Keysight Agile Signal Generator Service Guide 125
Assembly Replacement
A20 Output Leveling Assembly
Tools Required
— T-10 driver
— 5/16” open-ended wrench
Removal Procedure
1. For Option 520/52E instruments, refer to Figure 3-24.
For Option 540/54E instruments, refer to Figure 3-25.
For Option 520/52E 1EM instruments, refer to Figure 3-26.
For Option 540/54E 1EM instruments, refer to Figure 3-27.
For Option 520/52E AT1/AT2 instruments, refer to Figure 3-28.
For Option 540/54E AT1/AT2 instruments, refer to Figure 3-29.
For Option 520/52E AT1/AT2, 1EM instruments, refer to Figure 3-30.
For Option 540/54E AT1/AT2, 1EM instruments, refer to Figure 3-31.
2. Disconnect the semi-rigid cable (2) at the location shown. Disconnect the
RF out cable at the location indicated (3).
3. For instruments with Option AT1/AT2, unplug ribbon cables W31 and W32
at the locations indicated.
4. Remove the ten screws (1) (0515-0372) that attach the A20 Output
Leveling assembly to the deck. The Output Leveling assembly can now be
lifted from the deck.
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