NEC V230 User Manual

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Contents

NEC V230 User Manual Manual pdf 93 page image

847. AppendixCommon Problems & Solutions (→ “Power/Status/Lamp Indicator” on page 83.)Problem Check These ItemsDoes not turn onor shut down• Check that the power cord is plugged in and that the power button on the projector cabinet or the remote controlis on. (→ pages 18 and 19)• Ensure that the lamp cover is installed correctly. (→ page 82)• Check to see if the projector has overheated. If there is insufficient ventilation around the projector or if theroom where you are presenting is particularly warm, move the projector to a cooler location.• Check to see if you continue to use the projector for another 100 hours after the lamp has reached the end of its life.If so, replace the lamp. After replacing the lamp, reset the lamp hours used. (→ page 78)• The lamp may fail to light. Wait a full minute and then turn on the power again.• Set [FAN MODE] to [HIGH ALTITUDE] when using the projector at altitudes approximately 5500 feet/1700 me-ters (3000 feet/900 meters on V300X) or higher. Using the projector at altitudes approximately 5500 feet/1700meters or higher without setting to [HIGH ALTITUDE] can cause the projector to overheat and the projectorcould shut down. If this happens, wait a couple minutes and turn on the projector. (→ page 69)If you turn on the projector immediately after the lamp is turned off, the fans run without displaying an imagefor some time and then the projector will display the image. Wait for a moment.Will turn off • Ensure that the [OFF TIMER] or [AUTO POWER OFF] is off. (→ page 64, 72)No picture • Use the COMPUTER1, the VIDEO or the S-VIDEO button on the remote control to select your source (Com-puter, Video or S-Video). (→ page 21) If there is still no picture, press the button again.• Ensure your cables are connected properly.• Use menus to adjust the brightness and contrast. (→ page 57)• Remove the lens cap.• Reset the settings or adjustments to factory preset levels using the [RESET] in the Menu. (→ page 78)• Enter your registered keyword if the Security function is enabled. (→ page 33)• Be sure to connect the projector and notebook PC while the projector is in standby mode and before turningon 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 beforebeing powered up.* If the screen goes blank while using your remote control, it may be the result of the computer’s screen-saveror power management software.• See also the next page.Picture suddenly be-comes dark• Check if the projector is in the Forced ECO mode because of too high ambient temperature. If this is the case, lowerthe internal temperature of the projector by selecting [HIGH] for [FAN MODE]. (→ page 69)Color tone or hue isunusual• Check if an appropriate color is selected in [WALL COLOR]. If so, select an appropriate option. (→ page 63)• Adjust [HUE] in [PICTURE]. (→ page 57)Image isn’t square to thescreen• Reposition the projector to improve its angle to the screen. (→ page 22)• Use the Keystone correction function to correct the trapezoid distortion. (→ page 25)Picture is blurred • Adjust the focus. (→ page 24)• Reposition the projector to improve its angle to the screen. (→ page 22)• Ensure that the distance between the projector and screen is within the adjustment range of the lens.(→ page 10)• 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.F l i c k e r a p p e a r s o nscreen• Set [FAN MODE] to other than [HIGH ALTITUDE] mode when using the projector at altitudes approximately5500 feet/1700 meters (3000 feet/900 meters on V300X) or lower. Using the projector at altitudes less thanapproximately 5500 feet/1700 meters (3000 feet/900 meters on V300X) and setting to [HIGH ALTITUDE] cancause the lamp to overcool, causing the image to flicker. Switch [FAN MODE] to [AUTO]. (→ page 69)Image is scrolling ver-tically, horizontally orboth• Check the computer's resolution and frequency. Make sure that the resolution you are trying to display is sup-ported by the projector. (→ page 90)• Adjust the computer image manually with the Horizontal/Vertical in the [IMAGE OPTIONS]. (→ page 60)Remote control doesnot work• Install new batteries.(→ page 8)• Make sure there are no obstacles between you and the projector.• Stand within 22 feet (7 m) of the projector. (→ page 8)• Make sure that the remote control's ID corresponds with the projector's ID. (→ page 68)Indicator is lit or blink-ing• See the POWER/STATUS/LAMP Indicator. (→ page 83)Cross color in RGBmode• Press the AUTO ADJ. button on the projector cabinet or the remote control. (→ page 27)• Adjust the computer image manually with [CLOCK]/[PHASE] in [IMAGE OPTIONS] in the menu. (→ page59)Cannot control the pro-jector from externalequipment• Check to see if [STANDBY MODE] is set to [POWER-SAVING] and if it is, try to set it to [NORMAL]. (→ page71)3D picture is not display • See "Troubleshooting on viewing 3D images" on page 50.For more information contact your dealer.