1152700• Issue 1 • February 2001 • Section 2 Operations and Maintenance
Page 21 of 23
1
COUNTER-
CLOCKWISE
RING
INTERFACE
CARD
CLOCKWISE
RING
INTERFACE
CARD
2
1
BACKPLANE CELLBUS
3
ACCESS INTERFACE CARD
ACCESS INTERFACE CARD
INPUTS
4
INPUTS
CUSTOMER PREMISES EQUIPMENT
CUSTOMER PREMISES EQUIPMENT
1.INCOMING OPTICAL SIGNAL CARRYING ALARM INDICATION, BAD DATA FROM REMOTE END, OR IS MISSING.
2..PROBLEM WITH RIC SWITCH FABRIC OR BACKPLANE CONNECTION.
3.PROBLEM WITH AIC CARD SWITCH FABRIC, BACKPLANE CONNECTION, VP/VC CONFIGURATION, OR EIM BACKPLANE CONNECTIONS.
4.CPE TRANSMITTING ERROR OR ALARM MESSAGE, BAD CONNECTION, BAD INPUT SIGNAL, OR
PORT CONFIGURATION.
Figure-1. NE Flowchart Troubleshooting Guide
Page
© 2000, ADC Telecommunications, Inc.
