5
PREFACE
The Digital Disk Recorder WJ-HD220 is designed for use
within a surveillance system and is a combination of a hard
disk recorder and an 8-input video multiplexer. It records
nearly 8 600 hours of picture and audio data selectively on
a field basis with fine quality (FQ). Besides recording and
playback, the WJ-HD220 features versatile interfaces with
the network and RS485 communications. Interactive menus
are provided for recording setup, alarm setup, network
setup, and so forth.
FEATURES
• Built-in HDD
• Viewing Live Pictures
Single channel live (CH 1-8)
Quad-split live, Multi-split live
Single live zoomed electrically
Sequential live
• Recording Mode
Manual recording
Timer recording
Alarm-event recording
Power-on recording
Recording quality and rate selectable
• Playback
Single channel playback
Step-search playback
Skip-search playback
Time & Date search
Quad playback
Single playback zoomed electrically
• Remote Control
Serial port control
Alarm sensor inputs
Control of up to 4 cameras (CAM1-4) by multi-
plexed PSD via direct connection
• Network Access
Viewing live images
Viewing playback images
Controlling cameras
Controlling recorder
• Miscellaneous
Password protected buttons
Alarm list search
Language selection from 5 types for recorder and
from 7 types for HTML
Trademarks
Microsoft, Windows, WindowsXP and Internet Explorer are either registered trademarks or trademarks of Microsoft Corporation in the United
States of America and/or other countries.
Summary of Contents for WJHD220 - DIGITAL DISK RECORDER
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