Security Tronix ST-DVR8708BG, User Manual

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v2.0 11/8/11 7
4. WIRING CONNECTIONS and HARD DRIVE INSTALLATION
Item Keypad Key Description
1 1, 2, 3, 4 Video In BNC ports for cameras 1 through 4
2 V-OUT Video Out BNC port for connection to a monitor
3 A-IN Audio In RCA port
4 A-OUT Audio Out RCA port
5 LAN Ethernet jack for connection to a local area network (LAN)
6 USB USB port for mouse and back up drive or flash drive
7 RS485 AB RS485 connections for controlling a PTZ camera
8 12V Port for connecting the included 12VDC power supply
9 VGA VGA Out port for connection to a monitor
10 4321GG Alarm input ports
11 COM NO G G 12V Alarm output connections
12 1, 2, 3, 4, 5, 6, 7, 8 Audio In RCA ports. Use A-IN in place of port #1
13 5, 6, 7, 8 Video In BNC ports for cameras 5 through 8
a. Using a quality 75 ohm coaxial cable with a BNC connector, connect the camera(s) to the
DVR’s CAM In port(s).
b. Using a quality 75 ohm coax cable with a BNC connector, connect the video monitor to the
DVR’s MON Out port. If the display is a VGA monitor then connect the monitor’s VGA
cable to the DVR’s VGA port.
c. If audio monitoring is required, connect the audio monitoring device to the DVR’s RCA A-
OUT port.
d. To control a PTZ camera using the DRV’s embedded PTZ controller use the DVR’s
RS485 A and B connections. A is positive (+), B is negative (-). Be sure the polarities are
correct and consistent with the camera. You may also use the RS485 AB connections for
an external PTZ controller.
e. If the DVR is to be networked for remote monitoring and/or management connect the unit
to the network using the Ethernet jack.
f. USB ports – The DVR has 1 USB port located on the back of the unit used for the optical
mouse. The DVR also has a front panel USB port that can be used for backing up files to
a USB backup device such as a USB flash drive, DVD burner, etc. Note if a CD/DVD
burner is installed the USB port designated for backup may not work with another device