Removing And Replacing The A18 Gpib Board - Agilent Technologies N5242A Service Manual

Repair and Replacement Procedures

Removing and Replacing the A18 GPIB Board

Removing and Replacing the A18 GPIB Board
Tools Required
• T-10 TORX driver (set to 9 in-lb)
• T-20 TORX driver (set to 21 in-lb)
• ESD grounding wrist strap
Removal Procedure
Refer to Figure 7-11
1. Disconnect the power cord.
2. Remove the outer and inner covers. Refer to
3. Remove the A16 power supply assembly. Refer to
Power Supply Assembly" on page
4. Remove the A17 CPU board assembly. Refer to
Board Assembly" on page
5. Remove the rear panel. Refer to
7-56.
6. Slide the A18 GPIB board 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 that pertain
to this removal procedure. Refer to
7-24
for this procedure.
7-20.
7-22.
"Removing and Replacing the Rear Panel" on page
Table 7-2 on page
PNA Series Microwave Network Analyzers
"Removing the Covers" on page
"Removing and Replacing the A16
"Removing and Replacing the A17 CPU
7-64.
Service Guide N5242-90001
N5242A
7-6.