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Assembly Replacement
A9, A11, and A12 Daughterboard Card Cage Boards
A9, A11, and A12 Daughterboard Card Cage Boards
Use this procedure to remove any one of the following assemblies:
• Output Board (A9)
• Reference Board (A11)
• Synthesizer/Doubler Board (A12)
Tools Required
• T-8 TORX screwdriver
Removal
1. Remove the instrument cover. (Refer to "Instrument Cover" in this chapter.)
2. Remove the right-side cover by removing the four scr
ews that attach it to the instrument chassis.
3. Simultaneously lift the left and right extractors (item 1) on the board you want to remove.
4. Remove the board from the card cage slot.
Replacement
1. Reverse the removal procedure and torque all T-8 TORX screws to 9 in-lbs.
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