26
Red LED behavior and projector errors
If the projector is not functioning properly and the red LED is blinking, consult Table 2 to determine a possible cause. There are
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| Table 3: |
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Red LED Behavior |
| Explanation |
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One (1) blink |
| The lamp won’t strike after five attempts. Check the | |||
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| lamp and lamp door installations for loose connectors. | ||
Two (2) blinks |
| The lamp counter hours have exceeded lamp life hours. | |||
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| Replace the lamp and reset the lamp hours counter. | ||
Three (3) blinks |
| The projector has shut down the lamp. Turn the | |||
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| projector off and wait one minute, then turn the | ||
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| on. If the lamp does not turn on, replace the lamp. | ||
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| Contact Technical Support for repair if replacing the | ||
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| lamp does not solve the problem. |
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Four (4) blinks |
| A fan has failed. Contact Technical Support for repair. | |||
Five (5) blinks |
| The projector is overheating. Check for a blocked air | |||
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| vent. Contact Technical Support for repair if clearing | ||
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| The air vent does not solve the problem. | ||
Projected image size |
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| Table 4: |
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| Image sizes |
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Distance to |
| Minimum | Maximum | Minimum | Maximum |
screen (feet/m) |
| Diagonal (feet/m) | Diagonal (feet/m) | Horizontal | Horizontal |
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| throw ratio 1.72 | throw ratio 1.44 | (feet/m) | (feet/m) |
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| throw ratio 1.98 | throw ratio 1.98 |
5/1.5 |
| 2.9/0.9 | 3.5/1.1 | 2.6/0.8 | 3.1/0.9 |
10/3 |
| 5.8/1.8 | 6.9/2.1 | 5.1/1.5 | 6.0/1.8 |
15/4.6 |
| 8.7/2.6 | 10.4/3.2 | 7.6/2.3 | 9.0/2.8 |
20/6.1 |
| 11.6/3.5 | 13.8/4.2 | 10.1/3.1 | 12.0/3.7 |
30/9.1 |
| 17.3/5.3 | 20.6/6.3 | 15.1/4.6 | 18.0/5.5 |
32.8/10 |
| 18.9/5.8 | 22.6/6.9 | 16.5/5.0 | 19.7/6.0 |
For more information, go to www.knollsystems.com/lcd225.htm.
