TM 11-7025-221-20
Section IV. MAINTENANCE PROCEDURES
Page
Para
Subject
TD-1337(V)/G Removal and Installation Instructions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Operational Test . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-17
Plug-In Card Replacement lnstructions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-18
POWER AC and DC Indicator Replacement instructions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Power Supply Replacement instructions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2-20
Front Panel Removal and Installation lnstructions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Display Card Replacement Instructions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2 - 2 2 2 - 4 4
Keyboard Replacement lnstructions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2 - 2 3 2 - 4 6
Red CESE Assembly Replacement lnstructions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
OVERVIEW
Repair of the TD-1337(V)/G consists of replacing the TD-1337(V)/G, a faulty plug-in card, or one of the
other items listed above. A replacement action is performed when directed by troubleshooting.
All of the replaceable assemblies, except the red CESE assembly, can be replaced without removing the
TD-1337(V)/G from the equipment rack, providing that there is adequate space above the TD-1337(V)/G
to remove and install the assemblies.
There are no special cleaning or servicing requirements.
Notify your local users and remote TD-1337(V)/G's in your network when your TD-1337(V)/G is to be
turned off for maintenance. This will help them expect and understand any alarm signals and conditions
that could occur when your communications functions are interrupted.
2-16. TD-1337(V)/G Removal and Installation Instructions.
This task covers:
a. Removal
b. Installation
Equipment Condition
INITIAL SETUP
Notify local users and remote TD-1337(V)/G(s)
Applicable Configurations
that your TD-1337(V)/G is being turned off
All models
for maintenance.
Tools
If installing a replacement TD-1337(V)/G,
Cross-tip screwdriver, No. 2
ensure it was inspected as directed in para-
Hex socket wrench, 3/8-inch opening
graph 2-7.
Personnel Required: 2
General Safety Instructions
Tactical Satellite Microwave System operator
TD-1337(V)/G weighs approximately 62
MOS 26Q
pounds. Two persons are required to lift and
handle it to prevent injury to personnel.
Second person to help support and lift TD-
1337(V)/G
High voltage is applied to TD-1337(V)/G when
rack power is on. Turn off rack power when
removing or installing a TD-1337(V)/G.
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