Action recommended 
Additional 
information 
Q1546A product, no other DAT 40 variants are 
affected. 
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Run Read/Write Test in Library and Tape Tools 
Action recommended  Additional information 
Run the Read / Write test in HP Library and Tape 
Tools (L&TT). 
NOTE:  
Due to issues in development Library and 
Tape Tools cannot be reliably used to 
diagnose potential issues with the DAT 40 
Hotplug drive (Q1546A only). This problem is 
currently being investigated and will be 
corrected in the next revision of Library and 
Tape tools. This note will be updated once 
the problem has been corrected but until 
then do not use Library and Tape Tools to 
diagnose issues with this product. This 
problem only relates to the Q1546A product, 
no other DAT 40 variants are affected. 
Click here for information 
on HP Library and Tape 
Tools. 
Check drive performance using PAT tools. 
Click here for information 
on performance 
troubleshooting and using 
performance assessment 
tools. 
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Run Media Validation Test in Library and Tape Tools 
Action recommended 
Additional 
information 
Run the Media Validation Test in HP Library and Tape Tools 
(L&TT). 
NOTE:  
Due to issues in development Library and Tape 
Tools cannot be reliably used to diagnose potential 
issues with the DAT 40 Hotplug drive (Q1546A 
only). This problem is currently being investigated 
Click here for 
information on HP 
Library and Tape 
Tools.