8224 N/B Maintenance
8224 N/B Maintenance
143
Re-test
OK?
Test
OK?
CardReader & IEEE1394
Socket Test Error
1. Check if the CardReader & IEEE1394
device is installed properly.
2. Confirm PC Card driver is installed ok.
Yes
No
Yes
No
Change the faulty
part then end.
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.
Parts:
U13
U520
U529
J515
J503
Q514
X503
R816
R748
R750
R49~R51
R403~R405
R809~R812
Try another known good PC
Card or device.
Correct it
Board-level
Troubleshooting
Signals:
CORE_VCC
CARD_PCIRST#
PCI_REQ0#
PCI_GNT0#
PCI_SERR#
PCI_PERR#
PCI_DEVSEL#
PCI_FRAME#
PCI_IRDY#
PCI_TRDY#
PCI_STOP#
PIC_PAR
SERIRQ
PCI_INTA#
PCI_INTB#
PCI_INTC#
PCI_AD[0..31]
PCI_C/BE#[0..3]
TPA0P
TPA0N
TPB0P
TPB0N
TPBIAS0
XDD[0..7]
SDD[0..3]
MSD[0..3]
8.14 CardReader & IEEE1394 Socket Test Error-1
An error occurs when the CardReader & IEEE1394 device is installed.
Replace
Motherboard
MiTac Secret
Confidential Document