Daewoo DVG - 8400N, DVG - 5300N service manual AV Filter Schematic Circuit Diagram

AV FILTER SCHEMATIC CIRCUIT DIAGRAM

[ 1,4 ]		VCCA	VCCA
			-P12V
	[ 1 ]	-P12V
			+P12V
	[ 1 ]	+P12V	+12V
	[ 4 ]	+12V
			RMAIN
	[ 4 ]	RMAIN	LMAIN
	[ 4 ]	LMAIN
			LFE
	[ 4 ]	LFE	CENT
	[ 4 ] CENT		RREAR
	[ 4 ] RREAR
			LREAR
	[ 4 ] LREAR
	[ 4 ]	+5VV	+5VV
	[ 4 ]	SY/Y/R	SY/Y/R	[ 1,2,3,4 ]	AGND
	[ 4 ]	SC/U/G	SC/U/G
	[ 4 ] CVBS/V/B		CVBS/V/B
[ 4 ]	CVBS_SCART		CVBS_SCART
			SCART-TV	[ 1,2,3,4 ]	VGND
[ 4 ] SCART-TV
[ 4 ]	VIDEO_MODE		VIDEO_MODE
	[ 2 ]	MUTE	MUTE
	[ 2 ] MICMUTE		MICMUTE
	L21	FB 1206

+P12V									+12V
		C181	+C182			C183		C184	C185
		0.1u	220u			0.1u		0.1u	0.1u
L23										-12V
-P12V
FB 1206		C191				C193		C194	C195
				C192
		0.1u				0.1u		0.1u	0.1u
			+	220u
[ 1,2,3,5 ] GND	GND
					D11 1N4148
+12V					1			2
	2
											+
		D12	R120						2		C201
			6.8k								470U
C202220U/25		1N4148			R121		2.2k	1
	1
	+
		+5VA								Q16
										SS8550
									3
		1			2
		D13		1N4148				+
		R126						C240
								220U
		10K				2
MUTE				1				Q17
	R130 NC
							SS8550
		-12V				3					A_MUTE
		R131			470K
+5VA
	R136	R137
	4.7K	1M			2					R139	470
								MIC_IN
MICMUTE		1				Q20
											3
	R142	10K				3906		R143		1K
											1
		R144	100K3
	-12V					R145		100K			Q21
											3904

AGND

VGND

MICIN

MICIN

RMAIN

MICIN

LMAIN

RREAR

LREAR

LFE

CENT

C169

R94

10k

R95

18k

+

10u

C170

-12V

C171

150p4

C172

R98

L19

+

2

U15A

10u

470

-

1

+

3

A-R

10u

R96

10k

C173

R97 3.3k

3

+

NJM4580

FB 1206

1000p

8

SSOP8

R99

C174

A_MUTE

1

+12V

100K

R100

1K

Q12

1000P

3904

+P12V

1

CN11

2

1

A-L

2

A-R

3

2

3

R102

4

C175

R101 10k

18k

CVBS_SCART

5

4

+

6

5

SY/Y/R

7

6

10u

C176

-12V

SC/U/G

8

7

8

CVBS/V/B

9

150p

VIDEO_MODE

VIDEO_MODE

10

9

C177

10

4

C178

R105

L20

0V CVBS MODE

+5VV

11

11

+

U15B

12

6

10u

470

5V

RGB MODE

12

-

7

+

SCART-TV

13

10u

R103

10k

C179

R1043.3k

5

3

A-L

13

+

NJM4580

FB 1206

1000p

8

SSOP8

R106

C180

A_MUTE

1

13P 2MM

+12V

100K

R107

1K

Q13

1000P

3904

2

R108

18k

C186

-12V

C187

150p4

C188

R111

+

2

U16A

L22

10u

470

-

1

+

3

A-RR

10u

R109

10k

C189

R1103.3k

3

+

NJM4580

FB 1206

1000p

8

SSOP8

R112

C190

A_MUTE

1

CP2

S-video

+12V

100K

R113

1K

Q14

1000P

3904

CVBS_SCART

6

7

2

R114

18k

SY/Y/R

4

5

SC/U/G

C196

-12V

2

3

C197

150p4

C198

R117

8911011

+

6

U16B

10u

470

L24

10u

-

7

+

3

A-LR

R115

10k

C199

R1163.3k

5

+

NJM4580

FB 1206

1000p

8

SSOP8

R118

C200

A_MUTE

1

+12V

100K

R119

1K

Q15

1000P

3904

2

R122

18k

C203

-12V

CP3

150p

A-L

9

9

C204

4

C205

R127

L25

+

2

U17A

10u

470

A-R

8

8

-

1

+

3

A-LFE

10u

R123

10k

C206

R1243.3k

3

5

5

+

NJM4580

FB 1206

A-LR

6

1000p

SSOP8

R128

A_MUTE

1

6

8

+12V

100K

C207

R129

1K

Q18

A-RR

4

4

1000P

7

3904

A-C

7

2

1

1

R132

A-LFE

2

2

18k

3

3

C208

-12V

AV3X2

C209

150p4

C210

R138

L26

+

6

U17B

10u

470

-

7

+

3

A-C

10u

R134

10k

C211

R1353.3k

5

+

NJM4580

FB 1206

1000p

8

SSOP8

R140

C212

A_MUTE

1

+12V

100K

R141

1K

Q19

1000P

3904

2

2

CN12			+12V
	L27	FB 1206
4
	L28	FB 1206
3	L29	FB 1206	MIC_IN
2	L40	FB 1206	A-R
1	L41	FB 1206	A-L

4P 2.5MM

	H1		H2
	CIRDIN_9-R		CIRDIN_9-R
1	9	1	9
2	8	2	8

3 7 3 7

4 5 6	4 5 6
C213	C214
1000pF	1000pF

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