IBM Ultrium Gen 6, Installation And User Manual

Page: 45 / 118

Table 8. Diagnostic and maintenance functions (continued)
Function code Diagnostic or maintenance function Instructions location
Insert Cartridge into Tape Drive: This function
cannot be selected by itself, but is a part of other
maintenance functions (such as Run Tape Drive
Diagnostics and Create FMR Tape) that require a
tape cartridge to be loaded.
“Function code C: Insert cartridge into
tape drive” on page 35
Test Cartridge & Media: Performs tests to make sure
that a suspect cartridge and its magnetic tape are
acceptable.
“Function code E: Test cartridge and
media” on page 35
Write Performance Test: Performs tests to make sure
that the drive can read from and write to tape.
“Function code F: Write performance
test” on page 36
Test Head: Performs tests to make sure that the tape
drive head and tape-carriage mechanics are working
correctly.
“Function code H: Test head” on page
37
Fast Read/Write Test: Performs tests to make sure
that the drive can read from and write to tape.
“Function code J: Fast read/write test”
on page 38
Load/Unload Test: Tests the ability of the drive to
load and unload a tape cartridge.
“Function code L: Load/unload test”
on page 39
Enable Post Error Reporting: When selected,
deferred-check conditions are reported to the host.
“Function code P: Enable post error
reporting” on page 39
Disable Post Error Reporting:
When selected,
deferred-check conditions are NOT reported to the
host.
“Function code U: Disable post error
reporting” on page 40
Entering Maintenance mode
The drive must be in Maintenance mode to run drive diagnostics or maintenance
functions.
To put the unit in Maintenance mode, complete the following steps:
1. Make sure that no cartridge is in the drive.
2. Press the Unload button three times within 2 seconds. appears in the SCD,
and the Fault light turns amber.
Note:
If a cartridge is in the tape drive, it will eject the first time that you press
the Unload button and the drive will not be placed in Maintenance mode. To
continue placing the drive in Maintenance mode, perform the preceding step.
While in Maintenance mode, the drive will not accept a cartridge unless the
drive requests it. The SCD will display a flashing to indicate a cartridge
needs to be inserted.
Maintenance functions cannot be performed concurrently with read or write
operations. While in Maintenance mode, the drive does not acknowledge SCSI
commands from the server.
Exiting Maintenance mode
Use this information to exit Maintenance mode.
The drive must be in Function code in order to exit Maintenance mode.
Chapter 3. Operations
27