Huawei OptiX PTN 3900 - Page 21

15
5
Installing and Routing cables
Installing and Routing Alarm Cables — Connection of the Alarm concatenation
PIN1
PIN2
PIN3
PIN4
PIN5
PIN6
PIN7
PIN8
Brown
Green
Blue-white
Blue
Green-white
Orange
Orange-white
Brown-white
PIN1
PIN2
PIN3
PIN4
PIN5
PIN6
PIN7
PIN8
Brown
Green
Blue-white
Blue
Green-white
Orange
Orange-white
Brown-white
To alarm monitor
B
A
B
A
To alarm monitor
PIN8
PIN1
Upper subrack
Lower subrack
When any subrack generates a critical or major alarm, the alarm monitor reports the alarm.