Dahua XVR4108HS User Manual

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
Check the camera setup. Please make sure It supports the products of other
manufacturers.
34. DDNS registration failed or cannot access the device domain name.
There are following possibilities:
 Check the device is connected to the WAN. Please check the device has got the
IP address if the PPPoE can dial. If there is a router, please check the router to
make sure the device IP is online.
 Check the corresponding protocol of the DDNS is enabled. Check the DDNS
function is OK or not.
 Check DNS setup is right or not. Default Google DNS server is 8.8.8.8, 8.8.5.5.
You can use different DNS provided by your ISP.
35. I cannot use the P2P function on my cell phone or the WEB.
There are following possibilities:
 Check the device P2P function is enabled or not. (Main
menu->Setting->Network->P2P)
 Check the device is in the WAN or not.
 Check cell phone P2P login mode is right or not.

It is the specified device P2P login port or not when you are using P2P client.
 Check user name or password is right or not.
 Check P2P SN is right or not. You can use the cell phone to scan the QR code on
the device P2P interface (Main menu->Setting->Network->P2P), or you can use
the version information of the WEB to confirm. (For some previous series
products, the device SN is the main board SN, it may result in error.)
36. I connect the standard definition camera to the device, there is no video output.
There are following possibilities:
 Check the DVR supports standard definition signal or not. Only some series
product supports analog standard definition signal, HDCVI signal input.
 Check channel type is right or not. For the product supports analog standard
definition camera/HD camera, you need to go to the main
menu->Setting->Camera->Channel type to select corresponding channel type
(such as analog) and then restart the DVR. In this way, the DVR can recognize
the analog standard definition.

Check camera power supplying, or camera data cable connection.
37. I cannot connect to the IP camera.
There are following possibilities:
 Check DVR supports IP channel or not. Only some series products support A/D
switch function, it can switch analog channel to the IP channel to connect to the
IP camera. From Setting->Camera->Channel Type, select the last channel to

Dahua XVR4108HS Specifications

General

Video Compression	H.265+/H.265/H.264+/H.264
Audio Input/Output	1/1, RCA
USB	2 USB 2.0
Power Supply	DC12V/2A
Main Processor	Embedded Processor
Operating System	Embedded LINUX
HDCVI Camera	1080p@25/30 fps, 720p@25/30 fps
AHD Camera	1080p@25/30 fps, 720p@25/30 fps
TVI Camera	1080p@25/30 fps, 720p@25/30 fps
Record Mode	Manual, Schedule (Regular, Continuous), MD (Video detection: Motion Detection, Video Loss, Tampering), Alarm, Stop
Video Output	1 HDMI, 1 VGA
Display Split	1/4/8/9
OSD	Camera title, Time, Video loss, Camera lock, Motion detection, Recording
Smart Phone	iPhone, iPad, Android
HDD	1 SATA Port, up to 6TB
Video Input	8 channels
IP Camera Input	8+2 channel, each channel up to 5MP
Recording Resolution	1080N, 720P, 960H, D1, HD1, CIF
Record Rate	Main Stream: 1080N/720P/960H/D1/HD1/BCIF/CIF/QCIF (1~25/30fps)
Bit Rate	32 Kbps–6144 Kbps per channel
Record Interval	1 ~ 60 min (default: 60 min), Pre-record: 1 ~ 30 sec, Post-record: 10 ~ 300 sec
Resolution	1920×1080, 1280×1024, 1280×720
Network Interface	RJ-45 port (10/100M)
Interoperability	ONVIF
Working Environment	-10°C to +55°C / 10% to 90% RH
Weight	0.75kg (without HDD)
Two-way Talk	Reuse audio input/output channel 1