Digital Video Recorder User Manual 
 
47 
Table 1-14  Description of Rear Panel 
BNC interface for HDTVI and analog video input. 
BNC connector for video output. 
   
CVBS output is not provided by DS-7100/7200HGHI-E1, 
DS-7200HGHI-E2, DS-7100/7200HGHI-F1, 
DS-7200HGHI-F2, DS-7100HQHI-F1/N and 
DS-7100HGHI-F1/N series DVR. 
Universal Serial Bus (USB) port for additional 
devices. 
HDMI video output connector. 
DB15 connector for VGA output. Display local 
video output and menu. 
RS-485 and Alarm 
Interface 
Connector for RS-485 devices. T+ and T- pins 
connect to R+ and R- pins of PTZ receiver 
respectively. 
D+, D- pin connects to Ta, Tb pin of controller. For 
cascading devices, the first DVR’s D+, D- pin should 
be connected with the D+, D- pin of the next DVR. 
Connector for alarm input. 
Connector for alarm output. 
100 to 240V AC power supply. 
Switch for turning on/off the device.