20
Power LED (orange color)
This LED is used to indicate whether DC power is on or not.
RS485 &
DI/DO
Video in
MIC in
Line out
Camera Power Jack
Heater Power Jack
RJ45
Reset Button
2. RS-485:
Connect to a local keyboard controller.
DI/DO:
Connect to sensor in and alarm out devices.
Cable for I/O connectors:
Name
Cable Color
Function
DC 12V
Brown/White
DC 12V (50mA maximum)
GND
Blue/White
GND
D+
Purple/White
RS485 data +
D-
Gray
RS485 data -
DI
Green/White
Digital signal input
DO
Orange/White
Digital signal output
3. Reset Button
This button is used to restore the all factory default settings. Sometimes restarting
the device will make the system back to a normal state. However, if the system
still got problems after restart, user can restore the factory default settings and
install it again.
Restore the device:
a. Press the button down continuously.
b. Hold the button at least 5 seconds and release it. Then the device has been
restored to default settings and reboot again.
