VDH-DRG858 Series Hardware Manual A. CAUTION To our dear customers! Thank you for using our products. If you encounter any problems when using, please do not hesitate to contact our resellers. We will provide excellent services to you via our resellers. The software/hardware improvements of this series are subject to change without notice to you in advance.
VDH-DRG858 Series Hardware Manual B. Introduction Product Overview This equipment is an excellent digital surveillance product designed specifically for the security use. Using embedded LINUX operating system, it makes the system more stable. Using standard H.265 video compression and G.711A audio compression technology achieves audio and video functions such as high-quality, low bit rate and single-frame playback.
VDH-DRG858 Series Hardware Manual C. Unpacking Accessories ★ Power cable and adaptor AC100-240V/DC12V 3A x 1PCS ★ HDD screws x 4pcs ★ Mouse x 1pcs Unpacking When you receive the product, check first whether the packing of the equipment has obvious damage. The protective material used for the package during transport can cope with most of the accidental impact;...
VDH-DRG858 Series Hardware Manual E. Product appearance Front Panel Exit the current menu. Under the live mode, press the REC button to enter recording menu. To playback frame by frame when paused in playback Step Forward mode. ( Press Pause before operation ) Under the live viewing mode, press the Play button to Play enter the playback mode and backup mode.
VDH-DRG858 Series Hardware Manual Rear Panel 8ch DVR illustration 1~8 CH Video Input (BNC) Video Output (BNC) Audio Output (BNC) HD digital output VGA output Audio Input LAN Port RS-485 PORT DC12 Power Input RS-485 port/DC12 Power Input ...
VDH-DRG858 Series Hardware Manual Installation Illustration Video input Input interface is BVC type; input signal is PAL/NTSC BNC(1.0VP-P,75Ω). The Video signal should comply with national standards, a higher signal to noise ratio, low distortion, low-interference; clear images, no deformation, nature color and appropriate brightness.
VDH-DRG858 Series Hardware Manual Keep away from equipment with strong electromagnetic interference. Using TV as video output device is an unreliable alternative. It is also required to minimize the time of use and strictly control the power, the interference caused by neighboring devices. Leakage risks of low quality TVs may result in damage to other equipments.
VDH-DRG858 Series Hardware Manual F. Q & A and Maintenance 1. Q & A Q 1. After power on, DVR doesn’t work. A: The possible causes: 1. Wrong power input 2. bad connection of power cable 3. Power error 4. Firmware update error 5.
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VDH-DRG858 Series Hardware Manual 4. Wrong settings of colors, brightness in the DVR Q 6. No recorded file in local side A : The possible causes: 1. Wrong data cable or jumper error in the hard disk 2. Hard Disk error 3.
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VDH-DRG858 Series Hardware Manual 6. Mismatch between PTZ decoder and DVR ID address 7. When connected to several decoders, the farthest AB line of PTZ decoder must add a 120 ohm resistor to eliminate reflection and impedance matching, otherwise it will make PTZ unstable. 8.
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VDH-DRG858 Series Hardware Manual 2. Device not compatible 3. Backup device error Q 17. DVR cannot be controlled by the keyboard A : The possible causes: 1. DVR has wrong port setting 2. Wrong address 3. Low power for use; each adaptor need to be powered. 4.
VDH-DRG858 Series Hardware Manual 2. Maintenance Damped dust on the PCB board will cause a short circuit and will do something wrong to the DVR or damage it. For long-term stability of the DVR, regularly brush the circuit boards, connectors, fans and chassis to remove dust.
VDH-DRG858 Series Hardware Manual G. Appendix : Specifications Video Input 8CH Input / BNC(1Vp-p 75Ω) Output VGA Resolution High Definition(HD) CVBS Audio Input 4CH Input Output 1CH Output Audio Compression G.711A Display Resolution Digital Zoom 4X digital zoom Auto Sequence Duration 1-60 sec Recording Video Compression...
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VDH-DRG858 Series Hardware Manual Web Monitoring Live, Search/Playback, Backup, PTZ, Remote Setup/Upgrade Featu Daylight Saving Time (DST) Internal Buzzer Motion、Video Loss、HDD Error Multi Language Yes (20 languages) Firmware Update USB, Network Remote Upgrade Network Time Protocol (NTP) 4G Mobile Phone iPhone, Android, Mobile App supports Live video &...
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Manufacturer : FUHO TECHOLOGY CO., LTD. No. 30 Lane 726 Sec. 3 Jinma Rd., Changhua City 500 TAIWAN Phone: 886-4-751-2881 Fax: 886-4-751-6631...
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