Installation guide

Assembly Replacement
A10 I/Q Multiplexer
2-26
A10 I/Q Multiplexer
NOTE This procedure applies to the A10 I/Q Multiplexer (Option 501, 502, 503, 504 or Option UNJ)
and A10 I/Q Multiplexer (Option 506).
Tools Required
• needle-nose pliers
Removal Procedure
Refer to Figure 2-13 for this procedure and to the connector/cable diagram located on the card cage.
1. Disconnect the power cord.
2. Remove the outer cover. Refer to “Outer and Inner Instrument Covers” on page 2-4.
3. Using needle-nose pliers, disconnect the following cables:
• W15 cable from A10J14
(This is W77 on an Option 1EM.)
• W16 cable from A10J13
(This is W76 on an Option 1EM.)
• W17 cable from A10J12
(This is W75 on an Option 1EM.)
• W18 cable from A10J11
(This is W74 on an Option 1EM.)
• W19 cable from A10J10
• W20 cable from A10J9
• W1 cable from A10J8
(This is W73 on an Option 1EM.)
• W2 cable from A10J7
(This is W72 on an Option 1EM.)
• W12 cable from A7J800.
(This is W78 on an Option 1EM.)
4. If you have an instrument with Option 506, use needle-nose pliers and disconnect the following cables:
• W21 cable from A10J6
• W22 cable from A10J5
5. Disconnect W10 from A7J13 and A9J3.
6. Locate Top-SLOT 3, lift the retention levers, and disconnect
the A10 I/Q Multiplexer from the A23 Motherboard.
7. Lift out the A10 I/Q Multiplexer.