MiTAC 8050QMA Manuel de service télécharger pdf (Page 131)

130

50QMA

N/B Maintenance

AGND

R406

6.8K

R419

6.8K

8.10 Audio Test Error-2 (Audio In)

U517

Audio Codec

ALC655

U709

South Bridge

ICH6-M

U715

PC14510GHK

C335

1µ

C339

0.1µ

SBSPKR

R336

10K

CARDSPK

PC_BEEP

SPK_OFF

To next page

+VA

DVDD1,2

AVDD1,2

25,38

P21

P18

R337

47K

R338

47K

+VA

L71

120Z/100M

C755

0.1µ

+3VS

1,9

C380

1µ

CDROM_RIGHT

J710

CDROM

Connector

P14

R420

6.8K

C377

1µ

CDROM_LEFT 1

R407

6.8K

C385

0.22µ

CDROM_COMM 3

R438

AGND

+5VS

C581

10µ

C351

10µ

C725

0.1µ

ACSYNC

ACRST#

ACSDOUT

ACSDIN0

ACBITCLK

R391 22

6R390 22

P11

No sound from speaker after audio driver is installed.

C741

0.1µ

C748 1µ

C746 1µ

AGND

VIN

OUT

U17

RT9167-47CB

P19

ADJ

GND

C364

0.01µ

C763

1µ

C756

1µ

LINE_IN/L

LINE_IN/R

R436

R417

AGND

R418

22K

R437

22K

J721

Line In Jack

3,5

P21

L79

BEAD_600Z/100M

L78

BEAD_600Z/100M

C578

0.1µ

L74 220

R205

D31

BAV70LT1

KBC_DEEP

From U13

P23

VCC

U16

NC7S32

P21

R335

C334

100P

External MIC

J720

P21

R784

4.7K

R783

C764

1µ

MIC

22 MIC2

C757

1µ

CAGND

MIC1

28 MIC_VREF

R405

R412

5.6K

C751

1µ

R785

MIC_EXT

CAGND

C381

100P

L554

BEAD_600Z/100M

JO518

MIC1

P21

L520

BEAD_600Z/100M

JO517

AGND

L62

BEAD_600Z/100M

AGND

To next page

AOUT_R

AOUT_L

AMP_RIGHT

AMP_LEFT

R758

R767

R756

R771

R434

CAGND

C378

100P

CAGNDCAGND

J10

SPDIFOUT

To next page

L543

BEAD_600Z/100M

AGND

CAGND

L548

120OHM/100MHZ

MiTac Secret

Confidential Document

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MiTAC 8050QMA Manuel de service Page 131

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