Epson Projector Emp S4 User Manual

TroubleshootingThis chapter describes how to identify problems and what to do if a problem is found.Using the Help ..................................................... 41
Problems Solving................................................ 43
 Reading the Indicators........................................................ 43 Power indicator lights red .......................................................... 43
 Lamp or Temp indicator flashes orange .................................... 45 When the...

41
Using the HelpIf a problem occurs with the projector, the Help function uses on-screen 
displays to assist you in solving the problem. It uses a series of menus in a 
question and answer format.
PROCEDUREA
Display the Help menu.
B
Select a menu item.
C
Confirm the selection.
Using the control panel
Using the remote control
Using the control panel
Using the remote controlUsing the control panel
Using the remote control 

42
Using the HelpD
Repeat the operations in steps 2 and 3 to proceed 
through the menu to more detailed items.
E
Press the [Help] button to exit the help menu.
If the Help function does not provide a solution to the 
problem, refer to Problem Solving sp.43  

43
Problems SolvingIf 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, refer to When the Indicators Provide No Help. sp.46Reading 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 they indicate.
If all...

44
Problems Solving
High temperature error
(overheating)
The lamp will turn off automatically and projection will stop. Wait for about 5 minutes. After 
about 5 minutes the projector will switch to standby mode, so check the following two points. 
After checking, press the [Power] button to turn the power back on.
 Check that the air filter and air exhaust vent are clear, and that the projector is not positioned 
against a wall.
 If the air filters are blocked, clean or replace them. sp.56, p.62If this...

45
Problems Solving
Lamp or Temp indicator flashes orange
       : lit    : flashing    : off
Status
Cause
Remedy or Status
High temperature warning
(This is not an abnormality, but if the temperature rises too high again, projection will stop 
automatically.)
 Check that the air filters and air exhaust vent are clear and that they are not up against a surface 
such as a wall. 
 If the air filters are clogged, clean or replace them. sp.56, p.62
Lamp replacement notification
Replace the lamp with a new...

46
Problems SolvingWhen 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.
No images appear sp.47
Projection does not start, the projection area is completely black, the 
projection area is completely blue, and so on.Projection stops automatically sp.47The message Not Supported. is displayed sp.48The message No Signal. is displayed sp.48Images are fuzzy or out of focus sp.49Interference or distortion...

47
Problems Solving
 No images appear
 Projection stops automatically
Problems relating to images
Check
Remedy
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. sQuick Start Guide
Check that your power supply socket is working.
Is A/V Mute mode active?
Press the [A/V Mute] button on the remote control to cancel the...

48
Problems Solving
 The message Not Supported. is displayed
 The message No Signal. is displayed
Check
Remedy
Are the image signal format settings 
correct?
If a composite video
g or S-Video
g source is connected to the projector, use the Video Signal menu 
command to select the signal format. Signal - Video Signal sp.34
Does the mode match the frequency and 
resolution of the image signals?
Refer to the documentation provided with your computer for details on changing the resolution and 
frequency of...

49
Problems Solving
 Images are fuzzy or out of focus
 Interference or distor tion appear in images
Check
Remedy
Has the focus been adjusted correctly?
Turn the focus ring on the projector to adjust the focus.
Is the projector at the correct distance?
The recommended projection distance ranges from 87cm to 1212cm. sQuick Start Guide
Is the keystone adjustment value too 
large?
Decrease the projection angle to reduce the amount of keystone correction. sQuick Start Guide
Is the zoom adjustment value too...