CHAPTER 7 Maintenance and Diagnosis
7.1
7.2
7.3
7.4
7.5
This chapter describes the maintenance, diagnosis, operation check,
troubleshooting, removal, and replacement of the disk drive. The following are
explained:
•
Rules for regular maintenance and troubleshooting
•
Display of maintenance level (field and factory)
•
Display of machine revision number and number change in the field
•
Tools and test devices needed for each maintenance level
•
Standard testing for each maintenance level
•
Recommended procedure for troubleshooting and fault diagnosis
•
Disk drive removal and replacement procedure
•
Spare disk drive
C141-E259
Maintenance
Operation Confirmation
Troubleshooting Procedure
Disk Drive Removal Procedure
Spare Disk Drive
7-1