| 3M™ Super Close Projection System SCP712 | Operator’s Guide | ||
| Troubleshooting |
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| Common Problems and Solutions |
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| Symptom | Cause | Solution |
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| No power. | The power cord is disconnected. | Insert the power cord into AC socket. |
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| The desired input source is not selected. | Press the remote control Input button to |
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| select a desired input source. |
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| The cables from the input source are not | Connect the cable to correct input |
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| No picture or sound. | connected. | source. |
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| The input source is not turned on or not |
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| displaying an image. (e.g. If a notebook | Turn on input source. |
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| computer, the external monitor port is |
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| not turned on). |
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| The lamp will not ignite or has turned | The internal temperature is too high. | Check exhaust for obstructions. |
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| The lamp has reached maximum life or |
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| off. | Replace lamp. |
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| has prematurely failed. |
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| The VGA/Video cables are not | Connect the cables to the correct input |
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| Sound is heard with no picture. | connected. | source. |
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| The VGA/Video/Audio cables are | Change Input Menu to correct video |
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| connected to the wrong input. | input setting. |
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| The audio cables are connected to the | Connect the cables to the correct input |
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| wrong input. | source. |
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| Picture is displayed with no sound | Check the audio/video configuration. | Set proper configuration through the |
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| menu. |
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| The volume is set to Minimum. | Turn up Volume. |
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| The Mute is on. | Turn off Mute. |
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| Picture is dark or dim. | The brightness setting is too low. | Adjust the brightness |
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| The lamp needs to be replaced. | Replace lamp. |
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| The input source is not active. A signal |
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| Desired input source cannot be | must be present for the input to be | Connect an active input source to unit. |
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| selected. |
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| detected. |
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| The input device (e.g. computer, DVD | Turn on input source. |
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| player, etc.) is not turned on. |
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| The remote control does not work. | The remote control is not facing the | Face the remote control toward the |
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| remote control sensor. | remote control sensor. |
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| The remote control is too far from the | Operate the remote control within 5 |
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| sensor. | meters. |
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| An obstruction is between the remote | Remove obstacle. |
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| control and the sensor. |
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| The remote control’s batteries are | Correctly insert batteries. |
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| exhausted or inserted wrong. |
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♥ 3M 2008. All Rights Reserved. | 23 |