technics_sa_dx940.pdf

To SURROUNDCIRCUIT(W1205)on SCHEMATICDIAGRAM-5

A

L ch

R ch

CD

JK402

L ch

R ch

L ch

R ch

L ch

R ch

L ch

R ch

L ch

R ch

JK402

JK402

JK402

JK402

JK402

R4011K

R4021K

A

R4051K

R4061K

R4071K

R4081K

R4091K

R4101K

R4141K

JK351

JK351

JK351

21

3456789

R4111K

R4121K

R4131K

C32

947

PR

303

75R

301

75C

330

47P

R30

275

C41

933

0P

R4281K

R42

910

0K

C42050V3.3

R36275

C37316V47

R37

310

K

C37416V47

R37

410

K

C37516V47

R37

510

K

R35975

B

C

D

E

F

G

H

I

J

K

L

M

N

O

P

Q

R

4 3 2 1

8765

4 3 2 1

8765

IC1208M62490FPE1SOUND CONTROLLER(VOLUME CONT.)

ABCDEFGHI

12

10J

IC1202NJM4580DDVREF

IC1203NJM4580DDBUFFER AMP

C

F

GND

SW FMIXL DSPR DSP

R DOUTL DOUT

CK VRDT VR

SW DSPSW LPF IN

B

CN1205

R12

2110

0K

R12201K

R12

5647

K

C124250V4.7

C12750.047

R12

222.

2K

C12

1816

V10

C12

190.

01

R12263.3KR

1224

100K

R12

8647

K

C12

8725

V10

D1281MTZJ10BTA

R12822.2K

C12880.01

C12900.01

C12

490.

47

C12

8516

V10

R128147K

IN/OUT TERMINAL CIRCUIT

SCHEMATIC DIAGRAM-1

IC1201NJM2060DBUFFER AMP

AUDIO

REC(OUT)

PLAY(IN)

TAPE

TV IN

OUT

IN

VCR

VIDEO

VCR

DVD IN

TV MONITOROUT

TV IN

AUDIO

SUB WOOFEROUT

R12

236.

8K

C12360.1

R122510K

C121616V33

A

B

C129516V22

C12

210.

22

Q12012SD2137PQTAREGULATOR

C12940.01

4567 123

111098 141312

Vcc

Vss

C12

7416

V33

R12

9447

KR

1210

3.3K

R12143.3KC1298

50V2.2R12

1847

K

C1210390P

C1206470P

R12302.7K

R12083.9K

C12

8250

V4.

7

R12192.2K

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18

36 35 34 33 32 31 30 29 28 27 26 25 24 23 22 21 20 19

Vcc

Rch

IN

Rch

OU

T

VD

D

NC

CLK

1D

T1

GN

D

Lch

OU

T

Lch

IN

H

D

EGJ

KI

C128350V4.7

C128450V4.7

C127316V33

R12

9347

K

R12093.3K

C1209390P

R12133.3K

C129750V2.2

R12

1747

K

C1205470P

R12073.9K

R12292.7K

C12

2233

00P

C12

4833

00P

R12031K

R12

0133

K

C120316V33

C12

0133

00P

R12041K

R12

0233

K

C120416V33

C12

0233

00P

C12

930.

039

C12

9210

0P

R12841K

C12

9110

0P

R12851K

11K

VDD

+B(9)

C12

8616

V10

C12

890.

01

C12

8150

V4.

7

C12

120.

01

C12

1416

V10

R12

155.

6K

R12

165.

6K

C12

1316

V10

C12110.01

C12

170.

01

IN

OUT

NOTE: The number which noted at the connectors on the schematic diagram as"SCHEMATIC DIAGRAM-1" or "SCHEMATIC DIAGRAM-2"indicates the schematic diagram serial number located on the left corner in the schematic diagram.

C42

110

0PC

422

100P

C42

533

0PC

426

330P

C42

733

0PC

428

330P

C42

933

0PC

430

330P

C43

110

0PC

432

100P

C43

310

0PC

434

100P

:NEGATIVE VOLTAGE LINE:POSITIVE VOLTAGE LINE :FM/ AM SIGNAL LINE

:SUB WOOFER SIGNAL LINE

9.2V

4.9V

14.4V

9.2V

4.9V

-16.2V

-16.2V

8.6V8.6V

9.2V4.6V4.6V4.6V

9.2V 14.4V

9.8V14.4V0V0V

0V0V-16.2V

14.4V0V 0V 0V 0V

-16.2V0V 0V 0V 0V

0V4.9V4.6V4.5V4.6V4.6V9.2V

4.6V 4.6V 4.6V 4.6V 4.6V 0V 0V

To MAINCIRCUIT(CP401)on SCHEMATICDIAGRAM-12



AB


IC351NJM2279DSIGNAL SELECTOR(VIDEO)

IC401TC9163ANSIGNAL SELECTOR(AUDIO)

G I B D H L J F B D C

F H A C G K I E A B

21 3

141312111098765432

1516171819202122232425262728

1

CLKDATA

GNDSTB

8764 5

Vss

VDD

21 8764 53

A E

5 6 7 8

1234

A

B

7

21

3456

7

21

3456

7

21

3456

7654321

891011121314

75DRIVER

75DRIVER

6dBAMP

6dBAMP

B

A

FG

HI

ED

C

AB

PN

QOM

R

G

CN401

CN402

CN403

DVD LDVD RA.GNDA.GNDSW INSOUT LSOUT R

+B(1)-B(1)CK 63DT 63ST 63V SELAV SELB

PH LPH RA.GNDTU L INTU R INV.GNDV.GND

G

Q3512SD592AQSTAREGULATOR

Q3522SB621AQSTAREGULATOR

R42

610

K

R42

510

K

R42

710

K

C40

510

0P

R368 1K

D354RVD1SS133TA

D353RVD1SS133TA

R367 1K

C35

40.

1

C30

96.

3V10

0

D35

1M

TZ

J5R

6BTA

C35

16.

3V10

0C

357

0.01

R3691.8K

R37122

C35

50.

1

C30

86.

3V10

0 D35

2M

TZ

J5R

6BTA

C35

26.

3V10

0C

358

0.01

R3701.8K

R37222

C41

50.

01

C40

916

V22

R4241K

C40

40.

01

C40

250

V4.

7

C40

30.

01

C40

150

V4.

7

R4231K

C41

016

V22

C41

60.

01

C41716V10

R41

747

K

R42

110

0K

C41

110

0P

R4151K

R4161K

C41

210

0P

R42

210

0K

R41

847

K

C41816V10

SCHEMATIC DIAGRAM-2

G

:NEGATIVE VOLTAGE LINE:POSITIVE VOLTAGE LINE :FM/ AM SIGNAL LINE :SUB WOOFER SIGNAL LINE

14.4V

14.4V-16.2V

-16.2V

-15.7V-5V

-5.6V

13.7V

5.6V

5V

5V0V0V 4.2V0V-5V

0V 4.7V 0V 0V 0V

-16.2V 0V 0V 0V

0V 0V 0V 14.4V

-16.2V 0V 0V 0V 0V 0V 0V 0V 0V 0V 0V 0V 0V

0V 0V 0V 0V 0V 0V 0V 0V 0V 0V 0V 0V 0V14.1V

To DTSCIRCUIT(CN1001)on SCHEMATICDIAGRAM-7 A

BC


4 5 6 71 2 3

11 10 9 814 13 12

Vcc

Vss

20

21

345678910111213141516171819

21

345678910111213141516

C

EF

AB

CD

FGHI

JKL

CN1002B

CN1001B

1

2

3

OUT

GND

Vcc

1

2

3

OUT

GND

Vcc

CM INSW IN

C IN

L IN

RS IN

R INLS IN

+B(7)OVL/ ERR

A.GNDAD RIN+AD RIN-AD LIN-AD LIN+

PDND IN3

D.GNDD.GNDD.GND

+B(6)D IN2+B(5)+B(5)D IN1

POWERCS42

C CLKCD IN

CD OUT

CS RESETCS49

SCD OUTINT REQ

CA17

L130

31

HZ

1301

Z1307

Z1306

Z1305

C13200.1

C13

060.

