AS4000 Wireless Local Loop System. Operations and Maintenance Fault Diagnostic Guide 605-0000-431 Issue 1.
AS4000 Operations and Maintenance 605-0000-431 Section 0 . Issue 1.6.
AS4000 Operations and Maintenance 605-0000-431 Section 0 . Issue 1.6. Date3/2/99 Notice 1. This manual is subject to revision. 1. All rights reserved. 1. Right of modification reserved. 1. This manual is supplied without liability for errors or omissions. 1. No part of this manual may be reproduced or used except as authorised by contract or other written permission. 1.
AS4000 Operations and Maintenance 605-0000-431 Section 0 . Issue 1.6.
AS4000 Operations and Maintenance 605-0000-431 Section 0 . Issue 1.6. Date3/2/99 SAFETY INSTRUCTIONS - WARNINGS AND CAUTIONS SAFETY 1. Read and follow all warning notices and instructions marked on the product or included in this manual WARNING - HAZARDOUS VOLTAGES On DC sections, short circuiting the low voltage, low impedance circuits can cause severe arcing that may result in burns or eye damage. Remove rings, watches etc. to avoid shorting DC circuits.
AS4000 Operations and Maintenance 605-0000-431 Section 0 . Issue 1.6. Date3/2/99 The Symbol on the Airspan Products signifies that they have been certified according to the EMC directive 89/336/EEC. The products fulfil the requirements according to the following standards: EN50082-1 for Immunity. EN55022 Group 1 Class A for the Central Terminal Emissions. EN55022 Group 1 Class B for the Subscriber Terminal Emissions.
AS4000 Operations and Maintenance Section 605-0000-431 0 . Issue 1.6. Date3/2/99 CONTENTS Section 0: Preface Notice Safety Instructions Warnings and Cautions Section 1: Introduction 1. Introduction 1.1. Purpose 1.2. Scope 1.3. Technical Support 1 1 1 1 Section 2: Viewing Alarms using AS8100 (Sitespan) 1. Alarm Reports 1 Viewing Alarms Using Object Lists DLP-001 Viewing Alarms Using GUI DLP-002 Section 3: AS8100 (Sitespan) Alarms Fault Reference 1.
AS4000 Operations and Maintenance 605-0000-431 Section 0 . Issue 1.6. Date3/2/99 AU Card Alarms DLP-005 TU Alarms DLP-006 Modem Card Alarms DLP-007 Monitor Card Alarms DLP-008 RF Card Alarms DLP-009 Low Noise Amplifier (LNA) Alarms DLP-010 Power Amplifier (PA) Alarms DLP-011 Power Supply Unit (PSU) Alarms DLP-012 Section 5: Fault Diagnosis ST 1. 2.
AS4000 Operations and Maintenance 605-0000-431 Section 0 . Issue 1.6. Date3/2/99 Changing the Type 4 PSU DLP-023 Replacing The Drop Cable. 1. Removal and replacement of faulty drop cable 2. Drop Cable Termination at the PSU Type 1 3. Drop Cable Termination at the PSU Type 2 4. Drop Cable Termination at the PSU Type 4 5. Termination of NTUs DLP-024 55 55 57 58 59 Section 7: Operational Processes 5.1. Purpose of Section 1 Central Terminal Configuration 1. Quick Guide To System Configuration 2.
AS4000 Operations and Maintenance 605-0000-431 Section 0 . Issue 1.6. Date3/2/99 Section 11 Documentation 1. Documentation 1.1. History 1.2. Related Documentation 1.3. User Response Form 1 1 1 2 Appendix 1: Central Terminal Rack Guide 1. Overview 2. LED Visual Indicators 3. System Layouts And Diagrams 3.1.1. Power Amplifiers 3.1.2. PSU 3.2.
AS4000 Operations and Maintenance 605-0000-431 Section 1 . Issue 1.6. Date3/2/99 SECTION 1 INTRODUCTION 1. Introduction 1.1. Purpose This document gives a black box diagnostic view of the AS4000 equipment. The fault indication provided by the AS4000 is either via Sitespan event messages or visually by LED’s on the equipment cards .
AS4000 Operations and Maintenance 605-0000-431 Section 1 . Issue 1.6. Date3/2/99 This Page Intentionally Blank.
AS4000 Operations and Maintenance 605-0000-431 Section 2 . Issue 1.6. Date3/2/99 SECTION 2: VIEWING ALARMS USING AS8100 (SITESPAN) 1. Alarm Reports A fault detected in the AS4000 system will be reported to the Sitespan by the Modem Shelf Controller Card in the Radio Link Terminal (CT). All activity is reported as events on the system, alarms are events specific to faults on the system.
AS4000 Operations and Maintenance 605-0000-431 Section 2 . Issue 1.6. Date3/2/99 Alignment’, and/or ‘AIS’, been reported. In addition to these, the system may also report ‘Poor BER’messages on each radio link. Assuming the PSTN network connection is working and the related event/alarm messages are cleared, you are recommended to check the subscriber terminal hardware and its deployed environment when ‘Loss of Comms with ST’, and/or ‘Poor BER’message is reported.
AS4000 Operations and Maintenance Section 605-0000-431 . Issue 1.6. Date3/2/99 2 DLP-001 VIEWING ALARMS USING OBJECT LISTS Use this procedure to view an alarm using the Object List View in Sitespan STEP PROCEDURE 1. From the View menu, select Object List. 2. From the Select View Variant box, select the Rack view from the list. Click OK. 3. Racks with alarms will be shown in red. Select rack to be viewed by clicking mouse on text. 4. From the View Menu select Alarms 5.
AS4000 Operations and Maintenance 605-0000-431 . Issue 1.6. Date3/2/99 Section 2 DLP-001 7. The table below summarises the alarm objects. Use the table reference shown in column 3 to process the alarm. Alarm Object (Type)Shelf(N):Tributary Unit: System Clock Fail Group CT TU Interface Failures Reference Section 3 Table 1.
AS4000 Operations and Maintenance 605-0000-431 . Issue 1.6. Date3/2/99 Section 2 DLP-002 VIEWING ALARMS USING GUI Use this DLP to view Alarms as a GUI. STEP PROCEDURE 1. To view the alarms using the GUI views. a) Select Site View from Object List b) Double click the Site displaying the alarm(red) text. The Rack View appears with the shelf in alarm high-lighted in red. c) Double click the Shelf displaying the alarm(red). The Shelf View appears with the card in alarm highlighted in red. 2.
AS4000 Operations and Maintenance 605-0000-431 . Issue 1.6. Date3/2/99 3. To Receive attention the alarm click the icon shown below. 4. The Alarm will then be shown as white in the Card View.
AS4000 Operations and Maintenance 605-0000-431 . Issue 1.6. Date3/2/99 Alarm Group CT TU Interface Failures Tributary Unit:System Clock Fail Section 2 DLP-002 Reference Section 3 Table 1.1 Tributary Unit:2MBS Lost Tributary Unit: Frame Alignment Lost Tributary Unit:AIS Shelf Controller:PSU Fail CT FRU and Power Section 3 AnalogueCard: PSU Fail Failures Table 1.2 Modem Card:Poor BER Management system communication failures ST and Radio Link Section 3 Table 1.
AS4000 Operations and Maintenance 605-0000-431 . Issue 1.6. Date3/2/99 Section 2 DLP-002 This Page Intentionally Blank.
AS4000 Operations and Maintenance Section 605-0000-431 3 . Issue 1.6. Date3/2/99 SECTION3: AS8100 (SITESPAN) ALARMS: FAULT REFERENCE 2. Fault Reference Charts Sitespan Object List Indications Alarm Object FRU Type Fault Type Problem Type Specific Problem Event Type / Intermittency Refer (Type)Shelf(N):Tributary Unit:System Clock Fail TU TU Interface Failure Equipment Malfunction Input Transmission System Clock Fail Equipment Alarm / No 1.1.
AS4000 Operations and Maintenance Section 605-0000-431 3 . Issue 1.6. Date3/2/99 Alarm Object FRU Type Fault Type Problem Type Specific Problem Event Type / Intermittency Refer (Type)Shelf(N):Shelf Controller:PSU Fail SC PSU Failure Power SC PSU Failure Equipment Alarm / No 1.1.5 (Type)Shelf(N):Analogue Card: PSU Fail RIF PSU Failure Power Analogue PSU. Failure Equipment Alarm / No 1.1.
AS4000 Operations and Maintenance Section 605-0000-431 3 . Issue 1.6. Date3/2/99 Alarm Object FRU Type Fault Type Problem Type Specific Problem Event Type / Intermittency Refer (Type)Shelf(N):Shelf Controller:Lost Comms With EM Shelf Controller SC Interface Failure Communication Sub-System Failure Loss of comms between SC and Site Controller/ Sitespan Server Communications Alarm / No 1.1.10 Table 4. Alarms generated by loss of communications between Shelf Controller and Sitespan .
AS4000 Operations and Maintenance Section 605-0000-431 3 . Issue 1.6. Date3/2/99 Alarm Object FRU Type Fault Type Problem Type Specific Problem Event Type / Intermittency Refer (Type)Shelf(N):Modem Card:Lost Comms With ST PSU (ST) ST Failure Communication Sub-System Failure Loss of Comms with Dependant ST Communications Alarm / Yes 1.1.11 (Type)Shelf(N):Modem Card:Poor BER CT Modem RIF Interface Failure Communications Protocol Error BER <10-3 Uplink Communication Alarm / Yes 1.1.
AS4000 Operations and Maintenance Section 605-0000-431 3 . Issue 1.6. Date3/2/99 2.1. Alarm Messages: Sources, Conditions, Causes, and Actions 2.1.1. Transmission system clock fail Message: ‘Tributary Unit:System Clock Fail’, This alarm is usually associated with the following messages. ‘2MBS Lost’, ‘Frame Alignment Lost’, ‘AIS’. Source: 2Mbit/s connection to the CT modem shelf is not made.
AS4000 Operations and Maintenance Section 605-0000-431 3 . Issue 1.6. Date3/2/99 2.1.2. Loss of 2Mbit/s Signal Message: ‘Tributary Unit:2MBS Lost’ As a result of a loss of a 2Mbit/s input the following messages may appear., ‘System Clock Fail’, ‘Frame Alignment Lost’, ‘AIS’. Source: TU, 2Mbit/s connection to the CT modem shelf. Fault Condition: AS4000 has to use its internal clock and all calls will be dropped. Likely Cause: a. Wrong Tx/Rx connection. b. Broken / Faulty 2Mbit/s cable.
