MiTAC 8050 服务手册

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1. Check if the PCMCIA CARD device is 

installed  properly.

2. Confirm PCMCIA card driver is installed ok. 

Test

OK?

Re-test

OK?

Yes

No

Yes

No

Change the faulty 
part then end.

U727

J716

U728

J6

U9

R186

R180

R211

R212

R1121

R1129

R826

R1203

Try another known good PCMCIA card device.

Correct it

Board-level

Troubleshooting

Replace

Motherboard

AD[0..31]

C/BE# [0..3]

DEVSEL#

FRAME#

IRDY#

TRDY#

STOP#

PAR

PERR#

SERR#

P_REQ0#

SERIRQ

PCIRST#

P_GNT0#

PIRQA#

SUSB#

RI#
PCLK_CARD
VCC5_EN#
VCC3_EN#
VPPD0
VPPD1
+VPPOUT
+3V
+5V

Check following parts and signals: