14
http://servis-manual.com/ Service Manual TOP NEXT ORDER NO. MD0102038C1 A6 CD Stereo System l SA-AK66 Colour (S)... Silver Type Area (P)... U.S.A. (PC)... Canada TAPE SECTION : SG-2W MECHANISM SERIES CD SECTION : RAE0152Z-3 TRAVERSE DECK SERIES Specifications · AMPLIFIER SECTION Power output THD 10% Total harmonic distortion (Front 1 kHz) 70 W per channel (6Ω) (Center 1 kHz) 70 W per channel (8Ω) (Surround 1 kHz) 35 W per channel (8Ω) Total output in stereo mode 140 W Total output in Dolby Pro Logic mode 280 W FTC Power output THD 10% Total harmonic distortion (Front 70-16 kHz) 60 W per channel (6Ω) (Center 70-16 kHz) 70 W per channel (8Ω) (Surround 70-16 kHz) 35 W per channel (8Ω) Total output in stereo mode 120 W Total output in Dolby Pro Logic mode 260 W Input sensitivity AUX 250 mV Input Impedance AUX 13 kΩ · FM TUNER SECTION Frequency range 87.9 - 107.9 MHz (200 kHz steps) 87.5 - 108.0 MHz (100 kHz steps) Sensitivity 2.5μV (IHF) S/N 26 dB 2.2μV Antenna terminal(s) 75Ω (unbalanced) · AM TUNER SECTION Frequency range 520 - 1710 kHz (10 kHz steps) Sensitivity S/N 20 dB (at 1000 kHz) 560μV/m · CASSETTE DECK SECTION Track system 4 track, 2 channel Heads Record/playback Solid permalloy head Erasure Double gap ferrite head Motor DC servo motor Recording system AC bias 100 kHz Erasing system AC erase 100 kHz

Service Manual - Diagramas dediagramas.diagramasde.com/audio/Panasonic SA-AK66.pdf · Service Manual TOP NEXT ORDER NO. MD0102038C1 A6 CD Stereo System l SA-AK66 Colour (S)... Silver

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Page 1: Service Manual - Diagramas dediagramas.diagramasde.com/audio/Panasonic SA-AK66.pdf · Service Manual TOP NEXT ORDER NO. MD0102038C1 A6 CD Stereo System l SA-AK66 Colour (S)... Silver

http://servis-manual.com/

Service Manual TOP NEXT

ORDER NO. MD0102038C1

A6

CD Stereo System

l SA-AK66

Colour

(S)... Silver Type

Area

(P)... U.S.A.

(PC)... Canada

TAPE SECTION :

SG-2W MECHANISM SERIES

CD SECTION :

RAE0152Z-3 TRAVERSE DECK SERIES

Specifications

· AMPLIFIER SECTION

Power output

THD 10% Total harmonic distortion

(Front 1 kHz) 70 W per channel (6Ω)

(Center 1 kHz) 70 W per channel (8Ω)

(Surround 1 kHz) 35 W per channel (8Ω)

Total output in stereo mode 140 W

Total output in Dolby Pro Logic mode 280 W

FTC Power output

THD 10% Total harmonic distortion

(Front 70-16 kHz) 60 W per channel (6Ω)

(Center 70-16 kHz) 70 W per channel (8Ω)

(Surround 70-16 kHz) 35 W per channel (8Ω)

Total output in stereo mode 120 W

Total output in Dolby Pro Logic mode 260 W

Input sensitivity

AUX 250 mV

Input Impedance

AUX 13 kΩ

· FM TUNER SECTION

Frequency range 87.9 - 107.9 MHz (200 kHz steps)

87.5 - 108.0 MHz (100 kHz steps)

Sensitivity 2.5μV (IHF)

S/N 26 dB 2.2μV

Antenna terminal(s) 75Ω (unbalanced)

· AM TUNER SECTION

Frequency range 520 - 1710 kHz (10 kHz steps)

Sensitivity

S/N 20 dB (at 1000 kHz) 560μV/m

· CASSETTE DECK SECTION

Track system 4 track, 2 channel

Heads

Record/playback Solid permalloy head

Erasure Double gap ferrite head

Motor DC servo motor

Recording system AC bias 100 kHz

Erasing system AC erase 100 kHz

Page 2: Service Manual - Diagramas dediagramas.diagramasde.com/audio/Panasonic SA-AK66.pdf · Service Manual TOP NEXT ORDER NO. MD0102038C1 A6 CD Stereo System l SA-AK66 Colour (S)... Silver

19 Troubleshooting Guide TOP PREVIOUS NEXT

TOP PREVIOUS NEXT

Page 3: Service Manual - Diagramas dediagramas.diagramasde.com/audio/Panasonic SA-AK66.pdf · Service Manual TOP NEXT ORDER NO. MD0102038C1 A6 CD Stereo System l SA-AK66 Colour (S)... Silver

30

29 22 28272625

7 6 5 4 3 2 1

23 2421201915 16 17 18

14 13 12 11 10 9 8

IC703

IC703AN8739SBE2

FOCUS COIL/TRACKING COIL/

TRAVERSE MOTOR/SPINDLE MOTOR DRIVE

R7293.9K

R7283.9K

R7273.9K

R7494.7K

R7236.8K

R7316.8K

R725390

R7151K

R72

418

K

R735100

R736100

R7014.7

R7041K

R744120K

R705150K

R70210K

R7061K

R70739K

R70822K

C7521000P

C7391500P

C7152700P

C7040.1

C7420.027

C747180P

C710120P

C7492200P

C7130.1

C7070.027C

702

0.1

C70

627

00P

C7120.1

C7110.1

C7510.1

C7500.1

C7360.1

C7370.1

C7350.1

C

C

C

C

C

C7380.01

C7036.3V100

C7016.3V33

C7146.3V100

C73410V220

MM701

MM702

1

3

5

7

9

8

6

4

2

10

11

12

13

14

15

16

CN701

1

3

5

7

9

8

6

4

2

10

11

12

13

14

15

16

Q701

Q7012SA1037AKSTXLASER POWER DRIVE

1521 20 19 18 17 1624 23 2228 27 26 25

1413121110987654321

IC701IC701AN8885SBE1

SERVO AMP

81

2

3

4 5

6

7

VC

C

NC

38 37

3536

33

29 30

GND

TEN

FEN

FEO

UT

FBA

L

TBA

L

TEO

UT

CE

A

RF

LPD

LD

RFI

N

PD

F

PD

E

PD

B

PD

A

VR

EF

EN

V

OFT

R

/RFD

ET

GN

D

LDO

N

BD

O

VC

C

SP MOTOR

TRV MOTOR

NC

RS

TIN

IN3

IN4

VR

EF

NC

/RS

T

GND

GND

PV

CC

2

PG

ND

2

D4+

D4-

D3+

D3-

PG

ND

1

PV

CC

1

NC

D2+

D2-

D1+

D1-

IN1

NC

PC

2

NC

IN2

GND

CS

BR

T

LASER DIODE

11

12

10

68

5

49

23

GND

VCC

AIN

BIN

VREF

NAOUT

GND

NBOUT

F+

F-

T+

T-

LPD

VREFNA

NB

GNDLD GND

LD

PDE

PDF

VCC

NC

PD

OW

N

NC

NC

NC

28

3.3V

((3V

))

3.3V

((3V

))

3.3V

((3.

5V))

3.3V

7.3V

7.3V

7.3V

1.6V

1.6V

1.6V

3.3V

((3.

5V))

3.3V

3.7V

((3.

5V))

3.7V

((4.

1V))

1.6V

1.6V

3.2V

((0V

))

1.6V

1.6V

3.2V

2.7V((2.3V))0.9V

((2V))

R7504.7

SCHEMATIC DIAGRAM -1

CD SERVO CIRCUIT

OPTICAL PICKUP CIRCUIT

: CD SIGNAL LINE

1.6V

1.6V

1.6V

1.6V

3.2V

0V((

0.2V

))

2.7V

((2.

3V))

0.9V

((1.