AS4000 Operations and Maintenance Section 605-0000-431 3 . Issue 1.6. Date3/2/99 2.1.3. Loss of Frame Alignment Message: ‘Tributary Unit: Frame Alignment Lost’ Source: 2Mbit/s Input to the CT modem shelf. Fault Condition: Frame pattern in the 2Mbit/s signal to the CT modem shelf is corrupted. Likely Cause: a. Fault in the exchange or transmission equipment. Consequential Effect: a. All active calls will be dropped.. b.
AS4000 Operations and Maintenance Section 605-0000-431 3 . Issue 1.6. Date3/2/99 2.1.4. Rx AIS Message: ‘Tributary Unit:AIS’ Source: Exchange, 2Mbit/s connection to the CT modem shelf. Fault Condition: No data path between the AS4000 and the Switch. Likely Cause: a. Distant equipment is in alarm state. Consequential Effect: a. All active calls will be dropped.. b. Call in progress LEDs on the CT modem card will be off irrespective of the call state.
AS4000 Operations and Maintenance 605-0000-431 Section 3 . Issue 1.6. Date3/2/99 2.1.5. FRU Failed -From SC PSU Message: ‘Shelf Controller:PSU Fail’ Source: Shelf Controller PSU. Fault Condition: PSU Fail Likely Cause: . Consequential Effect: Faulty PSU module. The Analogue Card PSU provides back-up power supply for the shelf controller. Service should not be effected but the faulty SC should be replaced as soon as practical. Repair Actions: Replace faulty Shelf Controller.
AS4000 Operations and Maintenance 605-0000-431 Section 3 . Issue 1.6. Date3/2/99 2.1.6. FRU Failed -From Analogue PSU Message: ‘AnalogueCard: PSU Fail’ Source: RF Analogue Card PSU. Fault Condition: PSU Fail Likely Cause: . Consequential Effect: Faulty PSU module. None as Shelf Controller PSU provides back-up power supply. Repair Actions: Replace faulty Analogue Card. Refer to detailed level procedure DLP-005 in Section 4 Note: 1. This card is not hot plugable.
AS4000 Operations and Maintenance Section 605-0000-431 3 . Issue 1.6. Date3/2/99 2.1.7. FRU Failed -From RF PA Message: ‘Combiner:PowerAmp(N):FRU Fail’ Source: One of the Power Amplifiers (PA) at CT Combiner Shelf. Fault Condition: One of the two PAs in the combiner shelf is in alarm state. Likely Cause: . Consequential Effect: Faulty PA module. A Loss of service to all users connected to associated modem shelf. Repair Actions: Replace faulty PA module.
AS4000 Operations and Maintenance 605-0000-431 Section 3 . Issue 1.6. Date3/2/99 2.1.8. FRU Failed -From RF Combiner PSU Message: ‘Combiner:PowerSupply(N):FRU Fail’ Source: One of the three PSU at CT Combiner Shelf. Fault Condition: One of the three PSUs in the combiner shelf is in alarm state. In cases where only one PSU has been provided there will be a failure of the shelf connected to that PSU. In this case the fault is indistinguishable from an exchange supply failure.
AS4000 Operations and Maintenance 605-0000-431 Section 3 . Issue 1.6. Date3/2/99 2.1.9. FRU Failure (Other) ‘Message: Combiner:LowNoiseAmp:FRU Fail’ ‘Combiner:Monitor:FRU Fail’ ‘Tributary Unit: FRU Fail’ ‘AnalogueCard: FRU Fail’ ‘Modem Card: FRU Fail’ Source Individual card as specified in message. Fault Condition: Card failure. Likely Cause: a. Equipment Malfunction. Consequential Effect: Dependant on the card failed. Repair Actions: Replace failed card.
AS4000 Operations and Maintenance 605-0000-431 Section 3 . Issue 1.6. Date3/2/99 2.1.10.Loss of communications with the Sitespan Message: ‘(Type)Shelf(N):Shelf Controller:Lost Comms With EM’ Source: V.24 connection to the Sitespan PC Fault Condition: The SC cannot forward its messages (urgent or non-urgent) to the Sitespan and has to use its internal buffer. Customer service is not effected unless the cause of the fault is failure of both DC inputs to the CT rack. Likely Cause: a. the V.
AS4000 Operations and Maintenance 605-0000-431 Section 3 . Issue 1.6. Date3/2/99 2.1.11. Loss of communications with ST Message: ‘Modem Card:Lost Comms With ST’ Source: CT modem, slots 3 - 10 in the CT modem shelf. Fault Condition: A ‘loss comms with ST’message is forwarded to the EM if the CT modem fails to establish a radio link with the ST. This message is forwarded after a power-on reset of the CT rack/modem shelf. Likely Cause: a. Loss of communications with any dependent ST, i.e.
AS4000 Operations and Maintenance 605-0000-431 Section 3 . Issue 1.6.
AS4000 Operations and Maintenance Section 605-0000-431 3 . Issue 1.6. Date3/2/99 2.1.12.BER>10-3 Message: ‘Modem Card:Poor BER’ ‘ST(N):Poor BER’ Source: CT Modem in any slot form 3 to 10. or at ST. Fault Condition: High noise level in the voice path. If a BER 10-3 is reported and indicates a link fail in one direction the alarm is previous information and the information relating to fail in the other direction has been unable to be sent back to the shelf controller. Likely Cause: a.
AS4000 Operations and Maintenance Section 605-0000-431 3 . Issue 1.6. Date3/2/99 2.1.13.Switch-over to battery back-up Message: ‘Switch to Battery’ Source: ST PSU . Fault Condition: Cannot detect mains input to the ST PSU. Likely Cause: The mains supply has been disconnected or a power outage has occurred in the area. Consequential Effect: A ‘switch-over to battery’message is send to the element manager. If the power failure persists, another warning message ‘Low Battery’will be sent. See 2.1.
AS4000 Operations and Maintenance Section 605-0000-431 3 . Issue 1.6. Date3/2/99 2.1.14.Battery back-up charge drops below approximately 30% of full charge Message: ‘Low Battery’. Source: ST PSU . Fault Condition: Battery Charge drops below 30% of the charge. Low output voltage from the ST PSU. Likely Cause: Faulty battery and/or prolonged mains supply failure. Consequential Effect: A ‘Battery Charge Drops Below 30% of the Charge’message is send to the element manager.
AS4000 Operations and Maintenance 605-0000-431 Section 3 . Issue 1.6. Date3/2/99 2.1.15.PSU Tampered Message: ‘PSU Tamper’ Source: ST PSU . Fault Condition: None. Likely Cause: ST PSU’s cover has been opened or faulty detector. This may be as a result of planned work. Consequential Effect: None. Repair Actions: No specific action. But the existence of this alarm condition could be used to charge customer for a callout on any subsequent failure caused as the result of PSU tamper.
AS4000 Operations and Maintenance 605-0000-431 Section 3 . Issue 1.6. Date3/2/99 2.1.16. Ringer Failure Message: ‘RingerFail’ Source: ST CRU. Fault Condition: No ringer output at CRU. Likely Cause: CRU malfunction. Consequential Effect: No Ringing to NTU Repair Actions: Check that the problem is not in the phone by attaching a known good phone to the circuit. If ‘Ringer Fail’change CRU (refer to Detailed Level Procedures DLP-016 to DLP-020).
AS4000 Operations and Maintenance 605-0000-431 Section 3 . Issue 1.6. Date3/2/99 This Page Intentionally Blank.
AS4000 Operations and Maintenance 605-0000-431 Section 4 . Issue 1.6. Date3/2/99 SECTION 4: FAULT DIAGNOSIS CT 3. Faults at CT site 3.1. Visual Visual indicators, in the form of Light Emitting Diodes (LED’s) mounted on certain equipment items, show the status of that item.
AS4000 Operations and Maintenance Section 605-0000-431 4 . Issue 1.6.
AS4000 Operations and Maintenance Section 605-0000-431 4 . Issue 1.6. Date3/2/99 Use this flowchart to locate the Detail Level Procedures (DLPs) that address the alarm issues by following the path to the ð indicating which DLP is relevant.
AS4000 Operations and Maintenance 605-0000-431 Section 4 . Issue 1.6. Date3/2/99 This Page Intentionally Blank.
AS4000 Operations and Maintenance Section 605-0000-431 4 . Issue 1.6. Date3/2/99 DLP-003 LOSS OF COMMS WITH SHELF CONTROLLER Alarm Indications AS8100 (Sitespan) ‘Lost Comms With EM’ Rack: Major/Prompt Modem Shelf Alarm Panel: Fault Alarm Card Alarm: SC Fail Shelf Controller Red Amber SC Fail Power OK Probable Cause Link Faults a). Loss of connection with Sitespan Server b). Cable between Modem Shelf and PC/Server faulty Card Faults a). Faulty SC Card b). PC Fault Consequences a).
AS4000 Operations and Maintenance Section 605-0000-431 . Issue 1.6.
AS4000 Operations and Maintenance Section 605-0000-431 4 . Issue 1.6. Date3/2/99 DLP-004 SHELF CONTROLLER (SC) ALARMS Alarm Indications AS8100 (Sitespan) : ‘Shelf Controller:PSU Fail’ Rack: Major/Prompt Modem Shelf Alarm Panel: Fault Alarm Card Alarm: SC Fail Shelf Controller Red Amber SC Fail Power OK Probable Cause Card Faults a). PSU failure within SC card b). Faulty SC Card Link Faults a). Loss of connection with Sitespan Go to DLP-003 Consequences a).
AS4000 Operations and Maintenance Section 605-0000-431 . Issue 1.6. Date3/2/99 4 DLP-004 Maintenance Clear Strategy SC Card Faults STEP PROCEDURE Observe full ESD precautions. 1. During this procedure use antistatic precautions when handling cards. 2. Press Receive Attention on the modem shelf cover to suppress alarm. 3. Check that there is power to the shelf. (amber LEDs should be illuminated). If there is no power to the shelf use DLP-012 to diagnose power problem. 4.
AS4000 Operations and Maintenance 605-0000-431 . Issue 1.6. Date3/2/99 Section 4 DLP-004 8. SC Red LED should now be extinguished and fault clear on alarm unit. Note: All LEDs will be illuminated for 2 s during module boot-up. After successful boot-up, the Fail LED will flash until the co-processor initialisation is complete. 9. The new SC card will be downloaded with the shelf information from the Sitespan . 10.
AS4000 Operations and Maintenance 605-0000-431 . Issue 1.6. Date3/2/99 Section 4 DLP-004 This Page Intentionally Blank.
