34
Troubleshooting
The LED on top of the projector tells you the state of the projector.
Table 2: LED behavior and meaning
LED color/ behavior
Meaning
Solid green
The projector is plugged in, or the projector
has been turned on and the software has
initialized
Blinking green
The power button has been pressed and the
software is initializing
Solid amber
The projector is in standby mode
Blinking amber
The projector is powering down, the fans are
running to cool the lamp.
Fast blinking amber
Indicates fan or lamp failure
The following tables list possible symptoms and remedies to situations you may encounter. The
first table details potential problems with the projector, the next one with potential problems with a
video source, and finally one with potential problems with a computer source.
Table 3: Problem with the projector
Symptoms Remedy
The projector is not running
(LED is not lit green)
Make sure that the power cord is properly
connected to a fully functional AC electrical
outlet. Make sure that the power cord is also
properly connected to the projector. If the
projector is plugged into a power strip, make
sure the power strip is turned on.
The projector is not running
(LED is lit green)
Make sure the projector has been turned on by
pressing the power button on the remote or
keypad.
Projector is running (LED lit green), but
nothing appears on projection screens.
Make sure you have removed the lens cap on
the projection lens at the front of the projector.
Projector is running (LED blinking series of
3 fast amber), but nothing appears on
projection screens.
Check the projector’s lamp to ensure that it is
securely connected in the lamp module. Make
sure the lamp door is installed. Make sure the
lamp has not been in use for over 2,000 hours.
The lamp automatically shut off at 2,000 hours.
See “Replacing the Projection Lamp” page 31.
Only the start-up screen displays
Verify that the cables are connected correctly.
Make sure that the cables do not have any bent
pins. Verify that the proper input source is
connected and selected. See “Source (keypad
only) or Data and Video (remote only)” on
page 21. If you are watching TV, make sure the
projector the projector is connected to a tuner.
Attach the source to a TV. If there is no image
on the TV, the problem is with the source, not
the projector.
No Sounds
Adjust volume on the keypad. Turn off “mute”
on the menu. See page 24. Verify audio/input
connections. Adjust audio source.
Lamp seems to be getting dimmer
The lamp begins to lose brightness when it has
been in use for a long time. Replace the lamp
