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Toshiba T3400CT - Hard Disk Test Detail Status

Toshiba T3400CT
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3-34
T3400, T3400CT
3.15 Hard Disk Test Detail Status
When an error occurs in the hard disk test, the following message is displayed:
HDC status = XXXXXXXX
Detailed information about the hard disk test error is displayed on the screen by an eight-digit
number. The first four digits represent the hard disk controller (HDC) error status number,
the last four are not used.
HDC error status is composed of 2 bytes; the first byte displays the contents of the HDC
status register in hexadecimal form, the second displays the HDC error register.
The contents of the HDC status register and error register are described in Tables 3-4 and 3-
5, respectively.
Table 3-4 Hard Disk Controller Status Register Contents
Bit Name Description
7 BSY “0” --- HDC is busy.
(Busy) “1” --- HDC is ready.
6 DRDY “0” --- Hard disk drive is not ready to accept any command.
(Drive ready) “1” --- Hard disk drive is ready.
5 DWF “0” --- DWF error is not detected.
(Drive write fault) “1” --- Write fault condition occurred.
4 DSC “0” --- The hard disk drive heads are not settled over a track.
(Drive seek “1” --- The hard disk drive heads are settled over a track.
complete)
3 DRQ “0” --- Drive is not ready for data transfer.
(Data request) “1” --- Drive is ready for data transfer.
2 CORR “0” --- Other
(Corrected data) “1” --- Correctable data error was corrected.
1 IDX “0” --- Other
(Index) “1” --- Index is sensed.
0 ERR “0” --- Other
(Error) “1” --- The previous command was terminated with some error.

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