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8.11 LAN Test Error-1
An error occurs when a LAN device is installed.
LAN Test Error
1.Check if the driver is installed properly.
2.Check if the notebook connect with the
LAN properly.
Test
OK?
No
Check if BIOS setup is ok.
Re-test
OK?
No
80
50QMA
80
50QMA
Yes
Correct it.
Yes
Correct it.
N/B Maintenance
N/B Maintenance
Check the following parts for cold solder or one of the following
parts on the mother-board may be defective, use an oscilloscope
to check the following signal or replace the parts one at a time and
test after each replacement.
Board-level
Troubleshooting
Replace
Motherboard
Parts:
Signals:
U717
+3V
U709
ICH_PME#
U511
PCI_C/BE#[0..3]
J506
PCIKRUN#
U507
PCI_DEVESEL#
X503
PMDI[0..3]+
L508
PMDI[0..3]-
L510
EECS
L511
EECK
L512
R682
EEDI
R683
EEDO
R667
PCI_SERR#
R670
132
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