Keysight Technologies X Series Service Manual page 554

Assembly Replacement Procedures
Disk Drive
4. Remove the 2 screws (4) that attached the A4A1 Disk Drive Interconnect
5. Unplug and remove the A4A1 Disk Drive Interconnect board from the A4
Installation
1. Refer to
2. Install the 2 screws (4) that secure the A4A1 Disk Drive Interconnect
3. Replace the A4 CPU assembly cover (1) and attach it with 19 new
4. Re-install the A4 CPU assembly into the instrument. Refer to the CPU
5. Re-install the A5 Disk Drive assembly into the instrument. Refer to the
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board (5) to the A4 CPU assembly.
CPU assembly by carefully sliding the board out towards the disk drive
bay opening (6).
Figure 15-73. Plug the A4A1 Disk Drive Interconnect board (5)
into the A4 CPU assembly by carefully sliding it into place from the disk
drive bay opening (6).
board to the A4 CPU assembly and torque them to 9 inch-lbs.
flat-head screws (2) and the 3 pan-head screws (3). Torque all screws to
9 inch-lbs.
Assembly installation procedure.
Disk Drive installation procedure.
Keysight N9010A EXA Service Guide