Main Board Removal - Motorola GTX Service Manual

Radio Disassembly/Assembly
Radio Disassembly
2. Unscrew the antenna counter-clockwise until
it is detached from the radio.
3. Carefully pry the chassis up on both sides,
near the bottom, with a flat blade screwdriver
(Figure 1-3).
Figure 1-3. Remove Chassis
4. Lift the chassis approximately halfway out.
IMPORTANT
You must disconnect the ribbon cable
before completely removing the chassis.
5. Remove the ribbon cable connector from the
main board using pliers or a flat blade
screwdriver (Figure 1-4).
Front Cover
Flexible Circuit
Figure 1-4. Remove Ribbon Cable Connector
1-2
GTX/GTX LTR/LTS 2000 Portable Radios Service Manual
6. Pull the chassis out and away from the
housing as shown by the arrow (Figure 1-4)
and beware of the front cover flexible circuit.
7. Remove the flexible circuit using a flat-blade
screwdriver or manually unlatching the ZIF
connector (Figure 1-5).
Figure 1-5. Unlatching Zif Connector

Main Board Removal

The front shield holds the main board onto the chassis.
To remove the front shield:
1. Place radio, chassis side down, on a flat
surface.
2. Apply downward pressure to chassis directly
above one of the clips opposite PTT switch.
3. With a flat blade screwdriver, carefully move
clip away from tab on chassis to release.
Remove both clips opposite the PTT
switch first, to ease remaining clip
removal.
4. Repeat steps 2 and 3 for the remaining three
clips.
5. Separate the main board from the chassis
(Figure 1-6).
68P02948C90-O
NOTE
February 1997