GL820-UM-251-9370 3-5
3. DISASSEMBLY AND REASSEMBLY
3.5 Replacing the Main Control 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).
(4) Disconnect the LCD exible cable from the main control board.
(5) Remove the two M2L6 self-tapping screws holding the main control board from the top cover assembly.
(6) Disconnect the connector between the main control board and the control panel board and then remove
the top cover assembly.
M2L6 self-tapping screw
LED exible cable
Main control board
Top cover assembly
Core
Fixing tape
Re-assembly
(1) Re-assemble the main control board in the reverse order in which it was disassembled.
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