Contents
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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
CHAPTER
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
APPENDIX
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
