Night Owl C80XFR Series User Manual page 93

Error
There is no picture on selected
channels/camera picture is not
being displayed.
The image on the DVR appears,
but does not have sound.
A "whirring" noise is coming
from the system.
The system beeps at startup.
The system beeps during motion
detection.
Possible Causes
Camera cables are loose or have
become disconnected.
Audio cables are loose or have
been disconnected.
Audio channels are disabled.
Volume on external speakers
(not included) is low or off.
Fan is active.
Motion detection is enabled, but
the alarm buzzer is activated.
93
Solutions
1. Check the camera video cable
and connections.
2. Disconnect and reconnect the
cable at the system and at
the camera.
3. Try moving the camera to
another channel or use
another cable.
Check the AUDIO connection to
the DVR.
Left click in Live View to bring
up the Volume control and
ensure that the channel(s) are
not low or muted.
Increase volume on external
speakers (not included).
The noise means the exhaust
fan is working normally.
The beep at startup is normal.
Go to Right-Click Menu > Main
Menu > Cameras > Motion >
Select the Channel and
un-check the Buzzer check box.