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Lamp Fan
The lamp fan (505-0933-xx) is located behind the lamp and fastens to a bracket on the optical engine.
The fan directs cool air around the lamp and out through the front bezel. The lamp fan is also included
with a new optical engine.
1
Remove the following items:
Front bezel (see page11)
Rear bezel (see page 15)
Top case (see page 18)
2
Unplug the following cables from their connectors on the controller ECA. The cables (circled
below) are in a group near the lamp fan.
Lamp fan cable at connector J502
Optical engine blower at connector J503
Lamp sync cable at connector J504
Power supply cable at connector P2 (below the lamp sync and blower connectors)
TDP-P4 Service Manual
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