NEC VT460 Projector User Manual


 
E-33
Does not turn on
No picture
Image isn’t square to the
screen
Picture is blurred
Image is scrolling verti-
cally, horizontally or
both
Remote control does
not work
Indicator is lit or blink-
ing
Cross color in RGB
mode
Check that the power cable is plugged in and that the power button on the projector cabinet or the remote
control is on. See pages E-16 and 17.
Ensure that the lamp cover or lamp housing is installed correctly. See page E-30.
Check to see if the projector has overheated or the lamp has reached the end of its usable life. If there is
insufficient ventilation around the projector or if the room where you’re presenting is particularly warm, move
the projector to a cooler location.
Use the RGB, Video or S-Video button on the remote control or the cabinet to select your source (RGB, Video
or S-Video). See page E-18.
Ensure your cables are connected properly.
Use menus to adjust the brightness and contrast. See page E-26.
Remove the lens cap.
Reset the settings or adjustments to factory preset levels using “Factory Default” in the menu. See page E-29.
Reposition the projector to improve its angle to the screen. See page E-18.
Use the Keystone correction function to correct the trapezoid distortion. See page E-19.
Adjust the focus. See page E-19.
Reposition the projector to improve its angle to the screen. See page E-18.
Ensure that the distance between the projector and screen is within the adjustment range of the lens. See
pages E-11 and 12.
Condensation may form on the lens if the projector is cold, brought into a warm place and is then turned on.
Should this happen, let the projector stand until there is no condensation on the lens.
Use the RGB, VIDEO or S-VIDEO button on the remote control or the cabinet to select the source you want to
input.
Install new batteries. See page E-10.
Make sure there are no obstacles between you and the projector.
Stand within 22 feet (7 m) of the projector. See page E-10.
Make sure that you are in the Projector mode and the PJ button lights in red. If not, press the PJ button. See
page E-21.
See the Power/Status/Lamp Indicator on page E-32.
If Auto Adjust is off, turn it on or adjust the image manually with Horizontal / Vertical / Clock / Phase in the
Advanced menu. See page E-28.
Problem Check These Items
Common Problems & Solutions