Replacing The Control Panel Board - GRAPHTEC GL820 Service Manual

3. DISASSEMBLY AND REASSEMBLY

3.6 Replacing the Control Panel Board

Disassembly
(1) Remove the input terminal unit from the main unit (See Section 3.2).
(2) Remove the side pads from the main unit (See Section 3.3).
(3) Disassemble the top cover assembly and the bottom case assembly (See Section 3.4).
(3) Remove the main control board (See Section 3.5).
(4) Remove the two M2L6 self-tapping screws holding the LCD bracket, and then detach the LCD bracket.
(5) Remove the four M2L6 self-tapping screws holding the control panel board.
(6) Remove the control panel board from the top cover assembly.
M2L6 self-tapping screw
LCD bracket
M2L6 self-tapping screw
Control panel board
Top cover assembly
Re-assembly
(1) Re-assemble the control panel board in the reverse order in which it was disassembled.
GL820-UM-251-9370 3-6