Toshiba Satellite A665 Series Maintenance Manual page 129

3 Tests and Diagnostics
The screen will display as below picture to show the subtest is passed or failed when finished:
If it is show the picture as below, it means HDD function is OK
If the picture shows as below, it means he HDD function is NG
NOTE: Press "Ctrl+Fn+Break" key to exit the HDD test program.
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Satellite A660/A665 Series Maintenance Manual