8-8 Disassembly/Reassembly Procedures: Radio Disassembly
8.4.4 Remove Accessory-Connector Cover (38)
1. Unscrew the thumb screw. If the screw is too tight, use an Allen wrench. 
NOTE: Do not remove the screw. It should remain captive in the cover.
Figure 8-7.  Removing the Thumb Screw
2. Slightly swing the Accessory-Connector Cover away from radio before sliding it upward to 
disengage the hook.
3. Pull the Accessory-Connector Cover away from the radio.
When the accessory connector is not in use, keep it covered 
with the Accessory-Connector Cover (38).
Thumb Screw with Hex Head Socket