12

RF Section

The RF Section converts the input signal to a 10.7 MHz IF (Intermediate Frequency). See the detailed block diagram, Figure 12-8.

Note

The block diagrams for the Al4 and Al5 assemblies are located in Chapter 11,

 

“Synthesizer Section.”

 

 

Troubleshooting Using the TAM Low Band Problems

High Band Problems

Low and High Band Problems A7 LO Distribution Amplifier A8 Low Band Mixer

A9 Input Attenuator

Al3 Second Converter

Al4 Frequency Control Assembly LODA Drive

Control Latch for Band-Switch Driver YTF Driver Circuit

Al5 RF Assembly

Confirming a Faulty Third Converter Confirming Third Converter Output Third Converter

Flatness Compensation Control Control Latches

SIG ID Oscillator (Option 008)

10 MHz Reference

Caution

All of the RF assemblies are extremely

sensitive

to Electrostatic Discharge

 

(ESD). Fo r f urther information regarding electrostatic cautions, refer to

 

“Electrostatic Discharge” in Chapter 1,

“General

Information.”

 

 

 

 

RF Section 12-1

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Agilent Technologies 856290216 service manual RF Section