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| 7. Appendix | |
Common Problems & Solutions (→ "Power/Status/Lamp Indicator" on page 55.) | |||
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Problem |
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Does not turn on | • | Check that the power cable is plugged in and that the power button on the projector cabinet or the remote |
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| • Ensure that the lamp cover is installed correctly. (→ page 54) |
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| • Check to see if the projector has overheated. If there is insufficient ventilation around the projector or if the |
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| room where you are presenting is particularly warm, move the projector to a cooler location. |
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| • Check to see if the lamp usage exceeds 2100* hours (up to 3100* hours : Eco mode). If so, replace the lamp. |
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| After replacing the lamp, reset the lamp hours used. (→ page 49) |
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| * VT59 and VT49: 3100 hours (up to 4100 hours in Eco mode) |
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| • The lamp may fail to light. Wait a full minute and then turn on the power again. |
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Will turn off | • | Ensure that the Power Management or Off Timer is off. (→ page 46) |
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No picture | • | Use the COMPUTER, the VIDEO or the |
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| Video or |
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| • Ensure your cables are connected properly. |
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| • Use menus to adjust the brightness and contrast. (→ page 42) |
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| • Remove the lens cap. |
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| • Reset the settings or adjustments to factory preset levels using the [Reset] in the Menu. (→ page 49) |
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| • Enter your registered keyword if the Security function is enabled. (→ page 31) |
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| • Be sure to connect the projector and notebook PC while the projector is in standby mode and before turning on |
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| the power to the notebook PC. |
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| In most cases the output signal from the notebook PC is not turned on unless connected to the projector |
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| before being powered up. |
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| * If the screen goes blank while using your remote control, it may be the result of the computer's screen- |
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| saver or power management software. |
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| • See also the next page. |
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Picture suddenly | • | When one of the following happens, the Lamp mode automatically changes from Normal to Eco. |
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becomes dark |
| * When there are no signals → To return to the Normal mode, select another available source. |
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| * When the room where you' re presenting is particularly warm → Move the projector to a cooler location, or |
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| set [Fan Mode] to [High]. |
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Color tone or hue is | • | Check if an appropriate color is selected in [Wall Color]. If so, select an appropriate option. (→ page 44) |
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unusual | • |
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Image isn’t square to | • | Reposition the projector to improve its angle to the screen. (→ page 23) |
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the screen | • | Use the Keystone correction function to correct the trapezoid distortion. (→ page 25) |
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Picture is blurred | • |
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| • Reposition the projector to improve its angle to the screen. (→ page 23) |
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| • | Ensure that the distance between the projector and screen is within the adjustment range of the lens. |
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| (→ page 11 for VT695, page 11 for VT595/VT590/VT491/VT59 and 12 for VT49) |
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| • Condensation may form on the lens if the projector is cold, brought into a warm place and is then turned on. |
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| Should this happen, let the projector stand until there is no condensation on the lens. |
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Image is scrolling | • | Use the COMPUTER, the VIDEO or the |
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vertically, horizontally |
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or both | • | Adjust the computer image manually with the Horizontal/Vertical in the [Image Options]. (→ page 43) |
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Remote control does |
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• | Make sure there are no obstacles between you and the projector. |
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not work | • |
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Indicator is lit or | • |
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blinking |
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Cross color in RGB | • | Press the AUTO ADJ. button on the projector cabinet or the remote control. (→ page 27) |
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mode | • | Adjust the computer image manually with Clock/Phase in [Image Options] in the menu. (→ page 43) |
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For more information contact your dealer.
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