Quantum A-Series User Manual

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Performing an Emergency Reset and Cartridge Eject
Quantum A-Series Tape Drives User’s Guide
68
Performing an Emergency Reset and Cartridge Eject
If the A-Series LTO-3A tape drive stops communicating with the host 
computer, use the following procedure to reset the drive and eject a 
cartridge (if necessary).
To perform an emergency reset, hold down the load/unload button 
between 5 to 15 seconds, and then release it. 
Caution:
When you perform an emergency reset and cartridge 
eject, any data in the drive or host buffers will not be 
written to the tape and the tape record may not be 
correctly terminated with an end-of-data mark. If the end-
of-data mark is not written to the tape, you will not be 
able to append any data to that tape unless you overwrite 
the existing data on the tape.
IF there is . . .
Then the tape drive firmware . . .
no tape in the drive,
restarts the drive and begins the Power On 
Self Test function.
a tape in the drive,
ignores all outstanding SCSI commands, 
ejects the tape, restarts the drive, and begins 
the Power On Self Test function.
Caution:
When you power down the LTO-3A drive, keep the drive 
in the power off condition for at least 10 seconds before re-
applying power.