Troubleshooting
Before sending the unit to your authorized dealer for repair, check the following points.
Symptom |
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| Corrective Action | Reference Page | |||
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Power is not | • | Is the power cord disconnected? | • Insert the power cord (plug) firmly. | 19 |
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supplied. |
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• | Is the lamp cover properly shut? | • | Remove the plug when the [STAND BY] | 21, 29 | ||||
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| indicator is on. Close the lamp cover prop- |
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| erly and insert the plug again. |
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| • Is the filter cover properly shut? | • | Remove the plug when the [STAND BY] | 21, 31 | |||
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| indicator is on. Close the filter cover prop- |
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| erly and insert the plug again. |
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| • Has the lamp life expired? (Has the lamp | • | Remove the plug when the [STAND BY] | 11, | |||
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| usage time reached 2000 hours?) |
| indicator is on. Install a new lamp (lamp unit) |
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| and insert the plug again. Reset the lamp |
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| time after installing a new lamp (lamp unit). |
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Light is not | • | Is the lens cap removed? | • | Remove the lens cap. | 19 |
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emitted or light | • | Is the lamp near exhaustion? | • Check the lamp time on the menu. Prepare | 22, 25, | ||||
is dim. |
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| a new lamp (lamp unit) or replace as soon | ||||
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| as possible when the lamp (lamp unit) is |
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| near exhaustion. |
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Unit works | • | Are the air suction openings (air inlets) | • | Remove the plug when the [STAND BY] | 7, 8, 14 | |||
when power is |
| and exhaust vents blocked? |
| indicator is on. Remove any blocking ob- |
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turned on but |
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| ject and insert the plug again. |
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stops abruptly |
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• | Are the filters dirty? | • | Clean the filters. | 31 |
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after a few |
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minutes. |
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Video image | • | Are devices properly connected? | • | Connect devices correctly. | 18 |
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does not |
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• | Are signals being output from the con- | • | Set connected devices correctly. |
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appear |
| nected devices? |
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| • Is the video image temporarily turned off | • Press the [HIDE] button to display the video | 21 |
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| when the [HIDE] button is being pressed? |
| image again. |
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Video image is | • | Is the focus correctly adjusted? | • Adjust accordingly using the focus ring. | 20 |
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fuzzy. |
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• | Is the unit placed too near or too far away | • | Set the unit at a correct distance from the | 16 |
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| from the screen? |
| screen. |
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Video images | • | Has setting been performed for screen | • Set the “Mask” value in the “Set up” menu | 26 |
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are missing. |
| mask? |
| to “OFF”. |
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| • | Has setting been performed for picture | • | Alter the “Picture Shift” value in the “Op- | 27 |
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| shift? |
| tions” menu to ensure that images are not |
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| missing. |
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Remote | • | Are batteries installed correctly? | • Match the polarities (+ or | 13 |
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control unit |
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| inserting the batteries. |
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does not work. |
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• | Are batteries exhausted? | • | Replace with new batteries. | 13 |
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| • Is there an obstructive object between the | • | Remove any obstructive objects. | 17 |
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| remote control unit and remote sensor? |
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| • | Is the remote control held too far away | • | Hold the remote control closer to the sen- | 17 |
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| from the screen? |
| sor when using. |
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●This unit uses a microcomputer. External noise may cause it to malfunction. If this happens, turn off the power and remove the plug from the power outlet. Insert plug again into the outlet and check operation of the unit. (See Pages 20, 21 on how to turn on/off the power of the unit.)
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