LG PS-N550WPR Service Manual page 19

Air purifier
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Major components Disassemble
Assemble and Repair instruction
When replacing the display PCB and the touch key
1. Open the door assembly
2. Loosen the screws on the back of the display cover (3
positions)
Disconnect one wire and 2 connectors
When removing the display cover, disconnect a touch
key connector
3. Loosen the screws on the front of the display cover (4
positions)
-19-

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