AVer SF1311H-DV - Manual (Page 57)

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Question Answer or Resolution
Access this device
Pan/Tilt does not work.
(including Click to Center and
Preset Positioning)  Click [Refresh] on the Internet Explorer when the communication
stops with the device. The image will refresh.
 Other clients may be operating Pan/Tilt.
 Pan/Tilt operation has reached the end of corner.
Pan/Tilt does not work
smoothly There may be a slight delay when you are using the Pan/Tilt feature in
conjunction with streaming audio and video. If you find that there is a
significant delay while panning or tilting the camera, try disabling the
audio streaming and/or reducing the video streaming size.
Video quality of the device
The focus on the Camera is
bad  The lens is dirty or dust is attached. Fingerprints, dust, stain, etc.
on the lens can degrade the image quality.
The color of the image is
poor or strange  Adjust White Balance.
 To insure the images you are viewing are the best they can be, set
the Display property setting (color quality) to 16bit at least and 24
bit or higher if possible within your computer.
 The configuration on the device image display is incorrect. You
need to adjust the image related parameters such as brightness,
contrast, hue and sharpness properly.
Image flickers  Wrong power line frequency makes images flicker. Make sure the
50 or 60Hz format of your device.
 If the object is dark, the image will flicker. Make the condition
around the Camera brighter.
Noisy images occur The video images might be noisy if the device is located in a very low
light environment. Make the condition around the camera brighter or
turn the White-light LED on.
Miscellaneous
Cannot play the recorded
ASF file Have installed Microsoft‟s DirectX 9.0 or later and use the Windows
Media Player 11.0 or later to play the AVI filed recorded by the Device.