Troubleshooting
Phenomena that may be easy to be mistaken for machine defects (continued)
Phenomenon | Cases not involving a machine defect | Reference | ||
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| The signal cables are not correctly connected. | 9 | ~ 13 | |
| Correctly connect the audio cables. | |||
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| The MUTE function is working. |
| 21 | |
| Restore the sound pressing MUTE or VOLUME +/- button |
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| on the remote control. |
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Sound does not | The volume is adjusted to an extremely low level. | 21, 47, | ||
come out. | Adjust the volume to a higher level using the menu function |
| 48 | |
or the remote control. |
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| The AUDIO SOURCE/SPEAKER setting is not correct. |
| 47 | |
| Correctly set the AUDIO SOURCE/SPEAKER in AUDIO menu. |
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| The mode selected for HDMI AUDIO is not suitable. |
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| Check each of the two modes provided and select the suit- |
| 48 | |
| able one for your HDMITM audio device. |
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| The signal cables are not correctly connected. | 9 | ~ 13 | |
| Correctly connect the connection cables. | |||
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| The brightness is adjusted to an extremely low level. |
| 34 | |
| Adjust BRIGHTNESS to a higher level using the menu function. |
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| The computer cannot detect the projector as a plug and play monitor. |
| 10 | |
| Make sure that the computer can detect a plug and play |
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| monitor using another plug and play monitor. |
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| The BLANK screen is displayed. |
| 28 | |
| Press BLANK button on the remote control. |
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No pictures are | The USB TYPE B port is selected as the picture input |
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displayed. | source even if MOUSE is selected for USB TYPE B. |
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| Select USB DISPLAY for USB TYPE B in OPTION menu to |
| 56 | |
| project the picture input to the port. Otherwise select other |
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| port for picture input. |
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| The projector does not recognize the USB storage |
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| device inserted into USB TYPE A port. |
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| Use the REMOVE USB function first, remove the USB |
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| storage device, and then insert it into the port again. |
| 12 | |
| Before removing the USB storage device, be sure to use |
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| the REMOVE USB function on the thumbnail screen, which |
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| appears when the USB TYPE A port is selected as the input |
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| source. |
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(continued on next page) |
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