Keysight N9923A, Service Manual, Page: 90 / 138

Keysight N9923A Service Guide 7-9
Repair and Replacement Procedures
Removing and Replacing the Case Group Parts
Figure 7-3 Replacing the Hinge
Separating the Front and Rear Cases
1. Remove the battery. Refer to “Removing and Replacing the Main Battery”
on page 7-6 .
2. Loosen the six screws (item 3) that secure the RF top panel. It should not
be necessary to remove these screws, just loosen them.
3. Remove, and discard, the six screws (item 4) that secure the rear case to
the front case. New screws are provided in the Repair and Re-assembly
Kit .