4V))

0.7V

1.9V

1.6V

0V 0V((

3.1V

))

1.6V

1.6V

1.6V

1.6V

1.6V

1.6V

1.6V

1.6V 0V

0V((

3.2V

))

: +B SIGNAL LINE : +B SIGNAL LINE

Page 4: Service Manual - Diagramas dediagramas.diagramasde.com/audio/Panasonic SA-AK66.pdf · Service Manual TOP NEXT ORDER NO. MD0102038C1 A6 CD Stereo System l SA-AK66 Colour (S)... Silver

40

41

42

43

39 38 37 36 35 34 33 32 31 30 29 28 27 26 25 24 23 22 21

20

19

18

44 17

45

46

47

48

49

50

51

52

53

54

55

56

57

58

59

60

61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79

16

15

14

13

12

11

10

9

8

7

6

5

4

3

2

80

1

R7140

R7171K

R70947K

R71182K

R721100

R7181K

R712

220

R74147K

R742220K

R75310

C72210P C721

10P

C7240.1

C7445600P

C7261000P

C7251000P

C7300.1

C754470P

C7330.1

C7180.22

C716820P

C7451000P

C7170.1

C753470P

C7430.1

C72750V1

C72850V1

C7316.3V220

C72310V220

C7326.3V220

S701

X701

1

3

5

7

9

8

6

4

2

10

11

12

13

14

15

16

17

18

19

CN702

SPEED

RE

SY

SS

EL

BY

TCK

DE

MP

H

IN

DVSS1

DVDD1

VDD

AVSS2

AVDD2

OUT

/CLD

CK

FCLK

IPFL

AG

FLA

G

CLV

S

CR

C

/TE

ST

AVD

D1

AVS

S1

RS

EL

PS

EL

MS

EL

BCLK

LRCK

SRDATA

TX

MCLK

MDATA

MLD

SENSE

/FLOCK

/TLOCK

BLKCK

SQCK

SUBQ

DMUTE

STAT

/RST

SMCK

TVD

PC

EC

M

EC

S

TRD

FOD

VR

EF

FBA

L

TBA

L

FETERFE

NV

VD

ET

OFT

TRC

RS

/RFD

ET

BD

O

LDO

N

WVEL

ARF

IREF

DRF

DSLF

PLLF

EFM

PCK

SUBC

SBCK

VSS

X1

X2

OU

TR

OU

TL

1516

21

20

22

23

REST SW

PLLF2

VCOF

VCOF2

IOS

EL

IOV

DD

CSEL

11

10

9

DSLF2

RESET SW

1

KIC

K

TRV

/RST

3

STAT

4

SUBQ

6

SQCK

7

BLKCK

8

MLDMDATA

MCLK

P.GND+7.5V

17

TX

LD SWD.GND

+3.3VRch OUT

A.GND

Lch OUT

19

RSXZ16M9M01T

0V((

3.2V

))

0V((

3.2V

))0V 0V

1.6V

1.6V

1.6V

1.6V

1.6V

1.6V

1.6V

1.6V

1.6V

1.6V

1.6V

3.2V

((0V

))

3.2V

1.6V

3.2V

0.5V

3.2V

0V

0V((0.2V))

3.2V((3.1V))

0V((3.1V))

3.1V

3.2V

3.2V

2.9V

1.5V

1.5V

2.9V

3.2V

3.2V

3.2V

1.5V

1.5V

3.2V

0.5V

1.6V

1.6V

1V

1.6V

1.5V

IC702MN662790RSCSERVO PROCESSOR

DIGITAL SIGNAL PROCESSOR/DIGITAL FILTER/D/A CONVERTER

TJ702

18

SCHEMATIC DIAGRAM - 2: CD SIGNAL LINE

CD SERVO CIRCUIT

TOPANELCIRCUIT(CP606) ONSCHEMATICDIAGRAM-8

: +B SIGNAL LINE : +B SIGNAL LINE

Page 5: Service Manual - Diagramas dediagramas.diagramasde.com/audio/Panasonic SA-AK66.pdf · Service Manual TOP NEXT ORDER NO. MD0102038C1 A6 CD Stereo System l SA-AK66 Colour (S)... Silver

D

SG

: FM/AM SIGNAL LINE

50V1

IC101

IC102

Q101AM LOOPANT

AM EXTANT

JK101

75

FM EXT ANT

L102

8

71

3

4

2

5

6

2

1

3

4

100K

Z120 (RAL0029)

5.6P

0.001

100K

3901.2u

2.2P

180P

820K

3.3P 10P

0.001

0.47u

100K

2.7K

220390

2.2P

4.7P

560K

390

680K

2.2P

10P

2SK544RF AMP

2SC2786MFM MIXER

2SC1675L1L2BUFFER AMPLOCAL OSC

GND

C1010.01

C10216V10

C1170.01

C11

80.

01

C13

7

3300

P

R12

368

K

R1024.7K

C13950V4.7

C13

115

0P

R14322K

C11

5 C11

9

680P

R12

0 47

K

C11

60.

033

C1380.01

C12016V10

R12122K

R11

8C

127

C10

910

00P

C11

4C

126

10

Z102

R11

94.

7K

C1060.01

C14

80.

01

C14

710

00P

R124 33X

102

R127 470

C122

R1222.7K

C12

150

V0.

47

C12

350

V1

C11

310

00P

R15

182

R1161K

R115560

C11150V4.7

R11310K

R111390

R12

927

K

C12

410

0P

R12882

R13010K

C1306.3V100

C1321000P

D101UDZSTE175R1B

C12516V22

C13427P

C13327P

C1120.01

X10

3

IC102LC72131MDTRM

PLL FREQUENCY SYNTHESIZER

IC101LA1833NMNTLM

FM/AM IF AMPDET/AM OSC MIX/

FM MPX

C14250V1

R1426.8K

C14150V1

R1416.8K

R145100K

C1436800P

R146100K

C14

468

00P

0.1C129

6.3V100C149

R131

R1371K

R1361K

R1351K

R134470

CE

PLL

DA

PLL

CK

DO

/ST

R1383.3K

R13210K

R1331K

SD

DO

/ST

R1261K

R125470

RCH

CE

LCH

PLLDADO/STPLLCK

15VDO/ST

MUTEA

SD+7.5V

2A

1A

Q106KRA102MTA

POWER SUPPLY CONTROL(FM : ON)

R1101K

R1145.6K

R152

C1100.01

C1070.047

R112100K

C1088P

R11747K

R103270

R105470

C1041000P

R106470K

R107330

C1030.01

Q1012SC2058SPTA

FM IF AMP

R1041K

CF201

2

1 3

TUNGND

068

RLQ

B1R

0KTD

-D

RLF

DFT

22D

D

RS

XC

7M20

S05

T

Z101RLA2Z007-T

RLI2Z021M-T

C1361000P

1

2

3

4

5

6

789

3

2

1

5 6

4

RLFFETWND01M RLFFETWND01MCF202

2

1 3

9 10 11 12

13141516

87653 421

1718192021222324

OS

C O

UT

OS

C

AFC

AM

RF

IN

AG

C

AM

OU

T

DE

T O

UT

PIL

OT

IN

MP

X IN

PIL

OT

OU

T

RC

H

LCH

MO

NO

FM/A

M

STR

Q

VC

C

FM D

ET

ST

SD

GN

D

AM

RF

IN

RE

G

AM

MIX

OU

T

FM IF

IN

9 10

111213141516

87653 421

17181920

XO

UT

VS

S

AO

UT

AIN PD

VD

D

FMIN

AM

IN

MO

NO

IFIN

FMSTR

Q

SW

B

SW

A

AMDO

DI

CE

CL

XIN

SCHEMATIC DIAGRAM - 3

TUNER CIRCUIT

: FM SIGNAL LINE : AM SIGNAL LINE: FM OSC SIGNAL LINE : AM OSC SIGNAL LINE

: +B SIGNAL LINE

3.3K

16V

2250

V3.

3

50V

4.7

<2.0

8V>

(2.0

7V)

((2.

09V

))2.

09V

<6.1

V>

(6.4

2V)

((6.

27V

))6.

28V

<2.0

8V>

(2.0

7V)

((2.

07V

))2.

08V

<2.0

6V>

(2.0

6V)

((2.

08V

))2.

07V <0

V>

(0V

)((

0V))

0V<5

.15V

>(5

.14V

)((

4.22

V))

5.12

V<5

.15V

>(5

.16V

)((

5V))

5.16

V<3

.97V

>(5

.15V

)((

4.13

V))

4.12

V<6

.1V

>(6

.43V

)((

6.17

V))

6.27

V<0

.02V

>(0

.02V

)((

3.68

V))

3.68

V<5

.01V

>(1

.32V

)((

5.19

V))

5.19

V<3

.66V

>(4

.55V

)((

3.76

V))

3.72

V

<1.6

9V>

(1.7

6V)

((1.

