Ventilation and cooling
GS Series 630-635 Service Manual
58
020-001224-02 Rev. 1 (08-2018)
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2. Remove the main board and I/O board.
Replacing the main board and I/O board
3. Remove fans 4 and 5.
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4. Remove the complete light engine.
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Replacing the complete light engine
5. To replace fan 3, remove the four M3 screws with a Phillips #1 screwdriver securing the fan.
6. Remove the harnesses from the clips.
7. Replace the affected fan.
8. To re-install, follow these steps in reverse order.
Replacing fans 4 and 5
The fans 4 and 5 draw the air into the projector and provides exhaust cooling for the front laser driver
bank and rear laser driver bank.
1. Remove the top cover.
2. Remove the rear IR board.