Fujitsu MJA2500BH Maintenance Manual - Page 199
The first Verify Sector Count x 1024 logical, Performance mode Fast Seek
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5.3 Host Commands *4) Automatic Acoustic Management (AAM) The host writes to the Sector Count filed with the requested acoustic management level and executes this command with subcommand code 42h, and then Automatic Acoustic Management is enabled. The AAM level setting is preserved by the drive across power on and COMRESET. AAM Level Performance mode (Fast Seek) Acoustic mode (Slow Seek) Abort Non Operate Sector Count Filed C0h-FEh 80h-BFh 01h-7Fh 00h, FFh High-speed seek to which gives priority to the performance operates as for "Performance mode", and low-speed seek by which the seek sound is suppressed operates as for "Acoustic mode". Setting the seek mode by this command is applied to the seek operation in all command processing. *5) Write-Read-Verify feature (optional) SN 00h (Mode 0) 01h (Mode 1) 02h (Mode 2) 03h (Mode 3) 04h-FFh SC - Verify count - Description Enabled Always The first 65,536 logical sectors written by the host after every spin-up (or reset) or after issuing this set features shall be verified. Device may determine, for itself, how many logical sectors to do. The first (Verify Sector Count x 1024) logical sectors written by the host after every spin-up or after issuing this set features shall be verified. Reserved (Abort) C141-E293 5-125
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