Troubleshooting
Problem | Check | Page |
An unusual sound is | • If the picture is normal, the sound is due to cabinet shrinkage | — |
occasionally heard | caused by room temperature changes. This will not affect |
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from the cabinet. | operation or performance. |
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Maintenance | • See “Maintenance Indicators”. | 69 |
indicator illuminates or |
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blinks in red. |
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The projector cannot be | • If the “Keylock Level” menu is set to “Level A” or “Level B”, all or | 63 |
turned on or put into the | specific buttons on the projector are unavailable. Use the |
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standby mode using the | remote control to operate the projector. |
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ON or STANDBY button |
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on the projector. |
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All buttons on the | • If the “Stack Setting” menu is set to “Slave” and the “Keylock | 17 |
projector and the remote | Level” menu is set to “Level B”, all buttons on the projector and | 62 |
control are unavailable. | the remote control are unavailable. Connect the remote control | 63 |
| to the projector, and then use the remote control to operate the |
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| projector. |
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Picture is green on | • Change the input signal type setting. | 51 |
COMPUTER 1or 2 |
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(COMPONENT). |
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Picture is pink (no green) |
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on COMPUTER 1/ 2 or |
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DVI (RGB). |
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The black levels of the | • Make adjustments that result in the best picture quality in the | 51 |
image show banding or | “Dynamic Range” setting. |
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appear faded when DVI |
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or HDMI is selected. |
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Picture is too bright and | • Image adjustments are incorrectly set. | 49 |
whitish. |
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The cooling fan | • When temperature inside the projector increases, the cooling | 9, 10 |
becomes noisy. | fan runs faster. | 66, 69, 70 |
The lamp does not light | • The lamp indicator is illuminating in red. | 69 |
up even after the | Replace the lamp. |
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projector turns on. |
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The lamp suddenly turns |
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off during projection. |
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The image sometimes | • Cables are incorrectly connected to the projector or the | |
flickers. | connected equipment works improperly. |
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| • If this happens frequently, replace the lamp. | 72 |
The lamps take a long | • The lamps will eventually need to be changed. | 72 |
time to turn on. | The lamps have reached the end of its life. Replace the lamps. |
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Picture is dark. |
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The remote control | • Operate the remote control while pointing it at the projector’s | 16 |
cannot be used. | remote control sensor. |
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| • The remote control may be too far away from the projector. |
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| • If direct sunlight or a strong fluorescent light is shining on the |
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| projector’s remote control sensor, place the projector where it |
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| will not be affected by strong light. |
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| • Is a ø3.5 mm minijack cable plugged into the WIRED REMOTE |
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| terminal? |
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| • The batteries may be depleted or inserted incorrectly. Make | 16 |
| sure the batteries are inserted correctly or insert new ones. |
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This projector is equipped with a microprocessor. Its performance could be adversely affected by incorrect op- eration or interference. If this should happen, unplug the projector and plug it in again after more than 5 minutes.