JVC VN-H557U Instructions Manual page 92

The camera pans automatically
When [Auto Cleaning] is set to "ON", this is not an
abnormality.
N Check the current settings of [Auto Cleaning].
(A p.64 [[Maintenance] Page] )
Unable to perform pan/tilt/zoom (PTZ)
operation.
The network bandwidth may be insufficient.
N Ensure that there is sufficient network
bandwidth, and operate in "100 M Full".
Motion detection, audio detection, and
tampering detection setting cannot be
performed.
Settings for motion detection, audio detection,
and tampering detection cannot be specified at
the same time. If one of the detection features
(motion detection or tampering detection) is
currently enabled, an error message will be
displayed when you try to enable the other
detection feature.
N Check the message displayed, set the
currently enabled feature to "OFF", and
perform the detection setting again.
A warning message such as "Audio driver is
not installed" appears, and audio detection
setting cannot be performed.
If there is no valid playback device, the Windows
system would assume that an audio driver is not
available.
N Enable the playback device.
Unable to record to the SD card.
N Make use of a SD card that is usable on this
camera.
(A p.12 [Compatible SD Cards] )
Recording cannot be performed when a SD card
is not mounted.
N Click the Mount button on the [SD Card
Recording] page to mount the SD card.
(A p.46 [[SD Card Recording] Page] )
Troubleshooting
92
Video recording and playback cannot be
performed when a SD card formatted on the
VN-H37U/VN-H57U series is used.
The SD cards formatted on the VN-H37U/
VN-H57U series cannot be used on this camera.
Also, the SD cards containing videos recorded by
this camera cannot be used for recording or
playback on the VN-H37U/VN-H57U series.
The SD operation screen does not refresh.
The screen may not refresh if you move
frequently between the SD card operation screen
and the [Advanced Settings] screen.
N Press the [Cancel] button or the Refresh
button on the web browser to refresh.
The frame rate of the video recorded in the
SD card is lower than what was specified or
fluctuates.
When the Sense Up function is activated, the
frame rate of the video recorded in the SD card is
reduced in order to raise the sensitivity level. This
leads to a lower or fluctuating playback frame rate
as a result.
N To resolve the problem, set Sense Up on the
[Camera] page under [Advanced Settings] to
a lower value.
(A p.33 [[Camera] Page] )
During playback from the event list while
continuous SD recording is in progress, the
time and screen display are not consistent
when the button is pressed.
N Press the button again.
The screen turns black or does not change
when the or
This may occur when there are contents with
different frame size or frame rate settings.
N Press the button once.
button is pressed.