1

R13083.3K

C130815P C1307

0.01R1309

47

C13

090.

1

R13

071K

C13100.1

R13013.3K

C130115P

C13

030.

1

R13

021K

C13020.01

R130347

L ch

R ch

Z1308 Z1302

Z1303

Z1304

R4031K

R4041K

R12

496.

8K

C124550V4.7

R12

5947

K

C1241330P

B

C13180.01

JK1301TV

(OPTICAL)

DIGITAL

JK403

JK1302DVD

(OPTICAL)

IC404TC9162ANSIGNAL SELECTOR(AUDIO)

C44

30.

01

C44

150

V4.

7

C44

40.

01

C44

250

V4.

7

SCHEMATIC DIAGRAM-3SURROUND CIRCUIT

DVD

JK1303CD

(OPTICAL)

To DTSCIRCUIT(CN1002)on SCHEMATICDIAGRAM-7

C

C

R13043.3K

C130415P

R13

051K

C13050.01

R130647

C13190.1

R131010

1

2

3

OUT

GND

Vcc

E1301

D

C131325V47

D

BA

E

M

C1230330P

R12

402.

2K

R12

512.

2K

C12

2839

00P

C124450V4.7

R12

5847

K

C124350V4.7

R12

5747

K

R12356.8K

R12

372.

2K

C12

2739

00P

R12331K

C1229330P

R12341K

R12

471K

R12

366.

8K

14

13

12

11

10

9

8

7

6

5

4

3

2

15

16

17

18

19

20

21

22

23

24

25

26

27

281

CLK

DATA

GND

STB

Vss VDD

7

9

5

4

3

2

1

7

9

5

4

3

2

1

R4391K

R4381K

D

B

C

R12

4112

0K

C123716V33

C12

3547

00P

C12320.01

C123416V10

C12

310.

01

C12

3316

V10

C43

910

0P

R12

2712

0K

C122516V33

C12

2347

00P

R12

2812

0K

C122616V33

C12

2447

00P

N

P

J

K

I

L Q

R

S

O

H

G

R44510K

R44410K

NC

CA16

R44610K

M

C12393900P

SL ch

SR chJK404

DVD

C ch

SW ch

DVD

R47

24.

7K

C43

633

0P

R4322.2K

R4312.2K

C43

533

0P

R47

14.

7KR

474

2.2K

C43

833

0P

R4345.6K

R4332.2K

C43

733

0P

R47

34.

7K

C42

333

0PC

424

330P

JK404

:FM/ AM SIGNAL LINE:SUB WOOFER SIGNAL LINE:SURROUND SP SIGNAL LINE

:CENTER SP SIGNAL LINE:NEGATIVE VOLTAGE LINE:POSITIVE VOLTAGE LINE

4.9V

4.9V

4.9V

4.9V

4.9V

2.6V

4.9V2.6V

4.9V

14.4V

-16.

2V

-16.2V

14.2V

0V

0V

0V

0V

0V

0V

0V

0V

0V

0V

-16.2V

0V

0V

0V

0V

0V

0V

0V

0V

0V

0V

-16.2V 0V 0V0V0V

0V 0V 0V 0V14.4V

0V

0V0V

0V

R12

0610

0

C12

510.

01

R12505.6K

C12960.047

4321

8 7 6 5



SCHEMATIC DIAGRAM-4

N

O


1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18

36 35 34 33 32 31 30 29 28 27 26 25 24 23 22 21 20 19

Vcc

CIN

CO

UT

VD

D

NC

CLK

3D

T3

GN

D

RS

OU

T

RS

IN

C98050V4.7

R48

447

K

C48850V4.7

C49

110

0P

R4911K

C49

010

0P

R4891K

C47

80.

039

C48550V4.7

C48150V4.7

R48

547

K

C49

210

0PC

477

100P

C48250V4.7

R48

347

K

C48450V4.7

R4901K

R4861K

C47

50.

039

C47250V4.7

C47950V4.7

R48

847

K

C47

60.

01

C49

90.

01

C48

916

V10

C124650V4.7

R12

6047

K

R12

4233

K

C123850V4.7

C12

520.

01

R12

4847

0



C12

720.

01

C12

7116

V10

C1263390P

R12654.7K

R126322K

C126116V10

R12

6122

0K

C12

6916

V10

R126710K

R126910K

C1265150P

C12

6716

V10

C12

7016

V10

R126810K

R127010K

C1266150P

C12

6816

V10

C1264390P

R12664.7K

R12

6422

K

R12

6222

0K

4321

8 7 6 5

NN NN

4321

8 7 6 5

4321

8 7 6 5

C D B A

C126216V10

T

U

VW

X

P

J

K

N

I

IC407NJM4580DDVREF

R48247K

R47

847

K

C48

625

V10

C49

40.

01C

487

16V

10

C49

30.

01

R12

7210

K

C12

6016

V10

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18

36 35 34 33 32 31 30 29 28 27 26 25 24 23 22 21 20 19

Vcc

S.W

IN

S.W

OU

T

VD

D

NC

CLK

2D

T2

GN

D

LSO

UT

LSIN

R127110K



9.2V4.9V

4.9V

4.9V

2.6V4.9V

4.9V

14.4V-16.2V

9.2V

4.9V 2.4V 2.4V 2.4V

2.4V 2.4V 2.4V

4.9V 2.4V 2.4V 2.4V

2.4V 2.4V 2.4V

9.2V 4.6V 4.6V 4.6V

8.6V 8.6V

14.4V 0V 0V

0V 0V 0V -16.2V

9.2V

4.6V 4.5V

4.5V

4.6V

4.6V 4.5V

4.5V

4.6V

4.6V

4.9V 0V

0V 0V

9.2V

4.6V 4.5V

4.5V

4.6V

4.6V 4.5V

4.5V

4.6V

4.6V

4.9V 0V

0V 0V

To IN/OUTTERMINALCIRCUIT(CN1205) onSCHEMATICDIAGRAM-1

Q

WX

G

H

IC1901M38B57M6153FSYSTEM CONTROL

12

21

3456789

10

7

21

3456

12

7

3456

IC1701PQ30RV11REGULATOR

47K

10K

M L

CN1203

W1205

CN7023

2

1

CN1204

CN1202A JH G

I

B

C

C

BA

KFGHEDFD

C19

0947

00P

R1930100

R1931 100R1932 100R1933 100

R1934 100

R1935 100R1936 100R1937 100

R1938 100R1939 100

R1941 100

R1945100

R1942100

R1943100

C1906 0.01

R1929100

R19

1510

K

R19

4010

K

12

7

3456

R19

0610

0R

1907

100

R19

2810

0R

1916

100

R19171K

R19

111K

R19

121K

R19

131K

R19

141K

R19

101K

R19

091K

R19

461K

C19

1010

0P

CF1901

R19

011K

HTVU

EFGOA

7

21

3456

SRM

FEDCB

CN1201

D1903RVD1SS133TA

R1918 1KR1919 1KR1920 1K

GND

+B(4)

C17

0222

00

C170550V1

GND

SW FMIXL DSPR DSP+B(9)R DINL DIN

CK VRDT VR

SW DSPSW LPF IN

A

SDMUTE SCM CKCM DICM DOCM RQMCM RQS

G

R DOUTA.GNDL DOUTC OUTSR OUTSL OUTSW OUT

G

+B(1)-B(1)CK SELDT SELST SELVR REFVR PS

S IN RS IN LA.GNDA.GNDA.GNDDVD RDVD L

R17024.7

R17014.7

R17

102.

