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Mitac 8080 Service Manual - laptop schematics, notebook ...

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P9<br />

U3<br />

I/O<br />

Controller<br />

Hub<br />

82801DBM<br />

ICH4-M<br />

+3V<br />

14<br />

PCIRST# 1,2<br />

U2A<br />

3<br />

74AHC08_V<br />

7<br />

JL7<br />

CB_PCIRST#<br />

<strong>8080</strong> N/B Maintenance<br />

8.12 PC Card & SD Card Socket Failure<br />

An error occurs when a PC card or SD Card device is installed.<br />

INT_PIRQF#<br />

PCI_REQ2#<br />

PCI_SERR#, PCI_PERR#, PCI_DEVSEL#<br />

+SDVDD<br />

PCI_FRAME#, PCI_IRDY#<br />

PCI_TRDY#, PCI_STOP#<br />

PCLKRUN#, PCI_PME#, PCI_GNT2#<br />

PCI_PAR, SERIRQ, SUSB#<br />

AD[0:31], CBE#[0:3]<br />

R310<br />

0<br />

+3V +SDVDD<br />

Q22<br />

SI2301DS<br />

D S<br />

G<br />

From U4 Clock Generator<br />

+3V<br />

R292<br />

100K<br />

+3V<br />

PCICLK_CARD<br />

RP1,RP2<br />

RP4,R539<br />

8.2K*4<br />

SM_PWR3EN#<br />

SD_PWREN#<br />

MS_PWREN#<br />

P18<br />

U17<br />

PCMCIA<br />

CardBus<br />

&<br />

Card Reader<br />

Controller<br />

CB710<br />

VCC5_EN#<br />

VCC3_EN#<br />

VPPD0<br />

VPPD1<br />

+5V<br />

5,6<br />

2<br />

1<br />

15<br />

14<br />

C336<br />

0.1µ<br />

5VA,B<br />

VCCD0<br />

VCCD1<br />

VDDP0<br />

VDDP1<br />

P18<br />

U21<br />

TPS2211A<br />

OC<br />

SHDN<br />

3.3VA,B<br />

AVCCC,B,A<br />

AVPP<br />

+CARD_VCC<br />

8<br />

16<br />

3,4<br />

11-13<br />

10<br />

R332,R258<br />

43K<br />

CRST#, CAD11<br />

CAD[0:10,12:31], CCBE[0:3]#<br />

CFRAME#, CIRDY#, CTRDY#, CSTOP#, CDEVSEL#<br />

CPERR#, CSERR#, CPAR, CREQ#, CGNT#, CINT#, CCLK<br />

R2_D2, R2_D14, R2_A18, CCD[1,2]#, CVS[1,2], CBLOCK#, CAUDIO, CSTSCHG<br />

+SDVDD<br />

SDCD#, SD_WP#<br />

SD[0:3], SD_CMD<br />

SD_CLK1<br />

SM_CD#, SM_R/B, SM_WPD#<br />

SM_SD[0:7], SM_LVD, SM_WP#, SM_WE#<br />

SM_ALE, SM_RE#, SM_CLE, SM_CE#<br />

MS_BS, MS_SDIO<br />

MS_INS#<br />

MS_CLK1<br />

R287,R269,R290<br />

R271,R289 43K<br />

R270 10<br />

R279 10<br />

+3V<br />

R342<br />

10K<br />

R339 10K<br />

R268,R286<br />

43K<br />

C336<br />

0.1µ<br />

R272,R275<br />

R293 8.2K<br />

+3V<br />

+CARD_VCC<br />

C335<br />

2.2µ<br />

R295<br />

43K<br />

C297<br />

0.1µ<br />

+VPPOUT<br />

C337<br />

1µ<br />

SD_CLK<br />

MS_CLK<br />

C303<br />

0.1µ<br />

C306<br />

0.1µ<br />

J517<br />

P18<br />

Card Bus Socket<br />

J516<br />

P18<br />

Card Reader Socket<br />

132

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