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9. Appendix
Common Problems & Solutions (→ "Power/Status/Lamp Indicator" on page 117)
Does not turn on
Will turn off
No picture
Color tone or hue is
unusual
Image isn’t square to
the screen
Picture is blurred
Image is scrolling
vertically, horizontally
or both
Remote control does
not work
Indicator is lit or
blinking
Vertical stripes in RGB
mode
USB mouse does not
work
• Check that the power cable is plugged in and that the power button on the projector cabinet or the remote
control is on. (→ page 23, 24)
• Ensure that the lamp cover is installed correctly. (→ page 112)
• Check to see if the projector has overheated. If there is insufficient ventilation around the projector or if the
room where you are presenting is particularly warm, move the projector to a cooler location.
• Check to see if the lamp usage exceeds 2100 hours (up to 3100 hours : Eco mode). If so, replace the lamp.
After replacing the lamp, reset the lamp hours used. (→ page 107)
• The lamp may fail to light. Wait a full minute and then turn on the power again.
• Ensure that the Power Management, Off Timer or Program Timer is off. (→ page 97, 99)
• Check to see if the lamp usage exceeds 2100 hours (up to 3100 hours : Eco mode). If so, replace the lamp.
After replacing the lamp, reset the lamp hours used. (→ page 107)
• Use the SOURCE button on the projector cabinet or the VIDEO, the S-VIDEO, the COMPUTER 1, the COM-
PUTER 2, the COMPUTER 3, the COMPONENT, the VIEWER or the LAN button on the remote control to select
your source. (→ page 26)
• Ensure your cables are connected properly.
• Use menus to adjust the brightness and contrast. (→ page 74)
• Check to see if the image is muted. (→ page 36)
• Remove the lens cap.
• Reset the settings or adjustments to factory preset levels using the Reset in the Menu. (→ page 107)
• Enter your registered keyword if the Security function is enabled. (→ page 45)
• Be sure to connect the projector and notebook PC while the projector is in standby mode and before turning on
the power to the notebook PC.
In most cases the output signal from the notebook PC is not turned on unless connected to the projector
before being powered up.
* 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.
• See also the next page.
• Check if an appropriate color is selected in [Wall Color]. If not, select an appropriate option. (→ page 81)
• Adjust [Hue] in [Adjust]. (→ page 74)
• Reposition the projector to improve its angle to the screen. (→ page 27)
• Use the 3DReform function to correct the trapezoid distortion. (→ page 31)
• Adjust the focus. (→ page 29)
• Reposition the projector to improve its angle to the screen. (→ page 27)
• Ensure that the distance between the projector and screen is within the adjustment range of the lens. (→ page
123, 124)
• 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 SOURCE button on the projector cabinet or the VIDEO, the S-VIDEO, the COMPUTER 1, the COM-
PUTER 2, the COMPUTER 3, the COMPONENT, the VIEWER or the LAN button on the remote control to select
your source (Video, S-Video, Computer, Component, Viewer or LAN). (→ page 26)
• Adjust the computer image manually with the [Clock]/[Phase] in [Adjust] → [Image Options]. (→ page 75)
• Install new batteries. (→ page 10)
• Make sure there are no obstacles between you and the projector.
• Stand within 22 feet (7 m) of the projector. (→ page 10)
• Check if one or more remote sensors are enabled. Select [Setup] → [Installation] → [Remote Sensor] from
the menu. See page 96.
• If the remote control cable plug is inserted into the REMOTE mini jack, the remote control does not function
wirelessly. See page 11.
• See the POWER/STATUS/LAMP Indicator. (→ page 117)
• Press the AUTO ADJUST button on the projector cabinet or the AUTO ADJ. button on the remote control. (→
page 33)
• Adjust the computer image manually with the [Clock]/[Phase] in [Adjust] → [Image Options]. (→ page 75)
• Make sure that your USB mouse is properly connected to the projector. (→ page 38)
The projector may not support some brands of a USB mouse.
Problem Check These Items
For more information contact your dealer.