Epson Z8250NL - Manual (Page 105)

Problem Solving
105
Images are fuzzy or out of focus
Interference or distortion appears in images
Check Remedy
Is the focus adjusted correctly? Make sure that at least 30 minutes has passed after the projection starts, and press the [Focus] button on
the remote control to adjust the focus.
Is the projector at the correct distance? Is it projecting outside of the recommended projection distance range?
Setup within the recommended range. s p.198
Is the Keystone adjustment value too large? Lower the projection angle to reduce the amount of keystone correction. s p.166
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 about one hour before it is used. If
condensation forms on the lens, turn the projector off and wait for the condensation to disappear.
Check Remedy
Is the image signal format setting correct?
Only when projecting images from a video source
Change the setting according to the signal for the connected equipment. s Signal Menu - Video
Signal
p.62
Are the cables connected correctly? Check that all the cables required for projection are securely connected. s p.154 , p.156
Is an extension cable being used? If an extension cable is used, electrical interference may affect the signals. Use the cables supplied with
the projector to check if the cables you are using may be causing the problem.
Is the correct resolution selected?
Only when projecting computer images
Set the computer so that the signals being output are compatible with the projector.
s "Supported Monitor Displays" p.200 s For more information, see your computer documentation.
Are the "Sync. g " and "Tracking g " settings adjusted
correctly?
Only when projecting computer analog RGB signals
Press the [Auto] button on the remote control or the [Enter] button on the control panel to perform
automatic adjustment. If the images are not adjusted correctly after using automatic adjustment, you
can make the adjustments using Sync. and Tracking from the configuration menu. s Signal Menu -
Tracking, Sync.
p.62
Is the Resolution set to Manual?
Only when projecting on a split screen
The image may be collapsed if the Resolution on the configuration menu and the resolution of the
projected image are not the same.
If the image is collapsed, set the Resolution to Auto. s Signal Menu - Resolution p.62