7K

D17

05M

TZ

J6R

2CTA

C17

060.

01

C17

0716

V10

0

R1707820

C17

1116

V10

R1709330

R1708330

Q17032SC1740SSTAPOWER SUPPLY

Q17012SD2137PQTAREGULATOR

Q1701

Q1702L190

110

0H

R1905270

R19

0412

0D

1901

MT

ZJ3

R9A

TA

C19

050.

01

Q19022SA933SSTAPOWER SUPPLYC1904

50V1

D19

02R

VD

1SS

133T

A

Q1901RVTDTC114YSTRESET

C19

030.

01

R19

0310

0K C19

070.

01

R19

024.

7K

C19

0850

V1

C19

010.

1

C19

026.

3V10

0

1 3

2

+B(4)

C17

106.

3V47

11

A

R19

2210

0KR

1923

1KR

1924

1KR

1925

1KR

1926

1K

E

1 2 3 4

D1706RVD1SS133TA

R17

113.

9K

R17123.9K

R17153.9K

To POWERTORANSFORMERCIRCUIT(W702)on SCHEMATICDIAGRAM-16

J

VDD

C19111000P

D19

05R

VD

1SS

133T

A

L

C12150.1

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24

80 25262728293031323334353637383940

414243444546474849505152535455565758596061626364

797877767574737271706968676665 CS42

S CLKS OUTS INCS49C CLKCD INSCD OUTAVssVREFVOLUMEREQSPOWERREQ MPDNCS RESET

CA

18C

A17

CA

16

CLO

CK

DA

TA

INT

2R

ES

ET

GN

DX

INX

OU

TV

DD

OV

LE

RR

INT

RE

QH

OLD

STB SCLK SDAT S-VP

MUTE AIN

IT

CD

OU

T





SCHEMATIC DIAGRAM-5B SURROUND CIRCUIT

N

O

Q17022SD2374PQAUREGULATOR

G

G



9.2V

4.9V4.9V

2.6V

4.9V

-16.2V14.4V

4.9V

4.9V 2.6V 1.3V

5.5V

6.2V

12.8V

5.5V

8.1V4.9V

5.5V

8.1V4.9V

4.9V

4.9V

4.2V

4.9V

0V

0V0V0V4.9V

0V0V0V

0V0V0V0V0V0V0V0V0V

0V4.9V

0V0V0V0V0V0V

4.9V0V0V0V0V0V0V

0V 0V 0V 0V 0V 0V 0V4.

9V

2.2V

2.4V

4.9V 0V 0V 0V 0V 5V 5V 5V 0V

IC1001CS49326-CLRAC3/ DTS DECODER DSP

CB

A

R10

244.

7K

R10

2633

DR

1021

10K

ER1033

1KA

C10

3410

0P

R10341K

B

C10

3610

0PC

1037

1000

PC

1038

1000

P

R10351K

C

R10361K

D

F

H

R1025 10K

R1029 4.7KR1027 4.7K

C10

250.

1

C10

066.

3V10

0

R10

2310

K

C10

400.

1

A

B

A B

IC1006SNAHC1U04DBVINVERTER

IC1003SN74LV244APWLOGIC CONTROL

C10

290.

1

C10

086.

3V10

0

R1019 10KR1018 10KR1017 10KR1016 10K

R1015 10KR1014 10KR1013 10KR1012 10K

E

38373635343332313029

39

27262524232221201918

1617

789

101112131415

4 40414243446 123

CS

SC

DO

UT

INT

RE

QE

XT

ME

MS

DA

TAN

1V

DD

3V

ss3

CM

PD

AT

SC

LKN

1LR

CLK

N1

AU DATA2

CMP REQCLK IN

CLK SELFILTDFILTSVDDAVssA

RESETDB DA

DB CLK

SC

DIN

EM

OE

EM

WR

XM

T95

8V

ss1

VD

D1

MC

LKS

CLK

LRC

LKA

UD

ATA

0

DATA0DATA1DATA2DATA3Vss2VDD2DATA4DATA5DATA6DATA7SCCLK

28

CM

PC

LK

5

AU

DA

TA1

G

R10

2010

K

R10

224.

7K

C10

056.

3V10

0

C10

260.

1

C10

240.

1

C10

036.

3V10

0C1007 50V2.2

C10

3047

0P

R10

2833

KC

1031

0.01

C10

046.

3V10

0

Q1001DTA114YETLPOWER SUPPLY

47K

10K

I

J

K

L

M

21 3

45

NC GND

Vcc

C10

270.

1

IC1005SN74HCU04APWLOGIC CONTROL

C10

096.

3V10

0

C10

320.

1

R10301M

C10

3327

P

X1001(12.288MHz)

R10

311.

2KC

1035

39P

R10

3233

C10

3910

0P

SCHEMATIC DIAGRAM-6

14

13

12

11

10

9

8

1

2

3

4

5

6

7

1A

2A

2Y

3A

3Y

GND

6A

6Y

5A

5Y

4A

4Y

1Y

Vcc20

19

18

17

16

15

14

13

12

11

1

2

3

4

5

6

7

8

9

10

Vcc

2G

1Y1

2A4

1Y2

2A3

1Y3

2A2

1Y4

2A1

1G

1A1

2Y4

1A2

2Y3

1A3

2Y2

1A4

2Y1

GND

DTS CIRCUITC

L100

22.

