Register Initialization; Table 46. Default Register Values; Table 47. Diagnostic Codes - Hitachi 7K100 - Travelstar - Hard Drive Specifications

11.2 Register initialization

After a power on, a hard reset, or a software reset, the register values are initialized as shown in the table below.
Table 46: Default Register Values
Register
Error
Sector Count
LBA Low
LBA Mid
LBA High
Device
Status
Alternate Status
The meaning of the Error Register diagnostic codes resulting from power on, hard reset, or the Execute Device
Diagnostic command are shown in the table below.
Table 47: Diagnostic codes
Code Description
01h No error detected
02h Formatter device error
03h Sector buffer error
04h ECC circuitry error
05h Controller microprocessor error
8xh Device 1 failed
Default Value
Diagnostic Code
01h
01h
00h
00h
A0h
50h
50h
Travelstar 7K100 Hard Disk Drive Specification
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