Assemble Radio; Assemble The Control Head; Replace The Transceiver Board; Replace The Top Cover And Control Head - Motorola GM1200E Service Manual

Control Head
Housing
3.0

Assemble Radio

3.1

Assemble the Control Head

1. Ensure that the LCD module and frame are correctly positioned on the PCB.
2. Place the keypad onto the board assembly, making sure the keypad is flush with the board.
3. During the installation of the printed circuit board, ensure the four protruding tabs snap into the
recesses.
3.2

Replace the Transceiver Board

1. Inspect and if necessary, reapply thermal grease to the heatsinking pads in the chassis.
2. Before installing the connector retaining clips, ensure that the board is sitting flush on the
chassis mounting surface.
3. Install the 13 screws with 0.4 -07 NM (4-6 in lbs) of torque using a T8 TORX driver.
3.3

Replace the Top Cover and Control Head

1. Position the top cover over the chassis and replace. Ensure that the cross snaps into the
recesses.
2. Connect the control head to the radio by the flex.
Maintenance
Recess
Keypad
Recess
Printed
Circuit
Board
Control Head
Housing Back
Figure 2-4 Control Head Assembly.
LCD Module
Protruding
Tabs
Assemble Radio
LAPD0014
2-3