BenQ DVY21, Руководство пользователя

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Maintenance and troubleshooting 9
Maintenance and troubleshooting
Maintenance
1. If camera is not used for a long time, please turn off power adapter switch and AC
plug.
2. Use soft cloth or tissue to clean the camera cover.
3. Use soft cloth to clean the lens; use neuter cleanser if smeared. Do NOT use strong
or corrosive cleanser that may scuff the lens and affect the image.
Troubleshooting
No video output & no image
1. Make sure the camera USB cable is connected properly.
2. Make sure the USB port is normal and the power indication light is on.
3. Disconnect the camera with computer and re-connect the USB cable.
4. Check if the video software has selected the right device.