IP CAMERA
It works with my Wifi, but can't work with my 3G, why? |
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Do I have to pay for DDNS? |
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Does those ip camera only work with Static IP? |
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I cannot complete network setup by following the Quick Setup manual. What should I do next? |
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What is UPnP? |
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Am I supposed to set "Port Forwarding"? Why? How? |
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Does ip camera work in the network system of a building or a community? |
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How can I place a Micro SD card into your device? And how can I backup data from Micro SD card? |
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Do I have alarm function without any alarm I/O sensor? |
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What is the effective distance of PIR? |
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Can I record or backup the image sees in my computer or smart phone? |
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I changed the resolution of the camera, but it seems no difference. Why? |
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STANDALONE DVR
The host computer fails to start after being connected to the power supply? |
Check whether the power switch on the back of the host computer is opened.
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Does it keep in the starting-up logo frame? |
Physical damages have occurred to the hard disk.
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Starting-up is very slow? |
The hard disk error will lead to repeated hard disk check by the DVR host computer, thus causing slowly starting-up.
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The host computer restarts repeatedly? |
Please check power supply of the host computer. After hitching a lot of hard disks, it’s possible that the host computer starts up repeatedly due to insufficient power.
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The machine crashed during reproducing or watching the visual recording information by proper application? |
Check whether there is anything wrong with hitching of the hard disk, and change the failed one in time.
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Updating operation has failed? |
The host computer is unable to identify the poor U-disk due to its poor compatibility. It’s recommended to test more than one U, or to use new-brand U-disks.
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The image on the invigilator or the TV set is black and white? |
Check whether the video input, DVR host computer, invigilator or the TV set system is
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There is no anything displayed on the invigilator or the TV set? |
Check whether the invigilator power supply is opened, and whether the invigilator’s brightness is in its lowest condition.
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There is obvious water wave in the image, and interference deformation has occurred? |
Whether the video cable is short or broken, or whether there is cold joint or poor connection.
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Color infidelity occurs to both the real-time image and the visual recording data? |
Whether the output/input video parameters have been adjusted properly in the host computer’s menu?
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The image distorts, becomes flickering, Distortion, flicker and color cast occur to the image when using the computer’s display? |
Make sure that the VGA connecting line is properly earthed with the host computer.
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There will be mosaic during playback of the visual record on the host computer side? |
Low visual recording parameters will lead to overall fall of the visual recording quality, and mosaic occasionally. · |
The client-side control can not update automatically? |
Whether the IP address visiting the server is correct.
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