Replacement - Keysight n9020a Service Manual

Assembly Replacement Procedures
Midplane Assembly
8. Refer to
assembly (1) to the midplane bracket. The midplane assembly can now
be pulled up from the chassis by leveraging up on the ejectors.
Figure 14-68 Midplane Assembly Removal

Replacement

1. Refer to
attach to the midplane bracket using the six screws (2) removed earlier.
Torque to 9 inch-pounds.
2. Replace the power supply support bracket with the two screws. Torque to
9 inch-pounds.
3. Replace the power supply assembly. Refer to the Power Supply Assembly
replacement procedure.
4. Replace the CPU assembly. Refer to the CPU Assembly replacement
procedure.
5. Replace the reference assembly. Refer to the Reference Assembly
replacement procedure.
Figure 14-68. Remove the six screws (2) attaching the midplane
Figure 14-68. Install the midplane assembly into the chassis and
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