AS4000 Operations and Maintenance Section 605-0000-431 4 . Issue 1.6. Date3/2/99 DLP-005 ANALOGUE UNIT (AU) ALARMS Alarm Indications AS8100 (Sitespan) : a) ‘AnalogueCard: FRU Fail’ b) ‘AnalogueCard: PSU Fail’ Note: Sitespan views the RF and Analogue cards as one object , the LED indication will show which of the cards has failed.
AS4000 Operations and Maintenance 605-0000-431 . Issue 1.6. Date3/2/99 Section 4 DLP-005 Maintenance Clear Strategy Start Disconnect power by removing PL6 from modem shelf backplane Remove AU card and replace with a new AU card. Take anti static precautions. Re-connect power by replacing PL6 on modem shelf backplane The AU card will power cycle and the links will re-aquire.
AS4000 Operations and Maintenance 605-0000-431 . Issue 1.6. Date3/2/99 STEP Section 4 DLP-005 PROCEDURE Observe full ESD precautions. 1. Press Receive Attention on the modem shelf cover to suppress alarm. 2. The Analogue card is not ‘hot plugable’. Remove PL6 from the modem shelf backplane to disconnect power from the modem shelf. Use the board extractor lever to remove the card from the shelf. Observe full anti-static precautions. 3.
AS4000 Operations and Maintenance 605-0000-431 . Issue 1.6. Date3/2/99 Section 4 DLP-005 This Page Intentionally Blank.
AS4000 Operations and Maintenance Section 605-0000-431 4 . Issue 1.6.
AS4000 Operations and Maintenance 605-0000-431 Section 4 . Issue 1.6.
AS4000 Operations and Maintenance 605-0000-431 . Issue 1.6. Date3/2/99 Section 4 DLP-006 ALARM: TU FAIL Alarm Indications AS8100 (Sitespan) : ‘Tributary Unit: FRU Fail’ Rack: Major/Prompt Modem Shelf Alarm Panel: Fault Alarm Card Alarm: TU Fail Probable Cause Failure of the TU card. Consequences Loss of service to all subscribers on the modem shelf. Maintenance Clear Strategy Change TU Card STEP PROCEDURE Observe full ESD precautions. 1.
AS4000 Operations and Maintenance Section 605-0000-431 4 . Issue 1.6. Date3/2/99 1=0n 0=0ff 1=0n 75ohm In/Out AC Input coupled Output earthed 0=0ff O N O N 8 7 6 5 4 3 2 1 DLP-006 120ohm In/Out Input floating Output floating Release 3 TUs 8 7 6 5 4 3 2 1 75 Ohm input 120 Ohm input PCB Ref Switch Position S1.2 S1.3 S1.2 s/c on 1 s/c on 1 o/c off 0 S1.3 s/c on 1 Input a/c earth S1.4 S1.5 o/c off 0 s/c on 1 Input earthed S1.4 S1.5 s/c on 1 o/c off 0 Input floating S1.4 S1.
AS4000 Operations and Maintenance 605-0000-431 . Issue 1.6. Date3/2/99 Section 4 DLP-006 ALARM: RX 2MBIT/S FAIL Alarm Indications AS8100 (Sitespan) : ‘Tributary Unit:2MBS Lost’ Rack: Major/Prompt Modem Shelf Alarm Panel: Fault Alarm Card Alarm: RX 2 Mbit/s Fault Probable Cause a) Wrong TX/RX connection b) Broken 2Mbit/s cable c) Exchange problem Consequences 1) Service failure to all subscribers connected to the modem shelf.
AS4000 Operations and Maintenance Section 605-0000-431 4 . Issue 1.6. Date3/2/99 1=0n 0=0ff 1=0n 75ohm In/Out AC Input coupled Output earthed 0=0ff O N O N 8 7 6 5 4 3 2 1 DLP-006 Release 3 TUs 8 7 6 5 4 3 2 1 120ohm In/Out Input floating Output floating 75 Ohm input 120 Ohm input PCB Ref Switch Position S1.2 S1.3 S1.2 s/c on 1 s/c on 1 o/c off 0 S1.3 s/c on 1 Input a/c earth S1.4 S1.5 o/c off 0 s/c on 1 Input earthed S1.4 S1.5 s/c on 1 o/c off 0 Input floating S1.4 S1.
AS4000 Operations and Maintenance 605-0000-431 . Issue 1.6. Date3/2/99 Section 4 DLP-006 ALARM: RX AIS Alarm Indications AS8100 (Sitespan) : ‘Tributary Unit:AIS’ Rack: Major/Prompt Modem Shelf Alarm Panel: Fault Alarm Card Alarm: RX AIS Detected Probable Cause Exchange Problem Consequences Failure of all subscribers on the modem shelf. Maintenance Clear Strategy STEP 1. PROCEDURE Report problem to exchange maintenance technician. STOP. THIS PROCEDURE HAS BEEN COMPLETED.
AS4000 Operations and Maintenance Section 605-0000-431 . Issue 1.6. Date3/2/99 4 DLP-006 ALARM: RX LOSS OF FRAME ALIGNMENT Alarm Indications AS8100 (Sitespan) : ‘Tributary Unit: Frame Alignment Lost’ Rack: Major/Prompt Modem Shelf Alarm Panel: Fault Alarm Card Alarm: RX loss of Frame Alignment Probable Cause Unable to establish frame alignment due to problem in the exchange or backhaul. Consequences Failure of all subscribers on the modem shelf. Maintenance Clear Strategy STEP 1.
AS4000 Operations and Maintenance 605-0000-431 . Issue 1.6. Date3/2/99 Section 4 DLP-006 ALARM: RX REMOTE ALARM DETECTED Alarm Indications AS8100 (Sitespan) : No indications Rack: Major/Prompt Modem Shelf Alarm Panel: Fault Alarm Card Alarm: RX Remote Alarm Detected Probable Cause Exchange / backhaul problem Consequences Failure of all subscribers on the modem shelf. Maintenance Clear Strategy STEP 1. PROCEDURE Report problem to exchange maintenance technician. STOP. THIS PROCEDURE HAS BEEN COMPLETED.
AS4000 Operations and Maintenance Section 605-0000-431 . Issue 1.6. Date3/2/99 4 DLP-006 ALARM: RX MULTIFRAME ALIGNMENT Alarm Indications AS8100 (Sitespan) : For CAS signalling only. Not applicable to DASS system. Rack: Major/Prompt Modem Shelf Alarm Panel: Fault Alarm Card Alarm: RX Multiframe Alarm Probable Cause Unable to establish frame 0 of multiframe (CAS Signalling ) due to fault in the exchange. Consequences Failure of all subscribers on the modem shelf. Maintenance Clear Strategy STEP 1.
AS4000 Operations and Maintenance 605-0000-431 . Issue 1.6. Date3/2/99 Section 4 DLP-006 ALARM: RX LOSS OF SIGNAL Alarm Indications Sitespan: Rack: Major/Prompt Modem Shelf Alarm Panel: Fault Alarm Card Alarm: RX loss of Signal Probable Cause a) Wrong TX/RX connection b) Broken 2Mbit/s cable c) Exchange problem Consequences 1) Service failure to all subscribers connected to the modem shelf. 2) The call in progress LEDs on the CT modems will be off irrespective of the call state.
AS4000 Operations and Maintenance Section 605-0000-431 4 . Issue 1.6. Date3/2/99 1=0n 0=0ff 1=0n 75ohm In/Out AC Input coupled Output earthed 0=0ff O N O N 8 7 6 5 4 3 2 1 DLP-006 Release 3 TUs 8 7 6 5 4 3 2 1 120ohm In/Out Input floating Output floating PCB Ref Switch Position S1.2 S1.3 S1.2 s/c on 1 s/c on 1 o/c off 0 75 Ohm input 120 Ohm input S1.3 s/c on 1 Input a/c earth S1.4 S1.5 o/c off 0 s/c on 1 Input earthed S1.4 S1.5 s/c on 1 o/c off 0 Input floating S1.4 S1.
AS4000 Operations and Maintenance Section 605-0000-431 4 . Issue 1.6. Date3/2/99 DLP-007 MODEM ALARMS Alarm Indications AS8100 (Sitespan) : ‘Modem Card: FRU Fail’ ‘Modem Card:Lost Comms With ST’ Rack: Major/Prompt Modem Shelf Alarm Panel: Fault Alarm Card Alarm: Modem Fail Link Fail Red Amber Red Red Amber Amber Modem Fail Power OK Link Fail Modem 0 Link Fail Modem 1 Modem 0 in Use Modem 1 in Use Probable Cause a). Modem card failure b). Failure of communication between ST and Modem c).
AS4000 Operations and Maintenance Section 605-0000-431 4 . Issue 1.6. Date3/2/99 DLP-007 Maintenance Clear Strategy Start is alarm on all Modems ? is alarm FRU Fail ? No No is alarm Link Fail ? No Finish Yes Yes is alarm on all shelves ? Remove and replace modem card Take anti static precautions.
AS4000 Operations and Maintenance 605-0000-431 . Issue 1.6. Date3/2/99 STEP Section 4 DLP-007 PROCEDURE Observe full ESD precautions. 1. Press Receive Attention on the modem shelf cover to suppress alarm. 2. If FRU fail change card. Use the board extractor lever to remove the card from the shelf. Replace the card ensuring that the card is located within the shelf card guides. Use the extractor lever to ensure that the card locates properly. Observe full anti-static precautions. 3.
AS4000 Operations and Maintenance 605-0000-431 . Issue 1.6. Date3/2/99 Section 4 DLP-007 This Page Intentionally Blank.
AS4000 Operations and Maintenance Section 605-0000-431 4 . Issue 1.6. Date3/2/99 DLP-008 MONITOR CARD (MON) ALARMS Alarm Indications AS8100 (Sitespan) : ‘Monitor:FRU Fail’ Rack: Major/Prompt Modem Shelf Alarm Panel: Fault Alarm Card Alarm: Monitor Card Fail Red Amber Monitor Card Fail Power/Module Probable Cause a). Card failure b). Monitor Card PSU failure Consequences Messages/ alarms will not be passed from the monitor card to the SC cards.
AS4000 Operations and Maintenance 605-0000-431 . Issue 1.6. Date3/2/99 Section 4 DLP-008 This Page Intentionally Blank.
