Speco Technologies VM22TSLCD - Manual (Page 13)

13
SINGLE mode: Only one control keyboard in the system. Single mode can be includes these
systems below.
 System A:
 System B:
 System C:
RS-485(RJ-11) pin define: 3 + / 4 -
Control mode
P/T/Z Dome
Touch panel LCD
DVR
Video
RS-485
Video
RS-485
Port 1
Port 2
Touch panel LCD
DVR
Video
RS-485
Port 1 Touch panel LCD
Video
RS-485
Port 2
P/T/Z Dome
AV1
AV2
AV1
AV2