AT&T 3B2 Maintenance Reference Manual page 109
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Also See for 3B2:
- Off-line diagnostic manual (739 pages) ,
- Maintenance reference manual (422 pages) ,
- Operation manual (415 pages)
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Introduction
This chapter describes procedures for isolating problem areas and using firmware and software
maintenance tools for all models of the 3B2 computer.
Instructions are given for the following procedures:
•
determining system information
•
restoring the firmware password
•
checking file systems
•
restoring the UNIX system from core floppies
•
taking a crash dump
In addition, troubleshooting charts are provided for common system malfunctions and error
conditions.
System Troubleshooting
5-1
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