This package contains firmware that is specifically designed for the Maxtor Atlas10K5 SCSI Hard Drives in the listed workstation models and operating systems. NOTE: This upgrade is applicable to Maxtor hard drives having the following drive ID strings and firmware revision levels (which are visible with most drive inquiry tools): - MAXTOR ATLAS10K5_73WLS, HPM0,HPM1,HPM2,HPM3,HPM4,HPM5,HPM6,HPM7 - MAXTOR ATLAS10K5_146WLS, HPM0,HPM1,HPM2,HPM3,HPM4,HPM5,HPM6,HPM7 - MAXTOR ATLAS10K5_300WLS, HPM0,HPM1,HPM2,HPM3,HPM4,HPM5,HPM6,HPM7 HP does not recommend applying this firmware package to drives other than those identified in the preceding list. This SoftPaq is compatible with the all the U320 SCSI disk controllers shipped with HP workstations. It is not, however, compatible with the Adaptec 2120 Hardware RAID Controller.