Epson Projector Emp 732 User Manual

							80
Problems SolvingUser’s Guide
 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.35
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 mute. sp.50
Has Message been set to OFF?
If the Message command is set to OFF, set it to ON so that messages can be displayed. When 
a message is displayed, refer to the item that it indicates.
Extended - Display - Message sp.64
Have the configuration menu settings been 
made correctly?
Reset all of the settings. Reset - Reset All sp.68
Is the projected image completely black?
Some input images, such as screen savers, may be completely black.
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.61
Check
Remedy
Is the image signal output from the video 
equipment?
Press the [Play] button of the video equipment.
Or press one of the source buttons on the remote control ([Computer], [S-Video] or [Video] button) 
to switch to the desired source.
Only when projecting computer images
Only when projecting images 
from a video sourceOnly when projecting images 
from a video source 
						

							81
Problems SolvingUser’s Guide
 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 - Operation - Sleep Mode sp.65
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.61
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 the image signals being output from the computer. 
List of Supported Monitor Displays sp.115
Only when projecting images 
from a video source
Only when projecting computer images 
						

							82
Problems SolvingUser’s Guide
 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.20– p.26
Has the correct video input port been 
selected?
Press the [Computer], [S-Video], [Video] or [EasyMP](EMP-745/737 only) button on the remote 
control or the [Source Search] button on the remote control or the projectors control panel to change 
the image. sp.37
Is the power for the computer or video source 
turned on?
Turn the power on for the devices. sp.36
Are the image signals being output to the 
projector?
If the image signals are only being output to the computers LCD monitor or to the accessory 
monitor, you need to change the output to an external destination as well as the computers own 
monitor. For some computer models, when the image signals are output externally, they no longer 
appear on the LCD monitor or accessory monitor. s
 Computer documentation, under a title such as External output or Connecting an external 
monitor
If the connection is made while the power is already turned on, the function [Fn] key that switches 
the computers video signal to external output may not work. Turn the power for the projector and 
the computer off and then back on again. sp.36, p.38
Check
Remedy
Has the focus been adjusted correctly?
Turn the focus ring on the projector to adjust the focus. sp.40
Is the lens cover still attached?
Remove the lens cover. sp.35
Is the projector at the correct distance?
The recommended projection distance range is 100–1210 cm (3.2–39.7 ft.). Set the projector up so 
that it is within this range. sp.16
Is the keystone adjustment value too large?
Decrease the projection angle to reduce the amount of keystone correction. sp.43
Has condensation formed on the lens?
If the projector is suddenly taken from a cold environment to a warm environment or if sudden 
ambient temperature changes occur, condensation may form on the surface of the lens, and this may 
cause the images to appear fuzzy. Set the projector up in the room approximately one hour before it 
is to be used. If condensation forms on the lens, turn the power off and wait for the condensation to 
disappear.
Only when projecting images from 
a laptop computer or computer 
with a built-in LCD screen 
						

							83
Problems SolvingUser’s Guide
 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.61
Are the cables connected correctly?
Check that all of the cables required for projection are securely connected. sp.20– p.26
Is an extension cable being used?
If an extension cable is used, electrical interference may affect the signals. Use the accessory cables 
and check if this helps.
Has the correct resolution been selected?
Set the computer so that the signals that are output are compatible with this projector. 
List of Supported Monitor Displays sp.115
s Computer documentation
Have the Sync.
g and Tracking
g settings 
been adjusted correctly?
Press the [Auto] button on the remote control or the [Enter] button on the projectors control panel to 
carry out automatic adjustment. If the images have not been adjusted correctly after using automatic 
adjustment, you can make the adjustments using the Sync. and Tracking menus. sp.45, p.46
Only when projecting images 
from a video source
Only when projecting computer imagesComputer and RGB video signals only 
						

							84
Problems SolvingUser’s Guide
 Image is truncated (large) or small
Check
Remedy
Has the Resize been set correctly?
Press the [Resize] button on the remote control.
 sp.51
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.52
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 projectors control panel to carry out 
automatic adjustment.
If the images have not been correctly adjusted after using the automatic setup function, adjust the 
setting manually using the Position menu command.
If signals other than analogue RGB images from a computer or RGB video images are being input, 
adjust the setting manually using the Position menu command.
Signal - Position sp.60, p.61
Has the computer been set for dual display?
If dual display has been activated in the Display Properties of the computers Control Panel, the 
projector will only project about half of the image on the computer screen. To display the whole of 
the image on the computer screen, turn off the dual display setting. 
s Computer video driver documentation
Has the correct resolution been selected?
Set the computer so that the signals that are output are compatible with this projector. 
List of Supported Monitor Displays sp.115
s Computer documentation
Only when projecting computer imagesOnly when projecting computer images 
						

