User's Manual
Table Of Contents
- Installation
- Overview AS4000
- Overview AS4020
- Preparation
- Rack Installation
- AS4000 AC Rack Cabling and Wiring
- AS4000 CT Shelf Cabling and Wiring
- _
- Expansion Rack Cabling
- Setup and Test
- System Testing
- AS4000 AC Setup and Test
- Access Concentrator: Turn-Up and DC measurements
- Setting Up the Access Concentrator
- _
- Setting the TEI and Baud Rate for Netspan Connection
- Creating AC Shelf/Rack on Sitespan
- Setting up AC Rack and Shelf configuration
- Configure AC Cards
- Configure AC Shelf properties
- Check Boot Sequence
- Alarm and Status Indications (Test 3)
- Self Test (Test 4)
- Test CTU cabling to the DDF E1 Cards
- Test CTU cabling to the Distribution Frame (DDF) GR303 Cards.
- Test XTU cabling to the DDF
- Connecting the AC to the Network
- Connect E1s/T1s to the Switch or Cross-Connect at the DDF
- Access Concentrator Rack Commissioning Test Results
- AS4000 CT Setup and Test
- AS4020 CT Setup and Test
- _
- General
- Repair and Return Procedure
- Repair Charges
- Return & Repair Tag
- Packing and Shipment
- Glossary
- Index
185
Glossary
A
A/D: Analogue/Digital
AC: Access Concentrator
ADPCM: Adaptive Differential Pulse Code Modulation
AGC: Automatic Gain Control
AIS: Alarm Indication Signal or All Ones
AMI: Alternate Mark Inversion
AU: Analogue Unit
B
BER: BIT Error Rate
C
CAS: Channel Associated Signalling
CPE: Customer Premises Equipment
CT: Central Terminal
CTU: Concentrated Tributary Unit
CU: Compression Unit
D
D/A: Digital/Analogue
DA: Demand Assignment
DACU: Demand Assignment Commissioning Unit
DC: Direct Current
DIP: Diplexer
DMM: Digital Multi Meter
DSP: Digital Signal Processor
DTE: Data Termial Equipment
DTU: Demand Assignment Tributary Unit
F
FA: Fixed Assignment
FRU: Field Replaceable Unit
H
HDLC: High Level Data Link Control
I