AMD D900K manual Codec ALC850, Sheet 25

Schematic Diagrams

CODEC ALC850

B.Schematic Diagrams

Sheet 25 of 40

CODEC ALC850

+3VS

L98

BK2125HS121(0805)

VDDAC

CODECCLK14 R567

0(R)

C804

C817

C787

C785

C834

C838

L94

BK2125HS121(0805)

(2)

CODECCLK14

10U/10V(0805)0.1U

0.1U

0.1U

10U/10V(0805)

+5VCDROM

R562

1M(R)

10U/10V(0805)

ACZ_RST#

R551

10K(R)

40MIL

U51 78L05(SO8)(R)

40MIL

Y8

VDDAC

1

OUT

IN

8

+12V

1

2

91 AGND

38 25

AGND

U55

1

1

C829

NCGNDGND1GND2GND3T

C833 24.576MHz(R)

DVDD2 DVDD1

AVDD2 AVDD1

AGND

C982

C983

C668

C669

5

C658

22P(R)

22P(R)

2

27

C805

10U/10V(0805)

GPIO0/XTLI

VREF

2

2

R717

0(R)

3

C587

0.1U

0.1U

0.1U

0.1U

10U/10V(0805)

2 3 6 7 4

0.1U

GPIO1/XTLO

GPIO1

C818

10P(R)

MIC1-VREFO-L

28

R557

0

MIC1-VREFO-L

MIC1-VREFO-L (26)

(12,21,27,29)

ACZ_SDOUT

ACZ_SDOUT

5

SDATA-OUT

32

L93

ACZ_BITCLKR561

22

6

MIC1-VREFO-R

AGND

APGND

BK2125HS121(0805)

(12,21,27,29)

ACZ_BITCLK

BIT-CLK

29

C806

1000P(R)

(12,27)

ACZ_SDIN0

ACZ_SDIN0

R556

22

8

SDATA-IN

LINE1-VREFO-L

ACZ_SYNC

10

37

AGND

T

C689 0.1U

(12,21,27,29)

ACZ_SYNC

SYNC

LINE1-VREFO-R

(12,21,27,29)

ACZ_RST#

ACZ_RST#

11

RESET#

30

C820

1000P(R)

C637

0.1U

PC-BEEPAGND

C775

100P(R)

MIC2-VREFO

JD4

80MIL

80MIL

R549

1K

31

R558

0(R)

(24)

PC-BEEP

R547

10K

C803

1U

12

LINE2-VREFO

C819

1U(R)

L89

JD5

R548

0(R)

PCBEEP

FRONT-OUT-L

35

FRONT-L

AMP5V

FCM2012V-121

+5VCDROM

Sense A

R546

0

13

Sense A(JD1)

36

FRONT-R

AGND

C553

C513

Not Support UAJ

Sense B

34

FRONT-OUT-R

FRONT-MIC1

R569

0(R)

Sense B(JD2)

SURR-OUT-L

39

SURR-L

10U/10V(0805)

10U/10V(0805)

(16,26)

TV_LINE_L

RC R144

0(R) SurrBack-L

C743

1U

14

41

SURR-R

ALC 880

ALC 850

C541

C563

LINE2-L/AUX-L

SURR-OUT-R

L88

C514

(16,26) TV_LINE_R

RD

R143

0(R) SurrBack-R

C744

1U

15

(26,29)

Audio_L

Audio_L

C204

1U(R)

16

CEN-OUT

43

CEN-O

R183

NC

0

0.1U

10U/10V(0805)

BK3216HS800

0.1U

(26,29)

Audio_R

Audio_R

C203

1U(R)

AGND

MIC2-L

LFE-OUT

44

LFE-O

R530

0

17

RB R183

0(R)

GPIO1

R184

NC

0

C529

0.1U

MIC2-R

45

CD_L

R531

4.7K

SurrBack-L/GPIO0

C232

1U

SurrBack-L

(26,27)

CD_L

R532

4.7K

C745

1U

CD_IN_L

18

CD-L

46

C233

1U

SurrBack-R

R143

0(R)

NC

SurrBack-R/XTLSEL

0(R)

(26,27)

CDGND

CD_R

C746

1U(R)

19

CD-GND

R184

NC

+12V

R534

4.7K C747

1UCD_IN_R

20

RA

R144

0(R)

APGND

(26,27)

CD_R

CD-R

33

R563

0

MIC1

R535

4.7K

AGND

DCVOL

JD3

VDDAC

R567

0

NC

(26)

MIC1

C748

1U

21

40

R568

0(R)

+12V

(14,18,26,28,32,34)

MIC1-L

JDREF

(26)

LFE

LFE

C749

1U

22

MIC1-R

SPDIFI/EAPD

47

AMP_MUTE

SPDIF-OUT

C776

0.01UF

NC

48

+5VCDROM

(26)