2H

L10012.2 H

:POSITIVE VOLTAGE LINE

4.9V2.6V

2.6V2.6V

2.6V

2.6V

2.6V

4.9V

0V

4.9V

4.9V2.1V

2.4V

2.4V

2.3V

2.4V

2.4V

2.3V

2.6V 1.2V

2V

0V

1.6V

0V

1.6V

2.6V

1.6V

2.6V

2.6V

1V

0V

1V

0V

1.6V

5V

1.6V

5V

0V2.6V2.6V2.6V

2.6V2.6V0V0V1.2V1.6V

0V0V1.6V

1.6V

1V2.6V

0V

0V2.6V2.6V2.6V2.6V2.6V

2.6V2.6V2.6V2.6V

2.6V

1.3V

2.6V

1.3V 1V

2.6V

1.6V

1.6V 1V

1.6V

2.6V

0V 0V 0V

To SURROUND CIRCUIT(CN1002B)on SCHEMATIC DIAGRAM-3

20 13 245678910111213141516171819 13 245678910111213141516

D.G

ND

D.G

ND

D.G

ND

+B

(1)

PO

WE

RC

S42

CC

LKC

DIN

CD

OU

T

CS

RE

SE

T

SC

DO

UT

INT

RE

Q

AB

OO

T

CN1002

CA

16C

A17

OV

L/E

RR

RX

1

PD

N

RX

2

A.G

ND

+B

(7)

LSO

UT

RO

UT

RS

OU

T

LO

UT

CO

UT

SW

OU

TC

MO

UT

DIN

3

+B

(3)

+B

(3)

CS

49

B

21201918171615141312

22

10987654321

4344

343536373839404142

32 232425262728293031

RX

4H

OLD

/RU

BIT

CC

LKC

DO

UT

CD

INC

SS

PI

PD

NA

UD

IOA

C-3

A OUT2

A IN2R/F1

A IN1RA IN1L

A INAUXCM OUT

FILTA GND1

+VAA GND2A OUT1

DIN

2D

IN3

MC

LKO

UT

OV

L/E

RR

XT

OX

TI

DE

MA

OU

T6

AO

UT

5A

OU

T4

RX3RX2RX1D GND1+VDD GND2SCLKLRCKD OUT1D OUT2D IN1

11

AIN

2L/F

0

33

AO

UT

3

CN1001

R1055 1KHBCDE

FG

I

R1056 1KR1057 1KR1058 1KR1059 1K

R106847K

C10520.01

C10511500P

C10

480.

1

C10

116.

3V10

0

R10

471.

5

C10

430.

1

C10

106.

3V10

0

R10601K

R10611K

C10421000P

I

KL

P O N

R1042 33

R104133

R10

4547

R10

4347

R10

4447

R10

461K

C1044 100P

R10

541K

R1048 100KC1045 100PC1046 1000P

R10

531K

R10

521K

R10

511K

R10

6733

0

R10

6633

0

R10

6533

0

A B C D A L K J

A C B D

P N

A

C

E

IC1002CS4226-KQGDIR/DAC/VOL

To SURROUND CIRCUIT(CN1001B)on SCHEMATIC DIAGRAM-3

B

D

B

AD

RO

UT

+A

DR

OU

T-

AD

LOU

T+

AD

LOU

T-

M L K J I H G F E D C B A

M

J

M

R10

631K

R10

621K

R10

6910

R10

491K C1049

1000P

R10

6433

0

C10501000P

R10

501K

C1047 1000P

O

SCHEMATIC DIAGRAM-7

IC1004SN74AHCT244PWLOGIC CONTROL

S

R

Q

C10410.1

R10

3710

0K

R10381K

R10401K

R10

3910

0K

B C D A F H G E

QRS

L100

32.

2H

20

19

18

17

16

15

14

13

12

11

1

2

3

4

5

6

7

8

9

10

Vcc

2G

1Y1

2A4

1Y2

2A3

1Y3

2A2

1Y4

2A1

1G

1A1

2Y4

1A2

2Y3

1A3

2Y2

1A4

2Y1

GND

C10530.1

L10042.2 H


:CENTER SP SIGNAL LINE:POSITIVE VOLTAGE LINE

4.9V

4.9V

4.9V

4.9V

2.6V

4.9V

0V

0V

0V

5V

5V

2.4V2.4V

4.9V

0V2.4V2.4V2.4V2.4V2.4V

2.4V

2.4V

2.4V

2.4V

2.4V

0V2V0V0V

2.4V

2.4V

2.4V5V5V0V0V0V0V

0V

1.6V1.6V1.6V

4.9V

0V0V0V

0V

0V

1.3V

0V

2.6V

0V

2.6V

1.3V

1

2

3

12

8

34567

1234567

1234567

12

10

3456789

12

10

3456789

47K

10K

Q901RVTDTC114YSTRESET

D92

3R

VD

1SS

133T

A

C91650V1

C92

050

V1

R92

24.

7K

D

R920270

R92

112

0C

908

0.01

D92

4M

TZ

J3R

9ATA

R91

110

0K

C90

30.

01

A

Z891RCDRPM6937H4

(REMOTE SENSOR)

C89

116

V10

C90

66.

3V10

0

C90

50.

01

D921RVD1SS133TA

D9011SS291TA

BC

R99

710

0

C894100P

C895100P

R99

810

0

E

R894 10K

R89310K

Q9022SA933SSTAPOWER SUPPLY

R94

218

0

D942SLR325MCT31

(DIGITAL INPUT)

ABC

R93

127

0

R93

227

0

R93

327

0

R93

427

0

R93

527

0

R93

627

0

R93

727

0

D93

7(T

AP

E/

MO

NIT

OR

)

D93

6(V

CR

)

D93

5(T

V)

D93

4(D

VD

)

D93

3(C

D)

D93

2(T

UN

ER

)

D93

1(P

HO

NO

)

D931-937SLR325VCT31

C99

716

V10

C99

80.

01

IC903BU2090ALED DRIVE

ABC

STU

CP901

AB

C93

310

0P

RQPO

K

LMN

CP902

A

B

DEFGHI

J

C93

210

0P

CP903

CP904

A

BCD

E

CP905

RELAYRDS IN

AF MUTELIMITTER

-B(2)FL AC2FL AC1

HP RHP L

HP GND

TCE

COM DIGND

OV1S/C

SP BSP A

-B(1)+B(1)

T.DT

VIDEO BVIDEO AIF DATA

SDFM ST

OV 2

V.RF

S-DETCON REQM

GNDV.O

L OUTR OUT

+B(8)

L DIN

R INL IN

A .GND

R DIN

D

L901

100

H

R9044.7K

8

8

FGH

C

CON REQS

T.CK

COM CKCOM DO

R53

347

KR

534

47K

+B(3)

Q4

Q3

Q2

Q1

Q0

CLK

DA

TA

Vss

Q5

Q6

Q7

Q8

Q9

Q10

VD

D

Q11

87654321

16 15 14 13 12 11 10 9

FL CIRCUITSCHEMATIC DIAGRAM-8

V

To MAINCIRCUIT(CN905)on SCHEMATICDIAGRAM-13





C95

510

0P

G

G

G

G

G

X

24 23 22 21 20 19 18 17 16 15 14 13

1 2 3 4 5 6 7 8 9 10 11 12

CLK(4.332MHz)

SYNC/ECCONTROLLER

DATARECODER

SYNCDETECT 1

SYNCDETECT 2

TEST

SMOOTHINGFILTER

ANTIALIASINGFILTER

REFERENCEVOLTAGE

VREF

VREF

57kHz BPF(SCF)

PLL(57kHz)

VREF

ERRORCORRECTION

(SOFT DECISION)

CLOCKRECOVERY(1187.5kHz)

MEMORYCONTROL

RAM 24BLOCK DATA

CCB

OSC/DIVIDER

Vss.D VDD.D

D925RVD1SS133TA

L902100 H

C9631000P

C9176.3V100

R92

410

K

R91

81K

R91

91K

R97

71K

R97

81K

A B C

X901(4MHz)

C94

647

P

C94

747

PC96

256

0P

R963100K

C94

416

V10

C943 330P

C94

50.

01

C91

86.

