Projector
PROBLEM | LIKELY CAUSE | POSSIBLE SOLUTION(S) |
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No image projected | No power to projector. | Turn power ON. |
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| Check AC cord. |
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| Check power to electrical outlet. |
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| Lamp not on. | Turn lamp ON. |
| Lamp burned out. | Replace lamp assembly. |
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| Over temperature indication. | Allow projector to cool; turn |
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| projector OFF and then ON. |
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| Make sure the bottom air filter |
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| door is closed. |
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No computer image | Loose cable. | Check and secure cable |
projected |
| connections. |
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| No power to computer. | Turn on computer. |
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| Incompatible video system. | If possible check computer with |
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| another monitor. |
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No video image | Video source(s). | Check power on the video |
projected |
| source(s). |
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| Loose cable. | Check and secure cable |
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| connections between video |
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| source and projector. |
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LAMP indicator | Replace lamp assembly. | |
glowing red |
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Displayed image | Projector set at an | Adjust relative positions of |
not square | improper angle to | projector and screen. |
(keystoning) | projection screen. |
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Projected image | Projection lens not focused. | Adjust the lens focus. |
out of focus |
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Projected image Zoom lens not adjusted
larger than screen properly, or projector too far from screen.
Adjust zoom lens, or move projector closer to screen.