78V

))1.

77V

<1.7

V>

(1.7

5V)

((1.

76V

))1.

76V

<2V

>(2

.01V

)((

2.02

V))

2.02

V

<2.0

7V>

(2.0

7V)

((2.

08V

))2.

08V

<2.0

6V>

(2.0

6V)

((2.

07V

))2.

07V

<2.3

9V>

(1.5

6V)

((2.

36V

))2.

36V

<2.0

2V>

(1.2

5V)

((2.

02V

))1.

86V

<0.1

6V>

(0.7

5V)

((0.

25V

))0.

25V

<2.4

2V>

(2.0

6V)

((2.

46V

))2.

46V

<2.4

2V>

(2.0

6V)

((2.

46V

))2.

46V

<6.1

1V>

(6.4

2V)

((6.2

7V))

6.27

V

<4.6

8V>

(5.0

1V)

((4.

85V

))4.

85V

<2.6

V>

(2.6

1V)

((2.

61V

))2.

62V

<0.5

5V>

(0.5

5V)

((0.

77V

))0.

55V

<0.0

2V>

(0.0

2V)

((0.

23V

))0.

02V

<0.0

2V>

(0.0

2V)

((4.

75V

))0.

02V

<5.1

5V>

(5.1

6V)

((5.

03V

))5.

16V

<5.0

1V>

(0.1

8V)

((5.

19V

))5.

19V

<4.6

6V>

(4.9

8V)

((4.

83V

))4.

83V

<0.0

2V>

(0.0

2V)

((4.

43V

))4.

43V

<0.0

5V>

(12.

3V)

((12

.31V

))12

.25V

<0V

>(0

V)

((0V

))0V<0

V>

(0V

)((

0V))

0V<0V

>(2

.49V

)((

2.59

V))

2.59

V

<2.5

8V>

(0V

)((

0V))

0V<1.1

5V>

(5.1

6V)

((5.

16V

))5.

17V

<0.8

1V>

(0.9

V)

((0V

))0V<0

.81V

>(0

.9V

)((

0V))

0V<5.6

4V>

(1.8

4V)

((12

.33V

))12

.26V

<0V

>(0

V)

((0V

))0V<2

.59V

>(2

.6V

)((

2.6V

))2.

6V

0V(0V)<13.5V>

13.6V(13.6V)<13.6V>

13.6V(13.6V)<0V>

0V(0V)<11.5V>

0V(0V)<0V>

0V(0V)<0.7V>

TOMAIN CIRCUIT(1B) ONSCHEMATICDIAGRAM-4

TOMAIN CIRCUIT(2B) ONSCHEMATICDIAGRAM-4

AM ANT COIL

AM OSC COIL

Page 6: Service Manual - Diagramas dediagramas.diagramasde.com/audio/Panasonic SA-AK66.pdf · Service Manual TOP NEXT ORDER NO. MD0102038C1 A6 CD Stereo System l SA-AK66 Colour (S)... Silver

14

13

12

11

10

2

4

6

8

9

7

5

3

1

CN205

18 17 16 15 14 13 12 11 10 24689 7 5 3 1CP503

9 10 11 12 13 14 15 16

8 7 6 5 34 2 1

IC305 IC305BU2090AF-E2

I/O EXPANDER

JK201

JK202

BASS1

BASS2

ALCR

ALCC

BASS3

BASS4

BASS5

STEPCSI

SC

KABC

BP

CLK

BP

MF

INLA

INR

A

INLB

INR

B

INLC

INR

C

INLDINRD

RECL

RECR

VFC1

GND

VFC2

MIC

FILTER

CAP

VCC

OUTR

OUTL

HPFL1

HPFL2

HPFL3

HPFR1

HPFR2

HPFR3

F3R

2F1L2

F1L1F2

L2

F2L1

F1R

2

F1R1 F3R

1

F2R

2

F2R

1

DPLL1

DPLL2

DPLR2

DPLR1

F5L

F5RF4R

2

F4R

1

F4L1

F4L2

F3L2

F3L1

PS2

PS1

32

33343536373839404142434445464748

49

3150

3051

2952

2853

2754

2655

2556

2457

2358

2259

2160

2061

1962

1863

17

1615141312111098765432

64

1

1

2

4

6

8

10

9

7

5

3

CN204

C33

916

V10

C40

550

V4.

7

C46450V2.2

C30

4

16V

10

C208 50V2.2C408

50V2.2

C205

50V4.7

C40650V2.2

C20650V2.2

C21

050

V2.

2C

410

50V

2.2

C209 16V10

C301 16V10

C337 16V10

C211 16V10C411 16V10

C409 16V10

R31

527

K

R3184.7K

R30782K

R31347K

R34

022

0

R31

44.

7K

R47910

R39610K

R471 4.7KR470 4.7KR469 4.7KR468 4.7KR466 1KR465 4.7KR464 4.7KR463 1KR462 4.7KR461 4.7K

R42

01K R41

91K

R45

947

K

R45

847

K

R45

710

K

R45622K

R455 12K

R454 220R453 22K

R45110K

R452 12K

R47

210

0KR

416

100K

R21

610

0K

R47

310

0K

R474100

R31

72.

7K

R31

62.

2K

R4184.7K

R2184.7K

R41

72.

2K

R21

72.

2K

R2352.2K

R23

610

KR

436

10KR435

2.2K

R2142.2K R

215

10K

R41

510

KR4142.2K

R2122.2K R

213

10K

R41

310

K

R4122.2K

R41

039

KR

409

820

R20

982

0R

210

39K

R211220K

R411220K

R3954.7K

R302 100KR301 100K

R20

810

K

R2071.5K

R4071.5K

R40

810

KR

406

47K

R20

647

KR4051K

R2051K

R40110K

R20110K

R20

23.

9KR

402

3.9K

R312 3.3K

R30682K

R30

482

K

R305390K

R308390K

R309 82KR311 15K

R31022K

R39

310

K

R39

41K

C30

950

V0.

33

C30

850

V0.

33

C307 50V0.33

C31

0

50V

0.33

C46

70.

15C

314

0.15

C44

80.

15C

312

0.15

C31

50.

027

C45

20.

15C

313

0.15

C44

00.

15C

311

0.15

C32

315

00P

C32

2

C32

1

C31

956

00P

C31

70.

027

C3380.22

C46

610

00P

C3320.1

C4411000P

C45

310

00P

C46

310

0P

C3340.22 C

333

0.22

C465 470PC461 470P

C4590.1

C462100P

C3290.068

C20

722

0P

C40

722

0P

C20

110

0PC

401

100P

C40

210

0PC

202

100P

C30

00.

01

C45

010

0PC

451

100P

C302 0.1

C303 0.047

C305 0.047C306 4700P

C31

60.

027

C31

80.

027

C32

056

00P

C32

4

C3260.068

C3250.068

C3270.068

C3280.068

C3300.068

C336 0.1

C44

90.

47

Q304

Q3042SB621ARSTA

SUPPLY SWITCH(CD PLUNGER)

