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Reference
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◆ Replacing the lamp
Warning
• Be sure to use the replacement lamp cartridge PJL 427. Other lamp cartridges are not suitable for use in the DPX-1100.
• If replacing the lamp of the projector that has been installed to the ceiling, you should remove the projector from the ceiling before
replacing the lamp.
The lamp used as a light source in the DPX-1100 is a consumable item which will gradually lose its brightness during the course of use. It is
advisable to replace the lamp when running time has exceeded 2000 hours.
You can check the lamp running time in the [Lamp Running Time] in the [Initial] menu group of the Menu screen. The LAMP warning
indicator will blink when running time exceeds 2000 hours.
There will also be a message displayed on the screen. In this case, follow the instructions below to replace the lamp cartridge. Be sure to use
the replacement lamp cartridge PJL 427. Other lamp cartridges are not suitable for use in the DPX-1100. Consult the store where the DPX-
1100 was bought for details on replacement of lamp cartridges.
Warning
• Before starting to replace the lamp cartridge, turn off the power, disconnect the power cable after the fan has completely stopped,
and wait at least one hour for the lamp to cool down.
• Do not remove any other screws than those specified in the following steps.
1. Loosen the lamp cover screws.
2. Remove the lamp cover.
3. Loosen the screws of the lamp cartridge.
4. Grip the handle and pull the lamp cartridge to remove it.
5. Insert the new lamp cartridge by reversing the above steps, and tighten
the screws to fix it into place.
6. Replace the lamp cover and secure it with the screws.
The lamp will not turn on if the cover is not securely fastened. Take care to
attach it firmly in place.
7. Connect the unit to the power outlet, turn the unit on, and reset [Lamp
Running Time] on the [Initial] group in the menu. (☞ page 38)
Maintenance
Lamp cover screws
14_DPX-1100_E.p65 2004.04.16, 13:0155