Dahua nvr4208-8p User Manual

373
Figure 5-110
Please refer to the following sheet for detailed information.
Parameter
Function
Browse
Click to select import file.
Import
It is to import the local setup files to the system.
Export
It is to export the corresponding WEB setup to your local PC.
5.8.5.7 Auto maintain
The auto maintain interface is shown as in Figure 5-111.
Here you can select auto reboot and auto delete old files interval from the dropdown list.
If you want to use the auto delete old files function, you need to set the file period.
Click Manual reboot button, you can restart device manually.
Figure 5-111
5.8.5.8 Upgrade
The upgrade interface is shown as in Figure 5-112.
Please select the upgrade file and then click the update button to begin update. Please note the file name
shall be as *.bin. During the upgrade process, do not unplug the power cable, network cable, or shutdown
the device.
Important
Improper upgrade program may result in device malfunction! Please make sure the operation is
operated under the supervision of the professional engineer!

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