IBM IC35L020 - Deskstar 20 GB Hard Drive - Register Initialization; Figure 66. Default Register Values; Figure 67. Diagnostic Codes

13.2
Register initialization
50hAlternate Status
50hStatus
A0hDevice/Head
00hCylinder High
00hCylinder Low
01hSector Number
01hSector Count
Diagnostic CodeError
Default ValueRegister
Figure 66. Default Register Values
After power on, hard reset, or software reset, the register values are initialized as shown in the following
figure.
Device 1 failed8xh
Controller microprocessor error05h
ECC circuitry error04h
Sector buffer error03h
Formatter device error02h
No error detected01h
DescriptionCode
Figure 67. Diagnostic Codes
The meaning of the Error Register diagnostic codes resulting from power on, hard reset or the Execute
Device Diagnostic command are shown in the preceding table
.
Deskstar 60 GXP Hard disk drive specification
76