D30

2

MA

728T

X

D31

1

RL1

N40

03S

-P

Q305

Q305KRC102STA

SWITCH FOR PLUNGER

D313UDZSTE177R5B

VS

S

VE

E

VD

D2X1X

X-C

OM0X3XAB

INH

1Y 3Y 0Y2YY-C

OM

9 10 11 12 13 14 15 16

8 7 6 5 34 2 1

IC301

IC301TC4052BFNELM

CMOS SWITCH

SP

C

SP

B

SPA

DC

DE

T1

PLL

DA

PLL

CLK

LED

_CTL

PLL

CE

1

SE

R4

SE

R5

CD

7.5V

CD

3.3V

GN

D2

CD

R

GN

D1

CD

L

AU

X_S

EL

SP

E_S

EL

-9.0

V

+9.0

V

MIC

CD

R

CD

L

SP

E

SP

C

SP

B

SPA

SE

R6

SE

R3

SE

R5

SW

5V

+9.0

V

RCHCE PLLCE1

LCHPLLDA PLLDA

DO/STPLLCLK

PLLCLK

GND1+15V

DO/ST SQCK/ST/DO

SD7.5V +9.0V

PBLPBR

RECLRECR+15V

LTIN

RTINSLIN

SRINCIN

SWIN

VREF+

CHG_AD2

SW5V

SW2

SW1CHG_AD1

CH

G_P

LGR

VREF+CHG_CCWCHG_HALF

CHG_CW

+9.0

V

/CD

PC

ON

T

SP

E_S

EL

AU

X_S

EL

DP

L/S

T

MU

TE_S

MU

TE_C

MU

TE_A

SE

R6

SE

R4

VR

EF+

LED

_CTL

NC

/CD

1

LED

_CTL

S.WOOFER

VC

C

DG

ND

DAT

A

CLKMU

TE_S

MU

TE_C

MU

TE_A

NA

S_A

NA

S_B

DP

L/S

T

PC

ON

T

SP

E_S

EL

AU

X_S

EL

RCH

LCH

AUX1

LCH

RCHLCH

RCHCCH

SURROUND

MO10VDGND

PGND

8V 10V

5600

P

5600

P

1500

P

IC302BH3874AKS2

AUDIO SOUND PROCESSOR

TOPANEL CIRCUIT (CP605) ONSCHEMATIC DIAGRAM-8

TODECKCIRCUIT(H1001/W1001) ONSCHEMATICDIAGRAM-10

TOCD LOADINGCIRCUIT(CN1) ONSCHEMATICDIAGRAM-12

MAIN CIRCUIT

SCHEMATIC DIAGRAM - 4

2B

1B

TOTUNERCIRCUIT(2A) ONSCHEMATICDIAGRAM-3

TOTUNERCIRCUIT(1A) ONSCHEMATICDIAGRAM-3

TX

CENTERSPEAKERS

: +B SIGNAL LINE : AUX SIGNAL LINE: MAIN SIGNAL LINE : CD SIGNAL LINE

: RECORD SIGNAL LINE

: FM/AM SIGNAL LINE : +B SIGNAL LINE

Page 7: Service Manual - Diagramas dediagramas.diagramasde.com/audio/Panasonic SA-AK66.pdf · Service Manual TOP NEXT ORDER NO. MD0102038C1 A6 CD Stereo System l SA-AK66 Colour (S)... Silver

28 27 26 25 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10 24689 7 5 3 1CP502

8

1 2 3 4

567

535455565761626364 414243444546474849505152585960

40

39

38

37

36

35

34

33

32

31

30

29

28

27

26

25

2423222120191817

65

66

67

68

69

70

71

72

73

74

75

76

77

78

79

1615141312111098765432

80

1

C33510V220

C343

10V220C34

410

V10

0

R3650

R36

447

K R22810K

R21910K 10

R44

810

R45

010

0

R449100

0 R338 100

R339 2.7K

R33

610

K

R33

410

K

R33

210

K

R337 100

R328

R33

50

R33

10

R33

30

R33

010

KR319100K

C42

7

50V

2.2

C22

750

V2.

2

C342

50V4.7

C4706.3V470

C44

7

16V

10

C24

7

16V

10

C35

7

50V

0.33

C36

0

16V

10

C36

1C

362

C36

3

16V

10C

364

16V

10C

365

16V

10

C372

50V1

50V

1

C345

16V10C347

16V10C349

16V10C351

16V10C353

16V10

C35

6

16V

10

C36

750

V1

C340

16V47

C346

16V10C348

16V10C350

16V10C352

16V10

C341680P

C374 1000P

C3310.1

C35

90.

1

C35

80.

1

C36

80.

1C36

60.

1

C376 0.22

C373 4700P

C379 4700P

C380 1000P

C378 0.1

C375 0.1

C377 0.22

C369 100PC370 100PC371 100P

+9.0

V

CH

G_H

ALF

SQ

CK

/ST/

DO

CH

G_C

W

CH

G_C

CW

CH

G_P

LGR

MIC

LED

9V -VP

VR

EF+

SE

R7

SE

R6

CH

G_A

D1

SW

2

SW

5V

SW

1

CH

G_A

D2

SP

E

SE

R3

SE

R2

HP

SW

HP

L

HP

R

SD

LTINRTIN

CINSLINSRINSWINLOCH

SW5V

SER7

SER5

SE

R2

SE

R5

SW

5V

VIN

LV

INR

VO

UTL VO

UTR

DAT

A

GN

DV

CC

CLK

IC303M62464FP

DOLBY PRO-LOGIC DECODERWITH 6CH I/P

C38

1

C41

647

P

C41

510

0P

R42727K

R4263.3K

C41716V10

C21

8 0

.01

R22

727

K

R22

63.

3KC

216

47P

C21

510

0P

C41

8 0

.01

C21716V10

C41

4 2

200P

C21

4 2

200P

R22

5

47K

R42

5

47K

R42

4

4.7K

C41

3

0.05

6C

213

0.

056

R22

4

4.7K

R22

1

8.2K

R42

18.

2K

R32

9

IC310M62429FP

2CH ELECTRONICVOLUME IC

GN

D

R320100K

C39

20.

1

C38

356

00P

C38

40.

047

R32

733

0K

C385

50V0.68

C38

60.

22

C38

70.

22

C38

8

50V

4.7

C38

950

V4.

7C

390

0.22

C39

10.

22

C39

30.

047

C39

4C

395

0.1

C39

60.

1

C39

70.

022

C39

80.

022

C39

90.

1

C40

068

0P

R32547K

C4330.01

R32

475

K

C4340.01

C437680P

R32247K

R323150K

C4360.01

R32175K

C4350.01

MAIN CIRCUIT

SCHEMATIC DIAGRAM - 5

TOPANEL CIRCUIT (CP607) ONSCHEMATIC DIAGRAM-8

5 6 7 8

34 2 1

IC30850

V0.

33 50V

0.33

0.04

7

IC308M5218AP

BUFFER AMP IC

VCC

GND

LOU

T

RO

UT

CV

OLO

UT

CV

PLI

N

CO

UT

SO

UT

PS

LIN

PS

RIN

SLV

OLO

UT

SLV

OLI

N

SLO

UT

SR

OU

T

SR

VO

LIN

SR

VO

LOU

T

SW

OU

T

SW

VO

LIN

SW

VO

LOU

T

MIC

IN

DAT

A

SC

K

REQ

DSEL IN

D IN

LPF2 IN1

LPF1 IN1

LPF1 IN2

LPF2 IN2

LPF2 OUTDVOL OUT

ECHOOUT

BNRIN

ABL

ABR

LIN

RIN

LTIN

RTIN

CIN

SLIN

SRIN

SWIN

VRSWIN

VREF1

AVCC

IREF

AG

ND

DV

DD

CM

C DVSS

LPF1 IN3

ADINTIN

ADINTOUT

ADCONT

DACONT

DAINTIN

DAINTOUT

DB

C1

DB

C2

DB

C3

PS

C3

PS

C6

PS

C2

PS

C5

PS

C1

PS

C4

RLC

5

RLC

2

RLC

1

RLC

4

RLC

7

RLC

3

RLC

8

RLC

6

LBP

F2

LBP

F1

RB

PF2

RB

PF1

NGC3

NGC2

NGC1

R326150K

: +B SIGNAL LINE : MAIN SIGNAL LINE : +B SIGNAL LINE

Page 8: Service Manual - Diagramas dediagramas.diagramasde.com/audio/Panasonic SA-AK66.pdf · Service Manual TOP NEXT ORDER NO. MD0102038C1 A6 CD Stereo System l SA-AK66 Colour (S)... Silver

C44

4 V

10R486

1KR48527K

R487100K

R4886.8K

R4670

R441150K

R44

71K

R47

51K

R438 27K

R460100K

R297100K

R2961K

R295

R2986.8K R

299

18K

R48

91

8K

R244220

R35315K

R35239K

R4291.2K

R2291.2K

R2421K

R4463.3K

R3971K

R241100K

R40

01K

R24

3

100K

R44

482

0K

R4435.6KR442

68K

R398150K

R3991KR

440

100K

R23

210

0KR

432

100K

R230 27KR2314.7K

R4372.7K

R4394.7K

R2382.7KR237

100

27K

R23933K

R4314.7K

R2401.5K

R43027K

C44616V10

C43

963

V10

0

C24616V10

C44

2

50V

4.7

C42616V10

C226

16V10 C423

16V10

C457

50V3.3

C231

16V10

C458

50V0.47

C432

16V10

C22416V10

C42416V10

C223 16V10

C23016V10

C431

16V10

C22

968

0P

C44

30.

