Digital Video Recorder User Manual
52
8 Network Interface Connector for network
9
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.
10 Power Supply 100 to 240 VAC power supply.
11 Power Switch Switch for turning on/off the device.
12 GND Ground
13 LINE IN BNC connector for audio input.
14 eSATA 1 Connects external SATA HDD, CD/DVD-RW.
15 eSATA 2 Connects external SATA HDD, CD/DVD-RW.
16 RS-232 Interface Connector for RS-232 devices.
17 ALARM OUT Connector for alarm output.