Chapter 6. Troubleshooting
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| The display looks unstable and then freezes. | The screen may freeze when a resolution other than the recommended resolution is used or if the signal is not |
| stable. To resolve the issue, change the PC resolution to the recommended resolution. |
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| The screen cannot be displayed in full screen. | A scaled SD (4:3) content file can cause black bars on both sides of an HD channel screen. |
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| A video with an aspect ratio different from the product can cause black bars at the top and bottom of the screen. |
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| Change the screen size setting to full screen on the product or source device. |
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Sound issue
| There is no sound. | Check the connection of the audio cable or adjust the volume. |
| Check the volume. |
| The volume is too low. | Adjust the volume. |
| If the volume is still low after turning it up to the maximum level, adjust the volume on your PC sound card or |
| software programme. |
| Video is available but there is no sound. | If an HDMI cable is connected, check the audio output settings on the PC. |
| Go to Sound and change Sound Output to Internal. |
| If a source device is used |
| • Make sure the audio cable is properly connected to the audio input port on the product. |
| • Check the audio output settings for the source device. |
| (For example, if an HDMI cable is connected to the monitor, the audio setting for the cable box may need to be |
| changed to HDMI.) |
| If a |
| If the product has a headphone port, make sure nothing is connected to it. |
| Reconnect the power cable to the device and then reboot the device. |
| There is static coming from the speakers. | Check the cable connection. Make sure a video cable is not connected to an audio input port. |
| Check the signal strength after connecting a cable. |
| Low signal level can cause corrupted sound. |
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