LG 715T1852 Schematic

				Q910	J916
VCC2			2	3				!
				PMBS3906	100 1/6W		3
						1	Q904
!
			1K 1/8W	1	R960		PMBS3904	C901
						2
			R955		470 1/8W		2	1000PF/250V
				10K 1/8W
				R922	ZD906		VCC3
					RLZ16B
		100K 1/8W		3		1	NCP1377	VCC 1000PF/250V
		R920						C900
			1	Q903			13.8 ON		C930	R940
				PMBS3904
	D904	+ C920					20V	!
D901	UF4003PT		C919	2
1N5406		22uF/50V	0.1uF	B+					2200PF/1KV	22 /2W
	NR901				FB901				T901
					BEAD

L907

1

t

2

1

7

C931

+

C932

6 5

2 1

FB903

1000uF/35V +

C974

D902

SCK055

BEAD

1000uF/35V

C933

0.01UF/1KV

YG972S6R

+

+

C921

C985

C929

10

1000uF/35V

FB905

C907

R925

0.01UF/1KV

11

BEAD

PX 150uF/450V

22*41

C906

0.01UF/1KV

0.01UF/1KV

47K 3W

7

9

PX 150uF/450V

22*41

63CTQ100

D932

R915

C922

D906

D907

C911

330K 1/8W

0.01UF/1KV

1uF/450V

!

R908

D903

BA159G

BA159G

3

12

R907

0 1/10W

LL4148WP

R903

68K 1/10W

!

R926

620K 1/8W

R909

5

22 1/10W

Q901

R949

20K 1/10W

!

VCC2

!

L903

20K 1/10W

9

100uH

R904

2SK3679

C923

R927

6

8

620K 1/8W

R910

82PF

10K 1/10W

20K 1/10W

R916

IC902

VCC3

D908

8

7

6

5

330K 1/8W

1

Demag

HV

8

LL4148WP

C910

+

VCC

OUT

GND

ZCD

2

FB

N.C

7

1uF/450V

R905

C913

!

0 1/8W

C914

22uF/50V

FB

COMP

MUL

IS

R911

C926

3

GND

Drv

6

R928

2SK3679

FMB29L

D910

L906

0.1uF

330 1/10W

4

5

22 1/10W

FA5500AN

CS

Vcc

Q902

4

IC901

R912

R917

470PF

C938

R939

0.15 3W

330K 1/8W

NCP1377

C924 +

C973

ZD910

R929

!

+

1

2

3

4

C925

2

RLZ18B

1000PF/1KV

47 /1W

C918

0.1uF

0.1uF

20K 1/10W

3.5UH

2

3

330PF/50V

47uF/50V

R935

+ C939

C941

BD901

1

20K 1/10W

!

470uF/25V

-

D25XB60

R938

R930

1000uF/25V

R906

C915

18K 1/10W 1%

1

11K 1/10W 1%

0.01uF

R914

R919

100 1/10W

10K 1/10W

FB904

10K 1/10W 1%

C927

BEAD

C916

IC111

1500PF

R931

220pF

C917

0.47uF/25V

1

OUT

GND

4

0.39 3W

2

3

D111

2

VIN

N.C

3

!

L911

R111

R112

R113

NCP305

BA159G

4.7M 1/8W

4.7M 1/8W 4.7M 1/8W

1

4

C112

R941

R989

C111

0.1uF

C969

470 1/6W

JUMPER

0.01UF/1KV

R114

BD901 H.S.

C908

330K 1/8W

10K 1/10W

0.22uF/250V

R983

C957

R944

47 1/2W

0.001uF/500V

4700PF

R990

!

B+

+12VP

R942

43K

1/10W 1%

C902

C905

4

1

2K 1/10W

1000PF/250V

1000PF/250V

3

D924

IC910

FB902

FME-220B

PC123FY2 4P

!

!

L921

L

BEAD

T903

2

C944

6

3

2

C943

0 1/10W

0.1uF

O

12

+ C959

+ C960

+

R943

2

3

R971

11

1

2

ZD920

R946

680uF/25V

680uF/25V

C972

0.1uF

!

