Phenomena | Possible Cause | Recommended Action | Page No. | |
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| Turn Main Power Switch ON |
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| Insert power cord into an AC socket |
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| Main Power switch is not ON | After power is turned off, wait at |
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| least 60 seconds before turning |
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| Power cord is disconnected |
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Power cannot be turned on | power on again | 6, 7 | ||
60 seconds have not elapsed | ||||
Check to see make sure that the | ||||
| since the power was turned off |
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| ventilation holes are not blocked |
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| Inside the projector is too hot |
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| Clean the air filter |
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| Verify that operating enviornment |
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| of projector is under 35° C |
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| Select correct input source using | 7, 10 | |
| Input source is not set correctly | INPUT button on projector or | ||
No picture or sound |
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by accessing the INPUT menu |
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Wiring to projector is not correct |
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| Verify cable(s) are connected | 5 | ||
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| correctly | ||
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| Verify cable(s) are connected | 5 | |
| Wiring to projector is not correct | correctly | ||
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Picture without sound | Press the VOLUME (+) button on | 7 | ||
Volume is set to minimum | ||||
the Remote Control Unit | ||||
| Projector is in Mute mode |
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| Press MUTE button on projector or | 5, 7 | ||
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| Remote Control Unit | ||
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| Wiring to projector is not correct | Verify cable(s) are connected | 6, 7 | |
Sound without picture | correctly | 5, 9 | ||
Brightness is set to minimum | On either projector or Remote | |||
| Lens cap is attached | Control Unit, press MENU button, |
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| select BRIGHT, and increase. |
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Color and Tint are incorrect | Color and Tint are adjusted | Adjust COLOR and TINT | 9 | |
incorrectly | ||||
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Picture is dark | Brightness and Contast are not | Adjust BRIGHT(Brightness) and | 9 | |
adjusted correctly | CONTRAST | |||
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Picture is not clear | Image is out of focus | Adjust focus using FOCUS RING | 7 | |
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LAMP Indicator is lit red* | Lamp is not functioning properly | Turn Power Switch OFF, wait 45 | 6 | |
minutes; then turn power ON again | ||||
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| Be sure to follow this procedure in |
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Mouse Emulation feature is | Mouse cable was connected | this order: (1) connect mouse cable, | 13 | |
(2) | ||||
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not working (using Remote | after the power was turned on | Verify that RGB (computer) signal |
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Control Unit as a mouse) | RGB signial was not selected | is being input and verify that correct | 10 | |
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| signal is selected (INPUT menu) | ||
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| 15 |
ViewSonic PJL855 | Troubleshooting | ||
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