Agilent Technologies N5230A, Service Manual, Page: 214 / 262

7-32 Service Guide N5230-90014
Repair and Replacement Procedures PNA Series Microwave Network Analyzers
Removing and Replacing the A40 Floppy Disk Drive N5230A
Removing and Replacing the A40 Floppy Disk Drive
Tools Required
• T-10 TORX driver (set to 9 in-lb)
• T-20 TORX driver (set to 21 in-lb)
• 5/16 inch open-end torque wrench (set to 10 in-lb)
• ESD grounding wrist strap
Removal Procedure
Refer to Figure 7-14 and Figure 7-15 for this procedure.
1. Disconnect the power cord.
2. Remove the outer and inner covers. Refer to “Removing the Covers” on page 7-6 .
3. Remove the front panel assembly. Refer to “Removing and Replacing the Front Panel
Assembly” on page 7-8 .
4. Disconnect the ribbon cable (item
①
) from the A14 system motherboard.
5. Lift the tab at the rear of the A40 floppy disk drive enclosure and remove the enclosure
rear cover (item
②
).
6. Slide the A40 floppy disk drive out of the front of the enclosure. The A40 floppy disk
drive fits snugly. You may have to push the drive from the back to remove it from the
analyzer.
Replacement Procedure
1. Reverse the order of the removal procedure using the existing ribbon cable (item
①
).
2. Perform the post-repair adjustments, verifications, and performance tests that pertain
to this removal procedure. Refer to Table 7-2 on page 7-45 .