LINE-L

LINE-L

C750

1U

23

LINE1-L

DVSS1 DVSS2

AVSS1

AVSS2

SPDIFO

LINE-R

C751

1U

24

C777

0.01UF

NC

+5VCDROM

(26,27)

(26)

LINE-R

LINE1-R

C783

C781

C779

C777

C830

C232

1U

NC

+3VS

C786

C784

ALC850

0.01U

0.1U

0.01U

0.01U

0.01U

4 7

26 42

C233

1U

NC

0.01U

+3VS

(2,8,9,10,11,12,13,14,15,16,19,20,21,22,24,27,29,31,32,3

0.01U

C780

C778

C776

C774

C782

C743

1U

NC

0.01U

0.1U

0.01U

0.01U

0.01U

AGND

C744

1U

NC

f=1/(2πR3C2)=1KHZ, so

VDDAC

AGND

C562

1UF

R463

20K

C2=8200P

CHSEL

R188

10K

C584

1UF

R464

20K

C540

8200P

R187

D

AMP5V

T

Q55

R427

20K

10K

G

2N7002

19

18

AGNDS

MUTE R480

0

U49

7

60MIL

GPIO1

HP_SENSE

21

HP sense

Q56

G

(28) PRE_OUT_L

PRE_OUT_L

C135

1U

5

Mute

3

2N7002

FRONT-L

C603

1U(R)

APGND

4

Mode

GainSel

ControlVol

L2in

L2fin

SPDIF-OUTD

(28)

FRONT-L

S

R476

20K

13

17

R426

0.1(0805)

G

Q54

LOUT-LC604 1U(R)

12

Left Dock

DC

-Left Out

JSPK3

2N7002

R477

20K

APGND

Left in

2

(28)

FRONT-R

FRONT-R

C607

1U(R)

11

15

R425

0.1(0805)

SurrBack-L

S

D

SPDIF/SurrB-L

Beep

+Left Out

1

SPDIF/SurrB-L

(26)

LOUT-RC605 1U(R)R478

CHSEL

Q53

20K

10

Right in

CON2S

G

9

PRE_OUT_R

C134

1U

R479

20K

Right Dock

2N7002

(28) PRE_OUT_R

6

28

R460

0.1(0805)

SurrBack-R

SurrB-R

AMP5V

Vdd

+Right Out

S

D

SurrB-R

(26)

16

C552

C549

C594

27

Vdd

Vdd

26

R465

0.1(0805)

-Right Out

1UF 0.1UF 0.1UF

1

GND

U50

8

ShutDown

GND

14

Bypass

LOUT-LC685 0.033U(R)R524

10K

R503

10K

C635 0.033U(R)LOUT-R

GND

(26,28)

LOUT-L

4

L_LINE IN

R_LINE IN

21

LOUT-R

(26,28)

20

R2in

R2fin

APGND

23

GND

PRE_OUT_L

C683 0.033U

5

20

C606

0.033U PRE_OUT_R

GND

L_HP IN

R_HP IN

C684

C682

C634

C636

22

2

24

25

APA4835

R525

R504

60MIL

(26)

L_OUT+

1000P

10K

0.22U

0.22U

10K

1000P

APGND

R_OUT+

(26)

JSPK1

MUTE

L84

FCM1608K-121

L_OUT+

15MIL

APGND 3

22 APGND

60MIL

R_OUT+

L39

FCM1608K-121

JSPK2

C551

C550

T

1

L_OUT+

R_OUT+

1

0.1uF 4.7U(0805)

L83

FCM1608K-121

L38

FCM1608K-121

2

L_OUT-

15MIL

10

L_OUT-

R_OUT-

15

60MIL

R_OUT-

2

JSPK5

CON2

CON2 JSPK4

L57

FCM1608K-121

6

L_BYPASS

R_BYPASS

19

L52

FCM1608K-121

1

APGNDAPGND

R466

20K

1

MUTEOUT

HP_SENSE

L53

FCM1608K-121

2

L56

FCM1608K-121

8

SHUTDOWN

SE/BTL#

14

HP_SENSE

(26)

2

OPVCC

9

16

CON2S

C585

1UF

R475

20K

CON2S

AMP5V

L92

7

MUTE OUT

HP/LINE#

D35

C586

8200P

FCM2012V121

18

VDD

MUTE IN

11

MUTE

C

A

AMP_MUTE

C548

1UF

R443

20K

C681

VDD

D

R729

10K

C679

C602

C632

C680

4.7UF(0805)

1

GND/HS

R502

R523

Q46

ISS355(R)

12

2

C633

C631

2N7002

4.7U(0805) 4.7U(0805) 0.1UF 0.1UF

GND/HS

NC

T

H8_MUTE

13

17

G

R509

100

H8_MUTE

(24)

GND/HS

NC

T

4.7UF(0805)0.1UF S

24

23

D

GND/HS

NC

T

1K

10K

Q6

D04

2N7002(R)

APGND

TPA0202

OPVCC

APGND

G R137

0

AMP_MUTE

S

B - 26 CODEC ALC850