Epson Projector Powerlite 400w User Manual

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Solving Problems
This chapter helps you solve problems with your projector, and tells 
you how to contact technical support for problems you can’t solve 
yourself. This chapter explains the following:
■Using the projector’s on-screen help system
■What to do when the projector’s status lights flash
■Solving problems with the image or sound 
■Solving password problems
■Solving problems with the remote control
■Solving problems monitoring the projector over a network
■Contacting technical support 

82Solving Problems
Using On-Screen Help 
If the image doesn’t look right or your audio isn’t working, you can 
get help by pressing the 
? Help button on the projector or remote 
control. 
1. Press the 
? Help button on the remote control or projector. You 
see the Help menu.
2. Use the up and down arrow buttons on the projector or remote 
control to highlight the problem you want to solve. Then press 
the 
Enter button to view the solution(s). 
3. Press 
Esc to view another topic or press ? Help to...

Solving Problems83
Power
lightLamp
lightTemperature 
light Description
Green Off Off The projector is operating normally.
Flashing 
greenOff Off The projector is warming up. Wait for the image to appear.
Orange Off Off The projector is in standby or sleep mode. You can unplug 
it or press the 
P Power button to turn it on.
Flashing 
orangeOff Off The projector is shutting down. Wait for the light to stop 
flashing and remain orange before unplugging it.
Red Off Flashing 
orange The projector is too hot....

84Solving Problems
Solving Problems with the Image or 
Sound
No image appears on the screen.
■Check that the PPower light is green, not flashing, and the lens 
cover is removed. Also press the 
A/V Mute button on the remote 
control to see if the picture was turned off temporarily.
■If the projector doesn’t turn on, the Control Panel Lock may be 
enabled. Press and hold the 
Enter button on the projector for 
7 seconds to release the lock.
■The projector may be in standby or sleep mode. If the projector...

Solving Problems85
Nothing appears on the external monitor.
■Make sure the VGA computer cable is connected to your 
computer’s video port and the projector’s 
Computer1 port. 
■Make sure the cable from your monitor is connected to the 
projector’s 
Monitor Out port.
You see a blue screen with the message No Signal displayed.
■Make sure the cables are connected correctly, as described in 
Chapter 1.
■Make sure the power to your computer or video source is 
turned on.
■If you’ve connected a computer and...

86Solving Problems
Only part of the computer image is displayed.
■If you’re projecting from a computer or RGB video device, press 
the 
Enter/Auto button on the remote control. If this doesn’t 
work, you may need to adjust the 
Position setting in the Signal 
menu. See page 59 for more information.
■If you’ve enlarged part of the image using the E-Zoom button on 
the remote control, press the 
Esc button to cancel zooming and 
return to full display.
■Try pressing the Aspect button on the remote control...

Solving Problems87
The image contains static or noise.
■If you’re using a computer cable longer than 6 feet (2 m), or an 
extension cable, the image quality may be reduced.
■Keep your computer and video cables separated from the power 
cord as much as possible to prevent interference.
■The video signal may be split between the computer and the 
projector. If you notice a decline in the projected image quality 
when the image is displayed simultaneously on your laptop 
computer and the projector, turn off...

88Solving Problems
You see vertical stripes or the image still looks blurry after 
trying the solutions in the previous section.
■If you’re projecting from a computer and displaying an image that 
contains a lot of fine detail, you may notice one or more vertical 
stripes or bands, or some of the characters may look heavy or 
blurred. Press the 
Enter/Auto button on the remote control to 
automatically reset the projector’s tracking and sync settings.
■If necessary, you can manually adjust the Tracking...

Solving Problems89
There is no sound.
■Press the Vol+ button on the remote control to turn up the 
volume.
■If you’ve turned off the picture and sound, press the A/V Mute 
button on the remote control to turn them on again.
■If you’re using a DVD player or other video source, make sure its 
volume is not turned all the way down or muted. Also, make sure 
the cables are connected correctly, as described in Chapter 1.
■Make sure the audio cable is connected to the correct audio port. 
See page 24 or page...

90Solving Problems
Solving Problems with the Remote 
Control
The projector doesn’t respond to remote control commands.
■Make sure you are within 20 feet (6 m) of the projector, and 
within range of the projector’s front or back sensor. The effective 
range is approximately 30° to the left or right, 30° above or below 
the rear sensor, and 60° above the front sensor (below, if mounted 
upside-down).
■If a button on the remote control is held for more than 
30 seconds, the remote enters sleep mode. Press...