TROUBLESHOOTING (continued)
Symptom
Before requesting repair, consult the following chart. If the situation cannot be corrected, then contact BOXLIGHT at
Table 10. Symptom
Symptom | Possible cause | Remedy |
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| The main power switch is not | Turn on the main power switch. |
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The power is not | turned on. |
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turned on. | The power cord is | Plug the power cord into an AC | ||||
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| disconnected. | power outlet. |
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| The input is not correctly set. | Use the projector or remote control | 10 | |||
No video or audio. | transmitter to set. |
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| No signal input. | Connect correctly. |
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| 7,8 | |
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| The projector is not correctly | Connect correctly. |
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| 7,8 | |
| connected. |
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Video is present but | The volume is set to minimum. | Press VOLUME | on the remote | 11,15 | ||
no audio. | control or display the menu screen | |||||
| and adjust the volume. |
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| Mute is turned on. | Press the MUTE | button. |
| 11 | |
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| The projector is not correctly | Connect correctly. |
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| 7,8 | |
| connected. |
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Audio is present but |
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The brightness adjustment is | Select BRIGHT with the MENU | 12 | ||||
no video. | set to full off. | button and the press the | button. | |||
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| The slide lens door is still | Open the slide lens door. |
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| closed. |
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Colors are pale and | Color density and color |
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color matching is | matching are not correctly | Adjust the video. |
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poor. | adjusted. |
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| Brightness and contrast are not | Adjust the video. |
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Images are dark. | correctly adjusted. |
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The lamp is nearing the end of | Replace with a new lamp. |
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| its service life. |
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Video is blurred. | Focus or H PHASE is out of | Adjust the focus or H PHASE. | 12 | |||
adjustment. | ||||||
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