Assembly Replacement
A30 Modulation Filter (Standard and Option 1EA)
2-68
A30 Modulation Filter (Standard and Option 1EA)
Tools Required
• T-10 driver
• 5/16” open ended wrench
Removal Procedure
Refer to Figure 2-33 for this procedure.
1. Disconnect the power cord.
2. Remove the covers from the signal generator. Refer to "Outer Instrument Cover" on page 2-4 and
"Inner Instrument Cover" on page 2-6.
3. Position the signal generator with the A31 Motherboard facing away from you and the RF deck on top.
4. Disconnect the W33 ribbon cable from the A30 Modulator Filter.
5. Using the 5/16’ open ended wrench, disconnect the W48 RF cable from A30J2.
6. Using the 5/16’ open ended wrench, disconnect the W32 RF cable from A30J4.
7. Using the 5/16’ open ended wrench, disconnect the W27 RF cable from A30J3.
8. Using the 5/16’ open ended wrench, disconnect the W41 RF cable from A30J1.
9. Disconnect the W13 flexible cable from A30J6.
10. Disconnect the W17 flexible cable from A30J7.
11. Using the T-10 driver, remove the three screws (1) that attach the A30 Modulator Filter to the RF bracket.
12. Remove the A30 Modulator Filter from the RF deck.
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.
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