Toshiba P503DL - Manual (Page 40)

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5. When color wheel motor needs to replace
a. When color becomes different or will not synchronize, color wheel motor may oil or replace.
b. It may be better to remove optical engine. Then follow as below pictures show.
c. When mounting the color wheel motor, take care not to touch the round glass color filter which has
sharp edge, there may be a risk of hand/finger hurt. Also oil from finger attached on the filter may
be burn during operation by lamp heat and color or brightness may not right or possible damage of filter.
Note: When Lamp door switch is tripped, power supply will shut off and lamp turns off, this is not a trouble,
this is normal operation. Before replacing the lamp, it is recommended to turn off the rocker switch
and shut off power. The door switch is provided to prevent accidental touch while lamp is ON. Still,
the lamp may be hot after door switch activated, it is better to turn off the main power switch and wait
for some period of time as several minutes until lamp becomes safe temperature.
Color wheel motor black plastic
cover located at the center
Plastic cover removed (1) (2)
(3) (4)
Disconnect two wires
Color wheel motor removed