LG Electronics 47LE730N Kim Jong Hyun, Copyright 2010 LG Electronics. Inc. All rights reserved

+3.3V_NORMAL

IC8800

AP1117E18G-13

IN 3 Vd=1.4V 1 ADJ/GND

2

C8800 OUT 0.1uF

16V

+1.8V_AMP

R8800 1

C8802	C8803
10uF	0.1uF
10V	16V

+24V +24V_AMP

L8803

MLB-201209-0120P-N2

C8827 0.1uF 50V

CCFL = 20V

Edge_LED 32~47 Inch = 20V

120 mA

55 Inch & IOP Module = 24V

+24V_AMP

+3.3V_NORMAL

BLM18PG121SN1D L8802

AMP_RESET_N

C8820

0.1uF

50V

C8819

22000pF

50V

PGND1A 2

PGND1A 1

OUT1A 2

OUT1A 1

PVDD1A 2

PVDD1A 1

PVDD1B 2

PVDD1B 1

OUT1B 2

OUT1B 1

PGND1B 2

PGND1B 1

EP PAD

	D8800
EMI	1N4148W	R8812	R8819
	100V	12	12
R8809	OPT

3.3C8835

				EMI			390pF
							50V
			C8826	C8832
		C8824	10uF	0.01uF
		0.1uF	35V	50V			C8836
		50V					390pF
				D8801			50V
				1N4148W			R8813	R8817
					100V	12		12
	C8823				OPT
	22000pF
	50V
		C8825
		1uF
BST1B	VDR1B	25V

L8805

AD-9060

2S 2F

1S 1F

15uH

			SPK_L+
		R8820
	C8841
	0.1uF	4.7K
0.47uF	50V		SPEAKER_L
C8839
50V
	C8842
	0.1uF	R8821
	50V	4.7K
			SPK_L-

C8808

56

55

54

53

52

51

50

49

48

47

46

45

44

43

1000pF

50V

AUD_MASTER_CLK

C8816

BST1A

1

42

NC

C8828

VDR1A

2

THERMAL

41

VDR2A

25V1uF

C8830

+1.8V_AMP

1uF

25V /RESET

3

57

40

BST2A

22000pF

D8802

R8814

R8818

C8811

AD

4

39

PGND2A_2

50V

1N4148W

12

12

+1.8V_AMP

0.1uF

DGND_1

5

38

PGND2A_1

100V

BLM18PG121SN1D

OPT

BLM18PG121SN1D

DVDD_PLL

OUT2B_1

GND_IO

6

IC8801

37

OUT2A_2

C8837

CLK_I

OUT2A_1

390pF

L8801

7

36

50V

C8810

VDD_IO

8

35

PVDD2A_2

L8800

C8806

1000pF

EAN60969601

C8838

50V

DGND_PLL

9

34

PVDD2A_1

100pF

390pF

R8806

AGND_PLL

10

33

PVDD2B_2

D8803

50V

50V

3.3K

LF

11

NTP-7000

32

PVDD2B_1

1N4148W

R8815

R8816

100V

12

12

AVDD_PLL

12

31

OUT2B_2

OPT

13

30

+24V_AMP

OPT

OPT

GND

14

29

PGND2B_2

C8801

C8804

10uF

0.1uF

C8805

C8807

15

16

17

18

19

20

21

22

23

24

25

26

27

28

10V

16V

10uF

0.1uF

10V

16V

+1.8V_AMP

DGND 2

DVDD

SDATA

WCK

BCK

SDA

SCL

MONITOR0

MONITOR1

MONITOR2

/FAULT

VDR2B

BST2B

PGND2B1

0.1uF

0.1uF

35V

C8831

C8833

C8834

10uF

50V

50V

OPT

C8822

C8815

10uF

C8818

1uF

10V

0.1uF

25V

C8829

16V

22000pF

50V

AUD_LRCH

R8801

100

R8807

R8802

100

AUD_LRCK

0

R8803

100

POWER_DET

AUD_SCK

C8821

OPT

R8804

100

SDA1_3.3V

1000pF

SCL1_3.3V

R8805

100

50V

+3.5V_ST

C8809

C8812

C8813

C8814

C8817

33pF

33pF

47pF

47pF

47pF

50V

50V

50V

50V

50V

R8810

EMI

EMI

EMI

R8808

100

10K

C

Q8800

B

R8811

AMP_MUTE

2SC3052

10K

E

L8804

AD-9060

2S 2F

1S 1F

15uH

			SPK_R+
	C8843	R8822
0.47uF	0.1uF	4.7K
			SPEAKER_R
C8840	50V
50V	C8844	R8823
	0.1uF	4.7K
	50V		SPK_R-

WAFER-ANGLE

R8824

0

SPK_L+

4

R8825

0

SPK_L-

3

R8826

0

SPK_R+

2

R8827

0

SPK_R-

1

P8800

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.

KIM JONG HYUN

BCM (EUROBBTV)	2009.06.18
NTP7000	38

Copyright © 2010 LG Electronics. Inc. All rights reserved.
Only for training and service purposes	LGE Internal Use Only