Service Guide N5242-90001 7-13
PNA Series Microwave Network Analyzers Repair and Replacement Procedures
N5242A Removing and Replacing the A1–A3 and Other Front Panel Subassemblies
4. The display cable (item
⑥
) can be removed by removing the three screws (item
⑦
) that
attach it to the LCD display hold down bracket (item
⑧
).
5. The LCD display can be removed by disconnecting the LCD cable from the inverter
board and then removing the four screws (item
⑨
) that attach it to the LCD display
hold down bracket (item
⑧
). Note the location of the four spacers (item
⑩
) before
separating the LCD display from the hold down bracket.
Figure 7-5 A3 Display Assembly and Touch Screen Removal-2
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 Table 7-2 on page 7-64.