JVC VN-V686U Instructions Manual page 118

Others
Troubleshooting (continued)
Symptom
TCP images cannot be played
back
Unable to receive alarm
notification using the computer
via TCP/UDP
Power is turned off but it is
disconnected once the camera
rotates.
Characters of the file name
registered in the FTP server
are garbled
The MPEG4 Viewer screen
appears in black
Caution : The fan(T) is
stopped appears on the
screen. ( T denotes number)
The camera pans automatically When [Auto Cleaning] is set to On , this is not an
Causes and Countermeasures
The maximum number of images that can be sent by
VN-V686U via TCP is 20, and up to 20 Built-in Viewers
can be connected to each VN-V686U unit.
Make use of multicast for monitoring when the number
of areas exceeds the above number.
VN-V686U allows multicast transmission of JPEG and
MPEG4 one stream at a time.
Data may be blocked by the WindowsXP firewall.
When this occurs, perform the following to allow it to
pass through.
Double-click [Windows Firewall] under [Start]-[Control
Panel], click the [Add Port...] button under the
Exception tab, and register the port number to be
allowed through the firewall in the Port Number field.
Enter an arbitrary character string in the name field.
Are the transporting tape and cushioning material
removed?
BRemove the transporting tape and cushioning
material.
When double-byte characters are to be used for the file
name, make use of an FTP server for which the
character code is EUC-JP.
When DirectX 9.x or Windows Media Player 9.x is
installed on the computer, the video image screen
appears in black.
[Countermeasure]
To use Built-in MPEG4 Viewer of VN-V686U, install the
open source codec "ffdshow". You can download
"ffdshow" from the Internet.
The internal cooling fan is abnormal.
Write down the displayed text of B Caution : The
fan(T) is stopped and consult your nearest JVC
dealer. Turn off the power of this camera
beforehand.
abnormality. Check the settings.
Reference
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