01

C428 390

C23

20.

01

C42

910

0P

C221 47P

C222100P

C4600.01

C43

00.

01

C22847P

C42147P

C422100P

Q302

Q3022SB621ARSTA

VOLTAGEREGULATOR (-VP)

D401MA728TX

D305

D304-D305RL1N4003S-P

D30

4

D201MA728TX

D312RL1N4003S-P

D3071SS355TE17

D30

6

D306MA8300MTX

D30

3

UD

ZSTE

175R

1B

Q406

Q206-Q406KTC3875GRTA

AGC SWITCH

Q206

Q203-Q204KTD1304TAMUTING SWITCH

Q204

Q403

Q202Q202,Q402KTD1304TAMUTING SWITCH

(SURROUND)

Q402

Q308

Q306Q306

KRA111STAMUTING SWITCH

CONTROL (SURROUND)

12

11

10

2

4

6

8

9

7

5

3

1

CP501

12

11

10

2

4

6

8

9

7

5

3

1

CP500

R346150

R34

54.

7K

R3444.7

Q307

Q307KRC111STA

DC DETECT SWITCH

D310

D308-D310DAP202KT146

D309

D308

8 9 10 11 12 13 14

7 6 5 34 2 1

IC309IC309

M5228FPE1QUAD OP-AMP IC

JK203

+9.0V

HPSWHPSWPCONT

PCONTDCDET1 DCDET1

/CDLOCHLOCHSLOUT

SLOUTSROUTSROUT

ROUT

LOUT

LOUT+15V +15V

-9.0V

ROUT

+9.0V

DCDET110V

LED9V10VLED9V -VPVCCSW5V SW5VCD3.3V CD3.3VCD7.5V 8VDPL/ST DPL/STFAN FAN

-9.0V+9.0VGND2

DCDET1

-9.0

V

+9.0

V

SLOUT

SROUT

MUTE_S

CCH

MUTE_C+15V

AGND

-+

-+

+VCC

-VCC

-+

-+

Q203

Q403KTD1304TAMUTING SWITCH

(CENTER)

-VP

R2471K

R4761K

Q207

Q404

Q201,Q401KTD1304TAMUTING SWITCH

R24622K

R44522K

HP

L

R43439

HP

R

R23439

R23339

C4203300P

C2203300P

R4231K

Q401

R2231K

Q201

R43339

C41250V2.2

R4811K

R422100K

R222100K

C41950V2.2

C4251000P

C2251000P

C21250V2.2

R2821K

C21950V2.2

MU

TE_A

-9.0

V

R341100K

R34268K

C43850V1

TOPOWER CIRCUIT(CP500) ONSCHEMATICDIAGRAM-11

TOPOWER CIRCUIT(CP501) ONSCHEMATICDIAGRAM-11

MAIN CIRCUIT

SCHEMATIC DIAGRAM - 6

Q301

SUB WOOFER

Q301KRA102STAMUTING SWITCH

CONTROL

LOUTROUT

/CD

C25

050

V2.

2

R25

01.

8K

8V

1

2

((0V)) ((0V))((0V))((0V))((9V))((0V))((0V))

((0V)) ((0V))((0V))((0V))((-9V))((0V))((0V))

Q308KRA111STAMUTING SWITCH

CONTROL

: +B SIGNAL LINE : MAIN SIGNAL LINE

Q207,Q404KTD1304TA

MUTING SWITCH (HP)

: +B SIGNAL LINE

Page 9: Service Manual - Diagramas dediagramas.diagramasde.com/audio/Panasonic SA-AK66.pdf · Service Manual TOP NEXT ORDER NO. MD0102038C1 A6 CD Stereo System l SA-AK66 Colour (S)... Silver

SCHEMATIC DIAGRAM - 7

PANEL CIRCUIT

TACT SWITCH (2) CIRCUIT

1

2

4

6

8

9

7

5

3

H940A

1

2

4

6

8

9

7

5

3

H940B

12

11

10

2

4

6

8

9

7

5

3

1

CN90012

11

10

2

4

6

8

9

7

5

3

1

CP900

COM BA1 32

VR900

4 5 403938373635343332313029282726252423222120191817161514131211109876321

FL600RSL0310-F

GVddO321

Z940

1 2 4 653H920A

D610MA723TA

R638680

C60035V22

C62

2

10V

22

C6116.3V1000P

C6096.3V100

L603

Q600

Q600KTA12710YTA

SUPPLY SWITCHLED +9V

R6053.9K

R949470

R9401.8K

R9412.2K

R918 470R917 470R916 470R915 470R914 470

R9541.2K

R9521K

R9511K

R9564.7K

R9552.7K

R9124.7K

R9081.2K

R9071K

R9061K

R9091.8K

R9102.2K

R9112.7K

R636100

R9422.7K

R9446.8K

R9434.7K

R94510K

R68212K

R68322K

R68110K

R6231.5K

R62422K

R68010K

R633 100R632 100R631 100

R90022K

R91912K

R63722K

R63010K

R9052.2K

R9041.8K

R9011K

R9021K

R9031.2K

R6341K

R6351K

R62910K

R62810K

C9410.01

C940

C900100P

C66

10.

1

C62

10.

01

C919100P

C608330P

C607100P

C606100P

C6121000P

C6101000P

S95

6

S95

8

S95

9

S96

1

S91

2

S90

4

S90

6

S90

8

S90

7

S91

3

S91

1

S90

9

S91

0

S942

S940

S941

S943

S945

S90

5

S90

3

S90

0

S90

1

S90

2

9 10 11 12 13 14 15 16

8 7 6 5 34 2 1

IC601

D605

D605SLI325URCT31

D949

D914

D914-D918SLR325MCT31W

D915D916

D917D918

BCOMA1 32

SW600

NAS_LEDCD_LEDTAPE_LED

VREF+RMT

TUNER_LEDCTL_+BSUB_K1

LED9VLED_CTL

GND

KEY1

KEY2

KEY3

V_JOG_A/B

DVREF+

SER2

DV

RE

F+

J_JO

G_A

/B

SER1

SYS6V

DPL_LED

NAS_LED

SSS_LEDTUNER_LED

TAPE_LEDVREF+

CD_LED

6CH_LED

HPLHPR

HP_GNDHPSW

CTL_+BG5G4G3G2G1

SUB_K3K1K2

GND

V_JOG_A/B

NA

S_B

CTR

L

NA

S_A

CTR

L

/CD

MU

TE_A

TUN

EM

OD

E

ME

MO

RY

PO

WE

R

CLK

/TIM

ER

PLA

Y/R

EC

DIS

P/D

EM

O

RE

C/

STO

P

TAP

EE

DIT

RE

VM

OD

E

TUN

ED

OW

N

TUN

EU

P

FMM

OD

E

(LE

D)

SO

UN

D

PC

ON

T

LED

_C

TL

AM

AZI

NG

_

AUX

TUNER/BAND

TAPE

CD

SSEQ

DIS

C 5

DIS

C 4

DIS

C 3

DIS

C 2

DIS

C 1

CD

MA

NA

GE

R

REMOTE CONTROL SENSOR

TACT SWITCH (1)CIRCUIT

JOG VOL

G1

G5

G4

G3

G2

CLK

DAT

A

GN

DV

CC

D949SLR325DCT31

RLQ

B3R

3JTD

-D

JOY JOG

EVEKE2F2524B

GP1UM262RK

<0V>(0V)((0))0V<0

V>(

0V)

((0)

)0V

<0V

>(0V

)((

0))0

V

<0V

>(0V

)((

0))0

V

<0V

>(0V

)((

0))0

V

<0V

>(0V

)((

0))0

V

<0V

>(0V

)((

0))0

V

<0.4

5V>

(0.4

5V)

((0.

46))

0.45

V

<0V

>(0.

39V

)((

0.12

V))

0.39

V

<0.1

1V>(

0.11

V)

((0.

12V

))0.

1V

<0.1

1V>(

0.11

V)

((0.

12V

))0.

11V

<0.1

1V>(

0.11

V)

((0.

12V

))0.

11V

<0.2

V>(

0.22

V)

((0.

23V

))0.

22V

<7.7

V>(

7.7V

)((

7.86

V))

7.74

V

<5.9

2V>

(5.9

4V)

((0.

25V

))5.

93V

<5.2

3V>

(5.2

5V)

((5.

