Motorola GTX Servicehandleiding - Pagina 24

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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.

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

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.

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:

Place radio, chassis side down, on a flat

surface.

Apply downward pressure to chassis directly

above one of the clips opposite PTT switch.

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.

Repeat steps 2 and 3 for the remaining three

clips.

Separate the main board from the chassis

(Figure 1-6).

68P02948C90-O

NOTE

February 1997