Epson Powerlite S4 Users Guide

51Problem Solving 
 No images appear
 Projection stops automatically
 The message Not Supported. is displayed
Problems relating to images
CheckRemedy
Was the [Power] button pressed? Press the [Power] button to turn the power on.
Are the indicators switched off?The power cable is not connected correctly or power is not being supplied normally. Connect the projectors power 
cable correctly. See the Quick Setup sheet.
Check that your power supply socket is working.
Is A/V Mute mode active? Press the [A/V...

52Problem Solving 
 The message No Signal. is displayed
 Images are fuzzy or out of focus
CheckRemedy
Are the cables connected correctly? Check that all of the cables required for projection are securely connected. See the Quick Setup sheet.
Has the correct video input port been selected?Press the [Computer1], [S-Video] or [Video] button on the remote control or the [Source Search] button on the 
remote control or the projectors control panel to change the image.
Is the power for the computer or video...

53Problem Solving 
 Interference or distortion appear in images
 Image is cut off or too small
CheckRemedy
Are the image signal format settings correct? If a composite video or S-video source is connected to the projector, use the Video Signal menu command to 
select the signal format. See page 33
.
Are the cables connected correctly?Check that all of the cables required for projection are securely connected. See the Quick Setup sheet.
Is an extension cable being used? If an extension cable is used,...

54Problem Solving 
 Image colors are not right
 Images appear dark
 Nothing appears on the external monitor
CheckRemedy
Do the input signal settings match the signals from the 
connected device?If a composite video or S-video source is connected to the projector, use the Video Signal menu command to 
select the video signal format. See “
List of Supported Monitor Displays” on page 63.
Has the image brightness been adjusted correctly?Use the Brightness menu command to adjust the brightness. See page 32....

55Problem Solving 
 Power does not turn on
 No sound can be heard or the sound is faint
Problems when projection starts
CheckRemedy
Have you pressed the [Power] button? Press the [Power] button to turn the power on.
Are all of the indicators switched off?The power cable is not connected correctly or power is not being supplied. Connect the power cable to the 
projector correctly. See the Quick Setup sheet. 
Check the circuit breaker to see if power is being supplied.
Do the indicators turn off and on...

56Problem Solving 
 The remote control does not work
CheckRemedy
Is the remote control light-emitting area pointing 
towards the front or back of the projector, or toward 
the screen?Point the remote control towards the projector or the screen.
The operating angle for the remote control is approximately ±30º horizontally and approximately ±15º vertically.
Is the remote control too far from the projector?The operating range for the remote control is approximately 6 meters (20 feet).
Is direct sunlight or...

57Where To Get Help 
Where To Get Help
Epson provides these technical support services:
Internet Support
Visit Epson’s support website for solutions to common problems. You can 
download drivers and documentation, get FAQs and troubleshooting advice, 
or e-mail Epson with your questions. 
Visit Presenters Online
 to access tips, templates, and training for developing 
successful presentations.
Speak to a Support Representative
To use the Epson PrivateLine Support service, call (800) 637-7661 and enter...

58Optional Accessories and Consumables 
Appendix
Optional Accessories and Consumables
You can purchase screens, carrying cases, or other accessories from an Epson authorized reseller. For product information and to find the nearest authorized 
reseller, please call 800-GO-EPSON (800-463-7766) or browse our catalog of products at www.epson.com, select the product you are interested in, and click 
“Where to Buy.” To purchase online, please visit the Epson Store at www.epsonstore.com (U.S. sales only). In...

59Screen Size and Projection Distance 
Screen Size and Projection Distance
See the following table to choose the best position for your projected image. The values are only a guide.
Units: cm (in.) Units: cm (ft.) Units: cm (in.)
4:3 Screen Size
Projection Distance Offset 
Minimum                              Maximum
(Zoom Adjustment Wide) to (Zoom Adjustment Tele)
Minimum                              Maximum
(Zoom Adjustment Wide) to (Zoom Adjustment Tele)
30”61 × 46 (24 × 18)87 to 119 (2.9 to 3.9)4 to...

60Glossary 
Glossary
The following is an explanation of some of the terms used in this guide which may be unfamiliar or which are not explained in the text of this guide itself. Further 
information can be obtained by referring to other commercially available publications.
Aspect ratioThe ratio between an images length and its height. HDTV images have an aspect ratio of 16:9 and appear elongated. The aspect ratio for 
standard images is 4:3.
Color Temp.The temperature of an object that is emitting light....