Toshiba Satellite M20 Maintenance Manual page 138

3.11Error Codes and Description
Modem Status Change
12
Interrupt Error
FIFO Disable Over Time
13
Error
14 FIFO Cannot Enable Error As above.
FIFO Touch off Over
15
Time Error
Data Received Check
16
Error
17 Data Receive Error
RTS-CTS Connection
18
Test Error
DTR-DSR Connection
19
Test Error
08xx LAN Card
PCI bus Error during
01
device ID test
PCI Ethernet card not
02 present during device ID
test
Intel PCI Ethernet card
03
not present during MAC
test
09xx Keyboard
Keyboard Map & Stroke
01
Test Fail
02 LED Flash Test Fail
03 Clock Line Test Fail
Satellite M20 Maintenance Manual
The Modem Status Change
Interrupt cannot be invoked.
1) UART version is below 16550
and does not support FIFO.
2) COM PORT FIFO does not
perform normally.
As above.
The Data Receive Check of
COM PORT does not perform
normally.
The Data Receive of COM
PORT does not perform
normally.
There is OC with the RTS-CTS
pins.
There is OC with the DTR-DSR
pins.
Don't Scan PCI device
Don't find Net card
Don't found Net Card, This Card
can't be Read MAC by this
method
Keyboard Map & Stroke Test
fails.
LED Flash test fails.
Clock Line Test fails.
3 Diagnostic Programs
As above.
1) Whether the COM PORT does
not support FIFO, this test should
be ignored.
2) Check for the external fixture
on the COM PORT;
3) Try with other test software;
4) Replace the SUPPER IO chip.
As above.
As above.
1) Check for the external fixture
on the COM PORT;
2) Try with other test software;
3) Replace the SUPPER IO chip.
1) Try with other test software;
2) Replace the SUPPER IO chip.
1) Check whether the external
fixture of correct version is
connected.
2) Try with other test software;
3) Replace the SUPPER IO chip.
As above.
Don't support PCI BIOS
Please insert Net cad
Please update netcard or use other
method
Check the KBD connection and
repeat the test.
As above.
As above.
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