2V))

5.24

V

(9.21V)<9.21V>9.2V((9.15V))[9.21V]

(9.21V)<9.22V>9.21V((9.16V))[9.23V]

(8.47V)<8.47V>8.46V((8.47V))[8.47V]

S96

2

R967470

R968470

R969470

D953SLR325DCT31

D951SLR325MCT31W

DPL_LED

SSS_LED

6CH_LED

R64010K

KEY4R653 100

D1

EJE

CT

R9646.8K

R9634.7K

S95

1D

2 E

JEC

T

R96510K

R9622.7K 2.2K 1.8K 1.2K 1K 1K

R961 R960 R959 R958 R957

S96

5N

AS

S96

6

S96

7

6CH

DIS

CR

ETE

DP

L O

N/O

FF

R654 100R655R656R657R658

R662

100100100100

100

CH

G_P

LGR

CH

G_C

CW

CH

G_C

WS

QC

K/S

T/D

OC

HG

_HA

LFS

UB

Q

VR

EF+

0.01

D952SLR325DCT31

IC601BU2090AF-E2

IO EXPANDER IC

C654100P C

655

100P

C65

610

0P

HEADPHONE CIRCUIT

1 2 4 653H920B

L920 L922L921

R92068K

C9200.022 C921

0.022

1763254JK920

S920

HEADPHONE

SU

B2_

K4

HP

_GN

DH

PR

HP

LH

PS

WG

ND

CDEJECT

L920-921RLQB101JTD-D

L922RLQZP100KT-Y

: MAIN SIGNAL LINE : CD SIGNAL LINE: +B SIGNAL LINE

Page 10: Service Manual - Diagramas dediagramas.diagramasde.com/audio/Panasonic SA-AK66.pdf · Service Manual TOP NEXT ORDER NO. MD0102038C1 A6 CD Stereo System l SA-AK66 Colour (S)... Silver

SCHEMATIC DIAGRAM - 8

TOCD SERVO(CN702) ONSCHEMATICDIAGRAM-2

TOMAINCIRCUIT(CP502) ONSCHEMATICDIAGRAM-5

TOTRANSCIRCUIT(CN502) ONSCHEMATICDIAGRAM-12

TOMAIN CIRCUIT(CP503) ONSCHEMATIC DIAGRAM-4

TODECK CIRCUIT(CN1001) ONSCHEMATIC DIAGRAM-10

PANEL CIRCUIT

28

27

26

25

24

23

22

21

20

19

18

17

16

15

14

13

12

11

10

2

4

6

8

9

7

5

3

1

CP607

7677787980 64 636566676869707172737475 515253545556575859606162

43

44

45

46

47

48

49

50

42

41

40

39

38

37

36

35

34

33

32

31

3029282726

100

99

98

97

96

95

94

93

92

91

90

89

88

87

86

85

81

82

83

84

25242322212019181716151413121110987654321

IC600M38B79MFA054

MICROPROCESSOR

50 52514645 47 494844434241

1

2

4

6

5

3

H601

Q601

Q601KRC103MTA

POWER RESETSWITCH

Q604

Q602

Q602KRC102MTAPOWER CONTROL

SWITCH

Q605 Q606

Q604KRC101MTA

SWITCHCD STATUS INTERFACE

D601

D62

0D

621

D620-D6211SS291TA

D619

D618-D619RVD1SS133TA

D611RVD1SS133TA

D614

D615

D614-D617MA700ATA

D616D617

D612RVD1SS133TA

Q608

Q607

Q607KTC3199GRTA

SWITCHOSCILLATOR

D613MA4020LTA

18 17 16 15 14 13 12 11 10 24689 7 5 3 1CP605

C66050V3.3

C63435V22

C61

6

50V

1

C61750V2.2

X600

X601

L605

Q603

Q6032SA933SSTA

SWITCHDECK +6V SUPPLY

R67322K

R6865.6K

R6741K

R64622K

R68

54.

7K

R678330K

R677680

R6754.7K

R6764.7K

R67910M

R64

222

K

R64310K

R64147K

R69

547

KR

694

47K

R622100KR621

100K R620100KR619

100K R618100KR617

100K R616100KR615

100K R614100KR613

100K R612100KR611

100K

R6451K

R65168

R65268

R648 100

R69

147

KR

692

47K

R698 100

R69

347

K

R644 470

R66

35.

6K

R664 100

R67

210

0K

R67

110

0K

R670100K

R665 100R666 100

R6675.6K

R6685.6K

R6695.6K

R70

510

K

R70610K

R70410K

R70

14.

7K

R70

210

K

R7031K

R6994.7K

R70810K

R707 4.7K

R6494.7K

R650470K

C62

756

0PC

633

560P

C62

856

0P

C62

556

0PC

624

560P

C63

056

0PC

629

560P

C63

856

0PC

637

560P

C63

656

0P

C64618P

C64715P

C64568P

C64468P

C6401000P

C64356P

C64256P

C6411000P

C6310.01

C63

90.

01

C61

310

0PC

614

100P

C6180.1

C619100P

C620100P

1 2 4 6 8753H600

19

18

17

16

15

14

13

12

11

10

2

4

6

8

9

7

5

3

1

SW

5VS

ER

2/M

KD

ATA

SE

R4/

MK

CLK

TPS

/AD

IN5

DE

CK

1/A

DIN

6D

EC

K2/

AD

IN7

DV

RE

F+

FL1FL2

-VP

DVREF+

DVREF+

ECONO

STATUS

/RESTSW

SYS6V

BLKCLK

SUBQ/CDRSTST/DO/SQCLK

PLLCESPCSPBSPA

SER5SER4

STATUSSD PLLDA

PLLCLKSER7SER6 PGND

VREF+ CD7.5VDCDET1 TX

SYNCCDDGNDVREF+

CD3.3VCDR

CDAGNDCDL

TPS

DE

CK

1

CD

RS

TEE

_CS

RM

T

SDSER2

SPE

CHG_SW1CHG_AD2

CHG_AD1SER6SYS6VSER7

VREF+-VP

SW5V

LED9VMIC_GND

+9VMIC

CHG_CWSQCK/ST/DO

CHG_HALFDVREF+

HP_GNDHPRHPL

HPSW

SYNCFL1FL2

SYS6VECONO

DC

DE

T1P

LLD

AP

LLC

LKLE

D_C

TRL

PLL

CE

1

SE

R5

PG

ND

CD

7.5V

CD

3.3V

CD

DG

ND

CD

AG

ND

SP

CS

PB

SPA SE

R4

TX CD

R

CD

L

MLD

/PLL

CE

RMT

DGND

TPSDECK1

STATUS

CDRST

J_JO

G_A

D

V_J

OG

_AD

KE

Y3

KE

Y2

KE

Y1

DECK2

SE

G28

/RE

G1

SE

G27

/RE

G2

SE

G26

/RE

G3

SE

G25

/RE

G4

SE

G23

/RE

G6

SE

G22

/RE

G7

SE

G21

/RE

G8

SE

G20

/RE

G9

SE

G32

SE

G31

SE

G30

SE

G29

SE

G24

/RE

G5

SUBQ

SQCK/ST/DO

AVSS

XC

OU

T

XC

IN

REST_SW

GR

D9

GR

D10

GR

D11

GR

D12

GRD8

GRD7

GRD6

GRD5

GRD4

GRD3

GRD2

GRD1

VEE

CHG_HALF

SE

G19

SE

G18

SE

G17

SE

G16

SE

G15

SE

G14

SE

G13

SE

G12

SE

G11

SE

G10

SE

G9

SE

G8

SE

G7

SEG6

SEG5

SEG4

SEG3

SEG2

SEG1

SPA

SPC

SPB

DCDET1

SYNC

(SP_DAT/DPL_DAT/SP2_CLK)SER5

DPL_LAT

SP

E

(SP_CLK/DPL_CLK)SER6

CN

VS

S

SD

VREF+

/RE

SE

T

VC

C

VS

S

XIN

XO

UT

MB

P1

MB

P2

MC

LK/P

LLC

LK

MD

ATA

/PLL

DA

BLKCK

MCLKMDATMLD

LD_SW

CP606

RLQB101JTD-D

RSXZ4M19M01T

RSXD32K7S02

<1.8

5V>(

1.84

V)

((1.

83V

))0.

61V

<5.2

2V>(

5.23

V)

((5.

23V

))5.

22V

<4.8

2V>(

4.83

V)

((4.

