68009328001-A December, 2009
Full Keypad Model Disassembly and Re-assembly: Disassembling and Re-assembling the Radio — General 6-5
6. Pull the chassis assembly out of the front cover only until the volume and channel selectors shaft 
just clear the top of the case. (Figure 6-4).
7. Rotate the bottom of the chassis up about 20° to disconnect the keyboard flex cable connector. 
Push down 2 end tabs to release flex connector at the bottom of the chassis.
8. Rotate the chassis counterclockwise out of the housing and position next to the housing. Take 
care not to damage the speaker and microphone wires that are still connected to the chassis 
(Figure 6-5).
9. Unplug the speaker wire assembly from the 2-pin connector on the chassis.
10. Unplug the microphone wire assembly from the socket on the chassis.
11. Move the chassis away from the housing and place on a clean work surface
CAUTION: Marring the front cover O-ring sealing area will prevent the radio from sealing properly. 
If the O-ring is damaged, replace it with a new one.
Figure 6-4.  Keyboard Flex Connection
Figure 6-5.  Microphone and Speaker Connections
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W A R N I N G
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Radio Chassis
Flex Connector
Speaker Connector
Microphone
Connector