Q-See QT17D324SC - Manual (Page 5)

QT19D328SC User’s Manual
5
 RS-485 interface on the system can be used to control P.T.Z cameras with various communication protocols.
 VGA output supports 720Ч480, 1280Ч720 and 1920×1080 Resolution modes
，better quality picture can be
attained by using progressive scanning.
 Supports file backup to IDE hard drive.
 Equipped with USB2.0 port which can be used for backup to your PC or laptop directly from the DVR hard
drive.
Chapter 2
System Installation
2.1 Installing the Hard Drive
Note: please set the hard drive to “Master” mode when connecting to the DVR.
2.2 Rear Panel Layout
VIDEO1
1
VIDEO OUT
AUDIO IN
R
USB
2
3 4
1 2
NET
L
AUDIO OUT
R L
VGA
ALARM
VIDEO IN
：1～4 Video Input
VIDEO OUT
：1～2 Video Output
USB
：One Channel USB terminal input
NET
：One Channel NETWORK terminal Input