Sony KP-53SV75A, KP-43T75A service manual Power Supply G H/V OUT

BLOCK DIAGRAM (5)

(POWER SUPPLY ) G H/V OUT

CN501

V DRIVE (+) 6

IC1501(1/2)	IC1509
V ZOOMING AMP
	V OUT
13	7
12

CN1506

DY (B)

TO A BOARDCN402 M

CN651

RH 10

RV 9

GH 7

GV 5

BH 3

MUTE Q1508

IC1502

SUB DY-DRIVE

15	18
	16
14	11
	13
6	9
3	7

IC1506

SUB DY-DRIVE

15

18

16

14

CN1503

1HR OUT

4HR RET

2VR OUT

3VR RET

1HG OUT

4HG RET

CN1504

2		VG OUT
	3	VG RET

J

N

TO A

BOARD CN202

V DRIVE (-)	5
VP	4

RELAY 4

14	5
	1
7	8
6
	3

V-SEP

Q1505

IC6503	IC6502
REF. VOLTAGE	COMPARATOR

1RV DEF

2RV MID

3RV RET

CN1507

1GV DEF

2GV MID

3GV RET

CN1508

1BV DEF

2BV MID

3BV RET

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

H(+)

DY

H(MID) (H)

H(-)

BV 1

MUTE Q1501

	11
	13
6	9
3	7

1		HB OUT
	4	HB RET
2		VB OUT

3VB RET CN1505

G

TO A

BOARD CN681

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

IC651

DVP OCP

STBY +5V

T602

SRT

IC655

+5V REG

D667

O I 9 6

1

CONVERTER

Q6506

PROTECT

Q6507

REF. 1

CATHODE 3

D6530

VCC-SW

Q6508

IN3-

8

IN4-

10

S6001

MAIN POWER

CN6009

T6501

4

AC (N) IN

3

VCC

AUDIO(+)

D671

1

IC654

1

AC (L) IN

+135V REG

AUDIO(-)

D654

D657

FB

D670

2

11

1

4

(1/2)

+11V

8

IN3-

D655

7

12

D656

+135V

F652

D654

(POWER SWITCH)

+15V

(2/2)

CN6008

4

1

1

2

13

F651

13

IN

IN

-15V

IC653

(N)

(L)

6

+5V REG

D660

AC

AC

5

+5V

O

I

14

CN6004

4

1

IC652

D650

-5V REG

D659

D6001

-5V

O

I

CN6001

1

DC IN

1

PH6502

IC6501

4

AC (N) OUT

FEEDBACK

3

DC IN

3

CONVERTER

5

DC GND

5

	VS	19	CN6501	CN6005	1	AC (L) OUT
11V	7 RT					CN6002
	VD	1
				LINE FILTER	2	AC (L)
	MCM SW
				L6002, 6001	1	AC (W)
	14 VC-1

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							F6001
	VCC-SW	FULL-RECT		CN6502			CN6006
				1	AC(L)OUT		1
PH6501	Q6503	Q6502	RY6502
			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(-)

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