A23 Low Band Coupler/Detector; Tools Required; Removal Procedure; Replacement Procedure - Agilent Technologies PSG Series Service Manual

Assembly Replacement

A23 Low Band Coupler/Detector

A23 Low Band Coupler/Detector

Tools Required

• T-10 driver
• 5/16" open ended wrench
• wire cutters

Removal Procedure

Refer to Figure 2-24 for this procedure.
1. Disconnect the power cord.
2. Remove the covers from the signal generator. Refer to
"Inner Instrument Cover" on page
3. Position the signal generator so that the A31 Motherboard is facing you and the RF deck is on top.
4. Using the 5/16" open ended wrench, disconnect the W27 RF cable from the A23 Low Band Coupler/Detector.
5. Using the wire cutters, cut the tie wrap that secures the W27 RF cable to the A23 Low Band Coupler/Detector.
6. Using the 5/16" open ended wrench, disconnect the W37 RF cable from the A23 Low Band Coupler/Detector.
7. Using the T-10 driver, remove the two screws that attach the A23 Low Band Coupler/Detector to the side panel.
8. Disconnect the W33 ribbon cable from the A23 Low Band Coupler/Detector.
9. Disconnect the W14 flexible cable from the A23 Low Band Coupler/Detector.
10. Remove the A23 Low Band Coupler/Detector.

Replacement Procedure

• Reverse the order of the removal procedure.
• Torque all T-10 screws to 9 in-lbs.
• Torque all RF connectors to 8 in-lbs.
• Perform the post-repair adjustments and performance tests that pertain to this removal procedure.
2-50
"Outer Instrument Cover" on page 2-4
2-6.
and