Sony KV27FV16 service manual VA Board MARK* List, Audio Processor, Velocity Modulator

KV-27FV16/29FV16/29FV16C/32FS12/32FS16

K BOARD SCHEMATIC DIAGRAM

[AUDIO PROCESSOR]
1	2
	1-678-026-13

[VELOCITY MODULATOR]
1	2	3	4	5

CN402

3P

LCS	DNG	ADS	TO MA
			BOARD
			CN402
1	2	3
				C418
				0.1
				:CHIP
R456				C417
			R455	4.7
100
			100	C416
				4.7

C451

4.7

R443

10k CHIP

C446

100

16V

C425

*

	9V
AUDIO-L
C427	Q433	R436
	2SB709A
*		4.7k
	BUFFER

9V

		C428		C433	C431	C429	C430	C432	C434
		*		*	*	*	*	*	*		C422
											4.7
12	11	10	9	8	7	6	5	4	3	2	1
MODE1	GND	V+	VRFE	VREF	FIL9	FIL 8	FIL7	FIL6	FIL5	FIL4	TP1
											R437
											220

MOD E2	IC403		*	AUDIO FILTER							C423
		ROU T	LOU T	VOL 2	VOL 1	TP3	FIL 3	FIL 2	FIL 1
											4.7
	TP2									RIN	LIN
13	14	15	16	17	18	19	20	21	22	23	24
	AUDIO-L					C424					9V
						*
											AUDIO-L
				R452
				*	CHIP
C426				JW408				C456	C457		C460
*							C455	*	*		*
	AUDIO-R			10.0MM			*
										AUDIO-R
			JW407								C458
			12.5MM								*
								R432

C419

1C409

:CHIP								0.0015		B:CHIP
																			C410
																			0.033
																			:CHIP
								C408
								0.22
								:CHIP							C490
																0			C444
																			0	AUDIO-R
						JW405
							5MM	AUDIO-R
20	19	18	17	16	15	14	13	12	11	10	9	8	7	6	5	4	3	2	1
GN D	SC L	SD A	DA C	DA C	AG C	AG C	OU TA	LIN E A	MO NA	TON E A	TON E A	BEB A	BBE A	IN 6A	IC404A5NI A4NI		IN 3A	IN 2A	IN 1A
													NJW1130G-TE2
V	A	A	D	D	V		O	LIN	M	TON	TON	B	AUDIO PROCESSOR
													B
CC	UX1	X0U	AC	AC	REF	P	UT	E	ONB	E	E	BEB	BEB	IN	IN	IN	IN	IN	IN
						S	B	B		B	B			6	5	4	3	2	1
21	22	23	24	25	26	27	28	29	30	31	32	33	34	35	36	37	38	39	40

		JR474
		220				R408
AUDIO-L				C405	C442	100
			C407	0.033	0
						AUDIO-L
R435			0.22	:CHIP
220			:CHIP
R434						R409
4.7k
						100
C415					R441
4.7
					220k
				C406
C414			0.0015		R442
4.7			B:CHIP
					220
R438	C413
220	4.7	C412
Q432		0.1				R405
		:CHIP		C404		100
2SB709A				0.0033
				B:CHIP
BUFFER
						R410
				R407		100
				100
				:CHIP

C450

4.7C201

4.7

	C448
	2.2
AUDIO-L	R444
	220k
	CHIP
	AUDIO-R
R445	R477
220k	220k
CHIP

C411

0.0033

B:CHIP

R403

100

R440

220k

R404

100

C202

4.7

C447

2.2

R478

220k

CN451

2P

TO MA BOARD

CN401

C457

C455

C424

171846413

CN402

3

1

C426

JR407

C456

13

A

JR426

R459

24

IC403

R456

1

C446

S.R.S

12

JR427

C430

C431

C415

C412

C432

C428

C413

1

R469

C405

IC404

C404

AUDIO PROCESSOR

B

40

C406

21

JR420

R410

C490

R403

1

C410

C408

20

R435

C419

C411

C201

Q432

C409

R409

C451

C418

C423

R434

C422

C450

R443

R438

C

R404

R439

R437

Q433

20

C440

R436

1

R479

CN450

R432

Q430

R433

JR429

R431

Q431

A

17185721 1

1-678-3 06 -1 1

('VELOCITY MOD ULA TIO N')

L801

C80 5

Q807

G S

C8 07

L802

B

C9 08

R9 07

R9 06

C9 06

C9 01

D9 01

R9 03

C9 02

C9 11

R9 11

R9 12

D9 03

R9 14

R8 26

R8 76

C9 04

R9 01

R9 16 Q9 03

R9 13

1 5

CN 90 1

D9 02

B E

Q90 1 R9 20

C9 03

E B

C9 12

C

R9 10

R9 05

EB B

R9 19

Q9 06

R9 23

QP-

QP-

P+Q

QP+

E

EE

VM

VM

Q430	10k
	R433
2SD601A	0
MUTE			C475
			0.1
	R431
	10k
	Q431		C440
	2SD601A		0.1
		C441	25V
	MUTE	100	F

AUDIO PROCESSOR

																AUDIO-L
																			AUDIO-R
			AUDIO-R				L410
1	2	3	4	5	6	7	8	9	01	11	21	31	41	51	61	71	81	91	02

R446

220k CHIP

2PIP-L

1PIP-R

K BOARD TRANSISTOR VOLTAGE LIST

	Q430		Q431		Q432		Q433
pin	volt	pin	volt	pin	volt	pin	volt
B	0.3	B	0.3	B	4.5	B	4.5
C	0.0	C	0.0	C	GND	C	GND

