IBM IC35L040AVVN07-0 Hard Drive Specifications - Page 175
Set Max Freeze Lock Feature = 04h
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11.30.4 Set Max Freeze Lock (Feature = 04h) Command Block Output Registers Register 76543210 Data -------- Feature 00000100 Sector Count Sector Number Cylinder Low Cylinder High Device/Head 1 - 1 D - - - - Command 11111001 Command Block Input Registers Register 76543210 Data -------- Error see below Sector Count Sector Number Cylinder Low Cylinder High Device/Head 1 - 1 D - - - - Status see below Error Register 76543210 CRC UNC 0 IDN 0 ABT T0N AMN 00000V00 Status Register 7 6 5 4 3 2 10 BSY RDY DF DSC DRQ COR IDX ERR 0 V 0 - - 0 -V Figure 137. Set Max Freeze Lock (F9h) If the Set Max Freeze Lock command is immediately preceded by a Read Native Max Address command, this command is regarded as a Set Max Address command. The Set Max Freeze Lock command sets the device to Set_Max_Frozen state. After the completion of the command any subsequent Set Max commands are rejected. Commands disabled by Set Max Freeze Lock are the following: 1. Set Max Address 2. Set Max Set PASSWORD 3. Set Max Lock 4. Set Max Unlock Deskstar 120GXP hard disk drive specifications 161