Dahua nvr4208-8p User Manual

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Figure 4-86
 Export: Please connect the peripheral device first and then go to the following interface. Click
Export button, you can see there is a corresponding “Config_Time” folder. Double click the folder,
you can view some backup files.
 Import: Here you can import the configuration files from the peripheral device to current device. You
need to select a folder first. You can see a dialogue box asking you to select a folder if you are
selecting a file. System pops up a dialogue box if there is no configuration file under current folder.
After successfully import, system needs to reboot to activate new setup.
 Format: Click Format button, system pops up a dialogue box for you to confirm current operation.
System begins format process after you click the OK button.
Note:
 System can not open config backup interface again if there is backup operation in the process.
 System refreshes device when you go to the config backup every time and set current directory as
the root directory of the peripheral device.
 If you go to the configuration backup interface first and then insert the peripheral device, please click
Refresh button to see the newly added device.
4.12.3 Backup Log
a) From Main menu->Info->Log, the interface is shown as below. See Figure 4-87.

Dahua nvr4208-8p Specifications

General

Operating System	Embedded LINUX
IP Camera Input	8 channel
Two-way Talk	1 channel Input, 1 channel Output, RCA
Interface	1 HDMI, 1 VGA
OSD	Camera title, Time, Video loss, Camera lock, Motion detection, Recording
Record Interval	1 ~ 120 min (default: 60 min), Pre-record: 1 ~ 30 sec, Post-record: 10 ~ 300 sec
Ethernet	1 RJ-45 Port (10/100/1000Mbps)
Max. User Access	128 users
Smart Phone	iPhone, iPad, Android
HDD Bays	1
Operating Temperature	-10°C ~ +55°C (+14°F ~ +131°F)
Main Processor	Dual-core embedded processor
Multi-screen Display	1/4/9
Video Detection and Alarm	Motion Detection, MD Zones: 396 (22 x 18), Video Loss, Camera Blank
Alarm input	4
Relay Output	2
Compression	H.265, H.264
Recording Resolution	Up to 8MP
Record Mode	Manual, Schedule (Regular, Continuous), MD (Video detection: Motion Detection, Camera Blank, Video Loss)
PoE	8 ports (IEEE802.3af/at)
Protocols	HTTP, TCP/IP, IPv4/IPv6, UPnP, RTSP, UDP, SMTP, NTP, DHCP, DNS, IP Filter, PPPoE, DDNS, FTP, Alarm Server, IP Search (Support Dahua IP camera, DVR, NVS, etc.)
USB Interface	2 USB2.0
Power Supply	AC 100~240V, 50/60 Hz
Power Consumption	NVR: <10W (without HDD), PoE: Max 25.5W for single port, 130W total
Operating Humidity	10%~90% RH