Removing And Replacing The A16 Test Set Motherboard - Agilent Technologies E8362B Service Manual

Repair and Replacement Procedures

Removing and Replacing the A16 Test Set Motherboard

Removing and Replacing the A16 Test Set Motherboard
Tools Required
• T-10 TORX driver (set to 9 in-lb)
• T-20 TORX driver (set to 21 in-lb)
• 5/16-inch open-end torque wrench (set to 10 in-lb)
• ESD grounding wrist strap
Removal Procedure
Refer to Figure 7-13
1. Disconnect the power cord.
2. Remove the outer covers. Refer to
analyzer bottom side up and raise the receiver deck as shown. Refer to
Removing the Receiver Deck" on page 7-8
3. Remove the A21 SOMA 50 (E8363B and E8364B) or RF cable W1 (E8362B). Refer to
"Removing and Replacing the A21 SOMA 50 (E8363B and E8364B Only)" on page
4. Remove the A41 hard disk drive. Refer to
Drive (HDD)" on page
5. Remove the A41 hard disk drive shield by loosening two attachment screws using a T-10
TORX driver. These screws are accessible through holes in the side of the chassis.
6. Disconnect the ribbon cables (item
7. Disconnect the wrapped-wire cables (item
8. Release the flexible RF cables from the cable clamp (item
by pulling the latch pin (item
the cables attached.
9. With a T-10 TORX driver, remove the following screws:
• Nine screws (item
• Four screws (item
10.Slide the A16 test set motherboard toward the front of the instrument to release the
locking pins (item
Replacement Procedure
1. Reverse the order of the removal procedure.
Note: When replacing the attachment screws, install the four screws in the
motherboard first, leaving them loose until the nine rear panel screws have been
tightened.
2. Perform the post-repair adjustments, verifications, and performance tests that pertain
to this removal procedure. Refer to
7-30
for this procedure.
"Removing the Covers" on page
7-62.
①
) from the A16 test set motherboard.
④
), and move the entire receiver deck out of the way, with
⑤
) from the rear panel.
⑥
) from the A16 test set motherboard.
⑦
), then lift the motherboard and remove it from the analyzer.
Table 7-2 on page
PNA Series Microwave Network Analyzers
if necessary.
"Removing and Replacing the A41 Hard Disk
②
) from the A16 test set motherboard.
③
). Release the receiver deck
7-80.
Service Guide E8364-90026
E8362B, E8363B, E8364B
7-6. Position the
"Raising and
7-40.