Section III DIRECT SUPPORT MAINTENANCE PROCEDURES

TM 11-5820-401-34-3/0967-LP-432-3060

Section Ill DIRECT SUPPORT MAINTENANCE PROCEDURES

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Subject

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General. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .. . . . . .. . .. . . . .. . . ..

2-7

Top and Bottom Cover Replacement . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ..

2-8

Front Panel Replacement . . . . .. . .. . . . .. . . .. . . . . . . . . . . . . .. . . . . . . ..

2-9

2-15

A100 Assembly Replacement . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ..

2-10

2-18

Modules A1100 through A1500 Replacement . . . . . .. . . . . . . . . . . . . . . . . . . . . . . . ..

2-11

2-22

A1600 Assembly Replacement . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ..

2-12

2-23

A2000 Assembly Replacement . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

2-13

2-24

POWER Switch/Circuit Breaker CB101 Replacement . . . . . . . . . . . . . . . . . . . . . . . . .

2-14

2-25

SQUELCH Switch S102 Replacement . . . . . . .. . . . . . . . . . . . . . . . . . . . . . . . . . . . . ..

2-15

2-26

VOLUME Control Switch R101 Replacement . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

2-16

2-27

Light Switch S101 Replacement . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ..

2-17

2-28

Audio Connector J103 and J104 Replacement . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

2-18

2-29

A3000 Module and Assembly Replacement . .. . . . . . . . . . . . . . . . . . . . . . . . . . . . . ..

2-19

2-35

A4000 Module and Assembly Replacement . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ..

2-41

2-20

A5000 Module and Assembly Replacement . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

2-6. GENERAL.

This section contains instructions for direct support maintenance of the R-442(*)VRC receiver. The

following setup information applies to all procedures.

Resources required are not listed unless they apply to the procedure.

Personnel are listed only if the task requires more than one technician. If personnel required is not

Iisted, one technician can do the job.

These procedures can be performed using Tool Kit, Electronic Equipment TK-105/G. Tools will not be

Iisted unless special tools are required.

The normal equipment condition to start a maintenancetask is power off. Equipment condition is not

Iisted unless some other condition is required.

2-6