AS4000 Operations and Maintenance Section 605-0000-431 . Issue 1.6. Date3/2/99 4 DLP-009 RF CARD ALARMS Alarm Indications AS8100 (Sitespan) : ‘AnalogueCard: FRU Fail’ Note: Sitespan views the RF and Analogue cards as one object , the LED indication will show which of the cards has failed. Rack: Major/Prompt Modem Shelf Alarm Panel: Fault Alarm Card Alarm: RF Fail Amber Red Power OK RF Fail Probable Cause Failure of RF card.
AS4000 Operations and Maintenance 605-0000-431 . Issue 1.6. Date3/2/99 4. Section 4 DLP-009 When the RF card is changed the receive sensitivity will need to be set as outlined in Section 6 (DLP-013 for 2.0 - 2.3GHz Band or DLP-014 for 3.4-3.6GHz Band). STOP. THIS PROCEDURE HAS BEEN COMPLETED.
AS4000 Operations and Maintenance Section 605-0000-431 4 . Issue 1.6. Date3/2/99 DLP-010 LOW NOISE AMPLIFIER (LNA) ALARMS Alarm Indications AS8100 (Sitespan) : ‘LowNoiseAmp:FRU Fail’ Rack: Major/Prompt Modem Shelf Alarm Panel: Fault Alarm Card Alarm: LNA Fail Probable Cause LNA failure Amber Power / Module Status OK Red Fail Consequences: Total loss of service to all subscribers. Maintenance Clear Strategy Change LNA STEP PROCEDURE Observe full ESD precautions. 1.
AS4000 Operations and Maintenance 605-0000-431 . Issue 1.6.
AS4000 Operations and Maintenance 605-0000-431 . Issue 1.6. Date3/2/99 Section 4 DLP-010 This Page Intentionally Blank.
AS4000 Operations and Maintenance Section 605-0000-431 4 . Issue 1.6. Date3/2/99 DLP-011 POWER AMPLIFIER (PA) ALARMS Alarm Indications HOT AS8100 (Sitespan) : ‘Combiner:PowerAmp(N):FRU Fail’ Rack: Major/Prompt Modem Shelf Alarm Panel: Fault Alarm Card Alarm: PA Fail Amber OK Red PA1 Fail Red PA2 Fail Probable Cause Faulty PA module Consequences: Loss of service to all users connected to associated modem shelf.
AS4000 Operations and Maintenance 605-0000-431 . Issue 1.6. Date3/2/99 4. Section 4 DLP-011 Note. All subscriber on both modem shelves associated with the PA Module will lose service as a result of removing a PA. STOP. THIS PROCEDURE HAS BEEN COMPLETED.
AS4000 Operations and Maintenance Section 605-0000-431 . Issue 1.6. Date3/2/99 4 DLP-012 POWER SUPPLY UNIT (PSU) ALARMS Alarm Indications AS8100 (Sitespan) : ‘Combiner:PowerSupply(N):FRU Fail’ Rack: Major/Prompt Modem Shelf Alarm Panel: Fault Alarm Card Alarm: PSU Fail Probable Cause Power OK Fail Test PSU failure. Consequences: None: Other PSUs will provide DC to rack. Note.
AS4000 Operations and Maintenance 605-0000-431 Section 4 . Issue 1.6. Date3/2/99 DLP-012 Maintenance Clear Strategy Start is Alarm on one PSU only No Goto page 4 2 Yes Check DC at test points with DMM.
AS4000 Operations and Maintenance 605-0000-431 . Issue 1.6. Date3/2/99 STEP Section 4 DLP-012 PROCEDURE Observe full ESD precautions. 1. Press Receive Attention on the modem shelf cover to suppress alarm. 2. Use a DMM to check the output of the PSU at the voltage test output on the PSU front panel. The output should measure 13.5V ±100mV 3. If the output is present but an alarm still exists the monitor circuit within the PSU is likely to be faulty. Change the PSU.
AS4000 Operations and Maintenance Section 605-0000-431 . Issue 1.6. Date3/2/99 4 DLP-012 DC INPUT FAIL Alarm Indications a) b) AS8100 (Sitespan) : ‘Shelf Controller:Lost Comms With EM’ Rack: Rack alarms indicated. Shelf: No shelf alarm indications. or AS8100 (Sitespan) : ‘Combiner:PowerSupply(N):FRU Fail’ ( From all installed PSUs) Rack: Rack alarms indicated. Shelf: All combiner shelves PSUs show fail. Probable Cause a) b) Failure of both DC inputs. One of the DC inputs has failed.
AS4000 Operations and Maintenance Section 605-0000-431 . Issue 1.6. Date3/2/99 4 DLP-012 Maintenance Clear Strategy Start No is supply switched ON No Switch supply on. Switches are located on combiner shelf Yes Check DC input with DMM. Block located on combiner shelf Yes is DC input OK No Check Main fuses in Suite Distribution Board Yes The problem is not DC input fail. Check rack for other alarm indications and deal as appropriate STEP PROCEDURE Observe full ESD precautions. 1.
AS4000 Operations and Maintenance 605-0000-431 . Issue 1.6.
AS4000 Operations and Maintenance Section 605-0000-431 5 . Issue 1.6. Date3/2/99 SECTION 5: FAULT DIAGNOSTICS ST 4. Purpose of Section This section is designed to assist with the location of faults occurring at the ST It is expected that some ST problems will be triggered by a customer notification to the service provider. If a fault is reported by a customer it will help the process if the customer can provide alternative phone contact e.g. a neighbours phone.
AS4000 Operations and Maintenance Section 605-0000-431 5 . Issue 1.6. Date3/2/99 Figure 5-1.
AS4000 Operations and Maintenance 605-0000-431 Section 5 . Issue 1.6. Date3/2/99 a) Alarm Indications AS8100 (Sitespan) : ‘Switch to Battery’, followed some hours later by ‘Low Battery’, followed some tens of minutes later by ‘Modem Card:Lost Comms With ST’. Most Likely Fault Cause Mains power disconnected from ACPSU. ( Type 2 PSU). Repair Actions Ask customer to check mains supply. If OK and the yellow LED is Off send maintenance staff to the customers site with a new ACPSU.
AS4000 Operations and Maintenance 605-0000-431 Section 5 . Issue 1.6. Date3/2/99 Checks to be made at the ST Site The fault chart over shows a recommended faulting process for ST faults. Check if ‘side tone’(blow can be heard in earpiece) can be heard on the telephone. If ‘side tone’present it suggests that the power has reached the CRU and that the VF wiring to the phone is OK. This eliminates immediate problems with the ACPSU and Drop Cable.
AS4000 Operations and Maintenance 605-0000-431 Section 5 . Issue 1.6. Date3/2/99 Fault Finding Type 1 PSU Start Connect test telephone to socket is sidetone present ? Check AC Mains Plug is connected and switched on.
AS4000 Operations and Maintenance Section 605-0000-431 5 . Issue 1.6. Date3/2/99 Fault finding Type 2 PSU Start Is reported fault switched to battery or >30% charge ? No Is reported fault Ringer Fail ? Check NTU and Wiring If OK change CRU Yes Connect Test Telephone to Socket See DLP-016 is dial tone present ? Yes No No No is sidetone present ? Yes Check AC Mains No Plug is connected and switched on.
AS4000 Operations and Maintenance 605-0000-431 Section 5 . Issue 1.6.
AS4000 Operations and Maintenance 605-0000-431 Section 5 . Issue 1.6. Date3/2/99 This Page Intentionally Blank.
AS4000 Operations and Maintenance 605-0000-431 Section 6 . Issue 1.6. Date3/2/99 SECTION 6 REPAIR PROCESSES This section describes the repair processes to be used when repairing a fault as diagnosed using the previous sections. Observe full ESD precautions. Refer to Section 8 or the Materials Return and Repair Manual 156-035-600 for instructions on returning faulty Items.
AS4000 Operations and Maintenance 605-0000-431 Section 6 . Issue 1.6. Date3/2/99 This Page Intentionally Blank.
AS4000 Operations and Maintenance Section 605-0000-431 6 . Issue 1.6. Date3/2/99 DLP-013 CT TX AND RX POWER SET-UP (2.0-2.3GHz AND 2.3-2.5GHz BAND) USING TEST CRU 6. Tools and equipment needed. Note: This method of setting up the CT should be used if a Level Control Unit is not available. Item 7.
AS4000 Operations and Maintenance Section 605-0000-431 . Issue 1.6. Date3/2/99 6 DLP-013 b) Set up Sitespan with an empty database Set the modem shelf properties (Shelf Frequency and PN codes) to the same as the existing modem shelf. Failure to do this will result in the site controller overwriting the shelf controller with its last set values. c) Connect Sitespan to the 25 way EM/Sitespan port on the modem backplane d) Set up the test equipment in preparation to connect to the shelf.
AS4000 Operations and Maintenance Section 605-0000-431 6 . Issue 1.6. Date3/2/99 15W Termination DLP-013 15W Termination POWER METER DIP/LNA1 TX Filter DIP/LNA1 TX Filter CT POWER METER RF Power meter connection when measuring Modem Shelves 1 & 2 TX Output Power CT RF Power meter connection when measuring Modem Shelves 3 & 4 TX Output Power Figure 7-1. Power Level measurement Test Set-up 1. Restore power to the rack. 2.
AS4000 Operations and Maintenance Section 605-0000-431 6 . Issue 1.6. Date3/2/99 7. DLP-013 Connecting Test CRU The purpose of this test is to enable the RX sensitivity at the CT to be set to -98dBm to within 1dB. This section provides details of the test set-up for the setting of the RX gain control. a) Switch rack off by placing both breakers in the off position. b) Disconnect terminations on DIP/LNA1 and TX filter.
AS4000 Operations and Maintenance 605-0000-431 Section 6 . Issue 1.6. Date3/2/99 DLP-013 e) Connect the cables and termination’s to the Subscriber Terminal Test Unit (Test CRU) as shown in Figure 7-5. TEST TELEPHONE UP Link Cable to CT Rx TX TEST CRU Down Link Cable from CT TX ACPSU RX Figure 7-5. Test CRU Connections. 8. Setting Of RX Gain Control. a) Connect the drop cable of the CRU and the telephony VF pairs to the AC PSU.
AS4000 Operations and Maintenance Section 605-0000-431 . Issue 1.6. Date3/2/99 6 DLP-013 Figure 7-7. RF Gain Settings 8. Program the Test CRU with the correct code of the Modem circuit to be tested. The I & C document for the Subscriber Terminal, describes in detail the procedure to be followed for programming the Subscriber Terminal. (Type 2 PSU). 9. At the end of the programming sequence, allow the Test CRU to acquire an RF link.
