Daily maintenance – IC Realtime 4 Channel Forensic Network Video Recorder User Manual
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24. I can not playback file after I burn or copy CD.
There are following possibilities:
z
The CD or CD-Rom is not the same model.
z
CD-Rom drive power cable or data cable connect to the main board is loosen.
z
Always use the CD we recommended. .
25. There is no temperature/humidity data on the device after I connected the temperature
humidity device.
There are following possibilities:
z
Temperature humidity setup is not right. Please refer to chapter 4.1.10 for detailed
information.
z
The temperature humidity device usually adopts RS485 port to output data. Do
remember using 485 to 232 tool if you are using the RS232 port of the device. You need
to change it to RS232 and then connect to the RS232 port of the device. Please makes
sure the connection is right. And for some RS485 to RS232 tool, you still need to add
power supplying. Please check the cable connection if you are using RS422 port.
z
The temperature humidity brand and the selected protocol shall be compatible.
26. There is no corresponding OSD information when I’m burning.
There are following possibilities:
z
You forgot to check the box to overlay the information when you set burning setup and
card overlay setup.
z
The OSD information and position you set is for current selected channel only. Please
make sure you have set the OSD information for current channel.
Daily Maintenance
z
Please use the brush to clean the board, socket connector and the chassis regularly.
z
The device shall be soundly earthed in case there is audio/video disturbance. Keep the
device away from the static voltage or induced voltage.
z
Please unplug the power cable before you remove the audio/video signal cable, RS232 or
RS485 cable.
z
Do not connect the TV to the local video output port (VOUT).It may result in video output
circuit.
z
Always shut down the device properly. Please use the shutdown function in the menu, or
you can press the power button in the rear pane for at least three seconds to shut down the
device. Otherwise it may result in HDD malfunction.
z
Please make sure the device is away from the direct sunlight or other heating sources.
Please keep the sound ventilation.
z
Please check and maintain the device regularly.