8170 N/B MAINTENANCE

8.13 IEEE1394 Failure

An error occurs when a PC card device or 1394 device is installed.

IEEE1394 Test Error

1.Check if the 1394 device is installed properly.

2.Confirm 1394 driver is installed ok.

Test

Yes

OK?

 

No

Try another known good 1394 device.

Re-test

Yes

OK?

 

 

 

No

 

 

 

 

 

 

 

 

Replace

Motherboard

Correct it

Change the faulty part then end.

Board-level

Troubleshooting

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

 

U507

U17

U7

 

PCI BUS SIGNAL

PHY_CLK

U8

U14

X504

 

PCICLK_CARD

PHY_LKON

C134

C152

Q5

 

-CBE[0:3] -IRQ0

PHY_LPS

Q4

R43

R42

 

-GNT0 -CARD_RI

TPA+

R53

R52

U9

 

SERIRQ -INTA

TPA-

C99

L23

L24

 

-INTC CBRST

TPB+

J21

R105

R103

 

VCCEN0 VCCEN1

TPB-

R115

R106

R124

 

PHY_D[0:7]

PHY_XI

C199

C200

R607

 

PHY_CTL[0:1]

PHY_XO

 

 

 

 

PHY_LREQ

 

 

 

 

 

 

 

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