Removing And Replacing The A20 Power Supply Assembly - Keysight Technologies N5224A Service Manual

Repair and Replacement Procedures

Removing and Replacing the A20 Power Supply Assembly

Removing and Replacing the A20 Power Supply Assembly
Tools Required
— T-10 TORX driver (torque to 9 in-lb or 1.02 N.m)
— T-20 TORX driver (torque to 21 in-lb or 2.38 N.m)
— ESD grounding wrist strap
Removal Procedure
Refer to
1. Disconnect the power cord.
2. Remove the outer and inner covers. Refer to
3. Remove the three flat head screws (item
4. Remove the seven pan head screws (item
5. Slide the A20 power supply assembly out the rear of the analyzer.
Replacement Procedure
1. Reverse the order of the removal procedure.
2. Perform the post-repair adjustments, verifications, and performance tests
7-22
Figure 7-9 for this procedure.
page 7-6.
bracket.
panel.
that pertain to this removal procedure. Refer to
"Removing the Covers" on
①
) from the power supply
➁
) from the power supply rear
Table 7-2 on page
Keysight N5224A/25A Service Guide
7-59.