Use and Care Manual

Page 98
If your problem is not listed below, please call our toll-free
number for more support. Tech Services: 800-323-9005.
Question: Why does NVR not work after
starting? Why did the NVR stop working?
Answer:
• Check that the power adapter is
plugged into the NVR properly
• Check the power source and all power cord
connections are properly connected
• Make sure the power on-off switch on
the back of the NVR unit is on
Question: Why does the NVR reboot automatically?
Or stop 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
NVR 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 NVR
• 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: What is the meaning of?
Answer:
Question: Why does NVR 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.
• NVR is not compatible with monitor
• Adjust the NVR color settings
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 NVR 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
Question: Why is there no audio when playing back?
Answer:
• Check to see that the audio settings
for the channels are correct.
• Audio is off in record menu
Question: Why is my system time not correct?
Answer:
• Wrong setting or user did not click OK to confirm
Question: Why doesn’t motion detection work?
Answer:
• The setting of motion detection area is not correct
• Sensitivity is too low
Question: Why do I have no disc or disc mount error?
Answer:
• The data being downloaded exceeds
the capacity of backup device
• The backup device is incompatible
• The backup device is damaged
Question: Why doesn’t the Remote Control work?
Answer:
• The remote control is too far from the NVR
• Remote control batteries are dead or low
• Remote control is damaged, check by
using the control on the NVR
Question: Why can’t I log in over the Internet?
Answer:
• Check the network to see if it is connected.
Check if LINK or 100M LED is displayed normally
on the panel; use ping xxx.xxx.xxx.xxx (NVR IP)
to check if the Internet is linked properly.
• Make sure you are running Windows 7, Vista or XP
operating system and Internet Explorer 6.0 - 8.0
• Refer to the network setup section in the manual.
Start / Stop Recording
Instant Playback
Audio On
Capture
PTZ Control
Digital Zoom
Image Settings
Live View Strategy
Information
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FAQ
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APPENDIX
FAQ’s