Dahua nvr4208-8p User Manual

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Here you can set to begin playback from previous N seconds of the mark time.
Note
Usually, system can playbacks previous N seconds record if there is such kind of record file. Otherwise,
system playbacks from the previous X seconds when there is such as kind of record.
 Mark Manager
Click the mark manager button on the Search interface (Figure 4-79); you can go to Mark
Manager interface. See Figure 4-83. System can manage all the record mark information of current
channel by default. You can view all mark information of current channel by time.
Figure 4-83
 Modify
Double click one mark information item, you can see system pops up a dialogue box for you to change
mark information. You can only change mark name here.
 Delete
Here you can check the mark information item you want to delete and then click Delete button, you can
remove one mark item. .
Note
 After you go to the mark management interface, system needs to pause current playback. System
resume playback after you exit mark management interface.
 If the mark file you want to playback has been removed, system begin playbacking from the first file
in the list.
4.11.3 Picture Playback
a) From Main menu->Search, or on the preview interface right click mouse, you can go to Figure
4-79.
b) At the top right pane, you can check the box to select picture and then select playback interval.
c) Please refer to chapter 4.11.2 to select picture you want to view.

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