User's Manual
Table Of Contents
- Front Cover
- Contents
- 1 - Foreword 11
- 2 - Safety and General Information 21
- 3 - Introduction 31
- 4 - System Applications 41
- 5 - Models and Specifications 51
- 6 - Approved Accessories 61
- 7 - Setup and Connections 71
- 8 - Operation 81
- 9 - Troubleshooting 91
- Introduction 91
- Recommended Test Equipment 91
- Troubleshooting Procedures 91
- Module Replacement Procedures 925
- General Replacement Information 925
- Anti-Static Precaution 925
- Care of Gold-Plated Connector Contacts 926
- Power Down Station Before Removing/Inserting Modules 926
- Validating Repairs 926
- Module Replacement 926
- Wireline 928
- ASTRO Modem Card/V.24 Interface Card 929
- Receiver 929
- Exciter 931
- Power Amplifier 932
- Power Supply 933
- Backplane 934
- Preselector Field Tuning Procedure 935
- 10 - Functional Theory of Operation 101
- 11 - Block Diagram, Schematics, Electrical Parts List, and Circuit Board Detail 111
- List of Tables
- List of Figures
- Parts Lists
- Foreword
- Safety and General Information
- Introduction
- System Applications
- Models and Specifications
- Approved Accessories
- Setup and Connections
- Operation
- Troubleshooting
- Introduction
- Recommended Test Equipment
- Troubleshooting Procedures
- Module Replacement Procedures
- Preselector Field Tuning Procedure
- Functional Theory of Operation
- Schematics
- Back Cover
68P81093C75-O November 30, 2000 9-3
Figure 3 PDR 3500 Troubleshooting Overview (Procedure 1: Routine Maintenance)
ROUTINE
MAINTENCE VISIT
OBSERVE LED INDICATORS and
MONITOR ALARM TONES (PAGES 6 AND 9)
• OBSERVE LED INDICATORS ON STATION
MODULE FRONT PANELS
• MONITOR ALARM ALERT TONES FROM
EXTERNAL SPEAKER
OF BEING
FAULTY?
MODULE
SUSPECTED
GO TO TROUBLESHOOTING
PROCEDURE 2 FLOW CHART
YES
INTERPRET STATUS REPORT
(RSS USER’S GUIDE–68P81085E35)
• USING RSS, ACCESS THE STATUS REPORT
SCREEN AND LOOK AT HISTORY OF ALARMS
AND TIME STAMPS
NO
GO TO TROUBLESHOOTING
PROCEDURE 2 FLOW CHART
YES
NO
RUN STATION DIAGNOSTICS
(RSS USER’S GUIDE–68P81085E35)
• USING RSS, RUN DIAGNOSTICS ON
STATION MODULES
GO TO TROUBLESHOOTING
PROCEDURE 2 FLOW CHART
YES
NO
DONE
PROCEDURE 1
OF BEING
FAULTY?
MODULE
SUSPECTED
OF BEING
FAULTY?
MODULE
SUSPECTED