Psu Assembly Replacement; Tools Required; Removal Procedure; Replacement Procedure - Keysight Technologies E4981A Service Manual

PSU Assembly Replacement

Tools Required

• Torque screwdriver, TORX T10
• Torque screwdriver, TORX T20

Removal Procedure

Refer to
Step 1. Remove the 3/4 rack module top as described in
page
Step 2. Remove the PSU Deck Assembly as described in
page
Step 3. Uncross the insulator (item 1) with the PSU Assembly.
Step 4. Disconnect the secondary cable (item 2) from the PSU Assembly.
NOTE Be careful not to break the hook of connector.
Step 5. Remove the four TORX T10 screws (item 3) fastening the PSU Deck.

Replacement Procedure

Step 1. Reverse the order of the removal procedure.
Chapter 6
Figure 6-5 and for this procedure.
92.
95.
Replacement Procedure
PSU Assembly Replacement
"3/4 Rack Module Top Replacement" on
"PSU Deck Assembly Removale" on
97