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D-Link DNS-722-4/DNS-726-4 User Manual
Section 1 - Product Overview
Intelligent Playback
1.
Smart Search:
(DNS-726-4 only). Searching through recorded data can be tedious and frustrating. However,
the NVR’s smart search function makes detecting notable events effortless. By selecting a target area on the
video and setting search sensitivity, the smart search will traverse the video database based on specified
search criteria to locate noteworthy events. Search criteria include options such as motion detection, missing
or abandoned object, lost focus or camera occlusion.
2.
Multiple Channel Playback:
Multiple channels can be selected for playback or monitored live.
3.
Quad View:
The DNS-726-4 supports 4 channel simultaneous playback and the DNS-722-4 supports 1 channel
playback.
4.
AVI/ASF Outputs:
During playback, if a user uncovers video that needs to be exported, two formats are
available. The AVI and ASF format will transpose a timestamp on the exported video.
5.
Playback Speed Control:
Playback speed control allows for up to 16x speed fast forward or reverse play.
The step playback option displays one frame at a time.
6.
Video Enhancement:
Users can enhance the recorded video with controls such as brightness, contrast, and
sharpness.
7.
Print Picture:
If a printer is connected to the user’s PC, the NVR can also print the selected still image.
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8
D-Link DNS-722-4/DNS-726-4 User Manual
Section 1 - Product Overview
Hardware Overview
Front View
Power Button:
Press once to power on the NVR. Press and hold the button until the LED begins to blink to power down the NVR.
Drive LEDs:
These LEDs will be solid BLUE when the drives are connected but inactive. The LEDs will blink when the drives are
being accessed, formatted or synchronized. They will illuminate AMBER if a drive has failed.
Activity LED:
The LED will be solid BLUE when there is an Ethernet connection. It will blink to indicate LAN traffic.
Power Button
Drive LED
Drive LED
Network Activity LED
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9
D-Link DNS-722-4/DNS-726-4 User Manual
Section 1 - Product Overview
Bottom View
Key lock
Key lock:
Use this lock to secure the front panel of the NVR.
The panel can be unlocked with the provided key for initial installation.
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10
D-Link DNS-722-4/DNS-726-4 User Manual
Section 1 - Product Overview
Power Receptacle:
The supplied power adapter connects here.
Gigabit Ethernet Port:
The Gigabit Ethernet port connects the NVR to a network.
Drive Eject Lever:
Use these levers to eject the hard drives. The front panel
must be removed before ejecting the drives. Make sure to
reset the ejector before installing the new hard drive.
Reset Button:
A pinhole button located beside the Ethernet socket is used
to reset the system or restore the factory default settings.
To reset, simply press and hold the button until the power
LED flashes.
Rear Panel (Connections)
Drive Eject Lever
Drive Eject Lever
Cable Holder
Power Receptacle
Fan
Security Cable Slot
USB Connector
Reset Button
Gigabit Ethernet Port
USB Connector:
A UPS can be used as an emergency power supply for
the NVR. The UPS can use the USB interface to notify the
NVR to perform a proper shutdown before battery power
runs out.
Security Cable Slot:
An external lock can be affixed to this slot to prevent theft.
Fan:
The NVR will adjust the system temperature automatically
by turning the fan on/off.
Cable Holder:
Holds the power cable to ensure a safe operating
environment.
Note: After resetting the unit, you will still be able to access the recorded data on
your hard drives.
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D-Link DNS-722-4/DNS-726-4 User Manual
Section 2 - Installation
Hardware Installation
Install the Hard Drives:
1.
Please install at least one 3.5” SATA hard drive before turning
on the NVR. Use the key to unlock the faceplate from the bottom
of the NVR.
2. Slide the faceplate up until it unlatches from the device.
Install New Hard Disk Drive
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