Mitsubishi ew270u 用户指南

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页码 55
EN-50
Troubleshooting
The projector does not turn on.
No picture
Blurred image
Remote control does not work
The password is incorrect
The LAN function cannot be used
Cause
Remedy
There is no power from the power cable.
Plug the power cord into the AC inlet on the projector, and plug 
the power cord into the power outlet. If the power outlet has a 
switch, make sure that it is switched on.
Attempting to turn the projector on again during 
the cooling process.
Wait until the cooling down process has completed.
Cause
Remedy
The video source is not turned on or connected 
correctly.
Turn the video source on and check that the signal cable is 
connected correctly.
The projector is not correctly connected to the 
input signal device.
Check the connection.
The input signal has not been correctly selected.
Select the correct input signal with the SOURCE key on the 
projector or remote control.
The lens cover is still closed.
Open the lens cover.
Cause
Remedy
The projection lens is not correctly focused.
Adjust the focus of the lens using the focus ring.
The projector and the screen are not aligned 
properly.
Adjust the projection angle and direction as well as the height of 
the unit if necessary.
The lens cover is still closed.
Open the lens cover.
Cause
Remedy
The battery is out of power.
Replace the battery with a new one.
There is an obstacle between the remote control 
and the projector.
Remove the obstacle.
You are too far away from the projector.
Stand within 8 meters (26 feet) of the projector.
Cause
Remedy
You do not remember the password.
Please see 
 
for details.
Cause
Remedy
LAN control settings or LAN cable connection are 
problematic.
Verify the LAN control settings. Please se
 for details. Make sure the LAN 
cables are properly connected.
The web page is not shown in the web browser or 
the web page is not responding.
Reload the page to see the data after changing on the screen. If 
the page is not showing the modified data, check the IP address 
of projector and log-in again.