3V10

0L9

0310

0H

IC902LC72720NRDS SIGNALDEMODULATOR

5.5V-16.2V14.4V

5V

5.1V

6V

4.9V

5.1V

4.4V

5.1V

5V 5.3V 5.3V 5.3V 5.3V 5.3V 0.3V 5.4V

0V 0V 4.9V 5V 0.3V 5V

0V5V

:NEGATIVE VOLTAGE LINE:POSITIVE VOLTAGE LINE :FM/AM SIGNAL LINE

5V

-27.2V

1.7V5V0V

2.5V2V 2.2V

0V0V0V

2.5V5V2.5V

IC901M38B57M6152FSYSTEM CONTROL/FL DRIVE

FL901(RSL0279-F)

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24

80 25262728293031323334353637383940

414243444546474849505152535455565758596061626364

797877767574737271706968676665 TCE

TCKTDTSUR1SUR2COM CKCOM DOCOM DIAVssVREFSDCOM REQSHELP LED/RDS CECOM REQMVIDEO BVIDEO A

KE

Y1

KE

Y2

TH

ER

M/O

VLD

KE

Y4

OV

ER

LOA

D2

FM

ST

WA

KE

RD

SD

IR

EM

OT

ER

ES

ET

RD

SC

KR

DS

DT

GN

DX

INX

OU

TV

DD

LED

CK

LED

DA

TAS

FC

1S

FC

2S

EL1

HO

LDS

EL2

D.P

AS

S

RLYLOUDNESS

VEE

S/C SPSP BSP A

AF MUTESEG16SEG15SEG14SEG13SEG12SEG11SEG10SEG9

SE

G8

SE

G7

SE

G6

SE

G5

SE

G4

SE

G3

SE

G2

SE

G1

DE

G1

DE

G2

DE

G3

DE

G4

DE

G5

DE

G6

DE

G7

DE

G8

DE

G9

DE

G10

INIT

INV

OL

DO

WN

VO

LU

P

IFD

ATA

LIM

ITT

ER

321

54 53 50 49 48 47 46 45 44 43 42 41 40 39 38 37 36 35 34 33 32 31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16 15 14 13 10 9

FL DISPLAY

12 11 8 7 6 5 2 1

321

F G

C993100P

C994100P

R944100K

R945 100K

C91

350

V10

A

R92

910

0

C91

450

V10

R93

010

0

C90

950

V22

C91

150

V22

D90

3M

TZ

J4R

7BTA

C

B

A B C D E F G H I J K L M N O P

A B C D E F G H I J K L M N O P

C930 330PC929 330PC928 330PC927 330PC926 330PC925 330PC924 330PC923 330PC922 330PC921 330P

R907100K

R943 1KR910 1K

R91

710

K

J

I

HU

K

CD

MLN

I

F

G

O

BJ

R94

710

K

A B

R90

11K

C D E

R99

210

0KR

991

100K

R99

610

0KR

995

100K

C99

210

0P

C99

110

0P

C99

610

0P

C99

510

0P

R91

52.

2KR

906

2.2K

R90

910

0K

CF901

13

2

VR903(SFC MODE)

VR901(INPUT SELECTOR)

S P Q R

R94

610

K

D E

R914 22K

E

A

T

C90

46.

3V10

00

C90

16.

3V10

00

C90

20.

1

R90

810

0K

R99

410

0K

R99

310

0K

D912RVD1SS133TA

C91

050

V22

C91

250

V22

SCHEMATIC DIAGRAM-9

R916 22K

V

Q937RVTDTC114YSTSTANDBY

47K

10K

D92

9LN

446Y

PH

(STA

ND

BY

)R

927

180

Q938RVTDTC114YSTWAKE

47K

10K

D92

8LN

446Y

PH

(WA

KE

)R

905

180

ABC

X

14.1V-14.9V

5.5V

-27.2V

5V

5.1V

5.1V

5.1V 0V

1.1V 0V

5.1V 5V 2V

2.3V 5V 0V 0V

5.1V

5.1V

5.1V

5.1V 5V 5V

5V

-27.2V6V4.9V7.5V0V-26.8V-26.8V-20.8V-17.9V-12.1V-17.5V-23.6V-23.6V

-14.

1V-1

7.9V

-20.

8V-2

3.7V

-23.

6V-1

2.1V

-15V

-15V

-23.

6V-2

3.6V

-23.

6V-2

3.6V

-23.

6V-2

3.6V

-23.

6V-2

3.6V

-23.

6V-2

3.6V

0.7V

0V0V5V5V

0V0V0V

5.1V5.1V4.9V

0V0V

5.1V5.1V

0V

0V0V5V

0V

:NEGATIVE VOLTAGE LINE:POSITIVE VOLTAGE LINE

0V

0V0V0V0V

0V

0V

5.1V

5V

0V

W354

D

2

11

3456

1

S95

7(P

RE

SE

T)

S95

3(S

UB

WO

OF

ER

)

R9501K

S95

1(S

PE

AK

ER

SA

)S

967

(SP

EA

KE

RS

B)

S95

4(-

DS

PO

N/D

EF

EA

T)

S95

0(P

OW

ER

)

R940270

R939270

D941(STEREO)

D940(SURROUND)

D939(SFC)

D939-941SLR325VCT31

VR902(DSP)

E

789

10R941270

321

R9511.2K

R9521.5K

R9531.8K

R9542.2K

R9553.3K

R9564.7K

S95

5(T

UN

ING

)

S95

6(T

UN

ING

)

R9676.8K

R96812K

2

11

3456

1

78910

CN354ABC

F

ED

R9664.7K

S966(FM MODE) R

965

3.3K

R96

42.

2KR

963

1.8K

R96

21.

5KR

961

1.2K

R96

01K

R95

76.

8K

S95

8(D

IGIT

AL

INP

UT

)

S960(TAPE MONITOR)

S964(MEMORY)

S965(BAND)

G

R5252.2K

R52222K

C5230.012

R52122K

C5275600P

R5262.2K

C52

60.

068

R528820

R527820

R53

027

K

C52250V4.7

R516470K

C51833P

C516220P

C515220P

R515470K

C51733P

R52

927

K

R51

447

0K

R5171.8K

R51

93.

3K

C51

315

P

IC511NJM4580DDTONE AMP

R5233.9K

R5243.9K

C5250.068

VR512100K(C)

(TREBLE)

VR511100K(C)(BASS)

C5285600P

C5300.027

C5290.027

C52150V4.7

1 2 3 4

5678

C51950V4.7

R5181.8K

R52

03.

3K

R51

347

0K

C51

415

P

R511470

C51150V3.3

C51250V3.3

R512470

VR

502

100K

(G)

(BA

LAN

CE

)

A

B

C5240.012

C52050V4.7

C53

20.

01

C53

10.

01E

F

Q505,5062SD1915FTAMUTING

C53416V22

R5323.3K

R5441K

C5360.1

R54

622

KC53316V22

R5313.3K

R5431K

Q505

Q506

A

BA

B

R168227

R168427

R168627

R168827

R16961K

R16951K

R16993.3K

R168127

R168327

R168527

R168727

R16

8927

R16

9127

R16

9327

R16

9427

R16

9227

R16

9027

Q1681,16822SD1915FTAMUTING

Q1682

Q1681

C16

850.

