HP StorageWorks Ultrium 920 SAS Tape Drives firmware revision Q51D release notes (EH908-90918, December 2010)

Description
The release includes updated firmware for HP StorageWorks Ultrium 920 SAS tape drives.
HP StorageWorks Library and Tape Tools (HP L&TT) must be used to download firmware to the tape
drive.
Drive firmware version:
• Q51D
Update recommendation Recommended
Supersedes Q24D
Product models
HP StorageWorks Ultrium 920 internal tape drive EH847A
HP StorageWorks Ultrium 920 external tape drive EH848A
Operating systems
• Operating systems supported by HP StorageWorks Library & Tape Tools. See http://www.hp.com/
support/tapetools.
Languages
• English (American)
• English (International)
Fixes
• Fix for poor read transfer rate or spacing issues leading to 0x5090 or 0x5092 errors and in less
common circumstances read errors 0x330D or 0x5084
• Fix for a Read or Space 0x5090 error following a load
• Fix for Space operations failing with 0x3023 error
• Fix for Drive incorrectly reporting 0x76AC error (tape stuck to head)
• Fix for drive becoming unresponsive due to excessive OPEN_REJECT retries
• Fix for Read or Write failures due to the drive receiving a Credit Blocked response from the host
Installation instructions
Use HP StorageWorks Library & Tape Tools (L&TT) to update the tape drive firmware. You can
download L&TT from http://www.hp.com/support/tapetools. Online help and instructions are included
with the utility.
HP StorageWorks Ultrium 920 SAS Tape Drives firmware revision Q51D release notes 3