IBM PROJECTOR C400 manual Projector LEDs, Table B-1. Troubleshooting continued

Table B-1. Troubleshooting (continued)

Problem	Solution
The projector does not respond to	v Direct the remote control towards the remote sensor
the remote control.	on the projector.
	v Ensure the path between remote and sensor is not
	obstructed.
	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 IBM 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
	until the flashing stops.
1	Front cover fan error
2	Lamp fan error
3	Power board fan error
4	Blower fan error
5	Ballast fan error
Table B-3. Power LED error messages
Power LED number of flashes	Explanation
3	System overheating
4	System interface error
5	Lamp error
6	Fan error. Refer to Lamp-ready LED to determine
	which fan.
7	Lamp cover open
8	DLP driver error.

Appendix B. Troubleshooting B-3