Installing External Alarm Cables - Huawei OptiXRTN 980L Quick Installation Manual

10

Installing External Alarm Cables

a
Assembling External Alarm Cables Based on the Pin Assignment
Pin Color
Relationshi
White/Orange
1
Orange
2
White/Green
3
Twisted
Green
6
Blue
4
Twisted
White/Blue
5
White/Brown
7
Twisted
Brown
8
b
Installing External Alarm Cables for the RTN 980L
The AUX board provide the ALMO port and ALMI port.
p
External alarm signal input 1
Twisted
pair
Grounding
External alarm signal input 2
pair
Grounding
External alarm signal input 3
pair
Grounding
External alarm signal input 4
pair
Grounding
ALMI
ALMO
ALMI
Positive alarm signal output 1
Negative alarm signal output 1
Positive alarm signal output 2
Negative alarm signal output 2
Positive alarm signal output 1
Negative alarm signal output 1
Positive alarm signal output 2
Negative alarm signal output 2
AUX board
32
ALMO