Rugged CCTV Workhorse 120-4, Operating Instructions & User Manual, Page: 9 / 161

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2. Installation and Connection
2-1. Name and Features of Each Part
Buttons are conveniently located on the front panel of the Workhorse 120-4, and various interfaces,
on its rear panel. Workhorse 120-4 can be easily installed in a standard rack using the rack mounting
handles (on the left and right sides).
2-1-1. Front Part
No Name Features
1 Remote
The green light is ON when the remote control is
accessing the DVR
2 Network
The green light is ON when the DVR is being accessed
through the network
3 Backup
The green light is ON when the DVR is making a
backup
4 HDD
The green light is turned ON when the hard drive is
operating.
5 Alarm
The red light is ON when an alarm is triggered.
6 CD-RW/DVD-RW
CD-RW/DVD-RW installation slot
7 Numeric buttons
Numeric buttons
8 USB
External backup device or USB mouse connection
9 Remote control sensor
Remote control reception sensor
10 Power
System power ON/OFF or Selection button