Section I. GENERAL INFORMATION

TM 11-5820-765-34

Section I. GENERAL INFORMATION

3-1. GENERAL

Low voltage, high amperage current is present at output connections and

connections

inside

equipment.

Shut off power supply before performing maintenance.

Be careful when working with 115 or 230-volt ac line connections.

Serious injury or death may result from contact with terminals.

This chapter covers general support troubleshooting, maintenance, and testing procedures for

the power supply. Section I lists the tools, test equipment, and materials needed to perform

general support maintenance. Troubleshooting procedures are described in

Section

II,

maintenance procedures in Section III, and test procedures in Section IV.

NOTE

This chapter is confined to maintenance of circuit card assembly

PC101(A1). For all other maintenance instructions, see Chapter 2.

3 - 2 . REPAIR PARTS, TOOLS, TEST EQUIPMENT, AND MATERIALS

Repair Parts: Refer to TM 11-5820-765-34P-1.

Special Tools: No special tools are needed.

Tools, Test Equipment, and Materials:

National Stock Number

Item

TOOLS

Tool Kit, Electronic Equipment TK-100/G

5180-00-605-0079

Tool Kit, Electronic Equipment TK-105/G

5180-00-610-8177

5120-00-230-6380

Torque Wrench, 150 inch-pounds

TEST EQUIPMENT

6625-00-553-0142

Multimeter

TS-352B/U

6625-00-643-1030

Ohmmeter

ZM-21A/U

6625-00-228-2201

Oscilloscope

AN/USM-281A

6120-00-503-0632

Transformer,

Variable

Power

TF-171/USM

6625-00-753-2115

Voltmeter,

Electronic

AN/USM-98A

Voltmeter, Electronic ME-30(*)/U

6625-00-643-1670

3-2