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Appendix Library Error Codes 215
Appendix C
72 48H Unable to put tape
back into slot after
power cycle.
Note the error code qualifier to help determine
appropriate testing.
74 4AH Drive module
disconnected or has
failed.
■ Ensure that all drive modules are fully inserted
into the drive bays at the rear of the library.
■ Note the LEDs on the drive modules. See
Interpreting Library LEDs on page 130 to
understand what the LEDs may indicate.
■ If the LED indicates failure, replace the drive
module.
75 4BH Drive(s) fan
disconnected or
faulty.
Note the error code qualifier to help determine
appropriate testing.
76 4CH Failed to perform an
inventory check.
Note the error code qualifier to help determine
appropriate testing.
77 4DH Transport moved
above highest
detected level.
Run the Test Vertical Motion test (see Running
Library Diagnostic Tests on page 156).
78 4EH Not all drives in the
library are the same
type.
Check to ensure that you have the correct type of
drive.
80 50H Drive reports
hardware error.
■ Power cycle the library and re-try.
■ Replace the drive module if unsuccessful. See
Removing and Replacing Drive Modules on
page 162.
81 51H Library failed during
initialization.
Power cycle the library.
Table 46
Error Codes and Recovery Procedures
Decimal
Error
Hex
Error
Description Recovery Method