01

C

S96

9(

HE

LP/

RE

SE

T)

OPERATION CIRCUIT

FL CIRCUITSCHEMATIC DIAGRAM-10

C16

8333

00P

C16

8433

00P

S96

8(T

IME

R)

S95

2(D

VD

6CH

)

S963(DISP MODE)

S962(E ON)

S961(SEARCH)

5.5V-16.2V14.4V

5.5V

14.4V 0V

-16.2V

0V 0V

0V 0V 0V

0.6V0V

0.6V

0V

0.6V0V

0V

0.6V


2

1

3

4

2

1

3

4

R

L

G

CP501 CN501

HP601PHONES

F

IC501BA6218MOTOR DRIVE

1 2 3 4 5 6 7 8 9

DIRECTIONSELECT

DRIVER

892

10K

R89

110

K

C50

36.

3V10

0

R5082.2

C50

46.

3V10

0

C50

50.

1

C50

60.

1

I

J

IC551TC9214APSIGNAL SELECTOR

B

A

A

C

B

HG

R55

210

0K

C55250V3.3

R5052.2K

R5012.2K

R5022.2K

L5011 H

L5021 H

R50

310

K

R553100K

R5062.2K

D

A

B

R50

410

K

C55

416

V10

C55

316

V10

VR501(VOLUME)

R55

110

0K

GND

1 2 3 4 5 6 7 8

16 15 14 13 12 11 10 9

Vss

VDD

C

C55150V3.3

A

B

A

B65

3

21

M

7 14 12 8 10

911134

SCHEMATIC DIAGRAM-11

HEADPHONESJACK CIRCUIT

4.9V

5.5V

-16.2V

0V 5.5V0V 0V 0V

5V14.4V 0V 0V 0V 0V 5V

0V 0V 0V 0V 0V 5V -16.2V


To SURROUNDCIRCUIT(CN1201) onSCHEMATIC DIAGRAM-5



E F G A B C D G DI J

E

F

DC

BA

A B C D

7

21

3456

7

21

3456

7

21

3456

CP401

CP402

CP403

DVD LDVD RA.GNDA.GND

SW OUTS IN LS IN R

+B(1)-B(1)CK 63DT 63ST 63

V SELAV SELB

PH LPH R

A.GNDTU L OUTTU R OUT

V.GNDV.GND

IC451AN6558FPHONO EQ AMP

4 3 2 1

8765

B A

21

3456

11

1 732 4 5 6 1 32 4 5 6 1 32 4 5 6

AB

BAGFE

7 7

R44247K

R44147K

1 32 4 5 6 7

R58

910

K

C58516V33

C53

50.

1

R5842.7K

R58

647

K

C58616V10

D

A

C581120P

Q551-5542SD1915FTAMUTING

R5971K

Q554

Q553

Q551

Q552

R58118K

R58

710

K

C53716V33

R5792.2K

R58

810

K

R5961K

R5951K

SR4

C3

SL3

SR3

CP101

CP1201 CP1202 CP1203 CP1204

K

R55

08.

2K

SD

MU

TE

SC

MC

KC

MD

IC

MD

OC

MR

QM

CM

RQ

S

RD

INA

.GN

DL

DIN

CIN

SR

INS

LIN

SW

IN

+B

(1)

-B(1

)C

KS

EL

DT

SE

LS

TS

EL

VR

RE

FV

RP

S

B

SO

UT

RS

OU

TL

A.G

ND

A.G

ND

A.G

ND

DV

DR

DV

DL

B

R46

656

K

C46450V4.7

C46

50.

01

C46350V4.7

R46

556

K

R461180K

R46312K

R45968

C4616800P

C4590.022

R45

122

0K

C46

60.

01

R46068

R46412K

R462180K

C4600.022

C4626800P

R45

827

0C

458

10V

33

R45

656

KR

455

56K

C45

410

PC

453

10P

C45250V4.7

C45150V4.7

R453820

R454820

R457270

R45

222

0K

Lch

Rch

JK401

E401C406100P

C4551000P

C45710V33

C4561000P

C4400.01

D401MTZJ7R5CTA

R44

356

R44

056

A

B

G

LMNOP

R54

568

0K


R5981K

4321

8 7 6 5

CB

R53

710

K

R58218K

C582120P R536

1KC58016V33

R5802.2K

R53

810

K

C53816V33

MAIN CIRCUITSCHEMATIC DIAGRAM-12

R58

510

K

78910

+B(2)

T.GND+B(1)

SD

DETRch IN

CELch IN

DIDOCL

To TUNER UNITon SCHEMATICDIAGRAM-18

C

D

E

F

HG

B To SURROUNDCIRCUIT(CN1204) onSCHEMATIC DIAGRAM-5

B

To IN/ OUTTERMINALCIRCUIT(CN403)on SCHEMATICDIAGRAM-2



PHONO

A

A

A

SL4

C57916V33

R5351K

C46

918

0PC

470

180P

R4701K

R4691K

-16.2V14.4V

-16.

2V

0V 14.4V

-16.2V

0V 0V

0V 0V 0V

0V

0V

0.6V0V

0.6V

0V

14.4

V


:CENTER SP SIGNAL LINE :SUB WOOFER SIGNAL LINE:SURROUND SP SIGNAL LINE

0.6V

0.6V

-16.2V14.4V

14.4V 0V 0V

-16.2V0V 0V

To FL CIRCUIT(CP901)on SCHEMATIC DIAGRAM-8




1 1032 4 5 6 7 8 9 1 1032 4 5 6 7 8 9 1 832 4 5 6 7 1 832 4 5 6 7 1 832 4 5 6 7

TC

E

CO

MD

IG

ND

+B

(3)

OV

1S

/CS

PB

SP

A

+B

(1)

T.D

T

VID

EO

BV

IDE

OA

IFD

ATASD

FM

ST

OV

2

V.R

F

S-D

ET

CO

NR

EQ

MG

ND

V.O

LIN

RIN

+B

(8)

LD

OU

T

RO

UT

LO

UT

A.G

ND

RD

OU

T

D

CO

NR

EQ

S

T.C

K

CO

MC

KC

OM

DO

RE

LAY

RD

SIN

AF

MU

TE

LIM

ITT

ER

FL

AC

2F

LA

C1

HP

RH

PL

HP

GN

D

D

4 5 6 71 2 3

11 10 9 814 13 12

Vcc

Vss


C574120P

R57418K

R5722.2K

R5762.7K

C576560P

R57

168

0

R57

568

0C

575

16V

22 R689820

R5732.7K

C573560P

R690820

R4L4

L5

R5

C4

A B C

CN901 CN902 CN903 CN904 CN905

N L M P O J IA BGCE F HK D E F GDCBABA

C41

416

V10

C41

316

V10

R420 100KR419 100K

A B

C57

70.

01

C57

80.

01

C57

116

V22

A B

10K

4.7K

10K

4.7K

10K

4.7K

10K

4.7K

10K

4.7K

R62

36.

8K

C

R62

16.

8K

R62

26.

8K

BA

Q651,652RVTDTA143XSTRELAY DRIVECONTROL

Q652Q651

Q603 Q601Q602

RELAY DRIVE

Q601-603RVTDTA143XST

C D

A

DCB

Q604RVTDTA114ESTLIMITER

A

B

C

Q7062SC3940AQSTAREGULATOR

Q7012SD2374PQAUREGULATOR

Q7082SB1548PQAUREGULATOR

Q7072SA1534AQRTAREGULATORC

713

0.01

R725820

D70

8M

TZ

J16C

TA

C71

425

V47

D70

7M

TZ

J27D

TA

C71

250

V10

C71

10.

