Epson Powerlite S4 Users Guide

41Replacing Consumables 
 The projected image gets darker or starts to deteriorate
Replacing the Lamp
1Turn off the projector’s power, wait until it beeps twice, and 
disconnect the power cable.2Wait until the lamp has cooled down, then remove the lamp 
cover from the base of the projector.
Loosen the lamp cover screw with the screwdriver that is supplied 
with the spare lamp (or your own Phillips head screwdriver).
Then slide the lamp cover straight back and lift it off.
3Loosen the two lamp screws....

42Replacing Consumables 
4Take out the lamp.
Hold the lamp as shown in the illustration below and lift it up and out 
of the projector.
If the lamp is broken replace it with a new lamp, or contact 
Epson for further advice (see page 57
). If replacing the lamp yourself, 
be careful to avoid pieces of broken glass.
5Install the new lamp.
Insert the new lamp so that the lamp fits in place correctly. After 
inserting it fully, tighten the two screws.
6Install the lamp cover.
Slide on the lamp cover and...

43Replacing Consumables 
Resetting the Lamp Operating Time
The projector has a built-in counter which keeps track of the lamp operating 
time. When the cumulative operating time reaches a certain point, it causes 
the replacement warning message to be displayed. The counter needs to be 
reset after the lamp has been replaced with a new one. You can do this using 
the configuration menu.
1Connect the power cable and turn on the projector.
2Select Reset from the configuration menu, and then select 
Reset...

44Replacing Consumables 
Replacing the Air Filter
If the air filter is broken or if a warning message reappears after it has been 
cleaned, it should be replaced.
The air filter can be replaced even if the projector is installed on a ceiling.
1Turn off the projector’s power, wait until it beeps twice, and 
disconnect the power cable.
2Remove the air filter.
Put your finger into the recess of the air filter and slide it out to remove 
it.3Install the new air filter.
Slide in the new air filter and press...

45Using the Help Menu 
Troubleshooting
Using the Help Menu
If a problem occurs with the projector, you can use the Help function to assist 
you in solving the problem. It uses a series of menus in a question and 
answer format. If the Help function does not provide a solution to the problem, 
see “
Problem Solving” on page 47.
1Display the Help menu.
2Select a menu item.3Confirm the selection.
Using the control panel
Using the remote control
Using the control panel
Using the remote control
Using the...

46Using the Help Menu 
4Repeat the operations in steps 2 and 3 to proceed through the 
menu to more detailed items.
5Press the [Help] button to exit the help menu. 

47Problem Solving 
Problem Solving
If you are having a problem with the projector, first check the projectors indicators and refer to Reading the Indicators below.
If the indicators do not show clearly what the problem might be, see “
When the Indicators Provide No Help” on page 50.
Reading the Indicators
The projector is provided with the following three indicators which indicate the operating status of the projector.
The following tables show what the indicators mean and how to remedy problems that...

48Problem Solving 
Lamp or Temp indicator flashes orange
Fan related error/
Sensor errorStop using the projector, disconnect the power cable from the electrical outlet, and contact Epson (see 
page 57
).
High temperature error
(overheating)The lamp will turn off automatically and projection will stop. Wait for about 5 minutes until the projector 
switches to standby mode, then do the following: 
 Make sure the air filter and air exhaust vent are clear, and the projector is not positioned against a wall....

49Problem Solving 
Lamp replacement notificationReplace the lamp with a new one. See page 41.
If you continue to use the lamp after it has passed the replacement period, the possibility that the lamp may 
break will increase. Replace the lamp with a new one as soon as possible. The Power indicator status will 
vary depending on the projector status at the time.
StatusCauseRemedy or Status
Orange Power
p
• If the projector is not operating properly even though the indicators are all showing normal, refer...

50Problem Solving 
When the Indicators Provide No Help
If any of the following problems occur and the indicators do not offer a solution, refer to the pages given for each problem.
Problems relating to images Problems when projection starts
Other problems
No images appear page 51
Projection does not start, the projection area is completely black, the projection 
area is completely blue, and so on.
Projection stops automatically page 51
The message Not Supported. is displayed page 51
The message No...