Interlogix NVR 50 User Manual - Manual (Page 14)

1BChapter 2: Installation
8 TruVision NVR 50 User Manual
RS-485 ports
There are two RS-485 ports on the rear panel of the NVR. See Figure 5 below for
the serial pin outs.
• Dome RS-485:
A and B: Connect pan, tilt, zoom control of PTZ dome cameras. A = +, B = -
C and D: Not used
G: Ground of dome camera
G: Ground of keypad
• Keyb: Connect the keypad.
Figure 5: RS-485 pins
RS-232 port
Use the RS-232 port to connect CBR-PB3-POS (point-of-sale) and ATM devices
to the NVR.
Monitor connections
Connect the unit to a monitor via a 75-ohm video coaxial cable with the BNC
connector. The unit provides a 1 Vp-p CVBS signal. See Figure 1 on page 5 for
connecting a monitor to a TVN 50.
The TVN 50 supports up to 1920 × 1080 / 60 Hz resolution in VGA. The monitor
resolution should be at least 800 × 600. Adjust your monitor accordingly to this
resolution.
Audio inputs and output
The unit is equipped with 1 audio input and two audio outputs. Both the audio
outputs and the audio inputs are line-level.