VA BOARD MARK(*) LIST

		KV-27FV16
		KV-29FV16	KV-32FS12
REF NO. LOC.		KV-29FV16C	KV-32FS16
C805	B-6	.033UF 200V	.01UF 630V
C811	A-6	.047UF 200V	.082UF 200V

L- NMO

R-N OM

R-X IRF/AV

L- L XIF/RAV -UTO

R-TUO V9

DGN

L-YVU

R-VUY

L-3V

R-3V

L-1V

R-1V

ETUM

.C.N

LT-V

R-VT

RV-2

BA5-885-K

CN450

L2-V

20P

E GND E GND E 5.1 E 5.2

All voltages are in V

#: Not Mounted

K BOARD IC VOLTAGE LIST

IC403		16	4.5	7	4.7	24	1.3
pin	volt	17	4.5	8	4.5	25	1.3
1	NC	18	4.5	9	4.5	26	4.4
2	4.5	19	NC	10	4.5	27	3.9
3	4.5	20	4.5	11	NC	28	4.5
4	4.5	21	4.5	12	4.5	29	4.5
5	4.5	22	4.5	13	4.5	30	NC
6	4.5	23	4.5	14	1.0	31	4.5
7	4.5	24	4.5	15	4.5	32	4.5
8	4.5	IC404		16	0.9	33	4.5
9	4.5	pin	volt	17	0.9	34	4.5
10	9.0	1	4.5	18	4.8	35	NC
11	GND	2	4.5	19	4.9	36	4.5
12	0	3	4.5	20	GND	37	4.5
13	0	4	4.5	21	8.9	38	4.5
14	NC	5	4.5	22	NC	39	4.5
15	4.5	6	NC	23	NC	40	4.5

All voltages are in V

K BOARD MARK (*) LIST

		KV-27FV16
		KV-29FV16	KV-32FS12
REF NO. LOC.		KV-29FV16C	KV-32FS16
C424	E-2	.47 25V	#
C425	C-1	1 16V	#
C426	E-2	1	#
C427	C-1	100	#
C428	D-2	100	#
C429	D-2	0.0047	#
C430	D-2	.22 25V	#
C431	D-2	.1 25V	#
C432	D-2	0.01	#
C433	D-2	1 16V	#
C434	D-2	.1 25V	#
C455	E-2	.4725V	#
C456	E-2	0.01	#
C457	E-2	0.033	#
C458	E-3	4.7	#
C460	E-3	4.7	#
IC403	D-1	NJM2198-TE2	#
R452	E-2	10K	#

#: Not Mounted

VA BOARD SCHEMATIC DIAGRAM

D806

1SS133T-77

D805

CN904

1SS133T-77

4P

9V

R876

6.8V

C811

1k

L802

TO D BOARD CN801

*

Q808

10mH

200V

L801

10mH

CN901

2SB734

0.6V D807

4

V MOD

5P

9V DRIVE

R826

3

V MOD

ERA82-004TP5

2.2k

TO A BOARD

2

9V DRIVE

C914

CN506

R923

0.047

1

QP DRIVE

47

:PT

VM OUT

5

9V

R818

Q807

100

9V

4

IRF614

6.8V

C912

C913

QP-H-OUT

E

3

470

0.001

6.4V

25V

C805

NC

2

R920

6.1V

Q906

*

820

D804

+B

1

2SC3311

R922

200V

VM OUT

22

S

RGP10GPKG23

R917

R919

R921

:FPRD

QP

QP

VM

1k

100

10k

5.7V

R918

5.7V

L901

100

5.4V

R916

1k

5.4V

Q905

1

Q.P.-

Q903

2SA1309A-QRSTA

VM

2.4V

2.4V

VM OUT

2

Q.P.-

2SC3311

D903

AMP

C911

3

Q.P.+

R915

100

1SS133

1.8V

1k

Q904

10V

4

Q.P.+

TEMP-CORR

R913

R911

1.8V

2SC3311

68

68

5

E

R914

AMP

+B

270

R912

6

E

220

C910

7

VM

C907

0.1

R910

8

VM

C909

C908

33

Q902

200V

Q901

180

0.0047

470

:PT

R902

3W

160V

2SA1837

R905

2SC4793

500V

10V

2.7

:RS

E

R909

VM.DRIVE.1

67.9V

1k

67.9V VM.DRIVE.2

:FPRD

CN902

47

:FPRD

R901

8P

1/2W

:FPRD

R907

135.4V

D902

D901

0.4V

C903

47

2.7

470

:FPRD

:FPRD

134.9V

MTZJ-T-77-39

MTZJ-T-77-39

0.9V

10V

R908

C905

R906

R904

R903

560

560

0.047

18k

18k

:FPRD

:FPRD

200V

C906

C904

0.001

:PT

0.001

:PT

:PT

C902

0.047

C901

:PT

2.2

160V

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