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N/B Maintenance
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Modem Test Error
No
Test
OK?
No
Replace a known good modem
Re-test
OK?
Board-level
Troubleshooting
1.Check if the driver is installed properly.
2.Check if the notebook connect with the
phone LAN properly.
Correct it.
Replace
Motherboard
Signals:
Yes
+5V
+3VS
+3V
MONO_OUT
AC97_SDOUT
AC97_RST#
AC97_SYNC
MDC_SDIN
AC97_BITCLK
TIP_1
TIP
RING_1
RING
J15
J7
U10
U20
J5
R342
L19
L105
R5
R867
R305
R300
R304
Yes
Correct it.
Parts:
Check following parts and signals:
R341
R336
R334
C187
C2
C3
C666
C667
JS1
JS506
An error occurs when run the modem
8.13 Modem Test Error(1)
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