							85
Problems SolvingUser’s Guide
 Image colours are not right
Check
Remedy
Do the input signal settings match the signals 
from the connected device?
If you connect a computer or RGB video to the [Computer/Component Video] port, and select 
Component Video for Computer Input in the configuration menu, the projected image is tinged 
with purplish red.
If you connect a component video
g to the [Computer/Component Video] port, and select 
Computer for Computer Input in the configuration menu, the projected image is tinged with 
green.
Select the correct signal format for the connected source.
Signal - Computer Input sp.60, p.61
If a component video
g or S-Video
g source is connected to the projector, use the Video Signal 
menu command to select the video signal format.
Signal - Video Signal sp.61
Has the image brightness been adjusted 
correctly?
Use the Brightness menu command to adjust the brightness.
Image - Brightness sp.56, p.58
Are the cables connected correctly?
Check that all of the cables required for projection are securely connected. sp.20– p.26
Has the image contrast
g been adjusted 
correctly?
Use the Contrast menu command to adjust the contrast.
Image - Contrast sp.56, p.58
Has the colour been adjusted correctly?
Use the Color Adjustment menu command to adjust the colour.
Image - Color Adjustment sp.57, p.59
Have the colour intensity and tint been 
adjusted correctly?
Use the Color Intensity and Tint menu commands to adjust the colour and tint.
Image - Color Intensity, Tint sp.58
Only when projecting images 
from a video source 
						

							86
Problems SolvingUser’s Guide
 Images appear dark
 Power does not turn on
Check
Remedy
Have the image brightness and luminance 
been adjusted correctly?
Use the Brightness and Brightness Control menu commands to adjust the brightness and 
luminance.
Image - Brightness sp.56, p.58
Setting - Brightness Control sp.62
Has the image contrast
g been adjusted 
correctly?
Use the Contrast menu command to adjust the contrast.
Image - Contrast sp.56, p.58
Is the lamp due for replacement?
When the lamp is nearly due for replacement, the images will become darker and the colour quality 
will become poorer. When this happens, the lamp should be replaced with a new one. sp.101
Problems when projection starts
Check
Remedy
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. sp.35
Alternatively, check the circuit breaker to see if power is being supplied.
Do the indicators turn off and on when the 
power cable is touched?
There is probably a poor contact in the power cable, or the power cable may be defective. Reinsert 
the power cable. If this does not solve the problem, stop using the projector, disconnect the power 
cable from the wall outlet and contact the nearest address provided in the International Warranty 
Conditions section of the Safety Instructions/World-Wide Warranty Terms booklet. 
						

							87
Problems SolvingUser’s Guide
 No sound can be heard or the sound is faint
 The remote control does not work
 The projectors control panel does not work.
Other problems
Check
Remedy
Is the audio source connected correctly?
Check that the cable is connected to the [Audio] port correctly. sp.27
Has the audio output setting been set to 
External? (EMP-745/737 only)
If using the EMP-745/737, you cannot play sound through the projectors built-in speaker when the 
EasyMP Audio Out in the configuration menu is set to External. Change the setting to Internal 
to play sound through the projector. Setting - EasyMP Audio Outsp.63
Has the volume been adjusted to the 
minimum setting?
Adjust the volume so that sound can be heard. sp.48
Is A/V Mute mode active? 
Press the [A/V Mute] button on the remote control to cancel the A/V mute function. sp.50
Check
Remedy
Is the remote control light-emitting area 
facing towards the remote control light-
receiving area when it is operated?
Face the remote control towards the remote control light-receiving area.
The operating angle for the remote control is approximately ±30º horizontally and approximately 
±15º vertically. sp.14
Is the remote control too far from the 
projector?
The operating range for the remote control is approximately 6m. sp.14
Is direct sunlight or strong light from 
fluorescent lamps shining onto the remote 
control light-receiving area?
Set the projector up in a location where strong light will not shine onto the remote control light-
receiving area.
Are the batteries dead, or have the batteries 
been inserted correctly?
Insert new batteries, while making sure that they are inserted the correct way around. sp.12
Check
Remedy
Has the Operation Lock been set to ON?
All buttons except the [Power] button on the control panel are disabled when the Operation Lock 
in the configuration menu is set to ON. Use the remote control to operate the projector, or change 
the lock setting to OFF sp.54 
						

