BenQ PE8700 User’s Manual
11.Put on the front lamp cover.
12.Tighten the screws on front lamp cover.
13.Turn the power on and go into Environment menu to reset the "Lamp Timer" item.
Troubleshooting
Problem | Cause | Remedy | |
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This projector does | There is no power from the power | Plug the power cord into the AC inlet on the | |
not turn on. | cable. | rear of the projector, and plug the power cord | |
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| into to the power outlet. | |
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| The power switch is not in the on | Put the power switch in the on position. | |
| position. |
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| Turn the projector on again during the | Wait this unit complete the cooling down | |
| cooling process. | procedure. | |
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| Front lamp cover is not attached well. | Correctly attach the front lamp cover. | |
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No picture. | The front lamp cover has not been | Correctly attach the front lamp cover. | |
| attached securely. |
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| The projector is not correctly | Check the connection. | |
| connected to the input source device. |
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| The input signal has not been correctly | Selects the correct input signal with the INPUT | |
| selected. | key on the remote control unit. | |
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| The input signal has not been correctly | Select the correct input signal. | |
| selected in the "INPUT SOURCE" item |
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| in the DISPLAY menu. |
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| POWER LED or LAMP LED flashing. | Please contact your BenQ dealer for | |
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| assistance. | |
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Image is unstable. | The connection cables are not | Correctly connect the cables to the | |
| connected to this unit. | appropriate terminals. | |
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Picture is blurred. | The projection lens is not correctly | Adjust the focus of projection lens with the | |
| focused. | focus ring. | |
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| The projector and the screen are not | Adjust the projection angle and direction as | |
| aligned properly. | well as the height of this unit if necessary. | |
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Remote control does | The batteries are out of power. | Replace both batteries with new ones. | |
not work correctly |
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LAMP LED flashes red. | The front lamp cover is not correctly | Correctly attach the front lamp cover. | |
| attached. |
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| The cooling fan is not working | Please contact your BenQ dealer for | |
| properly. | assistance. | |
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| The temperature inside the projector | Check that the ventilation holes are not | |
| is extremely high. | blocked. | |
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POWER LED flashed | The lamp has exceeded its specified | Replace the lamp with a new one. | |
orange and green | usage time. |
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sequentially. |
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The lamp has burned out. | Replace the lamp with a new one. | ||
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6. Additional Information 25