2-24
Assembly Replacement
A9 YIG Driver
A9 YIG Driver
Tools Required
• needle-nose pliers
Removal Procedure
Refer to Figure 2-10 for this procedure.
1. Disconnect the power cord.
2. Remove the covers from the signal generator. Refer to "Outer Instrument Cover" on page 2-5
and "Inner Instrument Cover" on page 2-7.
3. Position the signal generator with the front panel facing you.
4. Disconnect the W12 ribbon cable from A9J5.
5. Using the needle-nose pliers, disconnect the following flexible cables:
• W54 from A9J9
• W11 from A9J4
• W10 from A9J3
6. Lift the retention levers and disconnect the A9 YIG Driver from the A31 Motherboard.
7. Lift the A9 YIG Driver out of the slot.
Replacement Procedure
• Reverse the order of the removal procedure.
• Perform the post-repair adjustments and performance tests that pertain to this removal
procedure.
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