8V))

4.82

V<5

.23V

>(5.

24V

)((

5.2V

))5.

23V

<5.0

6V>(

5.08

V)

((5.

05V

))5.

08V

<5.1

V>(

5.11

V)

((5.

07V

))5.

1V<5

.19V

>(5.

21V

)((

5.17

V))

5.2V

<3.6

1V>(

3.62

V)

((3.

6V))

3.61

V<0

V>(

0V)

((4.

96V

))0V

<5.1

2V>(

5.13

V)

((0.

12V

))5.

12V

<0.3

V>(

0V)

((2.

15V

))0V

<5.1

3V>(

5.14

V)

((4.

6V))

5.13

V<5

.06V

>(5.

07V

)((

4.14

V))

5.08

V<5

.1V

>(5.

11V

)((

0.68

V))

5.09

V<1

.75V

>(1.

73V

)((

1.56

V))

1.38

V<1

.4V

>(1.

41V

)((

1.58

V))

1.7V

<0V

>(0V

)((

0V))

0V<2

.79V

>(2.

8V)

((2.

78V

))2.

8V<2

.41V

>(2.

42V

)((

2.4V

))2.

42V

<1.7

5V>(

1.77

V)

((1.

77V

))1.

79V

<0V

>(0V

)((

0V))

0V<2

.34V

>(2.

35V

)((

2.45

V))

2.26

V<2

.48V

>(2.

48V

)((

2.46

V))

2.48

V<5

.09V

>(5.

1V)

((5.

05V

))5.

09V

<0V

>(0V

)((

0V))

0V<5

V>(

5V)

((4.

95V

))4.

98V

<0.0

1V>(

0V)

((4.

66V

))0V

<0V

>(0V

)((

0.23

V))

0V<5

.17V

>(5.

18V

)((

5.14

V))

5.16

V<5

.12V

>(5.

14V

)((

5.06

V))

5.13

V

<0.0

3V>

(0.0

3V)(

(5.0

1V))

0.03

V<2

.94V

>(2.

96V

)((2

.93V

))2.

96V

<5.16V>(5.16V)((5.12V))5.15V

<5.09V>(5.12V)((5.1V))5.11V

<5V>(5.02V)((4.96V))5V

<5.01V>(5.03V)((4.98V))5.02V

<0V>(0V)((0V))0V

<0V>(0V)((0V))0V

<0V>(0V)((0V))0V

<0V>(0V)((0V))0V

<2.18V>(2.19V)((2.19V))2.17V

<2.18V>(2.19V)((2.17V))2.19V

<2.19V>(2.2V)((2.18V))2.2V

<0V>(0V)((0V))0V

<-21.79V>(-19.43V)((-21.38V))-19.45V

<-23.61V>(-23.57V)((-23.6V))-23.56V

<-27.79V>(-29.8V)((-23.63V))-27.79V

<-26.28V>(-29.85V)((-25.78V))-29.83V

<-24.4V>(-25.87V)((-17.28V))-25.85V

<-21.94V>(-19.72V)((-21.17V))-23.87V

<-22.16V>(-25.91V)((-19.33V))-24.69V<-

22.6

5V>(

-25.

91V

)((

-19.

31V

))-2

4.72

V

<-25

.27V

>(-2

3.69

V)

((-1

7.28

V))

-25.

84V

<-22

.72V

>(-2

3.83

V)

((-1

7.28

V))

-21.

62V

<-26

.3V

>(-2

9.89

V)

((-2

1.32

V))

-29.

88V

<-27

.55V

>(-2

9.91

V)

((-2

3.53

V))

-27.

89V

<-23

.58V

>(-2

5.99

V)

((-1

9.45

V))

-25.

97V

<-25

.59V

>(-2

5.82

V)

((-1

5.12

V))

-19.

25V

<-29

.96V

>(-2

8V)

((-1

7.76

V))

-29.

97V

<-25

.99V

>(-2

9.98

V)

((-1

9.78

V))

-29.

96V

<-19

.45V

>(-2

3.81

V)

((-1

9.52

V))

-23.

81V

<-21

.88V

>(-2

3.84

V)

((-1

9.51

V))

-27.

75V

<-25

.81V

>(-2

5.84

V)

((-1

9.52

V))

-27.

77V

<-29

.72V

>(-2

9.75

V)

((-2

3.88

V))

-29.

73V

<-21

.88V

>(-2

1.89

V)

((-1

9.77

V))

-21.

87V

<-18

.72V

>(-2

1.93

V)

((-1

7.59

V))

-25.

83V

<-24

.04V

>(-2

6.08

V)

((-2

4.08

V))

-24V

<-23

.95V

>(-2

7.84

V)

((-2

1.78

V))

-25.

9V

<-23

.95V

>(-2

9.78

V)

((-2

2.43

V))

-25.

67V

<-21

.66V

>(-2

5.9V

)((

-18.

6V))

-29.

78V

<-23

.93V

>(-2

3.95

V)

((-1

9.59

V))

-21.

77V

<-24

.06V

>(-2

4.08

V)

((-2

3.85

V))

-24.

02V

<-27

.78V

>(-2

7.83

V)

((-2

3.66

V))

-27.

75V

<-27

.8V

>(-2

7.85

V)

((-2

3.7V

))-2

5.88

V

<-27

.82V

>(-2

9.77

V)

((-2

5.8V

))-2

5.88

V

<-21

.83V

>(-1

9.46

V)

((-2

1.4V

))-1

9.46

V

<-25

.93V

>(-2

5.95

V)

((-2

5.89

V))

-25.

94V

<-27

.85V

>(-2

7.87

V)

((-2

7.78

V))

-27.

86V

<-27

.91V

>(-2

7.93

V)

((-2

7.86

V))

-27.

92V

<-27

.78V

>(-2

7.81

V)

((-2

7.74

V))

-27.

8V

<-27.8V>(-27.83V)((-27.84V))-27.82V

<-27.94V>(-27.95V)((-27.87V))-27.94V<-27.91V>(-27.94V)((-27.85V))-27.93V<-27.91V>(-27.94V)((-27.85V))-27.93V<-27.93V>(-27.94V)((-27.86V))-27.41V<-27.92V>(-27.95V)((-27.85V))-27.9V<-28V>(-28.01V)((-27.93V))-28.01V<-28V>(-28.02V)((-27.94V))-28.01V

<-29.86V>(-29.82V)((-29.75V))-29.84V

<0.8V>(0.26V)((0.61V))0.4V

<4.57V>(4.57V)((4.54V))4.57V<5.11V>(5.11V)((5.09V))5.1V<0.15V>(0.02V)((0.15V))0.02V<0.02V>(0.02V)((0.16V))0.02V<0.05V>(0.05V)((0.05V))0.05V<0.02V>(0.02V)((0.02V))0.02V<0.01V>(0.01V)((0.02V))0.02V<5.23V>(5.24V)((5.21V))5.22V<4.71V>(4.71V)((4.68V))4.7V

<4.42V>(4.42V)((4.4V))4.6V

VR

EF+

C65

310

0PC65

210

0PC65

110

0P

DVREF+

DVREF+

(0.05V)<0.05V>0.05V((0.05V))[0.05V]

(0.03V)<0.03V>0.03V((0.02V))[0.03V]

(3.66V)<3.66V>3.66V((3.64V))[3.68V]

(5.13V)<5.13V>5.13V((0.12V))[5.14V] (4.47V)<4.47V>

4.47V((4.44V))[4.49V]

(5.21V)<5.21V>5.21V((5.19V))[5.23V]

Q605KRC101MTA

SWITCHCD SUBQ INTERFACE

Q606KRC101MTA

SWITCHCD BLK CLK INTERFACE

(5.13V)<5.13V>5.13V((0.12V))[5.14V] (0V)<0V>

0V((1.44V))[0V]

(0V)<0V>0V((0.02V))[0V]

(5.15V)<5.15V>5.13V((0.7V))[5.14V]

(0V)<0V>0V((1.28V))[0V]

(0V)<0V>0V((0.02V))[0V]

(5.14V)<5.14V>5.14V((5.05V))[5.14V]

(0V)<0V>0V((0.03V))[0V](0V)<0V>

0V((0.02V))[0V]

(0.02V)<0.02V>0.02V((0.02V))[0.02V]

(0.72V)<0.72V>0.72V((0.72V))[0.72V]

(0.01V)<0.01V>0.02V((0.02V))[0.01V]

(1.07V)<0.99V>0.96V((2.1V))[2.6V]

Q608KTC3199GRTA

SWITCH32K OSCILLATOR

(0.02V)<0.02V>0.02V((0.02V))[0.02V]

(0.02V)<0.02V>0.02V((0.02V))[0.02V]

(5.04V)<5.04V>5.04V((5.02V))[5.06V]

(0.02V)<0.02V>0.02V((0.02V))[0.02V]

(0.02V)<0.01V>0.02V((0.02V))[0.02V]

DVREF+

CHG_CW

CHG_CCW

CHG_PLGR

REG_IN/EE_CS

EC

ON

O

CH

G_S

W2

CH

G_S

W1

CH

G_A

D2

CH

G_A

D1

SE

R3

(AS

P L

ATC

H)

SE

R2

(EX

1_C

LK/M

K_D

AT/S

P2_

DAT

)

SE

R1

(EE

_DAT

/EX

1_D

AT/E

X2_

DAT

)

KE

Y4

(EE_CLK/MK_CLK/EX2_CLK)SER4

REST_SW

SER3

CHG_CCWCHG_PLGR

CHG_SW2

RVD1SS133TA

R99

81.

