Dahua XVR4108HS User Manual

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
There is multiple-cast group setup in DVR. This mode can result in mosaic.
Usually we do not recommend this mode.
 There is privacy mask or channel protection setup.

Current user has no right to monitor.
 DVR local video output quality is not good.
16. Network connection is not stable.
There are following possibilities:
 Network is not stable.

IP address conflict.
 MAC address conflict.
 PC or DVR network card is not good.
17. Burn error /USB back error.
There are following possibilities:

Burner and DVR are in the same data cable.
 System uses too much CPU resources. Please stop record first and then begin
backup.

Data amount exceeds backup device capacity. It may result in burner error.
 Backup device is not compatible.
 Backup device is damaged.
18. Keyboard cannot control DVR.
There are following possibilities:

DVR serial port setup is not correct
 Address is not correct
 When there are several switchers, power supply is not enough.

Transmission distance is too far.
19. Alarm signal cannot been disarmed.
There are following possibilities:
 Alarm setup is not correct.
 Alarm output has been open manually.

Input device error or connection is not correct.
 Some program versions may have this problem. Please upgrade your system.
20. Alarm function is null.
There are following possibilities:
 Alarm setup is not correct.

Alarm cable connection is not correct.
 Alarm input signal is not correct.
 There are two loops connect to one alarm device.

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