Sony KP-43T70C, KP-61SV70C, KP-53SV70C service manual TUNER, VIDEO, Audio IN/OUT

BLOCK DIAGRAM (2)

TU151	IC1101
MAIN TUNER	A/V SWITCH

IC1702

COMB FILTER

DET OUT 2	BUFFER		63	MTV V
	Q152
L OUT			62	MTV L
R OUT			64	MTV R
DET OUT	H.SEP	MTUH
	Q004
AFT OUT		AFT OUT
ST IND		ST IND
SAP IND		SAP IND	TO A BOARD
	SWITCH		SYSTEM CONTROL
RF AGC		RF AGC	BLOCK
	Q151
MODE		MODE
F MONO		F MONO
MUTE		MTU AUMT

MAIN V OUT

41

VIDEO BUFFER Q1103,1104

BUFFER Q1701

FL1701

BUFFER	ADIN	COUT	23
41
Q1702,1703
		YOUT	25
11	CKIN

BUFFER Q1704

BUFFER Q1705

FL1702

FL1703

BUFFER Q1707,1708

BUFFER Q1706,1709

43

45

CIN2

Y IN2

COUT2

Y OUT2

37

39

BUFFER

Q1102

IC1903

YUV SWITCH

INH 6

6

			ML OUT1
	SDA	SDA	HR OUT1
	SCL	SCL
	TU152		52	ML OUT1
	SUB TUNER		54	HR OUT1
	DET OUT	BUFFER	60	STV V6
		Q153
	DE-EM OUT		59	STV L6
		H.SEP	61	STV R6
			STUH
		Q001
	AFT OUT		STUAFT
	MUTE		STUAUMT
ANT	SDA	SDA	TO A BOARD
			SYSTEM CONTROL
SW	SCL	SCL
			BLOCK

C2 Y2 SSW-2

V2

L2

R2

5

3

7

1

2

4

CN1702

10FR C IN

7 FR Y IN

9 FRONT SW

5FR V IN

3FR L IN

1FR R IN

CN1253
FR C OUT	10	3	4
FR Y OUT	7	1	2
FRONT SW	9
FR V OUT	5
FR L OUT	3
FR R OUT	1
	HB (1/2)

J1251

VIDEO2

IN

S VIDEO

VIDEO

L(MONO) AUDIO R

Y OUT

U OUT

V OUT

15

14

4

1

CN004
ANT SW1	3	SWITCH	ANT SW1
		Q005
		SWITCH
ANT SW2	1		ANT SW2
		Q003

SCL	33	SCL
SDA	34	SDA

(LINE IN 1)

V BUFFER

Q1920

13

3

	V IN
DU IN	U IN
	Y IN
DV IN

5

12

2

		IC1701
		5V REG
+11V	I	O	REG 5V

YBUFFER Q1914

1

	DVD SW
DY IN	DVD SW
	DVD SW

9

10

11

J1102			12	C1
VIDEO 1	3	4	10	Y1
IN
	1		2
S VIDEO			14	SSW-1
VIDEO			8	V1
L(MONO)			9	L1
AUDIO
R			11	R1
J1101			19	C3
VIDEO 3	3	4	17	Y3
IN
	1		2
S VIDEO			21	SSW-3

VIDEO	15	V3
L(MONO)	16	L3
AUDIO
R	18	R3

SY OUT1	56
SC OUT1	58

Q1110

			BUFFER
			Q1119,1124
					BUFFER
					Q1118,1125
MUTE BUFFER		YUV MT
Q1122
			FROM A BOARD
		P MUTE	SYSTEM CONTROL
	MUTE BUFFER		BLOCK
		MTU AUMT
	Q1117
		L OUT					J1104
							L	AUDIO OUT
		R OUT					R	(VAR/FIX)
	FROM A BOARD						Q1109
	SYSTEM CONTROL
	BLOCK						Q1108
		S OUT	SAVA CONT	BUFFER	SIRCS MIX	BUFFER	J1103
			Q1121	Q1114	Q1111	Q1106,1107

J1106

Y

PB

PR

A (2/4)

24 Y4

28 SSW-4

L OUT	38
R OUT	40

TO A BOARD			CONTROL
			S
SYSTEM CONTROL	RM IN
			OUT
BLOCK
			J1105
			VIDEO
		AUDIO BUFFER	L	MONIT OR
		Q1115,1116
	AUDIO BUFFER		AUDIO	OUT
			R
	Q1112,1113
			Q1101

(TUNER, VIDEO, AUDIO IN/OUT)

Q1105

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