Keysight N9038A MXE Service Guide 589
Assembly Replacement Procedures
Midplane Board Assembly
Midplane Board Assembly
Removal
1. Remove the instrument outer case. Refer to the Instrument Outer Case
removal procedure.
2. Remove the top brace and power supply bracket. Refer to the Top Brace
and Power Supply Bracket removal procedure.
3. Refer to Figure 18-39. Locate the Midplane Board assembly (7).
4. Remove the processor assembly. Refer to the CPU Assembly removal
procedure.
5. Remove the rear panel. Refer to the Rear Panel removal procedure.
6. Remove the power supply assembly. Refer to the Power Supply Assembly
removal procedure.
7. Refer to Figure 18-46. Remove the six screws (2) (0515-0375) attaching
the midplane board assembly (1) to the midplane bracket. The midplane
board assembly can now be pulled up from the chassis by use of the
ejectors.
Figure 18-46 Midplane Board Assembly Removal
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