GLOBAL Export Import RD8504C, User Manual

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12. USB: Acronym for Universal Serial Bus. USB is a plug-and-play serial bus standard to
interface devices to a host computer.
14.2. FAQ
• Why does the DVR seem unresponsive when operating with the IR remote control?
If your DVR seem unresponsive when using the IR remote and you have read through the
section Using the IR Remote Control , please check:
1. Check that the batteries are installed correctly in the remote, making sure that the
polarities of the batteries are not reversed.
2. Make sure the batteries are fresh and are not out of power.
3. Make sure the remote has not been tampered with.
4. Check around and make sure there are no fluorescent lamps in use.
• Why does the PTZ seem unresponsive?
If the PTZ seem unresponsive, please check:
1. Check that the RS-485 cable is properly connected.
2. Check that the dome decoder type is correct.
3. Check that the dome decoder speed configuration is correct.
4. Check that the dome decoder address bit configuration is correct.
5. Check to make sure that the main board RS-485 interface is not broken.
• Why is there no video recorded after setting the motion detection?
If there are no recorded video after setting the motion detection, please check:
1. Check that the recording schedule is setup correctly by following the steps listed in
Scheduling a Recording .
2. Check that the motion detection area is configured correctly (See Setting Up Motion
Detection ).
3. Make sure that channels are being triggered for motion detection (See Setting Up Motion
Detection ).
• Why doesn’t the DVR detect my USB export device for exporting recorded files?
There’s a chance that the DVR and your USB device is not compatible. Please refer to our
company’s website to view a list of compatible devices.
http://www.global-export-import.eu