Intel M570TU Schematic Diagrams, Sub Woofer, Audio Amp B, Sheet 26 of, s o C454=8200P, A Pa

Schematic Diagrams

AUDIO AMP

5VS

5VS_AMP

EMI

L75

1

2

HCB2012KF- 500T40

C474

C829

C830

C460

C465

C468

C435

0. 1u_10V_04

10U_10V_08

*10U_10V_08

0.1u_16V_04

*0.1u_16V_04

*0.1u_16V_04

0.01u_50V_04

5VS

MUTEAPM#

3/15_Cost down

3/15_Cost down

AUDG

R696

5VS_AMP

JSPK2

D

2

2

10K_04

SPKOUTR+

1

Q78

3/15_Cost down

1

SPKOUTR-

MUTEAPM

G

2N7002

SPKOUTL+

C

S

SPKOUTL-

2

2

1

1

H822 KBC_MUTE#

B

10K

R697

C472

C438

C437

C41

C39

JSPK1

100K_04

*180P_04

*180P_04

*1u_10V_06 *0.1u_16V_04

0.1u_16V_04

10K

Q79

E

C462

0.1u_16V_04 Z2601

DTC114EUA

C42

C40

28 26

1 20 10

*180P_04*180P_04

AUDG

U34

C820

1u_10V_06 Z2602 R311

3

27 SRS_ROUT

4.7K_04 Z2606

R_IN_AMP

BEEP SD#

VDD PVDD

PVDD

R_OUT+

C817

1u_10V_06

Z2603

R297

4.7K_04 Z2607

5

22

R_OUT+_C

L66

2

1 BK1005HS121_04

SPKOUTR+

27 SRS_LOUT

L_IN_AMP

21

R_OUT-_C

L63

2

1 BK1005HS121_04

SPKOUTR-

4. 7u_6.3V_06 Z2604

Z2608

R_OUT-

C464

R310

39K_04

4

25 R_HP_OUT_A

R_IN_HP

8

L_OUT+_C

L64

2

1 BK1005HS121_04

SPKOUTL+

C431

4. 7u_6.3V_06 Z2605

R298

39K_04

Z2609

6

L_OUT+

25 L_HP_OUT_A

L_IN_HP

Sheet 26 of 42

9

L_OUT- _C

L62

2

1 BK1005HS121_04

SPKOUTL-

5VS

L_OUT-

A PA 20 56

R323

100K_04

HP_EN R645

10K_04

Z2610 27

AMP_EN#

18

JHEADPHONE-L

JHEADPHONE-L 25

AUDIO AMP

R322

HP_EN

MUTEAPM#

R_HP_OUT

17

JHEADPHONE-R

JHEADPHONE-R 25

R694

51K_04

24

C866

L_HP_OUT

10K_04

C

Z2611

12

CP+

Z2614

4.7nF_16V_04

C804

19

R637

0_06

C806

HPVDD

5VS_AMP

1u_10V_06

11

C809

CPVDD

C near CP+ and CP-

Z2612

14

C808

C816

*680PF_04

*680PF_04

B

10K

CP-

GND

CPGND PGND

PGND

BYPASS

Z2613

15

GND

1u_10V_06

0.1u_16V_04

16

CPVSS

10K

HPVSS

AUDG

AUDG

C803

25

VBTL#

Q68

E

1u_10V_06

29

13 7

23

25

APA2056

DTC114EUA

2

Z2615

C819

C822

5VS

AC97_VDD

SUB WOOFER

S18

1u_10V_06 0.1u_16V_04

L65

1

2

2

1

HCB2012KF- 500T40

AUDG

SHORT_1MM

C810

1u_10V_06

AUDG

PJ5

PJ8

C813

C434

Z2622

R292

20K_06

1u_10V_06

C427 8200P_50V_06

f=1 /(2p* R273*C4 54)=1 KHZ,

1

2

1

2

10U_10V_08

10U_10V_08

C805

Z2623

R293

20K_06 Z2624

Z2625

T

Z2626

s o C454=8200P

2mm

2mm

R290

AUDG

AUDG

AC97_VDD

AUDG

51K_06

PJ7

PJ6

3

7

19 L2in

18

60MIL R632

1

2

1

2

U33

1u_10V_06

R287

Z2617 13

SelGain

ControlVol

L2fin

17

HP_EN

R324

1K_04

Z2616

21

HP sense

MUTE

5

2mm

2mm

Mut e

AUDG 4

AUDG

AUDG

Mode

25

LFE_OUT

C428

Z2621

R633

20K_06

Z2618 12

Left Dock

DC

-Left Out

0.1_08

JSPK3

20K_06

Left in

Z2630

1

AUDG 11

15

Z2627 R6300.1_08

Z2631

Beep

+Left Out

2

1u_10V_06

R636

Z2619 10

CON2S

25

RGH_OUT

C812

*20K_06

Right in

Z2620 9

R635

Right Dock

EVT

AC97_VDD

20K_06

6

Vdd

+Right Out

28

Z2628

R642

16

Vdd

C807

C814 C446 C440

27

*0.1_08

2007/12/15

Vdd

-Right Out

26

Z2629

R639

22U_6.3V_08

0.1u_16V_04

1

AUDAGND

MUTE

1u_10V_06

0.1u_16V_04

8

GND

Bypass

ShutDown

R2in

R2fin

*0.1_08

23

GND

14

GND

20

GND

GND

AUDG

29

22

24

APA4835L

R640

2

25

60MIL

10K_04

MUTEA

Z2634 T

Z2635

Z2636

PM

AUDG

C811

C441

0.1u_16V_04 4.7U_25V_08

AUDG

AUDG

AUDG

R285 16K_06

1u_10V_06

R634

20K_06

C444

2007/2/27

1u_10V_06

C423

Z2632

C433

Z2633

R291

20K_06

8200P_50V_06

2,3, 5, 9,12 13, 14, 15, 16, 19, 20, 21, 22, 23, 24, 25,28,30,33,35,37

3.3VS

12, 13, 15, 16, 17, 23, 24,25,28,33,37,38

5VS

B.Schematic Diagrams

AUDIO AMP B - 27