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3M
™
Multimedia Projector MP7760
24
© 3M IPC 2000
6-2. Replacing Projection Lamp
The metal halide lamp of the projector has a limited lifetime of approximately 1500 hours. If the projected
image appears dark or a red lamp life indicator bar displays during projector startup, you should change the
lamp and air filter.
Figure 6-2. Changing the lamp cartridge
Caution
Always switch off the unit and unplug the projector when changing the lamp. There
are high voltage parts inside the cabinet that may cause electric shock.
Caution
Allow the projector to cool down for 30 minutes. Lamp and adjacent metal parts
become extremely hot and can cause burns to your fingers.
Section 6: Maintenance
Important Note:
This lamp contains mercury. Consult your
local hazardous waste regulations and
dispose of this lamp in a proper manner.
1. Press the Standby button on the operator touch panel or remote control.
Wait for the fan motor to cycle off.
2. Turn the main power switch to OFF and unplug the projector power cord.
3. Set the projector on a sturdy surface with the bottom of the projector facing you.
4. Press ➀ the lock tab ➊ of the lamp door with your finger. Pull outward on the lamp door to bring it
to the up position and access the lamp cartridge .
5. Press both sides of the metal shackle securing the lamp cartridge .
6. Grasp metal shackle and carefully pull the lamp cartridge out of the projector.
7. Carefully insert the new lamp cartridge and secure with metal shackle behind the secure
tabs .
8. Close the lamp door tightly until the lock tab ➊ slides into the locked position.
9. Go to the Advanced Set-up menu and reset the lamp life display to zero.
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