AS4000 Operations and Maintenance 605-0000-431 . Issue 1.6. Date3/2/99 Section 6 DLP-013 h) From the test menu, point and click ST Loopback button. i) Select the loopback direction as Towards Network and check TU through path on timeslot 1 and 2. j) Once the above is configured point and click OK button. This will set the radio traffic mode: high rate and high power. k) Once the test menu is available again leave the menu open, do not close or free line if the traffic mode is to be maintained. 12.
AS4000 Operations and Maintenance 605-0000-431 . Issue 1.6. Date3/2/99 Section 6 DLP-013 This Page Intentionally Blank.
AS4000 Operations and Maintenance Section 605-0000-431 6 . Issue 1.6. Date3/2/99 DLP-014 CT TX AND RX POWER SET-UP (3.4-3.6GHZ BAND) Tools and equipment needed.
AS4000 Operations and Maintenance Section 605-0000-431 . Issue 1.6. Date3/2/99 6 DLP-014 Failure to do this will result in the Sitespan overwriting the shelf controller with its last set values. c) Connect Sitespan to the 25 way EM/Sitespan port on the modem backplane d) Set up the test equipment in preparation to connect to the shelf. e) Select a modem channel for the test. (The modem channel selected should be one that has an existing subscriber.
AS4000 Operations and Maintenance Section 605-0000-431 6 . Issue 1.6. Date3/2/99 15W Termination 15W Termination POWER METER POWER METER DIP/LNA1 TX Filter DIP/LNA1 TX Filter CT DLP-014 RF Power meter connection when measuring Modem Shelves 1 & 2 TX Output Power CT RF Power meter connection when measuring Modem Shelves 3 & 4 TX Output Power Figure 7-9. Power Level measurement Test Set-up 4. Restore power to the rack. 5. Put one modem into service and measure the output power. 18±0.5dB 6.
AS4000 Operations and Maintenance Section 605-0000-431 6 . Issue 1.6. Date3/2/99 DLP-014 Ensure that the power Output is at steady level before setting up the RX gain control Move quickly to the next test to minimise down time of existing circuits. 7. RX Sensitivity The purpose of this test is to enable the RX sensitivity to be set to -98dBm to within 1dB. This section provides details of the test set-up for the setting of the RX gain control.
AS4000 Operations and Maintenance Section 605-0000-431 . Issue 1.6. Date3/2/99 6 DLP-014 b) Connect the AC Mains supply cable to the AC PSU and power up the unit at the mains supply outlet socket. c) On the Sitespan , select the Analogue/RF card window to set the Receiver Gain control voltage in the RF Gain Adjust box. Click on the UP or DOWN buttons to set the gain control voltage to 1.4 Volts. 8. Program the Test ST with the correct code of the first Modem circuit to be tested.
AS4000 Operations and Maintenance Section 605-0000-431 . Issue 1.6. Date3/2/99 6 DLP-014 e) Use the cursor to highlight the subscriber line for simulated off hook. f) Once the subscriber line is highlighted, use the cursor to select Test View under the View option. g) With the Test View opened, point and click the Reserved Line button. If the line is in idle state the test menu will be displayed. h) From the test menu, point and click ST Loopback button.
AS4000 Operations and Maintenance Section 605-0000-431 6 . Issue 1.6. Date3/2/99 DLP-015 SETTING OF RX GAIN CONTROL USING LEVEL CONTROL UNIT. 1. Setting Of RX Gain Control. 1. Ensure that the respective modem shelf is connected to the Sitespan by the 25 Way D-Type connector PL5 on the Modem Shelf Backplane. 2. Setting up RX sensitivity using the Level Control Unit 1. Use Sitespan/ Element Manger to enter the set point for the required receive levels.
AS4000 Operations and Maintenance Section 605-0000-431 6 . Issue 1.6. Date3/2/99 DLP-015 Shelf Selection Menu Status/ Configuration/ Version Menu Version LCU Status Menu Selection Link Information Configuration Information LCU Configuration Menu Selection Mode Select CT RX Trim Path Loss Set F3 = Previous Shelf Level Control Information Error messages F4 = Next Shelf F5 = Shelf Selection Menu F6 = Previous Menu 3. Select Configuration Set-up. SH: 1 >Configure< Status Ver 0-0-0---- 4.
AS4000 Operations and Maintenance 605-0000-431 6 . Issue 1.6. Date3/2/99 5. Section DLP-015 Enter the sum of the component losses for the system. The losses for the cable are recorded on a cable attenuation record attached to the top of the cable. Cable A is supporting modem shelves one and two. Cable B is supporting modem shelves three and four. A 454-0010-019 Issue x CABLE ATTENUATION MHz dB 1865 - x.xx 1880 - x.xx 1895 - x.xx 2049 - x.xx 2067 - x.xx 2088 - x.xx 2330 - x.xx 2346 - x.xx 2362 - x.
AS4000 Operations and Maintenance 605-0000-431 Section 6 . Issue 1.6. Date3/2/99 DLP-015 8. Key F6 twice to return to the Status/Configuration Selection Menu. 9. Select Status. Select the Link Menu. Shelf RF Channel Uplink Downlink SH :1 RF: 8 UL: Y DL: Y 0-0-+ 0.8dBm 0--98.0dBm 0-- RX signal Level TX signal Level Y = Link Acquired N = No link 10. Wait for both uplink and downlink signal acquisition.
AS4000 Operations and Maintenance Section 605-0000-431 6 . Issue 1.6. Date3/2/99 13. DLP-015 If any errors occur the LCU will stop the level control operation and set the operation mode to Idle automatically. When this occurs view the Error Menu for the source of this error.
AS4000 Operations and Maintenance 605-0000-431 . Issue 1.6.
AS4000 Operations and Maintenance 605-0000-431 Section 6 . Issue 1.6. Date3/2/99 DLP-016 CHANGING A CRU Use this procedure to change the CRU. Tools and equipment required ITEM 01 02 03 04 05 DESCRIPTION Combination Spanner Ratchet and Socket Snake Eye Screwdriver Ladder - Triple Soft Pencil STEP 1. SIZE 13mm 17mm Fully Extended 7metre minimum PROCEDURE Before loosening the bolts it is necessary to mark the alignment position of the CRU on the CRU mounting bracket (See Figure 2-1.
AS4000 Operations and Maintenance Section 605-0000-431 . Issue 1.6. Date3/2/99 6 DLP-016 3. Turn the securing nut on the drop cable anti-clockwise to disconnect the drop cable from the CRU. 4. Fully unscrew the hinge bolts to remove the faulty CRU. Ensure that the CRU is fully supported when removing the bolts. 5. Secure New CRU with the hinge bolts. Do not fully tighten the bolts at this time. 6. Connect the drop cable to the CRU. Turn the securing nut on the drop cable fully clockwise. 7.
AS4000 Operations and Maintenance Section 605-0000-431 6 . Issue 1.6. Date3/2/99 DLP-017 PROGRAMMING THE ST-V2 CRU TYPE 2 PSU USING A TELEPHONE The following procedure will have to be completed before placing the ST into service. Tools and equipment required ITEM 03 09 STEP DESCRIPTION TYPE Snake Eye Screwdriver Test Telephone DTMF or LD PROCEDURE ST Programming 1. Remove the cover from the ACPSU 2. Connect an MF or LD type telephone to the NTU. 3.
AS4000 Operations and Maintenance Section 605-0000-431 . Issue 1.6. Date3/2/99 5. 6 DLP-017 Programming Sequence Depress the Programming switch SW3(S2 in early versions). Lift the telephone handset Off-Hook and wait for the 3 sec continuous “programming start” tone of 1400 Hz, to be heard in the handset receiver. Enter the respective ST programming code on the telephone keypad, within 40 seconds of depressing the install switch. 6.
AS4000 Subscriber Terminal Installation and Commissioning DLP 018 605-0000-436 Issue 1.4 Date 11/4/99 CONNECTING TO THE CRU USING STMON. STMON is an MS-DOS PC communications utility that allows the status of an AS4000 Subscriber Terminal to be displayed on a PC screen. It is intended to be used as a commissioning tool and may also be used as an aid to troubleshooting.
AS4000 Subscriber Terminal Installation and Commissioning DLP 018 605-0000-436 Issue 1.4 Date 11/4/99 1. STMON communicates via the PC RS232 com port which connects to the ST drop cable. The PC may be attached to the Junction Box with a cable terminated as in Figure 5. Pin 1 Downlink Comms - Yellow or brown on White Uplink Comms - Grey or white on Brown Ground - Black or blue on Red Figure 5. STMON PC Connection 2a) Connecting to Junction Box (Type 1 PSU) The ST connection is made via a 3.
AS4000 Subscriber Terminal Installation and Commissioning DLP 018 605-0000-436 Issue 1.4 Date 11/4/99 2c) Connecting to Terminal Block (Type 4 &4A PSU) The following tables shows connections for STMON to PSU PC STMON CABLE 9 Way D type PC RS232 pin 2 PC RS232 pin 3 Ground pin 5 Type 4 / 4A PSU 3 Way Molex 3 2 1 Type 4 /4A PSU PSU TB1 5 4 2B Drop Cable Drop Cable Connector Yellow Grey Not Used 6 7 No connection Table 3.
AS4000 Subscriber Terminal Installation and Commissioning DLP 018 605-0000-436 Issue 1.4 Date 11/4/99 Starting STMON 1. STMON should be executed within the DOS environment. STMON is not suitable for execution from within the MS-Windows environment. 2. Type the following at the MS-DOS command line; stmon /c com_port /f filename All parameters are optional. /c com_port specifies which serial communications port to use (COM1 is used as default).
AS4000 Subscriber Terminal Installation and Commissioning DLP 018 605-0000-436 Issue 1.4 Date 11/4/99 automatically closed STMON communications - STMON support is reactivated by pressing F1. If after pressing F1 the comms time-out alarm does not clear then this indicates that there is a cable / com port selection fault or that the ST is faulty. STMON display panel description 1. A brief description of the STMON display panels follows. Table 5.
AS4000 Subscriber Terminal Installation and Commissioning DLP 018 605-0000-436 Issue 1.4 Date 11/4/99 Table 7. Error Count Soft error count / second <4000 4000-5000 5000-7000 >7000 Downlink quality Excellent Good Fair Poor Table 8. ST Status Panel ST s/w state ST alarm ST Status panel Internal operational state of the ST software. See below. Indicates ST alarm condition. May be blank (no alarm), Initialising or Faulty. Table 9.
AS4000 Subscriber Terminal Installation and Commissioning DLP 018 605-0000-436 Issue 1.4 Date 11/4/99 Table 11.
