Video Server User’s Guide
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slower than the setting.
• Check the bandwidth of Internet connection. If the Internet
bandwidth is lower than target bit rate, the video streaming
will not work correctly.
• Ethernet switching hub can smooth the frame rate especially
in viewing on the Multi-Camera screen.
Blank screen or very
slow video when audio is
enabled.
• Your connection to the device does not have enough
bandwidth to support a higher frame rate for the streamed
image size. Try reducing the video streaming size to 160x120
or 320x240 and/or disabling audio.
• Audio will consume 32 kbps. Disable audio to improve
video. Your Internet connection may not have enough
bandwidth to support streaming audio from the device.
Image Transfer on
e-mail or FTP does not
work.
• Default Gateway and DNS server address should be set up
correctly.
• If FTP does not work properly, ask your ISP or network
administrator about the transferring mode of FTP server.
Pan/Tilt, Zoom and
Focus do not work.
(including Click to
Center and Preset
Positioning)
• Click
[Refresh]
on the Internet Explorer when the
communication stops with the Video Server. The image will
refresh.
• Other clients may be operating Pan/Tilt.
• Pan/Tilt operation has reached the end of corner.
Pan/Tilt, Zoom and
Focus do 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 Video
Server is bad.
• The lens is dirty or dust is attached. Fingerprints, dust, stain,
etc. on the lens can degrade the performance of the
Automatic Focusing feature (for PTZ model). Clean the lens
with lens cleaner. Or adjust the camera focus manually (for
PT model)
• Manual focusing may be set. Press appropriate one of the
Focus buttons at the operation panel (for PTZ model).
• Blurred images may have been registered when registering
or modifying the preset button or home position button. Adjust
the focus in manual focusing again, or press the Auto Focus
button (for PTZ model).
• The image may be out of focus, if the object is too near, or
depending on the zoom position. Move the object off Video
Server, or adjust the zoom position (for PTZ model).
• Some objects are difficult to focus on by Auto Focus button.
Press the Auto Focus button and put it into operation again.
When the objects are still out of focus, adjust the focus using
manual focusing, or change the objects using Pan/Tilt
operation or Zooming features (for PTZ model).
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
