Contents
xii
Cisco MGX 8220 Installation and Configuration
Release 5.0, Part Number 78-6430-03 Rev. D0, November 2003
Making the Service Interface Connections
7-29
Alarm Output Connection
7-30
Making External Clock Connections
7-30
Attaching a Control Console
7-30
Dumb Terminal onto the Maintenance Port
7-30
Workstation onto the Control Port
7-30
Initial Start-Up of the MGX 8220 Shelf
7-31
Initial Configuration
7-31
C H A P T E R
8
Repair and Replacement
8-1
Preventive Maintenance
8-1
Troubleshooting the MGX 8220 Shelf
8-1
General Troubleshooting Procedures
8-2
Procedure for All Errors
8-3
Displayed Log Message Format
8-4
Log Codes
8-5
ASC Log Codes
8-5
BNM Log Codes
8-11
SRM Log Codes
8-14
AUSM Log Codes
8-16
Replacing Parts
8-20
Replacing a Front Card
8-21
Replacing a Back Card
8-21
Replacing a DC Power Entry Module
8-22
Replacing the Cooling, Booster, Plenum, and AC Power Assemblies
8-23
A P P E N D I X
A
Cabling Summary
A-1
Introduction
A-1
T3 Trunk Cabling
A-1
IMATM T1/E1 Connectors
A-1
Frame Relay Cabling
A-2
T1 Cabling
A-2
E1 Cabling
A-3
X.21 Port Connectors
A-4
HSSI Port Connectors
A-4
Cabling for RJ-48 Connectors on T1 and E1 Ports
A-5