Common Problems & Solutions - NEC MT1075/MT1065 User Manual

Common Problems & Solutions
Problem
Does not turn on • Check that the power cable is plugged in and that the power button on the projector cabinet or the remote
• Ensure that the lamp cover or lamp housing is installed correctly. See page E-55.
• Check to see if the projector has overheated or the lamp has reached the end of its usable life. If there is
• The lamp may fail to light. Wait a full minute and then turn on the power again.
• The lamp has reached the end of its usable life. Replace the lamp.
No picture • Use the menu to select your source (RGB 1/2, Video, S-Video, DVI, Viewer or LAN). See page E-19.
• Ensure your cables are connected properly.
• Use menus to adjust the brightness and contrast. See page E-40.
• Remove the lens cap.
• Reset the settings or adjustments to factory preset levels using the Factory Default in the Adjustment Menu.
• Enter your registered keyword if the Security function is enabled. See page E-53.
• When using with a notebook PC, be sure to connect between the projector and the notebook PC before turning
• See also the next page.
Image isn't square to the • Reposition the projector to improve its angle to the screen. See page E-19.
screen • Use the 3DReform function to correct the trapezoid distortion. See page E-20.
Picture is blurred • Adjust the focus. See page E-20.
• Reposition the projector to improve its angle to the screen. See page E-19.
• Ensure that the distance between the projector and screen is within the adjustment range of the lens. See page
• Condensation may form on the lens if the projector is cold, brought into a warm place and is then turned on.
Image is scrolling verti- • Use menus or Source button on the remote control or the cabinet to select the source you want to input.
cally, horizontally or • Adjust the computer image manually with the Position/Clock in the Image. See page E-41.
both
Remote control does • Install new batteries. See page E-11.
not work • Make sure there are no obstacles between you and the projector.
• Stand within 22 feet (7 m) of the projector. See page E-11.
• Make sure that you are in the Projector mode and the PJ button lights in red. If not, press the PJ button. See
Indicator is lit or blink- • See the Status Indicator on pages E-57.
ing
Cross color in RGB • If Auto Adjust is off, turn it on or adjust the image manually with the Position/Clock in the Image Options. See
mode
USB mouse does not • Make sure that your USB mouse is properly connected to the projector.
work
For more information contact your dealer.
Check These Items
control is on. See pages E-17 and 18.
insufficient ventilation around the projector or if the room where you're presenting is particularly warm, move
the projector to a cooler location.
See page E-54.
on the power to the notebook PC. In most cases signal cannot be output from RGB output unless the notebook
PC is turned on after connecting with the projector.
* If the screen goes blank while using your remote control, it may be the result of the computer's screen-
saver or power management software.
* If you accidentally hit the POWER button on the remote control, wait 60 seconds and then press the POWER
button again to resume.
E-12 and -13.
Should this happen, let the projector stand until there is no condensation on the lens.
page E-24.
pages E-41 and -47.
The projector may not support some brands of a USB mouse.
E-58