Table of Contents
Advertisement
Appendix 1. Q&A
1.
How to recover password if forgotten?
A: Please contact technicians from vender or manufacturer if you have forgotten the password. Please set a safe password
easy to remember (don't set simple password like 123456 if you need more safety).
2.
No video output signal?
A: Please confirm that the video output port is connected to the VIDEO OUT, and ensure BNC in DVR interface is in good
connection, whether BNC cable is used for too long time and is aging, and ensure N system/P system selection is right.
3.
The system can not detect the harddisk?
A: If the system can not detect the harddisk, please confirm that harddisk data cable is connected well to power cable,
harddisk's interface in main board is good, we recommend to re-plug harddisk data cable again; please confirm power
adaptor is DC12V 3A (the range is 3A--5A), you can replace the power supply test; Seagate brand harddisk is desirable.
4.
What is the affect to equipment by DVR's heat?
A: DVR will produce certain heat during its running, please put DVR at a safe place with good ventilation, to avoid to damage
stability and service life of the system because of high temperature for long-time.
5.
How long can a 4-channel or 8-channel DVR record if 1000G hard disk is used?
A: Please refer to Appendix 2 "harddisk space calculation".
6.
DVR's remote controller can not work, but the monitor screen is right and the panel buttons can be used properly?
A: If the controller is pointing to the IR signal on equipment front panel, but the operation is still invalid, please check the
batteries in remote controller, if above problems are excluded, please check the health of the remote controller.
7.
The "manual recording" and "stop recording" in front panel and shortcut menu can not work?
A: This function can only work when the mainframe is not under recording status, only timing recording is started and it can
work in the non-selected period.
8.
Is playback available while recording? Is multi-channel playback available?
A: Yes, this system can support playback while recording. 4-channel DVR can support 4 channels playback at the same time,
8-channel DVR can only support single channel playback.
9.
The records in DVR harddisk can be removed or not?
A: For safety of the document, you can not delete partial records. If it is necessary, you can format the harddisk.
10. E-mail alerting is not functioning?
A: Please follow the instruction strictly, check whether there is any letter error or unnecessary space, and please check your
mail server's functionality if SSL ordinary shutdown.
11. Can not find any information record when playback?
A: please check the harddisk data cable connection, and whether system time is adjusted illegally. Try it several times, and
test whether the harddisk is damaged if above still appears.
12. DVR can not control the PTZ after setup?
A: Please test for the following reasons:
①
The RS485 cable A at B.
②
PTZ decoder setting, connection and installation is incorrect
③
PTZ incorrect setup in the DVR
13. Motion detection does not work?
30
Advertisement
Table of Contents
