Troubleshooting; Introduction; Troubleshooting Overview; Recommended Test Equipment - Motorola PDR 3500 Basic Service Manual

Troubleshooting

Introduction

Troubleshooting
Overview
Recommended Test
Equipment

Test Equipment List

Troubleshooting
Procedures
68P81093C75-O
This section provides troubleshooting recommendations and
procedures for the PDR 3500 station and associated ancillary
equipment.
The troubleshooting procedures and supporting diagrams allow the
service technician to isolate station faults to the module/assembly
level, or to a limited portion of the motherboard circuitry.
The following information is included:
• Alarm indicators and their functions
• Troubleshooting flow charts
• Module replacement procedures
• Post-repair procedures: Performing alignment
after replacing defective modules
Follow this list of recommended test equipment when performing
troubleshooting procedures on the PDR 3500 station and ancillary
equipment:
• Motorola R2001 or R2600 Series
Communications Analyzer (or equivalent)
• PC with RSS program
• In-Line Wattmeter (Motorola S-1350, or
equivalent)
• Dummy Load (50Ω, station wattage or higher)
• Handset/Microphone with PTT switch
(TMN6164, or equivalent)
The troubleshooting and repair philosophy employs Field
Replaceable Unit (FRU) substitution. The PDR 3500 station is
comprised of self-contained modules (FRUs). Replacing faulty
modules should bring the station back to normal operation.
September 27, 2000
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