Toshiba Satellite M20 Maintenance Manual page 134

3.11Error Codes and Description
Update-ended Interrupt
07
Error
08 RTC Alarm Error
System Board Speaker
12
Error
13 PCI Bus Error
14 PCI Bus Scan Error
15 PCI Device Access Error PCI access fails.
PCI Config Verification
16
Error
17 PCI to ISA Bridge Error
18 ESCD Error
51 No Find RSDP
52 Address Map Test Error
53 ACPI Table Test Error
34xx FAN
01 Fan Slow Speed Test Fail The fan slow speed test fails.
02 Fan Stop Test Fail
03 Fan Fast Speed Test Fail The fan fast speed test fails.
04xx Video
01 Text Attribute Error
02 Text Page Selection Error As above.
03 Text Color Error
04 Text Mode Error
05 VGA Mode Error
Satellite M20 Maintenance Manual
R/W errors with the RTC
refreshing interrupt controller.
The PC speaker's sound source --
-counter/timer 8253 can not
produce corresponding timing
signal.
The Speaker can not sound
normally.
No PCI.
PCI test fails.
Wrong PCI configuration.
PCI-ISA bridge errors.
ESCD errors.
No RSDP is found.
Errors with the Address Map test. As above.
Errors with the ACPI table test. As above.
The fan stop test fails.
Physical problems with the video
card.
As above.
As above.
1) Physical problems with the
video card.
2) Physical problems with the
monitor.
3 Diagnostic Programs
As above.
As above.
Check the volume tuner.
Check the board.
As above.
As above.
Check PCI configuration on main
board or PCI Device
configuration.
Repeat multiple times. If there is
always the same error, replace the
board.
As above.
Repeat multiple times. If there is
always the same error, replace the
board.
Check the FAN connection.
As above.
As above.
Check whether there is any
physical problem with the video
card.
As above.
As above.
As above.
1) Check whether there is any
physical problem with the video
card.
2) Check whether there is any
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