C950

100K 2W

R984

C958

PTZ9.1B

15K 1/10W 1%

L902

R965

1500pF/1KV

O 10

47 1/2W 0.001uF/500V

470UF/25V

R945

1

4

VCC1

D900

L922

L

IC921

10K 1/8W

1

0 1/10W

C909

D916

BA159GPT

8

3

KIA431

4

R947

0.22uF/250V

UF4003PT

2

7

2

+ C962

+ C956

+

1.5K 1/10W 1%

!

+

C951

R973

D921

1000uF/25V

1000uF/25V

C963

O 9

C912

ZD904

22uF/50V

2R2 1/8W

N.C FMW-2156

470UF/25V

C903

C904

0.1uF/50V

22Vz

2

1O

1

1000PF/250V

1000PF/250V

!

!

D920

8

6

LL4148WP

Q907

IC905

1

R975

AO4411

L901

L904

HV

VCC

R976

2

Q900

220 1W

VCC1

2

S1

D1

7

LD7575

LD7575

1

8

L

L

7

5

1

STP10NK70ZFP

VCC2

R987

3

S1

D1

6

N.C

OUT

Q914

4

S1

D1

5

1

RT

CS

3

10 1/8W

3

C955

33K 1/10W

G1

D1

0.0022uF/250V

2

3

R974

GND

COMP

R977

R997

2

R900

R902

2

PMBS3906

100K 1/10W

10K 1/10W

470 1/4W

390K 1/8W

390K 1/8W

ZD921

ZD922

R966

1K 1/10W

1

!

!

!

4

2

RLZ13B

RLZ5.1B

R979

1

1

1K 1/10W

R901

390K 1/8W

C952

R978

R985

RV901

220pF/50V

0.3 2W

D915

R986

R991

Varistor

LL4148WP

D917

10K 1/8W

1K 1/10W

2K 1/8W

LL4148WP

!

R934

R998

33K 1/10W 1%

IC912

PC123FY2 4P

3

!

F901

!

C953

R999

4

1

SCR901

4

1

R923

10K 1/10W

2

5A/250V

470PF/25V

3.6K 1/10W 1%

2N5060

IC904

1K 1/10W

! 3

!

PC123FY2 4P

1

D911

3

2

R921

3 2

Q915

N.C LL4148WP

10K 1/10W

PMBS3904

R988

C966

C965

1

3 2 1

0.1uF/50V

0.1uF/50V

1K 1/10W

C954	R981	2	C964
			0.1uF	3	R993
0.1uF/50V	100K 1/10W	R932
CN901		1K 1/4W	Q923	1	C967
			PMBS3904		1uF
3P/3.96mm		R924			1K 1/10W
		IC911		2
		KIA431
		1K 1/10W		C968	R992
		R933		0.1uF	1K 1/8W
		2.4K 1/10W 1%

24VI

24V

FOR BACKLIGHT

24V/5.7A

L905

CN921

RJ901

1

1

2

2

+

+ C935

8m

3

+

3.5UH

4

C934

470uF/35V

C936

5

1000uF/35V

0.1uF

6

7

8

9

10

11

R951

12

R950

1K 1/16W

R952

13

1K 1/16W

1K 1/16W

14

3

4

14P/2.0mm

Vip IC931Vin

R953

CN922

5

Vcc

out

1

1K 1/16W

Q921

PMBS3904

Vss

1

2

2

R954

C970

3

FP130

68K 1/10W

0.1uF

4

5

6

C940

7

D923

0.01uF

8

1N4148

9

+18VI

10

F902

+18V

S_PROTECTION

10P/2.0mm

R30-250(30V/2.5A)

+

R913

!

1K1W

+12VP

CN923

+5VP

1

2

3

4

5

6

7

8

9

10

PS

11

12

C945

C946

C947

0.1uF

0.1uF

0.1uF

12P/2.0mm

ZD905

MTZJ15B(13.89~14.62V)

2

2

ZD903

MTZJ27B(24.97~26.26V)

1

1

D913

D918

LL4148WP

LL4148WP

S_PROTECTION

F903

0 1/8W

+12VP

C961

0.1uF

S_PROTECTION	PS

R994

1.5K 1/10W

R995

1K 1/10W

Title

715T1852-C

Size	Document Number						Rev
	Custom	TCL 37" TV					A
Date:			Sheet	1	of	2

47