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uneven quality and serious counterfeit, customers come to meet this problem usually, the fault
disappears after replacing the SD card.
2). USB disk. Because of the cost sensitive reasons, most of USB disks sold on the market are the
products of the USB1.1.Their speed can not meet the data rate of the requirements of the DVR.
Please replace USB2.0 products for the faster speed.
8. Q: Do internal real time clock of the DVR maintained by batteries? If so, how long
will it last?
A: Rechargeable batteries are used for DVR internal real time clock. If the battery is fully
charged and DVR is completely disconnected from the power supply, internal real time clock can
probably last for 1 month.
If a GPS is existing, Sync with GPS Time gives the option to synchronize the DVR system time
with GPS time.
9. Q: How to take out the SD card from the DVR safely?
A: It’s similar to use a SD card or USB disk on the computer, stop the file operation before the
extraction, so as to ensure that the internal files of SD card or USB disk will not be destroyed or lost.
This SD DVR provides a simple and safe way to eject the SD card: before eject the SD card, please
press a small button on the right of the SD card, when you see the yellow indicator light goes OFF,
you can eject your SD card safely.
10. Q: what do the 6 indicator lights representative on the panel of the DVR?
A: Please reference the description in 2.1
11. Q: what kind of player software should use to play back video slots in SD card on
the PC? Why some of them don’t play normally?
A: The DVR recording files is a standard AVI format, video stream compression standard is
senior H. 264.
1. DVR has its own player software, including many special additional feature, such as playing
continuously, fast forward playing, and other quickly locating recording and playing.
2. The recorded files also support general players. Such as VLC (version 1.0.0 and above, free
open source software, can download from the internet), Media Player Classic(version 2009 Build:
3.9. above), or Storm Audio.
12. Q: How to upgrade the DVR program?
A: Please reference the instructions of 5.11
13. Q: Do your DVRs have RS485 control PTZ functions?
A: The DVR will not support PTZ directly. The traditional RS485 is not supported in the High
Definition Video System anymore. The PTZ implementation mode is like the IP Camera, our new HD
camera can support PTZ or ePTZ in the future. Please contact our sales for more information.
14. Q: what is “Power OFF Delay”?
A: Users who need to install DVR often want the DVR to record the images inside and outside
the car for a while after the driver turn the engine off. That is, DVR cannot be turned off after engine
is shutdown, it should be off after record continuously for the specified period of time. This time is
called “Power OFF Delay” time, such as 30 seconds. You can set the time you need on "Car Settings
– Power Off Delay ".
