nSchematic Diagram

Replacement Procedures

Replacement procedures are included for use in removing and replacing assemblies for repair. They are located in the following sections:

w A5 Front Panel

Front Panel Removal and Repair

w A6 RF Module

A6 RF Module Replacement

A6Al Coaxial Switch and A6A17 300 MHz BPF Replacement

A6A2 RF Attenuator Replacement

A6A4 Second Converter Replacement

A6A6 First Converter Replacement

A6A15 3.6 GHz BPF, A6A16 1.5 GHz

LPF, and A6A18 LPF Replacement

nA6A3 Last Converter

A6A3 Last Converter Replacement

H A6A7 YTX Current Driver/A6A5 ACLU/A6A8 YTX

A6A5 Amplifier/Coupler/Load Unit

(ACLU) Replacement

A6A7 YTX Current Driver Replacement

A6A8 YTX Replacement

w A7M/N-Reference

A7 M/N-Reference Replacement

H A8 Rectifier/A9 Power Line Module

RF Section Internal Fuse Replacement

Transformer Replacement

Power Transistor Replacement

nAll YTO Loop

All YTO Loop and AllA3 YTO

(2.0 to 6.2 GHz Oscillator) Replacement

nAl7 Positive Regulator

RF Section Internal Fuse Replacement

nAl8 Negative Regulator

RF Section Internal Fuse Replacement

2 General Information