urmet domus Hybrid DVR 1080N Series, Руководство пользователя/Instruction

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DS1093-520 101
13. Q: Why DVR cannot control PTZ?
A: Please check if:
1. PTZ in the front side is malfunctioned.
2. Setting, connection and installation of PTZ decoder are not correct.
3. PTZ setting of DVR is not correct.
4. Protocol of PTZ decoder does not match that of DVR.
5. Address of PTZ decoder does not match that of DVR.
6. If many decoders are connected, the farthest side of AB line of PTZ decoder should be added 120
Ω
resistance
to realize reflection suppression and impedance matching. Otherwise, PTZ control will be unstable.
14. Q: Why doesn’t dynamic detection work?
A: Please check if the motion detection time and motion detection regional setting are correct and if the sensitivity is
set too low.
15. Q: Why doesn’t alarm work?
A: Please check if the alarm setting, alarm connection and alarm input signals are correct.
16. Q: Why does buzzer keep alarming?
A: Please check the alarm setting, check if motion detection function is enabled and object motion is detected all the
time and if I/O alarm is set as Always Off. Besides, refer to corresponding HDD alarm setting.
17. Q: Why can’t I stop recording by pressing “STOP” button or click “Stop Recording” in context menu?
A: Pressing Stop or Stop Recording can only stop manual record. If you want to stop Scheduled recording in certain
time quantum, please change the setting to No Record. To stop Startup recording, please change record mode to
scheduled recording or manual recording. Then you may stop recording by the prescribed methods. And another way
of stopping recording is to set channel as Off status in record setting.
10 USAGE MAINTENANCE
1. To shut down DVR, please firstly shut down the system and then turn off the power. Do not turn off the power directly
or HDD data will be lost or damaged.
2. Please keep DVR away from heat sources or places.
3. Clean the internal dust regularly. Make sure the good ventilation of DVR so as to ensure the good heat dissipation.
4. Please do not hot plugging audio and video cables, or cables connected to ports like RS-232 or RS-485. Otherwise
the ports will be damaged.
5. Please check the HDD cable and data cable regularly to see if they are ageing.
6. Please prevent the audio and video signals of DVR from being intervened by other electronic devices, and prevent the
HDD from being damaged by static electricity and induced voltage.
If the network cable is frequently plugged, it is suggested to replace connecting line regularly, or the input signal may
be unstable.
7. This is A class product. It maybe bring wireless interference. Under this situation, the user will have to make
measures.