Motorola Expert Series Basic Service Manual page 29

EX600 / EX600•XLS Radio Disassembly — Detailed
4. Pull the volume and channel selector knobs off of their shafts.
NOTE Both knobs slide on and off. However, they are supposed to fit very tightly on their shafts.
5. Separate the chassis from the internal electronics front cover assembly as follows:
a. Insert a small, flat bladed screwdriver, or similar instrument, in between the thin retaining
wall and the chassis at the bottom of the radio. Do not mar the O-ring sealing area on the
housing.
b. Slowly pry the bottom of the chassis from the cover by pushing the chassis opener (part
number 6680702Z01) down, and prying the handle of the tool over and behind the base
of the radio. This prying action forces the thin inner plastic wall toward the base of the
radio, releasing the two chassis base tabs.
CAUTION: Marring the front cover O-ring sealing area will prevent the radio from sealing
!
properly.
Flexible ribbon circuits (flexes) connecting the front cover assembly and the chassis pre-
NOTE
vent you from completely separating the two units.
Figure 3-10 Knob Removal
Radio Chassis
Figure 3-11 Chassis Removal
Knobs
Chassis Opener
Chassis Base Tabs
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