172
8175 N/B MAINTENANCE
8175 N/B MAINTENANCE
IEEE1394 Test Error
1. Check if the 1394 device is installed
properly.
2. Confirm 1394 driver is installed ok.
Test
OK?
Re-test
OK?
Yes
No
Yes
No
Change the faulty
part then end.
Try another known good
1394 device.
Correct it
Replace
Motherboard
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:
Signals
PCI BUS SIGNAL
PCICLK_CARD
-CBE[0:3] -IRQ0
-GNT0 -CARD_RI
SERIRQ -INTA
-INTC CBRST
VCCEN0 VCCEN1
PHY_D[0:7]
PHY_CTL[0:1]
PHY_LREQ
PHY_CLK
PHY_LKON
PHY_LPS
TPA+
TPA-
TPB+
TPB-
PHY_XI
PHY_XO
U507 U17 U7
U8 U14 X504
C134 C152 Q5
Q4 R43 R42
R53 R52 U9
C99 R105 R103
R115 R106 R124
C199 C200 R607
Board-level
Troubleshooting
8.13 IEEE1394 Failure
An error occurs when a PC card device or 1394 device is installed.
Audio BD:
J7 J2 L11 L15