Racal Instruments AN/TRC-207, Operation And Maintenance Instructions

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TO 31R2-2TRC207-1
6-9
Table 6-6. Organizational Maintenance Guide - Repair Specialist - CONT
Symptom Possible Cause Remedy
Repeater transmit characteristics
are frequency sensitive; some but
not all frequencies meet specified
levels Fault cannot be isolated/repaired
at the repair specialist level Return the BDR assembly to depot for
repair
Repeater has some indicators
working but not all Fault cannot be isolated/repaired
at the repair specialist level Return the BDR assembly to depot for
repair
Repeater will not pass either
clear or encrypted data or passes
distorted audio signal Failed repeater control CCA Remove and replace repeater control CCA
Unable to power radio through
side connector Failed receiver-transmitter Return the receiver-transmitter to the depot
for repair
Table 6-7. Cross-Reference to Removal/Replacement Procedures
Items to be Removed/Replaced
Applicable Procedure
(Paragraph Number)
Antenna
Antenna cable
Control panel assembly (A1A5)
Diplexer
Power cable
Power supply
Receiver-transmitter
Repeater control CCA (A1A2)
Bi-directional repeater assembly
15 watt power amplifier assembly (A1A6) 6-5.1.2
6-5.1.1
6-5.2.2
6-5.1.7
6-5.1.4
6-5.1.5
6-5.1.3
6-5.2.1
6-5.1.6
6-5.2.3
6-5 REMOVAL/REPLACEMENT PROCEDURES
6-5.1 Removal/Replacement Procedures - Operator
The first step for any removal/replacement procedure is to power down the equipment. Then remove all accessories
(antenna, handset, etc.). Removal/replacement procedures which are authorized to be performed by the operator are given
in paragraphs 6-5.1.1 through 6-5.1.7.
Before performing removal/replacement procedures, make sure power is removed from the unit
by disconnecting from power source. Failure to do so could result in personal injury or equipment
damage.
WARNING