Disassemble Optical Engine
1. Unplug the wire inside.
2.. Unscrew four screws on Optical Engine.
3. Then remove the Engine Module.
4. Be careful don’t let the Engine go down due to the heavy machine.
P1638-102
P0335-101 *3
P1643-0020
P1635-600
Unscrew three screws than remove the fan .
20
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Do Not Copy PJ402D