User Manual

Digital Video Recorder User Manual
162
panel is fastened.
2. If it makes non-continuous beeps (3 long, 2 short), take HDD error as an example, check if the
device has installed HDD. If not, you can go to System → Event → Normal Event → Exception,
and uncheck Event Hint Configuration to disable HDD error event hint.
Check if the HDD is initialized. If not, go to Storage > Storage Device to initialize the HDD.
Check if the HDD is broken. You can change it, and try again.
13.5.13 Why is there no recorded video after the motion detection is
set?
Reason
1. The recording schedule is incorrect.
2. The motion detection event setting is incorrect.
3. HDD exception.
Solution
1. The recording schedule is setup correctly by following the steps listed in Configuring
Record/Capture Schedule.
2. The motion detection area is configured correctly. The channels are being triggered for motion
detection (See Configuring Motion Detection).
3. Check if the device has installed HDD.
Check if the HDD is initialized. If not, go to Storage > Storage Device to initialize the HDD.
Check if the HDD is broken. You can change it, and try again.
13.5.14 Why is the device not able to control PTZ camera via coaxitron?
Reason
1. The camera does not support coaxitron.
2. The coaxitron protocol is incorrect.
3. The signal is affected by video optical transceiver.
Solution
1. Ensure the video input signal is HDTVI, and the camera supports coaxitron.
2. Ensure coaxitron protocol parameters are correct, such as baud rate and address.
3. Remove the video optical transceiver, and try again.
13.5.15 Why does the PTZ seem unresponsive via RS-485?
Reason
1. The RS-485 cable is not properly connected.
2. The RS-485 interface is broken.