DS-7200-ST Series DVR Quick Operation Guide
21
DS-7204HVI-ST/L:
No. Item Description
1 VIDEO IN BNC connectors for analog video input
2 VIDEO OUT VIDEO OUT1 is main video out, and VIDEO OUT2 is spot video out
3 AUDIO IN RCA connectors for analog audio input
4 LINE IN RCA connector for audio input
AUDIO OUT RCA connector for audio output
5 LAN Connector for LAN (Local Area Network)
6 USB Connector for USB devices
7
ALARM IN Connector for alarm input
ALARM OUT Connector for alarm output
RS-485 Interface Connector for RS-485 devices. T+, T- pin connects to PTZ
8 VGA DB15 connector for VGA output. Display local video output and menu
9 RS-232 Interface DB9 connector for RS-232 devices
10 12V 12VDC power supply
11 POWER Switch for turn on/off the device