IBM IC25N040ATCS04 Hard Drive Specifications - Page 6

8.2 Terminology 63 9.0 Deviations from standard 65 10.0 Registers 67 10.1 Alternate Status Register 68 10.2 Command Register 68 10.3 Cylinder High Register 68 10.4 Cylinder Low Register 68 10.5 Data Register 69 10.6 Device Control Register 69 10.7 Drive Address Register 70 10.8 Device/Head Register 70 10.9 Error Register 71 10.10 Features Register 71 10.11 Sector Count Register 71 10.12 Sector Number Register 72 10.13 Status Register 72 11.0 General operation descriptions 73 11.1 Reset response 73 11.2 Register initialization 75 11.3 Diagnostic and Reset considerations 76 11.4 Power-off considerations 77 11.4.1 Load/Unload 77 11.4.2 Emergency unload 77 11.4.3 Required power-off sequence 78 11.5 Sector Addressing Mode 78 11.5.1 Logical CHS addressing mode 78 11.5.2 LBA addressing mode 79 11.6 Power management features 80 11.6.1 Power Mode 80 11.6.2 Power management commands 80 11.6.3 Standby/Sleep command completion timing 80 11.6.4 Standby timer 81 11.6.5 Status 81 11.6.6 Interface Capability for Power Modes 81 11.6.7 Initial Power Mode at Power On 81 11.7 Advanced Power Management (ABLE-3) feature 82 11.7.1 Performance Idle Mode 82 11.7.2 Active Idle Mode 82 11.7.3 Low Power Idle Mode 82 11.7.4 Transition Time 82 11.8 S.M.A.R.T. Function 84 11.8.1 Attributes 84 11.8.2 Attribute values 84 11.8.3 Attribute thresholds 84 11.8.4 Threshold exceeded condition 84 11.8.5 S.M.A.R.T. commands 84 11.8.6 S.M.A.R.T. operation with power management modes 85 11.9 Security Mode Feature Set 86 11.9.1 Security Mode 86 11.9.2 Security level 86 11.9.3 Password 86 11.9.4 Master Password Revision Code 87 11.9.5 Operation example 87 11.9.6 Command table 90 Travelstar 60GH & 40GN hard disk drive specifications v