01 R721560

R72212K

R727330

R726330

R61

42.

2KR

699

2.2K

D61

8M

TZ

J8R

2CTA

R6131.5K

R6982.2K

Q605RVTDTA114ESTSWITCHING

R615680

R640680

R63

910

0K

D70

5M

TZ

J6R

2BTA

C7100.01

C71

516

V10

0R

713

39

R71

439

R7117.5K

C70916V33

R71

26.

8K

R70

81.

5K

Q703

Q704

REGULATOR

Q703,7042SC1740SSTA

C70

80.

01

R707220

R7061K R

705

4.7K

C70

735

V10

0

L751100 H

C75

816

V10

0

D C

C

E D


D

-B(1

)

-B(2

)

R5831K

C57216V22

D D To FL CIRCUIT(CP905)on SCHEMATIC DIAGRAM-8

D

10K

10K

10K

10K

4.9V

14.4V-16.2V

5.5V

0V 0V 0V 0V

0V 0V 0V 0V14.4V

5.5V 13.8V

6.1V

14.4V 31.1V

14.9V 30.8V

15.5V

15.5V

6.1V

6.7V

0V0V

4.9V

0V

0V0V0V

-7.8V

4.5V


:CENTER SP SIGNAL LINE

-16.2V

-38.9V-27.2V

-27.9V

-31.4V

-16.8V

-16.2V

0V

-7.4V

-31.5V0V

0V

0V

-27.2V

5.5V

-27.

2V

-31.4V

-7.8V0V0V

-16.2V

SG

ND

11 10 9 8 7 6 5 4 3 2 124 23 22 21 20 19 18 17 16 15 14 13 12

PA

SS

-

PA

SS

+

TT

LP

VD

RLY

SE

NS

-

SE

NS

+

IHD

ET

DIS

P

DC

OV

ER

DE

T

GN

D

AC

HO

UT-

HO

UT

+

VH

-

VH

+

IC601RSN310R36-PPOWER AMP

C642820P

C603820P

C604820P

C61

925

V10

0

C61

710

0V2.

2

C62

110

0V33

R62

44.

7

R60

522

0

R64

722

0

R60

622

0

R6031.8K

R642820

R6041.8K

C60263V33

C64163V33

C60163V33

D617 RVD1SS133TA

R63

815

0K

R63

715

0K C6460.1

R63

218

0K

R63

115

0K

R63

012

0K

D60

5R

VD

1SS

133T

A

D60

2R

K30

6LF

U1

D60

1R

K30

6LF

U1

R608 56KC608 18P

R643 56KC643 18P

R64

547

C64

40.

1

B

R64

410

C

R60

947

R61

110

C61

10.

1

C62550V10

R6251W100

R6271W100

R6281W100

R6261W100

C62650V10

A

R61

047

R61

210

C61

20.

1

C607 18PR607 56K

NC62

210

0V33

R63

647

K

C61

810

00P

R63

427

0K

R62

91K

C

A

B

C B

R63

515

0K

C61

50.

01

R72

868

0K

10K

1K

10K

10K

HGFE

L603

0.7

H

L602

0.7

H

L604

0.7

H

N

N

D A

A

B

Q775RVTDTA114ESTOVER LOAD DET.

Q774RVTDTA113ZSTOVER LOAD DET.

Q771,777-7792SA933SSTAMOTOR DRIVE

Q7762SC1740SSTAMOTOR DRIVE

Q7732SB621AQSTAPOWER SUPPLY

C77

46.

3V10

0

R78239

D77

4R

B72

1Q40

T77

C77516V10

R77

622

C77

650

V1

D77

3M

TZ

J8R

2CTA

D76

8M

TZ

J3R

3ATA

Q7802SA933SSTAMOTOR DRIVE

C7810.01

R76647K

D769RVD1SS133TA

R767150K

R76

81K C77

716

V22

0

R78

415

0K

R78

615

0K

R77310K

C78

016

V47

0

R775330

C77

30.

1R77910K

R77

84.

7K

R77

715

0K

C77

816

V10

0C

779

16V

100

R78

03.

9

Q7812SC1740SSTAMOTOR DRIVER769

10K

D770RVD1SS133TAQ777

Q778D781

R771100K

C77150V4.7

C77250V4.7

R7741.5M

C70

547

00C

706

4700

D72

5

D72

1

D72

3

D72

7

D72

6

D72

2

D72

4

D72

8

C72

20.

1

C7210.1

D721-7281N5402BM21

D70

2

D70

4D

703

D70

1

C7020.1

C70

375

00C

704

7500

D701-7041N5402BM21

G

DE

R770100K

D782

C61

650

V47

R63

347

K

Q7722SC1740SSTAMOTOR DRIVE

MAIN CIRCUITSCHEMATIC DIAGRAM-14

Q724,725RVTDTC114YSTSWITCHING

47K

10K

Q723RVTDTA114YSTSWITCHING

47K

10K

Q724

Q725

R72

010

KD

731

RV

D1S

S13

3TA

D732RVD1SS133TA

R7231

R7241

47K

10K

D771,772,781,782RB721Q40T77

Q771

Q779

D771 D772

-16.2V

-66.7V

-66.7V66.8V

0V 0V 0V 0V -52.4V 0V -26.2V -8.4V -16.4V 14V 0V -1.5V 0V -12.3V 0V 0V -31.2V 31.1V 0V -66.7V 66.8V 0V

-12.1V0V

0V0V

FAN OFF:-16.2VFAN ON:-1.4V

FAN ON:-1.8VFAN OFF:-16.2V


FAN OFF:0V

FAN ON:-1.4V

FAN ON:-1.5VFAN OFF:0V

FAN OFF:0VFAN ON:-10.1V

FAN ON:0VFAN OFF:-9.4V

-16.2V


-16.2V

FAN OFF:-16.2VFAN ON:-14V



-16.2V





FAN ON:-4.6VFAN OFF:-16.2V

52.5V


:CENTER SP SIGNAL LINE

-31.5V31.4V

31.4V

-31.5V

66.8V

31.4V

31.1V0V

-31.4V-31.5V

5.5V

0V0V

IC651RSN313H25-PPOWER AMP

R68

222

0K

R68

118

0K

B

A

3

4

6 5

2

1

1

2

5 6

4

31

2

5 6

4

3

1

2

5 6

4

3

RL601

RL602

RL603

RL604

BA

B

C

A

CBA

A

B

C

R68

815

0K

R66

347L6

510.

7H

C66

10.

047

R66

110

R66

210

C66

20.

047

R66

447L6

520.

7H

D655RVD1SS133TA

R67

44.

7

R65

622

0

R67

247

C653820P

C67

210

0V33

C66

710

0V2.

2

R61882

D613RVD1SS133TA

R61982

D614RVD1SS133TA

D611RVD1SS133TA

R61682

R61782

D612RVD1SS133TA

R79

722

K

R79

822

K

R79

96.