							88
Problems SolvingUser’s Guide
 The fans do not stop when power is turned off (EMP-745/737 only)
 Mail notification messages are not being sent when a problem occurs with the projector
Check
Remedy
Is the Standby Mode configuration menu set 
to Network ON?
If the menu is set to Network ON, the fans will continue to operate after the cool-down period has 
finished.
Extended - Standby Mode sp.66
Problems Relating to Monitoring and Controlling Projectors Using a Network (EMP-745/737 only)
Check
Remedy
Is the wireless or wired LAN card inserted?
Check that the wireless or wired LAN card is correctly inserted into the card slot of the projector.
Inserting and Removing Cards sp.17
Is the network cable connected  correctly?
Check that the network cable is connected correctly. If it is not connected or is connected 
incorrectly, reconnect it.
Are the settings for connecting to a network 
correct?
Check the network settings for the projector.
sConnecting in Access Point Mode or Wired LAN Mode in the EasyMP Network Setup Guide
Has Standby Mode been set to Network 
ON?
If using the mail notification function while the projector is in standby mode, change the Standby 
Mode menu setting to Network ON. Extended - Standby Mode sp.66
Has a critical problem developed causing the 
projector to momentarily stop working?
When the projector has momentarily stopped working, it cannot send e-mail messages. If the 
projector cannot be reset even after it has been checked, contact your dealer or the nearest address 
provided in the International Warranty Conditions section of the Safety Instructions/World-Wide 
Warranty Terms booklet.
Is power being supplied to the projector?
Check if the power supply to the location where the projector is set up has been interrupted, or if the 
circuit breaker for the electrical outlet that the projector is connected to has been tripped.
When connected to a wired LAN 
						

							89
Problems SolvingUser’s Guide
 The projector cannot be monitored and controlled using the EMP Monitor function
 When Network Screen is running, the current image stays projected and connection from another computer is not possible
Check
Remedy
Is the wireless or wired LAN card inserted?
Check that the wireless or wired LAN card is correctly inserted into the card slot of the projector.
Inserting and Removing Cards sp.17
Is the network cable connected  correctly?
Check that the network cable is connected correctly. If it is not connected or is connected 
incorrectly, reconnect it.
Are the settings for connecting to a network 
correct ?
Check the network settings for the projector.
sConnecting in Access Point Mode or Wired LAN Mode in the EasyMP Network Setup Guide
Has EMP Monitor function been correctly 
installed to the computer?
Uninstall EMP Monitor and then re-install it.
sIf You would like to Uninstall the EasyMP Software and Installing EasyMP Software in the 
EasyMP Network Setup Guide
Have all projectors that are to be monitored 
and controlled been registered in the 
projector list?
Register the projector in the projector list. sEMP Monitor Operation Guide
Has Standby Mode been set to Network 
ON?
If using the EMP Monitor function while the projector is in standby mode, change the Standby 
Mode menu setting to Network ON. Extended - Standby Mode sp.66
Is power being supplied to the projector?
Check if the power supply to the location where the projector is set up has been interrupted, or if the 
circuit breaker for the electrical outlet that the projector is connected to has been tripped.
Check
Remedy
Has the person making the presentation left 
the meeting room without closing the 
connection?
If you try to connect to a projector from a computer while Network Screen is running and the 
projector is already connected to another computer, the connection to the first computer will be 
terminated and the projector will then connect to the next computer.
If no projector keyword has been set in the projector or the keyword is known, it is possible to 
terminate the current connection and connect to the projector by establishing a new connection from 
the computer. 
If a projector keyword has been set in the projector and the projector keyword is unknown, terminate 
the connection from the projector and then reconnect. To terminate the connection from the 
projector, press the [Esc] button on the remote control, select the Exit button from the displayed 
menu and then press the [Enter] button on the remote control. Connect from the desired computer 
after terminating the connection. 
sDisconnecting from a Network Connection in the EasyMP Network Setup Guide
When connected to a wired LAN