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<blockquote data-quote="HTPCSourcer" data-source="post: 273641" data-attributes="member: 74879">Interesting piece of software that does much more than just change the AAM. It actually reads SMART information, CPU and HD temperatures, can set power management, and, and, and ...The good news is that NHC can change the AAM of my WD 5000AACS - the bad news is that the change is lost upon reboot and AAM is set back to fastest speed. Hence I better use the little SilentDrive utility. I could run it as a&nbsp; service with FireDaemon and have the service restart periodically. FireDaemon allows periodic restarts to be set between every hour to every month.The drive accepts only two levels of AAM: Normal Seek and Quiet Seek. I measured (H2BenchW.exe) seek times of 14.7 ms and 22.7 ms respectively, so the drive will definitely slow down in a multi-file access environment when set to Quiet mode, yet transfer speed remains of course unchanged.I applied the Hitachi Feature Tool to the drive in order to change the AAM value. Unfortunately the quiet mode is set back to Normal Seek upon reboot. Regards, Johannes</blockquote>

[QUOTE="HTPCSourcer, post: 273641, member: 74879"] Interesting piece of software that does much more than just change the AAM. It actually reads SMART information, CPU and HD temperatures, can set power management, and, and, and ... The good news is that NHC can change the AAM of my WD 5000AACS - the bad news is that the change is lost upon reboot and AAM is set back to fastest speed. Hence I better use the little SilentDrive utility. I could run it as a service with FireDaemon and have the service restart periodically. FireDaemon allows periodic restarts to be set between every hour to every month. The drive accepts only two levels of AAM: Normal Seek and Quiet Seek. I measured (H2BenchW.exe) seek times of 14.7 ms and 22.7 ms respectively, so the drive will definitely slow down in a multi-file access environment when set to Quiet mode, yet transfer speed remains of course unchanged. I applied the Hitachi Feature Tool to the drive in order to change the AAM value. Unfortunately the quiet mode is set back to Normal Seek upon reboot. Regards, Johannes [/QUOTE]

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