3 Tests and Diagnostics
3.20 HDC Status
3-50
PORTEGE A100 Maintenance Manual (960-460)
3.20 HDC Status
When an error occurs in the hard disk test, the following message is displayed:
HDC status = XXXX
The hard disk test error status is displayed on the screen by a four-digit number.
The hard disk controller error status is composed of two bytes; the first byte displays the contents
of the HDC error status register and the second byte displays the HDC error register. Each of them
are indicated in hexadecimal form
The contents of the HDC error status register and error register are listed in Tables 3-5 and 3-6.
Table 3-5 Hard disk controller status register contents
Bit
Name
Description
7
BSY
(Busy)
“0” … HDC is ready.
“1” … HDC is busy.
6
DRDY
(Drive ready)
“0” … Hard disk drive is not ready to accept any command.
“1” … Hard disk drive is ready.
5
DWF
(Drive write fault)
“0” … DWF error is not detected.
“1” … Write fault condition occurred.
4
DSC
(Drive seek complete)
“0” … The hard disk drive heads are not settled over a track.
“1” … The hard disk drive heads are settled over a track.
3
DRQ
(Data request)
“0” … Drive is not ready for data transfer.
“1” … Drive is ready for data transfer.
2
CORR
(Corrected data)
“0” … Not used
“1” … Correctable data error is corrected.
1
IDX
(Index)
“0” … Not used
“1” … Index is sensed.
0
ERR
(Error)
“0” … Not used
“1” … The previous command was terminated with an error.
Summary of Contents for A100 VA3 - Satellite - Pentium Dual Core 1.6 GHz
Page 10: ...Chapter 1 Hardware Overview ...
Page 11: ...1 Hardware Overview 1 ii PORTEGE A100 Maintenance Manual 960 460 1 Hardware Overview ...
Page 36: ...Chapter 2 Troubleshooting Procedures ...
Page 37: ...2 Troubleshooting Procedures 2 ii PORTEGE A100 Maintenance Manual 960 460 2 ...
Page 41: ...2 Troubleshooting Procedures 2 vi PORTEGE A100 Maintenance Manual 960 460 ...
Page 96: ...Chapter 3 Tests and Diagnostics ...
Page 97: ...3 Tests and Diagnostics 3 ii PORTEGE A100 Maintenance Manual 960 460 3 ...
Page 112: ...3 4 System Test 3 Tests and Diagnostics PORTEGE A100 Maintenance Manual 960 460 3 13 ...
Page 182: ...Chapter 4 Replacement Procedures ...
Page 183: ...4 Replacement Procedures 4 ii PORTEGE A100 Maintenance Manual 960 460 4 ...
Page 249: ...4 Replacement Procedures 4 25 Fluorescent lamp 4 62 PORTEGE A100 Maintenance Manual 960 460 ...
Page 265: ...Appendices ...
Page 266: ...Appendices App ii PORTEGE A100 Maintenance Manual 960 460 ...
Page 272: ...Appendices App viii PORTEGE A100 Maintenance Manual 960 460 ...
Page 278: ...Appendices Apx A Handling the LCD Module A 6 PORTEGE A100 Maintenance Manual 960 460 ...
Page 316: ...Appendices Apx E Key Layout E 2 PORTEGE A100 Maintenance Manual 960 460 ...
Page 318: ...Appendices Apx F BIOS KBC EC Update F 2 PORTEGE A100 Maintenance Manual 960 460 ...
Page 320: ...Appendices Apx G Reliability G 2 PORTEGE A100 Maintenance Manual 960 460 ...
Page 322: ...Appendices Apx H Key FD H 2 PORTEGE A100 Maintenance Manual 960 460 ...