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D N/B Maintenance
D N/B Maintenance
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LAN Test Error
Yes
No
Test
OK?
Correct it.
Correct it.
No
Check if BIOS setup is ok.
Re-test
OK?
Board-level
Troubleshooting
Replace
Motherboard
Parts: Signals:
1.Check if the driver is installed properly.
2.Check if the notebook connect with the
LAN properly.
Yes
U719
U717
U723
J709
L732
L735
L737
L51
L49
Q709
X706
R1101
R1111
R1115
R907
R211
R212
Check following parts and signals:
EECK
EEDI
EEDO
EECS
PJRX+
PJRX-
PJTX1-
PJTX+
LAN_XTANL1
LAN_XTANL2
PCICLK_LAN
LAN_WAKE
PCI_AD[0..31]
PCI_C/BR#[0..3]
PCI_PAR
LAN_PCIRST#
PCI_STOP#
AVDDL
DVDD
SB_PME#
PCLKRUN#
PCI_DEVSEL#
PCI_FRAME#
PCI_INTE#
PCI_REQ3
PCI_IRDY#
PCI_SERR
8.11 LAN Test Error
An error occurs when a LAN device is installed.
MiTac Secret
Confidential Document