LT Security LTD2308 - Manual (Page 15)

Digital Video Recorder User Manual
9
Item Name Description
12 ALARM IN Connect to external sensor1-16. Please refer to 2.3.2 Install Sensor &Alarm
13 +5V and GND +5 Voltage and Ground
14 ALARM OUT Relay output1-4. Connect to external alarm. Please refer to 2.3.2 Install Sensor &Alarm
15 RS485 Connected to speed domes
16 FAN For cooling the device
17 POWER INPUT DC 12V
Tab 2.2 Definition of Rear Interface
Fig 2.7 Rear Panel for 8-channel
Item Name Description
1 VIDEO OUT Connect to monitor
2 SPOT OUT Connect to monitor as an AUX output channel by channel. only video display, no menu show