2
Troubleshooting Procedures
2.4
System Board Troubleshooting
Table 2-3 Printer port LED boot mode status (2/8)
LED Status
Test item
Contents
(B6H)
(BIOS rewrite)
Cancel of sound mute
Setting of volume to max.
Display of messages (EC/KBC
UPDATE/DAMAGED, BIOS UPDATE/DAMAGED)
Key
input
Prohibition of USB
BEEP
Waiting for Key input
Reading of CHGBIOSA.EXE/CHGFIRMA.EXE
FDC
RESET
Setting of parameters for 2HD (1.44MB)
Reading of first sector, If it is the data of 1.44MB
(2HD), the media type is definite.
Setting of parameters for 2DD (720KB)
Retrieval of “CHGBIOSA.EXE” from the root
directory.
Calculates the directory start header and sector.
Reads one sector of the root directory.
Retrieval the entry of “CHGBIOSA.EXE” and
“CHGFIRMA.EXE” from the sector read.
Reading of EXE header of “CHGBIOSA.EXE”
and “CHGFIRMA.EXE”, key input when error
occurred.
Execution of “CHGBIOSA.EXE” and
“CHGFIRMA.EXE”
Prohibition of cache
Initialization of H/W (before DRAM recognition)
Initialization of MCHM
Initialization of ICH4M.D31.Func0
Initialization of ICH4M.D31.Func1
Initialization of USB.Func0,1,2,7
Initialization of ICH4M.D31.Func3
Initialization of ICH4M.D31.Func5
(B3h) (BIOS
rewrite)
Initialization of FLUTE
00h
Initialization of PIT channel 1
Initialization of PIT channel 1 (Setting the refresh
interval “30
µ
s”)
2-22
Satellite A10/TECRA A1/Satellite Pro A10 Maintenance Manual (960-445)
Содержание Satellite Pro A10 series
Страница 11: ...Satellite A10 TECRA A1 Satellite Pro A10 Maintenance Manual 960 445 xi ...
Страница 12: ...Chapter 1 Hardware Overview ...
Страница 46: ...Chapter 2 Troubleshooting Procedures ...
Страница 47: ...2 Troubleshooting Procedures 2 2 ii Satellite A10 TECRA A1 Satellite Pro A10 Maintenance Manual 960 445 ...
Страница 51: ...2 Troubleshooting Procedures 2 vi Satellite A10 TECRA A1 Satellite Pro A10 Maintenance Manual 960 445 ...
Страница 112: ...Chapter 3 Tests and Diagnostics ...
Страница 113: ...3 Tests and Diagnostics 3 3 ii Satellite A10 TECRA A1 Satellite Pro A10 Maintenance Manual 960 445 ...
Страница 199: ...Chapter 4 Replacement Procedures ...
Страница 200: ...4 Replacement Procedures 4 4 ii Satellite A10 TECRA A1 Satellite Pro A10 Maintenance Manual 960 445 ...
Страница 206: ...4 Replacement Procedures 4 viii Satellite A10 TECRA A1 Satellite Pro A10 Maintenance Manual 960 445 ...
Страница 368: ...Appendices ...
Страница 369: ...Appendices App ii Satellite A10 TECRA A1 Satellite Pro A10 Maintenance Manual 960 445 ...
Страница 379: ...Appendices Apx A Handling the LCD Module A 6 Satellite A10 TECRA A1 Satellite Pro A10 Maintenance Manual 960 445 ...
Страница 405: ...Appendices Apx C Pin Assignment C 22 Satellite A10 TECRA A1 Satellite Pro A10 Maintenance Manual 960 445 ...
Страница 407: ...Appendices Apx D Keyboard Scan Character Codes D 2 Satellite A10 TECRA A1 Satellite Pro A10 Maintenance Manual 960 445 ...
Страница 411: ...Appendices Apx E Key Layout E 4 Satellite A10 TECRA A1 Satellite Pro A10 Maintenance Manual 960 445 ...
Страница 415: ...Appendices Apx G BIOS KBC EC Update G 2 Satellite A10 TECRA A10 Satellite Pro A10 Maintenance Manual 960 445 ...
Страница 417: ...Appendices Apx H Reliability H 2 Satellite A10 TECRA A1 Satellite Pro A10 Maintenance Manual 960 445 ...