Keysight Technologies FieldFox N9913A Service Manual page 117

Repair and Replacement Procedures
Removing and Replacing the Case Group Parts
5. Separate the cases and position the rear case to one side, as shown in
Figure 7-7, to allow access to the speaker side panel and strap handle.
6. Remove the strap handle from the two dowel pins.
7. Remove the speaker side panel from the groove in the front case.
Figure 7-7 Separating the Front and Rear Cases (2)
Keysight FieldFox Handheld Analyzers Service Guide 117