AS4000 Subscriber Terminal Installation and Commissioning DLP 018 605-0000-436 Issue 1.4 Date 11/4/99 STMON log file 1. A text log file may be created by using the /f switch. Log file entries are created every time the status of the ST changes. Invoke STMON by typing; stmon /f log.txt 2. After STMON is stopped the log file may be viewed using any standard ASCII file editor such as MS-DOS EDIT, Windows NOTEPAD or MS Word. A sample log file is shown below.
AS4000 Subscriber Terminal Installation and Commissioning DLP 018 605-0000-436 Issue 1.4 Date 11/4/99 Table 14. Function Key Description Key F1 F2 F3 F4 F5 ESC Page 35 of 60 Name Function Open Opens STMON communication between the PC and ST. Press F1 if connecting to an ST that is already powered up and operating. Close Closes STMON communication between the PC and ST. Press F2 before disconnecting from an ST. Install Invokes the ST-V2 install mode.
AS4000 Subscriber Terminal Installation and Commissioning DLP 018 605-0000-436 Issue 1.
AS4000 Operations and Maintenance Section 605-0000-431 . Issue 1.6. Date3/2/99 6 DLP-019 PROGRAMMING THE CRU USING STMON The following procedure will have to be completed before placing the ST into service. (This procedure is based on using STMON Rev J or later.) New versions of the CRU require STMON Version J or later as the have an extended information field to cater for the increased range of RF Frequencies used by the AS4000 System.
AS4000 Operations and Maintenance Section 605-0000-431 . Issue 1.6. Date3/2/99 STEP 6 DLP-019 PROCEDURE STMON ST Programming 1. Ensure that the mounted CRU is facing in the general direction of the CT office before commencing set-up and commissioning procedure. 2. Connect cable between Subscriber Terminal and PC as described in DLP-011. 3. From the DOS prompt start STMON by typing; stmon 3.
AS4000 Operations and Maintenance Section 605-0000-431 . Issue 1.6. Date3/2/99 6 DLP-019 Programming 12 and 16kHz SPM tones 1. 1. With the RF channel information accepted there is a further process to select the SPM frequency option. This should be done on all new voice. The command supports options for 12kHz or 16kHz Subscriber Private Metering (SPM) on voice STs. To program voice CRUs with the required SPM option repeat steps 7 to 8 above and enter the required SPM option code digits.
AS4000 Operations and Maintenance Section 605-0000-431 6 . Issue 1.6. Date3/2/99 DLP-019 RF Programming Codes for CRUs when using STMON Rev J The following table shows the codes used in the RF digit positions when programming external Fixed Assignment CRUs. RF # 2/3 digits 1 0 5 PN 1 digit 1 RW 2 digits 0 1 Identity 6 digits * or 000000 Check No. 1 digit 7 Remote site location CRU1 The codes differ depending on the generation of CRU used.
AS4000 Operations and Maintenance Section 605-0000-431 6 . Issue 1.6. Date3/2/99 RF BAND 2.3 – 2.5GHz 2.3 – 2.5GHz 2.3 – 2.5GHz 2.3 – 2.5GHz 2.3 – 2.5GHz 2.3 – 2.5GHz 2.3 – 2.5GHz 2.3 – 2.5GHz 2.3 – 2.5GHz 2.3 – 2.5GHz 2.3 – 2.5GHz 2.3 – 2.5GHz 2.3 – 2.5GHz 2.3 – 2.5GHz 2.3 – 2.5GHz 2.3 – 2.5GHz 2.3 – 2.5GHz 2.3 – 2.5GHz 2.3 – 2.5GHz Unused Unused Unused Unused 3.4 – 3.6GHz 3.4 – 3.6GHz 3.4 – 3.6GHz 3.4 – 3.6GHz 3.4 – 3.6GHz 3.4 – 3.6GHz 3.4 – 3.6GHz 3.4 – 3.6GHz 3.4 – 3.6GHz 3.4 – 3.6GHz 3.4 – 3.
AS4000 Operations and Maintenance Section 605-0000-431 6 . Issue 1.6. Date3/2/99 RF BAND 3.4 – 3.6GHz 3.4 – 3.6GHz 3.4 – 3.6GHz 3.4 – 3.6GHz 3.4 – 3.6GHz 3.4 – 3.6GHz 3.4 – 3.6GHz Unused Unused Unused Unused 1.8-1.9GHz 1.8-1.9GHz 1.8-1.9GHz 1.8-1.9GHz 1.8-1.9GHz 1.8-1.9GHz 1.8-1.9GHz 1.8-1.9GHz 1.8-1.9GHz 1.8-1.9GHz 1.8-1.9GHz 1.8-1.9GHz 1.8-1.9GHz 1.8-1.9GHz 1.8-1.9GHz 1.8-1.9GHz 1.8-1.9GHz 1.8-1.9GHz 1.8-1.9GHz 1.8-1.9GHz 1.8-1.9GHz 1.8-1.9GHz 1.8-1.9GHz 1.8-1.
AS4000 Operations and Maintenance Section 605-0000-431 6 . Issue 1.6. Date3/2/99 DLP-020 CRU MEASUREMENTS AND PANNING The following procedure is used when checking CRU performance and re-aligning a CRU. Tools and equipment required.
AS4000 Operations and Maintenance 605-0000-431 Section 6 . Issue 1.6. Date3/2/99 DLP-020 Ariel view showing CRU hinged from left Use a sharp pencil to mark the orientation of the CRU prior to the removal of the drop Cable Figure 1-1. CRU Alignment Position Marking 2. Connect the in-line breakout cable to the CRU. Connect the other end to the drop cable. Re-position the CRU if it has been moved. Lock and secure the CRU in position by tightening the locking bolts on the CRU mounting bracket.
AS4000 Operations and Maintenance Section 605-0000-431 6 . Issue 1.6. Date3/2/99 DLP-020 CRU AGC Mon (RED) Ground (GREEN) Test Adapter Cable PC Mon (BLACK) Drop Cable Figure 1-2. CRU Breakout Cable Test Socket 3. The ST will automatically attempt to establish an RF link with the respective CT. The link shall acquire within 5 minutes. 4. If unable to acquire link it will continue attempting to do so until power is removed.
AS4000 Operations and Maintenance Section 605-0000-431 . Issue 1.6. Date3/2/99 6 DLP-020 CRU Characterisation Each CRU has a characterisation label fixed to the CRU back plate. This label records factory measured readings of TX PC and RX AGC Volts for different set levels. AGC Voltage Measurement 1. 2. Using the DMM, measure the DC voltage between Ground (green) and the AGC Monitoring point, (red) on the breakout socket.
AS4000 Operations and Maintenance Section 605-0000-431 6 . Issue 1.6. Date3/2/99 DLP-020 Right Left Top 15 o CRU 15o Horizontal Plane Area clear from clutter, obstruction or shrouding 30 o C R U 30 Area clear from clutter, obstruction or shrouding o Vertical Plane Figure 1-6. CRU Positioning 2. If it is not possible to get sufficient RX gain the CRU, and there are no obstructions, it may be faulty and should be changed. Power Control Measurements 1.
AS4000 Operations and Maintenance Section 605-0000-431 . Issue 1.6. Date3/2/99 6 DLP-020 4. If the PC readings are not consistent with the receive fade margins then change the CRU. 5. Remove the in-line breakout test cable and re-connect the drop cable. If the CRU has to be moved to remove the in-line breakout test cable and re-connect the drop cable, then mark the orientation of the CRU on to the mounting bracket as described in paragraph 1. 6.
AS4000 Operations and Maintenance 605-0000-431 Section 6 . Issue 1.6. Date3/2/99 DLP-021 CHANGING THE TYPE 1 PSU. The Type 1 PSU consists of an AC Brick Power Unit and a Junction Box. The Type 1 PSU exists in both 24V and 30V versions ensure that if changing the PSU on a ST-D128 installation that a 30V Type 1 PSU is used. STEP PROCEDURE 1. PSU (Type 1) Connection to the Junction Box 1. The PSU is free standing and should be placed near to the Junction Box in a nonhazardous location. 2.
AS4000 Operations and Maintenance 605-0000-431 . Issue 1.6. Date3/2/99 Section 6 DLP-021 Safety: Do not allow anything to rest on the power cord and do not locate the product where persons could step or walk on the power cord. STOP. THIS PROCEDURE HAS BEEN COMPLETED.
AS4000 Operations and Maintenance Section 605-0000-431 6 . Issue 1.6. Date3/2/99 DLP-022 CHANGING THE TYPE 2 PSU The Type 2 PSU (ACPSU) consists of an AC PSU Unit with standby batteries and generates power fail alarms that are passed to the CT.
AS4000 Operations and Maintenance 605-0000-431 6 . Issue 1.6. Date3/2/99 9. Section DLP-022 Plug the PSU into the AC supply. BATTERY BATTERY TRANSFORMER SW3 LEDs D8 D9 SW4 CONNECTOR AC I/P Figure 2-1. AC Power Supply Unit. PSU earthing Note: The PSU is double insulated. It still has a 3-pin IEC socket and therefore uses a 3-wire cable and mains plug. There is no earth wire connected to the IEC socket inside the unit.
AS4000 Operations and Maintenance 605-0000-431 Section 6 . Issue 1.6. Date3/2/99 DLP-023 CHANGING THE TYPE 4 PSU The Type 4 PSU consists of an AC PSU Unit with standby batteries and generates power fail alarms that are passed to the CT. 8.
AS4000 Operations and Maintenance 605-0000-431 Section 6 . Issue 1.6. Date3/2/99 DLP-023 together, then connect the red lead to the +ve terminal and the black lead to the -ve terminal. 9. Plug the PSU into the AC supply.
AS4000 Operations and Maintenance Section 605-0000-431 6 . Issue 1.6. Date3/2/99 DLP-024 REPLACING THE DROP CABLE. STEP PROCEDURE 1. Removal and replacement of faulty drop cable 1. Switch off power at the mains socket. 2. Disconnect Drop Cable wiring from Junction Box 3. Remove connector from CRU by turning anti-clockwise (If the CRU has to be moved in order to release the connector see DLP-016 for procedure to remove connector) 4.
AS4000 Operations and Maintenance 605-0000-431 6 . Issue 1.6. Date3/2/99 Terminal 1 2 3 4 5 6 7 8 9 10 11 12 Function System Data- Up System Data- Down Ground +24V DC Ground 0V VF2b Vf2a Not connected VF1a VF1b 0V (Chassis Earth) Section DLP-024 Colour Grey Yellow Red Black White Blue Orange Violet Screen Table 1.
