7-34 Keysight N5224A/25A Service Guide
Repair and Replacement Procedures
Removing and Replacing the A26 Splitter
7-
Removing and Replacing the A26 Splitter
Tools Required
— T-8 TORX driver (torque to 6 in-lb)
— T-20 TORX driver (torque to 21 in-lb)
— 5/16 inch open-end torque wrench (torque to 10 in-lb)
— ESD grounding wrist strap
Removal Procedure
Refer to
for this procedure.
1.
Disconnect the power cord.
2.
Remove the outer cover. Refer to
“Removing the Covers” on page 7-6
3.
Position the analyzer bottom side up.
4.
Disconnect semirigid cables (item
①
) from the A26 splitter. It may be
necessary to loosen the other end of the cables to allow them to be
moved. Do not overbend them.
5.
Remove two screws (item
➁
) from the A26 splitter and lift the splitter out
of the analyzer.
Replacement Procedure
1.
Reverse the order of the removal procedure.
Torque all RF cable connections to 10 in-lbs.
2.
Perform the post-repair adjustments, verifications, and performance tests
that pertain to this removal procedure. Refer to
.
Be careful not to damage the center pins of the semirigid cables. Some
flexing of the cables is necessary to remove assemblies but do not
over-bend them.
