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Switched doubler module assembly 8-28, Test set module assemblies remove and replace – Anritsu 373XXA User Manual

Page 142

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NOTE

The matching pin numbers are identified on the cable con-
nectors and on the connector body.)

Step 4.

Repeat Step 3 for the TEST B and REF B cable connectors.

Step 5.

Remove the nine screws that fasten the Buffer
Amplifier/Sampler assembly to the test set tray, and lift
the assembly from the Test Set Module.

To replace the Buffer Amplifier/Sampler assembly, perform the steps
above in the reverse order.

Switched Doubler

Module Assembly

Use the following procedure to remove/replace the Switched Doubler
Module (SDM) assembly for Model 37269B.

Procedure:

Step 1.

Disconnect the SDM power cable from connector J17 of the
A17 Motherboard PCB. Free cable from cable clip, as neces-
sary.

TEST SET MODULE ASSEMBLIES

REMOVE AND REPLACE

8-28

373XXA MM

REF A

Connector Body

A31J8

REF A

A31J10

W132

J1

J2

J3

J4

J5

J6

J7

W145

REF A

REF B

TEST A

TEST B

TEST A

Connector Body

TEST A

Figure 8-14.

A31 Buffer Amplifier/Sampler Assembly, Details