50PH6710-TD (CHASSIS:PA32B) - LG TV Service Manual (repair manual). Page 24

TH

ER

MA

L

THE    SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORATES
SPECIAL FEATURES IMPORTANT FOR PROTECTION FROM X-RADIATION.
FILRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS 
ESSENTIAL THAT ONLY MANUFATURES SPECFIED PARTS BE USED FOR
THE CRITICAL COMPONENTS IN THE    SYMBOL MARK OF THE SCHEMETIC.

I2C_SDA1

I2C_SCL1

C3809

1uF

50V

SPK_L+

P_+17V

C3801
0.1uF

16V

L3804

10.0uH

Coil_TAIYO

L3805

10.0uH

Coil_TAIYO

SPK_L-

C3821

68uF

35V

SPK_L-

+3.3V_AMP

C3824
1000pF
50V

C3825
1000pF
50V

C3817
0.22uF
50V

C3818
0.22uF
50V

C3820
0.22uF
50V

C3815
0.22uF
50V

SPK_R-

SPK_R+

C3816

0.1uF

50V

C3812

1uF

50V

C3823
1000pF
50V

L3803

10.0uH

Coil_TAIYO

C3805
0.1uF
16V

C3819
0.22uF
50V

+3.3V_AMP

P3801

WAFER-ANGLE

1

2

3

4

C3822
1000pF
50V

AUD_MASTER_CLK

AUD_LRCH

SPK_R-

C3811
330pF
50V

C3803
33pF
50V

OPT

+3.3V_AMP

+3.3V_MULTI

C3808

0.1uF

50V

C3813

0.1uF

50V

C3814
0.22uF
50V

C3804
33pF
50V

OPT

R3803

0

AUD_LRCK

SPK_R+

C3802
2.2uF

10V

L3802

10.0uH

Coil_TAIYO

SPK_L+

C3810
330pF
50V

AUD_SCK

C3806

0.1uF

16V

AMP_RESET_N

L3801

BLM18PG121SN1D

C3807
0.1uF
50V

L3812

10.0uH

Coil_GET

L3813

10.0uH

Coil_GET

L3814

10.0uH

Coil_GET

L3815

10.0uH

Coil_GET

R3802

0

R3810

39

R3812

39

R3813

39

R3811

39

AMP_MUTE

R3804

0

C3826
0.1uF
16V

IC3801

STA380BWF

1

VCC_REG

2

VSS_REG

3

OUT2B

4

GND2

5

VCC2

6

OUT2A

7

OUT1B

8

VCC1

9

GND1

10

OUT1A

11

VDD_REG

12

GND_REG

1

3

N

C

_

1

1

4

N

C

_

2

1

5

N

C

_

3

1

6

N

C

_

4

1

7

N

C

_

5

1

8

N

C

_

6

1

9

N

C

_

7

2

0

N

C

_

8

2

1

N

C

_

9

2

2

N

C

_

1

0

2

3

N

C

_

1

1

2

4

N

C

_

1

2

25

NC_13

26

NC_14

27

NC_15

28

VDDDIG1

29

GNDDIG1

30

FFX3A

31

FFX3B

32

EAPD/FFX4A

33

TWARNEXT/FFX4B

34

VREGFILT

35

AGNDPLL

36

MCLK

3

7

B

I

C

K

I

3

8

L

R

C

K

I

39

SDI

40

RESET

41

PWDN

42

INTLINE

43

SDA

44

SCL

45

SA

46

TESTMODE

47

GNDDIG2

48

VDDDIG2

49

[EP]

L3806

UBW2012-121F

GP4_MT5369

58

2011.11.21

AUDIO[ST]

SPEAKER_R

SPEAKER_L

STA380BWF