8K

R79

312

K

R79

412

K

R79522K

SL5

SR5

C5R6

L6

C654820P

R65

522

0

C67

110

0V33

R68

715

0K

C66

625

V10

0

R68

347

K

R68

515

0K

C68

50.

01


R654820

C65263V33

R653820

C65163V33

R67

182

C66

810

00P

R67

96.

8K

12345678910111213141516171819202122

S.G

ND

IN2-

IN1-

-VD

+V

D

NC

NC

RLY

SE

NS-

SE

NS

+

IHD

ET

DS

P

DC

OV

ER

DE

T

GN

D

AC

VO

1

-HO

UT

+H

OU

T

VO

2

VH-

VH

+

C65810P

R65756K

R658 56K

C65710P

D65

2R

K30

6LF

U1 D

651

RK

306L

FU

1

R79

212

K

C

D

R79

112

K

R729680K

N

R68

447

0K


:CENTER SP SIGNAL LINE :SURROUND SP SIGNAL LINE

-66.7V66.8V

-31.5V31.4V

0V 0V 0V -60.8V 64.3V -9.4V -11.5V 15V 0V -11.4V 0V -12.3V 0V 0V -31.2V 31.1V 0V -66.7V 66.8V

To SURROUNDCIRCUIT(CN702)on SCHEMATICDIAGRAM-5

123

D74

4

D74

2

C7410.1

D74

1

C7422200

D74

3

F5 1.6A

D741-7441SR35400V

1

3

SG

D

10K

4.7K

3 2

14

Q751RVTDTC143ZSTRELAY DRIVE

Rch

Lch

Rch

Lch

1

2

3

1

2

A

B

B

C

D

B

C

A

D

C

H

E

F

G

BA

FAN MOTORCP771

F3 8A

F4 8A

T701CN751

Z75

1

JK794L701

RL751

T751D75

3

D75

4D

752

D75

1

C7520.01

D751-7541SR35400V

D75

5R

VD

1SS

133T

A

F1T2.5A

C75

333

0

C75

716

V10

C75

40.

01

D75

6M

TZ

J6R

8BTA

C75

516

V47

CN752

R7308.2

Q7522SC3940AQSTAREGULATOR

Q7532SK2880CTASTABILIZER

I

J

K

JK603

JK601

G

E601C7010.01

C6910.01

C7511000P

W1 W2M

SPEAKER

1

2

3W752

+B(4)

GND+B(4)

W702

12

21

3456789

1011

12

21

3456789

1011

W701

AC IN/OUTCIRCUIT

R75

62.

2K

POWER SUPPLY CIRCUIT

CENTER SPEAKER

FRONT SPEAKER(B)

SURROUND SPEAKERS

SCHEMATIC DIAGRAM-16MAIN CIRCUIT

POWER TRANSFORMERCIRCUIT

2

34

21

B

A

W601

34

21

Lch

Rch

FRONT SPEAKER(A)

CN601

H SPEAKERTERMINAL CIRCUIT

JK604

C63

70.

022

C63

80.

022

C63

30.

022

C63

40.

022

C63

50.

022

C63

910

00P

C64

010

00P

AC IN230V 50Hz [E,EG]230-240V 50Hz [EB]

AC12.3V

4.9V0V

9.5V

6.6V

6V

9.5V6.6V

6.6V

AC41.2V

AC76V

AC33.4V

AC4.8V

AC8.4V

:POSITIVE VOLTAGE LINE:FM/ AM SIGNAL LINE:CENTER SP SIGNAL LINE:SURROUND SP SIGNAL LINE

6V

1 2 3 4 5 6 7 8 9 10

20 19 18 17 16 15 14 13 12 11

XIN

CE

DI

CL

DO

AM

LW SD

C

ST

RQ

FM

IFIN

MO

NO

AM

IN

FM

INVD

D

PD

AIN

AO

UT

Vss

XO

UT

A

B

C

D

0.47 H

390

220

27K

100P0.01 560

1K

25V

4.7

MA

4051

MTA

10K

27-

30P

27P

(7.2MHz)

47K

-100

K

6.3V

100

1000

P

1000

P

10K

1K

3.3K

10K

1K 1K 1K 470

A B C D

16V

22

5.6K

0.01

A

B

C

D

E

F

AM ANTEXT

LOOP


Z101 TUNER UNIT(RAN0002EM)

JK101

FM ANT(75 )

0.01

16V

10

100

0.47 H

0.47

H

AM ANT

10-

33P

100K

5-

12P

330 - 560P

C42

0.04

7

1000

P

10K

AM OSC

LC72131MPLL FREQUENCYSYNTHESIZER

2SC2413BUFFER AMP

2SK360RF AMP

2SC2059FM MIXER

3P

10K

0.02

2 150

220

2P

27P

1.2K

-2.7

K

27P

10K

27P

33K

680K

-1.5

M68

0

3-

7P

0.02

2

100

0 - 220

100K

10P

4-

8P

33K

2.7K

0.02

2

47P

10K

IFT1

1000

P

3P

1-

5P

18P

:POSITIVE VOLTAGE LINE:FM SIGNAL LINE:FM OSC SIGNAL LINE

:AM SIGNAL LINE:AM OSC SIGNAL LINE

1 3

2

24 23 22 21 20 19 18 17 16 15 14 13

1 2 3 4 5 6 7 8 9 10 11 12

FM

IFIN

AM

MIX

OU

T

RE

G

AM

IFIN

GN

D

SD ST

FM

DE

T

Vcc

ST

RQ

FM

/AM

MO

NO

OS

CO

UT

OS

C

AF

C

AM

RF

IN

AG

C

AM

OU

T

DE

TO

UT

PIL

OT

IN

MP

XIN

PIL

OT

OU

T

Rch Lch

B AD F C E

470

12

.7K

0.47

68

1000

P

0.011

16V

22

6.3V

1022

K-

68K

50V1

470K50V1

4700

P-

6800

P

150P

68

K0.

116V

1022

K16

V4.

74.

7K

6800

P-

0.01

547

K-

180K

25V

10

27K

1000

P

50V

3.3

3.3K

-6.

8K

A

D

B

C

10K

0.0

1

330

1000P

330-

680

CF1

470K 1 3

2

CF2

LA1844FM/AM IF AMP,DET/AM OSC,MIX/FM MPX

2SC2413FM IF AMP

470K100P330

0.02

70.

027

470K

11 13 245678910

2.2K

1B

560-

1.5K

560-

1.5K

2.2K

1 1KC

1K

A

2SC2712BUFFER AMP

3.3K

+B

(2)

T.G

ND

+B

(1)

SD

DE

TR

chO

UT

CE

A

Lch

OU

T

C

DI

B

DO

D

CL

AB

C

A B

B

A

1

0.02

2

0.02

2

IFT2 CF3

DET2

DET1

1K

220P

-68

0P


To MAIN CIRCUIT(CP101)on SCHEMATIC DIAGRAM-12

G

470

68

2SC2712BUFFER AMP

2SC2712BUFFER AMP

1-

10K

DTA114POWER SUPPLY(FM:ON)

2SC2413FM IF AMP

14.8V

7.3V

:POSITIVE VOLTAGE LINE :FM SIGNAL LINE :AM SIGNAL LINE :AM OSC SIGNAL LINE :FM/ AM SIGNAL LINE

technics_sa_dx940.pdf

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Transcript of technics_sa_dx940.pdf