1152700• Issue 1 • February 2001 • Section 2 Operations and Maintenance
Page 2-440
© 2000, ADC Telecommunications, Inc.
TAP-100
Page 21 of 23
ACCESS INTERFACE CARD
BACKPLANE CELLBUS
CLOCKWISE
RING
INTERFACE
CARD
COUNTER-
CLOCKWISE
RING
INTERFACE
CARD
1
2
3
4
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.
1
ACCESS INTERFACE CARD
INPUTS
INPUTS
CUSTOMER PREMISES EQUIPMENT CUSTOMER PREMISES EQUIPMENT
11757-B
Figure-1. NE Flowchart Troubleshooting Guide