Dahua nvr4208-8p User Manual

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4.6.5 Upgrade
Note
Right now, the NVR can upgrade the IPC via the USB device or WEB. You can upgrade 8 network
cameras of the same model (or the NVR supported) at the same time.
It is to update the network camera.
From main menu->setting->camera->remote, the interface is shown as below. See Figure 4-29.
Click Browse button and then select the upgrade file. Then select a channel (or you can select device
type filter to select several devices at the same time.)
Click Begin button to upgrade. You can see the corresponding dialogue once the upgrade is finish.
Figure 4-29
4.6.6 UPNP
Important
Do not connect the switch to the PoE port, otherwise the connection may fail!
Please connect the IPC to the PoE port of the device rear panel (Figure 4-30), system can auto connect
to the network camera. Please note the following figure is for reference only.
Figure 4-30

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