Sony KP-61SV70C, KP-53SV70C, KP-43T70C service manual POWERH/V Outsupply

BLOCK DIAGRAM (5)

G (POWERH/V OUTSUPPLY )

CN501

V DRIVE (+) 6

IC1501(1/2)

V ZOOMING AMP

13

12

IC1509

V OUT

7

CN1506

DY (B)

CN651

RH 10

RV 9

GH 7

MUTE

IC1502

SUB DY-DRIVE

15

18

16

14

11

13

6

9

CN1503

1	HR OUT
4	HR RET
2	VR OUT
3	VR RET
1	HG OUT

J

N

TO A

BOARD CN202

V DRIVE (-)	5
VP	4

14

7

8

6

V-SEP

Q1505

5

1

3

1RV DEF

2RV MID

3RV RET

CN1507

1GV DEF

2GV MID

3GV RET

V. DEF
	DY
V. MID	(V)
V. RET
	SUB
	DY

TO A BOARDCN402 M

GV 5

BH 3

BV 1

Q1508

MUTE Q1501

3 7

IC1506

SUB DY-DRIVE

15	18
	16
14	11
	13
6	9
3	7

4 HG RET

CN1504

2VG OUT

3VG RET

1HB OUT

4HB RET

2VB OUT

3VB RET CN1505

G

TO A

BOARD CN681

RELAY	4
OVP	8	7	8
OCP	7	1	7
	+135V	5	6

IC651

DVP OCP

STBY +5V

				IC6503
				REF. VOLTAGE
				REF.	1
			T602	CATHODE	3
IC655			SRT
+5V REG
		D667		D6530
O	I	9		6

VCC-SW

Q6508

1

CONVERTER

Q6506

PROTECT

Q6507

											CN1508
										1	BV DEF
										2	BV MID
	IC6502									3	BV RET
COMPARATOR
		IN3-		8
		IN4-		10
								T6501
3	VCC				AUDIO(+)	D671	1			IC654
									+135V REG
					AUDIO(-)	D654
									D657
						D670	2	11	1	4
						(1/2)
				+11V
8	IN3-				D655		7	12	D656	+135V
				F652		D654
				+15V		(2/2)
	1	2	13	F651			13
				-15V

	IC653			6
	+5V REG
		D660
			14	5
+5V	O	I
	IC652	D650						CN6002
	-5V REG						2	AC (L)
		D659				LINE FILTER
-5V						Q6002, 6001	1	AC (W)
	O	I
							F6001
	PH6502			1	DC IN	1
		IC6501
	FEEDBACK			3	DC IN	3
		CONVERTER		5	DC GND	5
		VS	19	CN6501		CN6005
11V		7 RT
		VD	1
	MCM SW	14 VC-1

H(+)

DY

H(MID) (H)

H(-)

DY

(G)

SAME AS

ABOVE

DY

TO A

CN1502

REGI MUTE	1
V BLK	2
D FOCUS	3
ABL	4

MUTE DRIVE

Q1509

BUFFER

Q1511

IC1507

5	(2/2)
6	7

IC502(1/4)

BUFFER

Q1503

D1504

BUFFER

Q1502

	IC1501(2/2)
	V ZOOMING AMP	IC1504
	20	2	(1/2)
			1	R/S
	21	3
	18
	11
	9
	10			LATCH
	24			Q654, 655
	23	IC1504
	22
			(2/2)
	27	6
			7	B/S
	25	5
	29
	T504			H(+)
	FBT
			HV	HV
	D529
-12V	3		MV	MV
	D533
+12V	7		4	200V
				D534

	Q6501
	VCC-SW	FULL-RECT		CN6502			CN6006
PH6501	Q6503	Q6502	RY6502	1	AC(L)OUT		1
			DBL-RECT	3	ACIN		3	FA
MAIN-SW
	MAIN-SW		Q6504
RY-DRIVE	Q6503	D6511	D6509
								(LINE FILTER)
Q652			D6510	RY6501
						MV	TO
							FOCUS
					CN503
							PACK
				3	200V			TO CG
				7	H(+)		O
				9	R/S			BOARD
				10	B/S			CN734
				6	H(-)

(B)

SAME AS

ABOVE

BOARDCN801 I L

HV PROT	5
PIN	6

1

6 D522

7

+135V

11
6	2
1	10	D532
	8
	9	D528
		T502	L504
		PMT
9			HLC
	PIN AMP
14			3
8	5

				IC1505			6		HV	TO
				1	2	7			CN1501	HV
							5
					3			3	HV, REG	BLOCK
D531	OFF.MUTE	G2-MUTE							CN507
+12V
	Q506	Q507								TO
								2	G2
		3	1	DF AMP						FOCUS
		2						1	DF	PACK
				Q505, 1506
		IC1507					D525,
		(1/2)					526		CN506
								1	R-H(+)

HP	8
HD	10

IC502(2/4)

		2	5
			4
		T501
		HDT
+135V	3	4	H OUT
			Q502
HDRIVE	1	6
Q501

			Q503
11		IC502	6
	13		4	1
10		(4/4)
	IC502
	(3/4)

4 R-H(-)

CN505

1 G-H(+)

4 G-H(-)

CN504

1 B-H(+)

4 B-H(-)

– 58 – – 59 – – 60 –