Disassembly/Assembly Procedures and Parts List 3
Keysight 3458A Assembly-Level Repair Manual 93
12 Use the Covers installation procedure in this section of the manual to install
the 3458A bottom cover.
Display logic assembly removal/installation procedures
The following procedures show how to remove and install the Display Logic Board
Assembly.
Removal procedure
1 Use the Covers removal procedure in this section of the manual to remove the
3458A top/bottom covers and top/bottom shields.
2 Set the 3458A on your workbench with the bottom facing you.
3 Refer to Figure 3-16. Do the following:
a Locate and pull the power switch pushrod off the power switch. You may
need to pry the pushrod loose with a small screwdriver. Then remove the
pushrod by pulling it out of the front panel from the rear.
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