NEC HT410 User Manual

Also see for HT410 Series: Supplementary guide Control commands Command guide Command guide Control commands

Contents

NEC HT410 User Manual Manual pdf 61 page image

E-50Does not turn onLamp does not turn on;POWER and STATUSLEDs are blinking greenat the same timeWill turn offNo pictureImage isn’t square to thescreenColor tone or hue is un-usual• Check that the power cable is plugged in and that the power button on theprojector cabinet or the remote control is on. See pages E-20 and E-21.• Ensure that the lamp cover or lamp housing is installed correctly. See pageE-47.• Check to see if the projector has overheated or the lamp has reached the endof its usable life. If there is insufficient ventilation around the projector or ifthe room where you’re presenting is particularly warm, move the projectorto a cooler location.• The lamp may fail to light. Wait a full minute and then turn on the poweragain.• The lamp has reached the end of its usable life. Replace the lamp.• Wait for 60 seconds (cooling period)to see if the lamp turns on by itself.POWER and STATUS LEDs blinking green at the same time indicates themain power was interrupted during previous operation.• Ensure that the Power Management is off. See page E-42.• Use the VIDEO, S-VIDEO, C-VIDEO or COMP. button on the remote controlor the SOURCE button on the cabinet to select your source (Video, S-Video,Component or Computer). See page E-23.• Ensure your cables are connected properly.• Use menus to adjust the brightness and contrast. See page E-35.• Reset the settings or adjustments to factory preset levels using “Reset” inthe menu. See page E-44.• Enter your registered keyword if the Security function is enabled. See pageE-39.• When using with a notebook PC, be sure to connect between the projectorand the notebook PC before turning on the power to the notebook PC. Inmost cases signal cannot be output from RGB output unless the notebookPC is turned on after connecting with the projector.* If the screen goes blank while using your remote control, it may be theresult of the computer’s screensaver or power management software.* For more detailed, see page E-52.• Reposition the projector to improve its angle to the screen. See pages E-23and E-24.• Use the Keystone correction function to correct the trapezoid distortion. Seepage E-26.• Check if an appropriate color is selected in “Wall Color”. If so, select anappropriate option. See page E-35.• Adjust “Hue” in “Picture”. See page E-35.Check These ItemsCommon Problems & SolutionsProblem7. TROUBLESHOOTING