Epson Projector Emp 821 User Manual

70
Using the Help
Repeat the operations in steps 2 and 3 to proceed 
through the menu to more detailed items.
The help menu is cleared when the [Help] button is pressed.
4
TIP
If the Help function does not provide a solution to the problem, refer 
to Problem Solving sp.71  

71
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.74Reading 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...

72
Problems Solving
Internal 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. sp.17
 If the air filters are blocked, clean or replace them. sp.84,...

73
Problems Solving
Lamp replacement notification
Replace the lamp with a new one. sp.86
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.
Power indicator lights green or orange/flashes green or orange
     : lit    : flashing    : off
Status
Cause
Remedy or Status
Standby condition...

74
Problems SolvingWhen the Indicators Provide No HelpIf 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.75
Projection does not start, the projection area is completely black, the 
projection area is completely blue, etc.Can not switch projection to a video source by pressing the 
[Source Search] button sp.75Projection stops automatically sp.76The message Not Supported. is displayed sp.76The message No Signal....

75
Problems Solving
 No images appear
 Can not switch projection to a video source by pressing the [Source Search] button
Problems relating to images
Check
Remedy
Was the [Power] button pressed?
Press the [Power] button to turn the power on.
Are both indicators switched off?
The power cable is not connected correctly or power is not being supplied normally. Connect the 
projectors power cable correctly. sp.31
Check that your power supply socket is working.
Is A/V Mute mode active?
Press the [A/V Mute]...

76
Problems Solving
 Projection stops automatically
 The message Not Supported. is displayed
Check
Remedy
Is Sleep Mode set to ON?
When the Sleep Mode menu command has been set to ON, the lamp turns off automatically if 
no operations are carried out for about 30 minutes while no video signal is being input. The Power 
indicator will flash orange at this time. Press the [Power] button to turn the power on. If you do not 
want sleep mode to be used, change the Sleep Mode setting to OFF.
Extended -...

77
Problems Solving
 The message No Signal. is displayed
 Images are fuzzy or out of focus
Check
Remedy
Are the cables connected correctly?
Check that all of the cables required for projection are securely connected. sp.18– p.25
Has the correct video input port been 
selected?
Press the [Computer1], [Computer2], [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. 
sp.33
Is the power for the computer or...

78
Problems Solving
 Interference or distor tion appear in images
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.57
Are the cables connected correctly?
Check that all of the cables required for projection are securely connected. sp.18– p.25
Is an extension cable being used?
If an extension cable is used, electrical interference may...

79
Problems Solving
 Image is truncated (large) or small
Check
Remedy
Has the Resize been set correctly?
Press the [Resize] button on the remote control.
 sp.47
Is the image still being enlarged by the 
E-Zoom function?
Press the [Esc] button on the remote control to cancel the E-Zoom function. sp.48
Has the Position setting been adjusted 
correctly?
If analogue RGB images from a computer or RGB video images are being projected, press the 
[Auto] button on the remote control or the [Enter] button on the...