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Table B-1. Troubleshooting (continued)
Problem Solution
The lamp goes off.
v Power surges can cause the lamp to turn off. Press
the Power button twice to turn off the projector.
When the Lamp Ready LED is on, press the Power
button.
v Replace the lamp module.
v Put the old lamp back in the projector and have the
projector serviced.
The projector does not respond to
the remote control.
v Direct the remote control towards the remote sensors
on the projector.
v Ensure the path between the remote and sensor is
not blocked.
v Turn off any fluorescent lights in the room.
v Check the battery polarity.
v Replace the batteries.
v Turn off other Infrared-enabled devices in the
vicinity.
v Have the remote control serviced.
There is no sound.
v Adjust the volume on the remote control.
v Adjust the volume of the audio source.
v Check the audio cable connection.
v Test the source audio output with other speakers.
v Have the projector serviced.
The sound is distorted.
v Check the audio cable connection.
v Test the source audio output with other speakers.
v Have the projector serviced.
Projector LEDs
The LED on top of the projector indicates the state of the projector and can help
you troubleshoot. There are two-second pauses between the blinking cycles. For
more details on LED projector errors, contact your Lenovo representative.
Table B-2. Lamp-ready LED error messages
Lamp-ready LED number of flashes Explanation
Flashing Lamp not ready- do not press the power button.
1 Lamp fan2 error
2 Blower fan1 error
3 Ballast fan1 error
Table B-3. Power LED error messages
Power LED number of flashes Explanation
3 System overheating
4 System interface error
5 Lamp error
B-2 E500 Projector: User’s Guide
48


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