Clevo M575A manual Sheet 23 Pre Amp AP8202, Front-L, Prerout

Schematic Diagrams

Pre Amp AP8202

B.Schematic Diagrams

Sheet 23 of 40

Pre Amp AP8202

20 AC97_OUT_R

R591

10K

C283

10UF/6.3V

22 FRONT-R

C284

10UF/6.3V

20 AC97_OUT_L

R592

10K

C287

10UF/6.3V

22 FRONT-L

C286

10UF/6.3V

R210

R207

51K

51K

VR4

6.8K

R493

10K

R494

WOWO_VDD

10K

C282

C281

R216

2.2K

C651

0.1UF

R217

2.2K

C650

0.1UF

0.1UF

10UF/6.3V

VR2

5.1K

R218

R213

C652

44 43 42 41 40 39 38 37 36 35 34

10K

U37

VR3

10UF/6.3V

10K

RFOUT NC4 RFOCUS BUFL BUFR LIN RIN VCC FWRIN COMPC2

5.1K

R208

*0

1

33

LFOUT

GAININ

VR5

6.8K

R492

10K

2

32

R211

*0

LFOCUS

NC3FOCUSBYPB

3

31

CB3

AP8202Q

BASSBYPB

TR7

62K

4

30

0.1UF

CB3B

GND

TR1

22K

C641

5

29

C278

4.7UF/10V

CB2

COMPI

R495

0

PRE_ROUT

22

6

CB2B

ROUT

28

TR2

4.7K

C642

0.1UF

7

27

R496

0

PRE_LOUT

22

CB1

LOUT

8

26

C280

22PF

CB1B

LWNI

9

25

FOUT

LWPI

10

24

R499

R206

R498

R497

MIXOUT

NC1 BP2B BP1B BP1 MODE VREF VREFB TBGAIN LWO NC2

RWNI

VR1

62K

TR8

39K

11

23

TR4

18K

C643

0.1UF

R209

BP2

RWO

RWPI

TR3

3K

C644

0.1UF

10K

15K

30.1K

8.66K

AP8202Q

12 13 14 15 16 17 18 19 20 21 22

0.1UF

TR9

30K

8.87K

C288

R214

15K

C279

C655

C654

TR5

15K

C645

0.082UF

R212

TR6

2.2K

C646

0.1UF

R215

0.1UF

C289

0.001UF

VR6

62K

0.1UF

0.018UF

C653

22PF

C285

20K

15K

4.7UF/10V

Q7

WOWO_VDD

E

C

*DTA114EUA

B

D

+5VCDROM

WOWO_VDD

G

Q8

L75

25 SRS_CNTL#

*2N7002

HIGH

BYPASS

S

HCB3216K-800T30

LOW

SRS

B - 24 Pre Amp AP8202