AS4000 Operations and Maintenance Section 605-0000-431 6 . Issue 1.6. Date3/2/99 Terminal 1 2 3 4 5 6 7 8 9 10 11 12 DLP-024 Function Colour Grey Yellow System Data- Up System Data- Down Ground +24V DC Ground 0V STXSTX+ Not connected SRXSRX+ 0V (Chassis Earth) Red Black White Blue Orange Violet Screen Table 3. ST-I1(ISDN) Junction Box Connections 3.
AS4000 Operations and Maintenance Section 605-0000-431 6 . Issue 1.6. Date3/2/99 8 7 6 5 4 3 2 1 +VDC 0VDC SCR UPLINK DOWNLINK SRX+ SRXSTX+ STX- TYPE 2 PSU Connector Detail DLP-024 5 4 3 2 1 TB1 TO NTUs RED BLK SCR GRY YEL SRX+ SRXSTX+ STXVIO ORA BLU WHI TB2 FROM CRU Figure 3-3. ISDN Drop Cable Connections to AC PSU (Type 2) 4. Drop Cable Termination at the PSU Type 4 1.
AS4000 Operations and Maintenance Section 605-0000-431 6 . Issue 1.6. Date3/2/99 2a 7 6 5 4 SCR 1 2b Yellow Grey TB1 3 SCR WHI TO NTUs 0VDC 8 BLK STX- 7 RED STX+ STX- 6 BLU STX+ SRX- SRX- 5 ORA 4 SRX+ 3 VIO 2 SRX+ TB2 +VDC AGC PC Downlink Uplink TYPE 4 PSU Connector Detail 1 DLP-024 FROM CRU Figure 4-2. ST-I1 Drop Cable Connections to Type-4 PSU 5. Termination of NTUs The V2 NTU cable (2 wire) is terminated as detailed in . Table 1.
AS4000 Operations and Maintenance 605-0000-431 6 . Issue 1.6. Date3/2/99 DLP-024 Plug 87654321 SRXSTXSTX+ SRX+ 12345678 Socket Section SRXSTXSTX+ SRX+ Figure 5-1. RJ45 ISDN Connections STOP. THIS PROCEDURE HAS BEEN COMPLETED.
AS4000 Operations and Maintenance Section 605-0000-431 . Issue 1.6. Date3/2/99 SECTION 7: OPERATIONAL PROCESSES 9. Purpose of Section This section is designed to assist with setting the Modem shelf in service and adding subscribers to the system.
AS4000 Operations and Maintenance 605-0000-431 . Issue 1.6. Date3/2/99 This Page Intentionally Blank.
AS4000 Operations and Maintenance Section 605-0000-431 . Issue 1.6. Date3/2/99 7 DLP-025 CENTRAL TERMINAL CONFIGURATION 1. Quick Guide To System Configuration When the CT equipment rack, the antenna/feeder and Sitespan have been installed and commissioned configuration of the Central Terminal can be carried out in order to connect the central office to the subscribers. This is a quick guide to system configuration see Sitespan 605-0000-427 for detailed instructions.
AS4000 Operations and Maintenance Section 605-0000-431 . Issue 1.6. Date3/2/99 7 DLP-025 2. Create an AS4000 Rack 1. Ensure that the site has been created and this view appears on screen Click the mouse in the Site window to highlight it as the active window. Figure 2-1. Site Object List 2. Select the site using the mouse. When selected the site is highlighted in dark blue. 3. From Menu Bar select Edit. 4. Select Create Child Element. 5. Select Airspan 60 Rack then click the OK button. Figure 2-2.
AS4000 Operations and Maintenance Section 605-0000-431 . Issue 1.6. Date3/2/99 7 DLP-025 6. A rack will be shown in Site View with the RF Combiner shelf highlighted as active. Figure 2-4. New Rack 7. Select a modem shelf by pointing at the shelf with the mouse and clicking. From the Edit menu select Rack Properties. The Edit Rack Properties window is displayed. Enter the rack name in the box and click on the OK button to edit the desired rack. Figure 2-6. Edit Rack Properties 8.
AS4000 Operations and Maintenance 605-0000-431 . Issue 1.6. Date3/2/99 Section 7 DLP-025 Figure 2-8. New Rack 2. Click on the desired Modem Shelf (1-4). The selected shelf will be highlighted with black markers. 3. From the Edit menu select: Create Shelf. 4. To create Shelf select the type of shelf to be created from the Create Child window and click on the OK button. Figure 2-10. Create Shelf 5. Click the OK button to initiate the changes and return.
AS4000 Operations and Maintenance 605-0000-431 . Issue 1.6. Date3/2/99 Section 7 DLP-025 Figure 2-12. Newly created Shelf 2.2. Edit Modem Shelf Properties 1. Either display the shelf in Shelf View, or select the shelf on an Object List. 2. From the Edit, Menu choose Airspan 60 Modem Shelf Properties. Figure 2-14. Edit Modem Shelf Properties 2. Enter the shelf name/number into the dialog box and click the OK button. 3.
AS4000 Operations and Maintenance Section 605-0000-431 . Issue 1.6. Date3/2/99 7 DLP-025 ports listed are those available on the Server machine; this may not necessarily be the machine running the Sitespan Equipment View. Figure 2-16. Select COM Port 4. Select Rx & Tx frequencies by clicking ê to drop the options box and clicking the appropriate frequency pair on the drop down list. The frequency pairs are usually determined as part of the system planning process. Figure 2-18. Select Frequency 5.
AS4000 Operations and Maintenance 605-0000-431 . Issue 1.6. Date3/2/99 Section 7 DLP-025 Figure 2-22. Active Shelf Note: Allocation of Frequency and PN code will usually form part of the network planning and is not usually determined by an individual editing the shelf properties. The Shelf is now fully operational and subscriber may be attached.
AS4000 Operations and Maintenance 605-0000-431 . Issue 1.6. Date3/2/99 This Page Intentionally Blank.
AS4000 Operations and Maintenance 605-0000-431 Section 7 . Issue 1.6. Date3/2/99 DLP-026 ADDING SUBSCRIBERS 1. Subscriber Creator Wizard It is recommended when provisioning a shelf that the subscriber creator wizard is used to create default subscribers. When default subscribers have been created then provision details for each subscriber can amended to insert details. 1. Select the Site in which to create subscribers from the ‘Network Site List’ 2.
AS4000 Operations and Maintenance 605-0000-431 . Issue 1.6. Date3/2/99 Section 7 DLP-026 4. Review the choices made. Click the ‘Create’ button to create the subscribers with information just entered. 5. The following subscriber view displays: Figure 1-3. Default Subscriber List 2. Edit /Add Subscriber Details 1. button, by using the Edit Subscriber dialog box can be edited by clicking the Edit Menu select Create Subscriber.
AS4000 Operations and Maintenance Section 605-0000-431 . Issue 1.6. Date3/2/99 7 DLP-026 Figure 2-1. Edit Subscriber 2. Enter the customer information in the Name, Address, and Telephone Number fields. Note: to move to a new line in the address field use Ctrl and ↵ . 3. Select the Tariff from the drop down menu. The inclusion of the tariff is for information only and does not set a tariff. Figure 2-2. Tariff Indicator 4.
AS4000 Operations and Maintenance 605-0000-431 . Issue 1.6. Date3/2/99 Section 7 DLP-026 Precise details on configuration are to be found in the Sitespan Reference Document 605-0000-427.
AS4000 Operations and Maintenance 605-0000-431 . Issue 1.6. Date3/2/99 Section 7 DLP-027 DOWNLOADING SOFTWARE This DLP describes the procedure for downloading software from the server to the shelf controller. The Shelf controller holds two versions of software, current and other. When software is downloaded it is downloaded into other and then has to be switched to current. The shelf cards will not use the new software until they have been reset. STEP PROCEDURE Downloading to Shelf 1.
AS4000 Operations and Maintenance Section 605-0000-431 . Issue 1.6. Date3/2/99 7 DLP-027 3. Click to download new version 4. New version is downloaded to the Shelf Controller 5. When download is complete the window shows the new version installed as other.
AS4000 Operations and Maintenance 605-0000-431 . Issue 1.6. Date3/2/99 Section 7 DLP-027 6. To switch from current to other version highlight double click field to download and select on Software Download window. 7. When the two versions are switched, reset the cards using the software to complete the software change. STOP. THIS PROCEDURE HAS BEEN COMPLETED.
AS4000 Operations and Maintenance 605-0000-431 . Issue 1.6.
AS4000 Operations and Maintenance Section 605-0000-431 6 . Issue 1.6. Date3/2/99 DLP-028 REPLACING A MODEM SHELF Tools required ITEM 04 05 06 07 DESCRIPTION Screwdriver Screwdriver Screwdriver Screwdriver STEP SIZE Pozidrive No 1 x 75mm Pozidrive No 2 x 199mm Pozidrive No 3 x 150mm Flat Blade 3mm x 100mm PROCEDURE Observe full ESD precautions. To replace a faulty Modem Shelf proceed as follows: 1.
AS4000 Operations and Maintenance Section 605-0000-431 6 . Issue 1.6. Date3/2/99 DLP-028 Take care not to trap or damage any existing cables, cable forms or ribbons. b) Connect the braided earth strap to the frame using a M4 screw and M4 nut as shown in Figure 1-4. Rack Frame (Side View) Braided Shelf Earth Strap M4 Screw with Nut and Lug on the inside Rear of Rack Figure 1-4. Shelf Earth Connection c) Connect ribbons to JP3 and JP4.
AS4000 Operations and Maintenance Section 605-0000-431 6 . Issue 1.6. Date3/2/99 2 Wire Port PL7 JP3 Baseband 2Mbit/s IN SK16 DLP-028 PL1 JP6 JP7 2Mbit/s OUT SK15 PL8 J2 JP1 JP2 PL5 Sitespan/EM PL4 Front Panel Alarms DC Input PL6 Alarm Combiner JP5 JP4 Figure 1-8. Shelf Interface Connections. 3. 2Mbit/s Cabling a) Ensure that the 2Mbit/s grounding options are set. Default option is for JP5, JP6 and JP7 to be fitted with links.
AS4000 Operations and Maintenance Section 605-0000-431 6 . Issue 1.6. Date3/2/99 DLP-028 4. Set Shelf Identity a) Ensure that each shelf identity is set by the provision of links as shown in Table 2. Shelf 1 2 3 4 JP1 On Off On Off JP2 On On Off Off Table 2. Shelf Identity Settings 5. Re-insert the cards into the shelf. 6. Connect DC cable plug to the DC input socket PL6 and connect the crimped cable screen earth to the lug positioned alongside PL6. See Figure 1-4.
