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FAQ
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If your problem is not listed below, please call our toll-free number for more support.
Tech Services: 800-323-9005
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Question: Why does DVR not work after starting? Why did the DVR stop working?
Answer:
• Check that the power adapter is plugged into the DVR properly
• Check the power source and all power cord connections are properly
connectedCheck the on-off power line, is it properly connected?
• Make sure the power on-off switch on the back of the DVR unit is on
Question: Why is the DVR rebooting automatically or stopping for several minutes after starting?
Answer:
• Check the supply voltage to be sure it is stable
• Bad track on hard drive or the hard drive is bad
• Instability of the front-end video signal
• High temperature, too much dust, bad DVR operating environment
Question: Why is there no video output on single, multi or all channels?
Answer:
• Check if the camera adaptor is properly connected
• Check the cable for connecting video input/output in the back panel of DVR
• Insert the video source directly into the display device and check if they are causing the problem
• Check the brightness of the picture and bring it back to its original default setting
• No video input signal or too weak
Question: Why can’t the DVR record after startup and why is there an “H” showing on the screen?
Answer:
• Make sure power adaptor is DC 12V
• Make sure hard drive is formatted
• Check the power and data connection cables of the hard drive
• The hard drive is defective
Question: What is meaning of the letters “R”, “M”, “I” and “H” showing on the screen?
Answer:
• “R”means the channel is recording
• “M” means motion detection on the channel
• “I” means alarm on the channel
• “H” means either the hard drive is not installed, it is bad or full
• “B” means Tamper Alarm has been activated
Question: Why does DVR have problems with real-time images, such
as bad image color or serious brightness distortion?
Answer:
• If PAL and NTSC are not correctly selected, the images will be in black and white and possibly a rolling screen.
• DVR is not compatible with monitor
• The video transmission distance (cable run) is too long
• The setting of DVR color settings need to be adjusted
Question: Why is there no audio sound when monitoring?
Answer:
• Check sound box or speaker functions. Also check possible short circuit.
• Audio source may be connected to the video channel. You can click to full-screen to check.
• The hardware of DVR is defective
• Cameras are not audio capable
• Speakers need to have an amplifier
• Channel being monitored is not connected to an audio camera
• Volume regulate is turned down
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