Appendix Iii: Frequently Asked Questions; Faq - Night Owl HAWK-74250 Instruction Manual

APPENDIX III: FREQUENTLY ASKED QUESTIONS

1 Question Why the DVR doesn't start after connecting the power?
 Check if the power switch in the back channel is set to ON.
2 Question: Why does the DVR run slow when it starts?
 Too much data in the HDD. DVR checks data when it starts which leads to system starting
slow.
 HDD error – System will test HDD repeatedly and will make system starts slow.
3 Question: Why it keeps rebooting after the host is self-test?
 Check the HDD. If the HDD partition is not in FAT32 format, or the HDD has problem which
will cause the host to reboot.
 Check Video Parameter setting , if the host is in PAL state but the video input is NTSC,
then the host will keep rebooting.
4 Question: Why it will turn off when playing video or checking video information
during the normal routine?
 Check HDD connection.
 Change HDD if there is a problem.
5 Question: Why the video displays only in black and white?
 Check if the video input, DVR host, monitor or TV format matched. If they don't match,
please set monitor or TV format to auto detect state.
6 Question: Why real time video and record data have color anamorphosis and light
distortion problem?
 Reboot DVR, recover previous settings.
 Adjust video setting in DVR's setting.
7 Question: Why there is no display on the monitor or computer VGA?
 Check if the power adaptor is working and the output is well connected;
 Then check if the monitor is turned on and the video cable is correctly connected;
 Connect the power, turn on the DVR, if there's no video on the monitor but blue screen,
then change to a corresponding channel will display the video.
8 Question: Why the video has water wave and anamorphous?
 Might be a broken Video cable or short circuit, or bad solder connection.
 Video cable can be disturbed by strong power so it cannot be put close to a strong power
cable. Please use good quality cable.
 In this system, only simple line connected to the ground is permitted. Please connect the
host to the ground through the ground screw located at the back panel.
 Check if the camera or monitor or the cable have aging problem.
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User's Manual