1pC (AS4000) Operations and Maintenance Section Fault Diagnostic Guide. 605-0000-441 8 . Issue 1.6 Date 26/8/98 SECTION 8 EQUIPMENT RETURN FOR REPAIR 1. PACKING AND SHIPMENT 1.1. Circuit Board Assemblies 1.1.1. General Circuit board assemblies must be individually boxed in ACC-approved shipping containers to properly protect them from static electricity damage. 1.1.2. Static Control Rules ACC uses state-of-the-art semiconductors to obtain the fastest, most reliable operation.
1pC (AS4000) Operations and Maintenance Section Fault Diagnostic Guide. 605-0000-441 7 . Issue 1.6 Date 26/8/98 The following procedures reduce the possibility of static discharge damage: • Wearing a wrist strap while handling PCBs. • Attach the string of the ACC repair tag to the ejector/injector of the printed circuit board. • Insert PCBs into approved static shielding bags with repair tags remaining outside the shielding bag. Do not insert repair tags into static shielding bags.
1pC (AS4000) Operations and Maintenance Fault Diagnostic Guide. 605-0000-441 Section 7 . Issue 1.6 Date 26/8/98 WARNING: A box of boards must not contain other heavy items that could cause part damage. Empty space in shipping cases must be filled with additional shipping boxes to prevent part movement and damage during handling. 1.2. Power Supplies And Peripherals 1.2.1. General Each type of assembly must be shipped in its specifically designed packing box.
1pC (AS4000) Operations and Maintenance Fault Diagnostic Guide. 605-0000-441 Section 7 . Issue 1.6 Date 26/8/98 ACC Repair Tag A tag is to be completed at the time of the failure and physically attached to the faulty unit. This tag will remain attached to the unit until it has been repaired and tested. The tag should have written on it to aid identification the following: Customer Name MRR Number Product Number and description Fault Symptom 3.
1pC (AS4000) Operations and Maintenance Fault Diagnostic Guide. 605-0000-441 Section 7 . Issue 1.6 Date 26/8/98 DEFECTIVE EQUIPMENT INFORMATION FORM MRR Number (provided by ACL) Card/Assembly Description Part Number and Revision(if applicable) Serial Number Date Commissioned Date Fault Reported Location of Assembly in CT Rack Shelf Location of Subscriber Terminal SUBSCRIBER TERMINAL INFORMATION Power Supply Type (e.g.
1pC (AS4000) Operations and Maintenance Fault Diagnostic Guide. 605-0000-441 Section 7 . Issue 1.
AS4000 Operations and Maintenance 605-0000-431 Section 9 . Issue 1.6. Date3/2/99 SECTION 9: GLOSSARY OF TERMS 9: Glossary of Terms 1. Glossary of Terms 1.1. Definitions AS4000 NSE State NSE Status Rack Shelf System Unit V.24 X.25 2Mbit/s 1.2. Trade name for ACC digital radio system Functional State /Administrative State (e.g. In Service). Equipment Status (e.g. Alarm.) Frame for holding multiple electronic shelves, stacked vertically. Frame for holding multiple electronic cards, stacked horizontally.
AS4000 Operations and Maintenance 605-0000-431 Section 9 . Issue 1.6.
AS4000 Operations and Maintenance 605-0000-431 Section 10 . Issue 1.6. Date3/2/99 SECTION 10: INDEX AND TABLES Index and tables 1. Figures and Tables Figures Chapter/ Page Section2 Figure 1-1. Event reporting paths from FRUs 1 Section 4 Figure 1-1 Modem Shelf Alarms 2 Figure 1-2. Combiner Shelf Alarms 2 Figure 1-3. DIL Switch (Typical Settings) 18 Figure 1-4. DIL Switch (Typical Settings) 20 Figure 1-5. DIL Switch (Typical Settings) 26 Section 5 Figure 2-1.
AS4000 Operations and Maintenance 605-0000-431 Section 10 . Issue 1.6. Date3/2/99 Figure 3-1. ST-V2 Drop Cable Connections to AC PSU (Type 2) Figure 3-2. ISDN Drop Cable Connections to AC PSU (Type 2) Figure 4-1. ST-V2 Drop Cable Connections to Type-4 PSU Figure 4-1. ST-I1 Drop Cable Connections to Type-4 PSU Section 7 DLP-025 Figure 2-1. Site Object List Figure 2-2. Create Rack Figure 2-3. New Rack Figure 2-4. Edit Rack Properties Figure 2-5. New Rack Figure 2-6. Create Shelf Figure 2-7.
AS4000 Operations and Maintenance 605-0000-431 Section 10 . Issue 1.6. Date3/2/99 Figure 3-9. AS4000 ST ACPSU 11 Tables Chapter/ Page Section2 Table 1-1. Alarm Reports 4 Table 1-2 Alarm Reports 7 Table 1-1. Alarms generated by TU interface failure. 1 Table 1-2. Alarms generated by FRU and PSU failures 2 Table 1-3. Alarms generated by loss of communications between Shelf Controller and Sitespan . 3 Table 1-4. Alarms generated by a Radio or CRU failure.
AS4000 Operations and Maintenance 605-0000-431 Section 10 . Issue 1.6. Date3/2/99 Table 1-1. Revision History Appendix 1 Table 3-1. LED Indications - RF Combiner Shelf Table 3-2. LED Indications - Analogue Card Table 3-3. LED Indications - Modem Card Table 3-4. LED Indications - TU Card Table 3-5. LED Indications - SC Card Table 3-6. LED Indications - LED Alarm Panel Card Table 3-7.
AS4000 Operations and Maintenance 605-0000-431 Section 11 . Issue 1.6. Date3/2/99 SECTION 11: DOCUMENTATION 1. Documentation 1.1. History Issue Date Author Dr 1.0 28/8/96 M. Windett Dr.1.1 1.0 1.1 1.2 1.3 1.4 31/10/96 21/11/96 15/1/97 30/7/97 19/7/98 28/8/98 M. Windett M. Windett M. Windett M. Windett M. Windett M. Windett 1.5 1.6 25/11/98 2-2-99 M. Windett M Windett Issue Details Initial Release derived from WD005-9800-001 Draft 1.
AS4000 Operations and Maintenance Section 605-0000-431 11 . Issue 1.6. Date3/2/99 1.3.
AS4000 Operations and Maintenance Appendix 605-0000-431 1 . Issue 1.6. Date3/2/99 APPENDIX 1 CENTRAL TERMINAL RACK GUIDE 1. Overview This Appendix is designed to be associated with the CT Rack as an aid to locating components and alarms for the faulting technician. The Central Terminal (CT) has a number of maintenance-related aids that are integrated with the rack equipment and which provide local access to and information related to that equipment.
AS4000 Operations and Maintenance 605-0000-431 Appendix 1 . Issue 1.6. Date3/2/99 3. System Layouts And Diagrams DSC Airspan RF Combiner Shelf Modem Shelf 1 Modem Shelf 2 Modem Shelf 3 Modem Shelf 4 Figure 3-1.
AS4000 Operations and Maintenance Appendix 605-0000-431 1 . Issue 1.6. Date3/2/99 2 Wire Port PL7 Baseband 2Mbit/s IN JP6 JP7 2Mbit/s OUT PL8 JP1 JP2 Sitespan/EM DC Front Panel Alarms Input 8 15&Sp 7 13&14 6 11&12 5 9&10 4 7&8 3 5&6 2 3&4 1&2 1 Shelf Controller Alarm Combiner JP5 Analogue Unit Tributary Unit Modems Figure 3-2.
AS4000 Operations and Maintenance Appendix 605-0000-431 1 . Issue 1.6. Date3/2/99 Figure 3-6 shows the location of the LED’s on the RF combiner shelf cards. Dilplexer and Low Noise Amplifier DIP/LNA 1 RF1 RF2 TX Filter RF3 RF4 Mon1Mon2 Alm55B Red White Prompt/ Deferred Red Power OK Instation/ Clear Receiving Attention Green Test Trunks PSU1 PSU2 Lamp Test PSU3 PA1 PA2 KEY Red Amber Green White Receive Attention Figure 3-6.
AS4000 Operations and Maintenance Appendix 605-0000-431 1 . Issue 1.6.
AS4000 Operations and Maintenance 605-0000-431 Appendix 1 . Issue 1.6. Date3/2/99 3.1.2. PSU An Amber LED on the front panel of the PSU (see Figure 6.3) indicates that the PSU is working satisfactorily. POWER FAIL + TEST - Figure 3-10. Power Supply Unit Front Panel Test points are provided on each PSU front panel to allow the following parameter to be measured as a DC level (see Figure 3-10). Output voltage of each PSU (nominally 13.5V).
AS4000 Operations and Maintenance Appendix 605-0000-431 1 . Issue 1.6. Date3/2/99 3.2.
AS4000 Operations and Maintenance Appendix 605-0000-431 1 . Issue 1.6. Date3/2/99 Modem Cards (Mod 1&2 to Mod 15&SP) Red FRU fail Fault on modem card Amber Power OK Indicates on-board PSU OK Red Link fail Radio failure (modem 0) loss of frame alignment. Red Link fail Radio failure (modem 1) loss of frame alignment Amber Modem 0 in use Call in progress Amber Modem 1 in use Call in progress Note: all LEDs will be illuminated for 2 s during module boot-up Table 4.
AS4000 Operations and Maintenance Appendix 605-0000-431 1 . Issue 1.6. Date3/2/99 Table 10. LED Indications - LED Alarm Panel Card Additional information regarding the functions of the LEDs and the receive attention key are as follows: Red LED Amber LED Green LED Receive Attention Key Comments Off On Off – Power OK and no other faults.
AS4000 Operations and Maintenance Appendix 605-0000-431 1 . Issue 1.6.
AS4000 Operations and Maintenance 605-0000-431 Appendix 1 . Issue 1.6. Date3/2/99 BATTERY BATTERY Power OK LED TRANSFORMER SW3 LEDs D8 D9 SW4 CONNECTOR AC I/P AC Power Supply Unit SW4 (S1) Reset Switch SW3 (S2) Programming Switch D8 (S3) Initialising and Self Test D9 (S4) Initialised OK References in brackets refer to numbering on early versions of the PSU Figure 3-16.
AS4000 Operations and Maintenance 605-0000-431 Appendix 1 . Issue 1.6. Date3/2/99 This Page Intentionally Blank.
