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简体中文• Why the DVR can not boot up normally?
＊The power supply is not correct.
＊Switch power supply line is not in good connection...
28/10/2016
• Why does the DVR reboots automatically or stops working after booting up a few minutes?
＊The input voltage is not stable or too low.
＊The hard disk is damaged or the hard disk cables are broken...
28/10/2016
• Why the DVR system can't detect hard disk?
＊The hard disk power supply line is not connected.
＊The cables of the hard disk are damaged...
28/10/2016
• Why does the DVR seem unresponsive when operating with the IR remote control?
＊The remote control address is not correct...
28/10/2016
• Why does the PTZ seem unresponsive?
＊There is something wrong with the frontal PTZ.
＊The setting, connection or the installation of the PTZ decoder is not correct.
28/10/2016
• Why is there no output of single channel, multi channel or all channel video?
＊Check the adaptor of camera whether to see if it is well-connected.
＊Check the cable for connecting video input/output in the back panel of DVR...
28/10/2016
• Why is DVR having problem with real-time images, such as bad image color or serious brightness distortion?
＊Check the brightness of the picture and bring it back to its original default setting.
＊DVR is not compatible with monitor...
28/10/2016
• Why is there no Recording icons on preview?
＊Make sure that HDD is formatted.
＊Check the power and data connection cables of the HDD...
28/10/2016
• Why is there no audio in preview channel?
＊Check to make sure the audio is enabled in the surveillance window.
＊Check sound box or speaker functions. Also check possible short circuit...
28/10/2016
• Why is System time wrong on preview?
＊Wrong setting.
＊Battery on the mainboard is not connected properly...
28/10/2016
• Why can't the DVR list the video files in local playback mode?
＊The data line of the hard disk is damaged.
＊The hard disk is damaged...
28/10/2016
• Why is the local video not clear when playback?
＊The image quality is too bad.
＊The reading program is wrong. Reboot up the DVR...
28/10/2016
• Whty is there audio signal in the surveillance window but no audio signal in the playback state?
＊Setting issues: the audio option is not chosen in Recording Settings.
28/10/2016
• Why can not I have access to the DVR on IE?
＊Check that the LAN cable is well-connected...
28/10/2016
• Why can not I login the DVR on IE?
＊Check that the USER NAME and PASSWORD are correct...
28/10/2016
