7-40
Service Guide E8364-90038
Repair and Replacement Procedures
PNA Series Microwave Network Analyzers
Removing and Replacing the A20 LODA
E8362C, E8363C, E8364C
Removing and Replacing the A20 LODA
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 7-14
for this procedure.
1. Disconnect the power cord.
2. Remove the outer cover. Refer to
“Removing the Covers” on page 7-6
. Position the analyzer bottom side
up and raise the receiver deck as shown. Refer to
“Raising and Removing the Receiver Deck” on page
7-8
if necessary.
3. With a 5/16-inch torque wrench, disconnect the six semirigid cables (item
①
) from the A20 LODA.
4. Disconnect the ribbon cable (item
➁
) at the A20 LODA.
5. With a T-10 TORX driver, remove the six mounting screws (item
③
).
CAUTION
Be careful not to damage the center pins of the semirigid cables. Some flexing of the cables
is necessary to remove the assembly. Do not over-bend the semirigid cables.
6. Remove the A20 LODA from the analyzer. Observe the
CAUTION
above.
Replacement Procedure
1. Reverse the order of the removal procedure.
2. Perform the post-repair adjustments, verifications, and performance tests that pertain to this removal
procedure. Refer to
Table 7-2 on page 7-82
.
Содержание E8362C
Страница 11: ...Service Guide E8364 90038 1 1 1 Safety and Regulatory Information ...
Страница 21: ...Service Guide E8364 90038 2 1 2 General Product Information ...
Страница 33: ...Service Guide E8364 90038 3 1 3 Tests and Adjustments ...
Страница 81: ...Service Guide E8364 90038 4 1 4 Troubleshooting ...
Страница 137: ...Service Guide E8364 90038 5 1 5 Theory of Operation ...
Страница 171: ...Service Guide E8364 90038 6 1 6 Replaceable Parts ...
Страница 257: ...Service Guide E8364 90038 7 1 7 Repair and Replacement Procedures ...
Страница 341: ...Service Guide E8364 90038 8 1 8 General Purpose Maintenance Procedures ...
Страница 382: ...Index 20 Service Guide E8364 90038 Index ...