LT Security LTD851H6 - Manual (Page 7)

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8 CH+: Switch to next CH 18 SEL/EDIT: Select / Edit
9 ALL: Preview all CH 19 DOWN: Down direction
10 REW: Slow play / Left 20 PTZ: Enter POP-UP menu / PTZ
2.2 Rear Panel
2.2.1 4-CH Rear Panel (Details please refer to the real product)
2.2.2 8-CH Rear Panel (Details please refer to the real product)
1 CH1-8: Video input 6 Audio Output
2 Video Output 7 USB port
3 Audio Input 8 Mouse port
4 LAN: LAN port 9 RS-485/Sensor / Alarm port
5 VGA port (Optional) 10 Power switch port
1 CH1-4: Video input 6 VGA port (Optional)
2 Video Output 7 USB port
3 Audio Input 8 Mouse port
4 Audio Output 9 RS-485/Sensor / Alarm port
5 LAN: LAN port 10 Power switch port
4-CH: RS485/Sensor/Alarm ports definition(from
left to right)：
Pin 1-2：PTZ Control port
Pin 1：RS-485A
Pin 2：RS-485B
Pin 3-4： Sensor 1 input
Pin 5-6： Sensor 2 input
Pin 7-8: Sensor 3 input
Pin 9-10：Sensor 4 input
Pin 11-12：Alarm Output
8-CH: RS485/Sensor/Alarm ports definition(from
left to right)：
Pin 1-2：PTZ Control port
Pin 1：RS-485A / Pin 2：RS-485B
Pin 3-4： Sensor 1 input
Pin 4-5： Sensor 2 input
Pin 6-7: Sensor 3 input
Pin 7-8：Sensor 4 input
Pin 9-10: Sensor 5 input
Pin 10-11: Sensor 6 input
Pin 12-13: Sensor 7 input
Pin 13-14: Sensor 8 input
Pin 15-16：Alarm Output