Removing And Replacing The A17 Cpu Board Assembly - Keysight N5264A Service Manual

Repair and Replacement Procedures

Removing and Replacing the A17 CPU Board Assembly

Removing and Replacing the A17 CPU Board Assembly
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
1. Disconnect the power cord.
2. It is not necessary to remove the instrument cover(s) to remove the A17
3. Remove six screws (item
4. Grasp the two ejector handles and rotate them outward toward the sides
5. Slide the A17 CPU board assembly out the rear of the measurement
6. If the A17 CPU board assembly is being replaced, you must first remove
Replacement Procedure
1. Reverse the order of the removal procedure.
2. Perform the post-repair adjustments, verifications, and performance tests
7-24
Figure 7-11
for this procedure.
CPU board assembly.
the CPU assembly rear panel and two from the ejector handles.
of the measurement receiver as shown in the illustration. This will
disengage the A17 CPU board assembly from the A15 midplane board.
receiver.
the A51 hard disk drive for reinstallation in the new A17 CPU board
assembly. Refer to "Removing and Replacing the A51 Solid State Drive
(SSD)" on page 7-34.
that pertain to this removal procedure. Refer to
①
) from the A17 CPU board assembly; four from
Keysight N5264A Service Guide
Table 7-2 on page 7-42.