2K

R69

010

0R

700

100

C63

2C

635

C64

8

560P

560P

560P

R63

910

0

R659R660

100

R66

1

100 100

C62

656

0P

SP

E

R99

947

K

R696

5678

3 421

IC603

IC60393LC46B

E2PROMINTERFACE

R68822KR

687

22KC667

0.022

C650330P

SE

R1

SE

R4

EE

_CS

<0V

>(0V

)((

0V))

0V<5

.19V

>(5.

23V

)((

5.2V

))5.

22V

<0V

>(0V

)((

0V))

0V

<0V

>(0V

)((

0V))

0V<0

V>(

0V)

((0V

))0V

<0V

>(0V

)((

0V))

0V

<0V

>(0V

)((

0V))

0V<0

V>(

0V)

((0V

))0VR689

4.7K

VREF+

: CD SIGNAL LINE: MAIN SIGNAL LINE: +B SIGNAL LINE

: -B SIGNAL LINE

Page 11: Service Manual - Diagramas dediagramas.diagramasde.com/audio/Panasonic SA-AK66.pdf · Service Manual TOP NEXT ORDER NO. MD0102038C1 A6 CD Stereo System l SA-AK66 Colour (S)... Silver

C10

360.

033

C10151000P

C10121000P

C10221000P

C10231000P

C1021470P

C10271000P

C10191000P

C1020470P

C10320.018

C10330.018

C1038220P

C10110.047

C10074700P

C10131000P

C10141000P

C10162200P

C10172200P

C10031500P C1018

0.01

C1039220P

C10010.01

R10552.2K

R10074.7

R101110K

R10134.7K

R10124.7K

R100310K

R10061K

R10144.7K

R10041.5K

R10011

R10054.7K

R10261K

R102456K

R1027100K

R102047

R1037

100K

R103647

R1095100K

R109810K

1

2

4

5

3

1

2

4

5

3

C104610V220

C101025V100

C100850V1

C10

0910

V47

C10266.3V47

C100650V1

Q1001

Q1001KTC3875GRTA

SWITCHING(BEAT PROOF)

Q1005

Q1004

Q1007

Q1003

Q1011

Q1010

Q1009

53 421

IC1004BA7755AR/P SELECT

D10031SS355TE17

D1004UDZTE173R6B

1 2 4 6 8 9753CP1002

1

2

4

5

3

CS1001

1

2

4

5

3

CS1002

C103550V3.3

C10

3750

V3.

3

C104510V22

C104350V4.7

C104216V22

C10

4016

V10

C10

4116

V10

C103450V3.3

C104410V33

C10

3110

V10

0C

1030

10V

100

R10

3010

0

R10

183.

9KR

1019

3.9K

R101547

R10

294.

7M

R10384.7K

R103510K

R103127K

R101018K

R100918K

R101647

R103210K

R10178.2K

R102210K

R1090220

R10288.2K

R103915K

P RRR

P

P

A/BLOGIC

ALC

REC/PBLOGIC

NOR/Cro &HI/LOLOGIC REJECTION

RIPPLE

13

10

14

-+

-+

PB AMP (R)

PB AMP (L)

B

A

54321 6 7 8 9 11 12

15161718192021222324

IC1001

C100250V2.2

L1002

L1001

PL2

PH

OTO

2

AD

IN7

PH

OTO

1

D2_

CR

O2

BP

1

LP.B

HEAD

R

L

R4

E HEAD

-69.5dB

-69.5dB

VCC

H=OFF

REC H

11

12

5

R/PHEAD

Q10032SD2144STA

SWITCHING(REC:ON)

Q1004-Q10052SD2144STA

BIAS OSC(PLAY:ON)

Q1008-Q1011KTC3875GRTA

INTERFACE

Q1008

1

2

36

5

4

Q1007KTC3875GRTABIAS OSC CONTROL

R10862.2K

TODECKCIRCUIT(CP1001) ONSCHEMATICDIAGRAM-10

TODECKCIRCUIT(CP1002) ONSCHEMATICDIAGRAM-9

TOMECHANISM CIRCUIT(CS971) ONSCHEMATICDIAGRAM-9

CS951

CS971

7 6 5 34 2 1

1

2

4

6

8

9

7

5

3

HA

LF

RE

CIN

H_R

MO

DE

RE

CIN

H_F

AD

_OU

T

VR

EF_

GN

D

STB

Y_5

V

R952820

R95339K

D951MA165TA

1

2

4

6

89

7

5

3

S951

S952

S953

PL

MODE

PL

GND

HALF

PHOTO_S

STBY_5V

VREF_GND

PHOTO_T

D1_CRO2

Z971

RLQB470JTD-D

7L1A62N

RGSD12A1445T

IC951ON2180RLC1

PHOTO INTERRUPTERIC971ON2180RLC1

PHOTO INTERRUPTER

0V<<22.9V>>0V

<<0.2V>>

0V<<0V>>

0V<<0.7V>>

0V<<0V>>

0V<<0V>>

14.2V<<13.9V>>

0V<<0.6V>>

0V<<0.4V>>

0V<<0.6V>>14.2V

<<14V>>

0V<<0.7V>>

0V<<0V>>

0V<<0.6V>>

0.6V0.6V

0.5V0.1V

0.2V

0.7V

0.1V

0.2V

3

S972

S974

S971

S975

S973

D971

MA165TA

PL

HALF

RECINH_R

MODE

RECINH_F

CRO2

S976 METAL

IC1001AN7348STA-E1

P.B EQ/REC AMP/ALC/TPS AMP

SCHEMATIC DIAGRAM - 9

DECK CIRCUIT

: +B SIGNAL LINE

0V <<0V

>>

0V <<0V

>>

0.6V

<<0.

6V>>

8.3V

<<8.

2V>>

7.4V

<<7.

3V>>

0.3V

<<10

.2V

>>

0V <<0V

>>

0V <<9.

4V>>

0V <<0V

>>

0V <<0V

>>

0V <<0.

1V>>

15V

<<14

.8V

>>

0V <<1.

3V>>

0V <<1.

3V>>

0.6V

<<0.

6V>>

8.4V

<<8.

2V>>

7.5V

<<7.

4V>>

2.7V

<<2.

7V>>

0V <<0.

1V>>

5.6V

<<9.

5V>>

0V <<3.

4V>>

3.4V

<<3.

3V>>

9.2V

<<9V

>>

0V <<0V

>>

8.5V

<<11

.3V

>>

0V <<1.

3V>>

0V <<0V

>>

0V <<4.

9V>>

0V <<0V

>>

R97339K

R972820

: PLAYBACK SIGNAL LINE

: RECORD SIGNAL LINE: -B SIGNAL LINE

MECHANISM CIRCUIT(DECK 2)

MECHANISM CIRCUIT(DECK 1)

Page 12: Service Manual - Diagramas dediagramas.diagramasde.com/audio/Panasonic SA-AK66.pdf · Service Manual TOP NEXT ORDER NO. MD0102038C1 A6 CD Stereo System l SA-AK66 Colour (S)... Silver

9 10 11 12 13 14 15 16

8 7 6 5 34 2 1

IC1002

IC1002BU2090AF-E2

I/O EXPANDER

C10560.01

C10604700P

C10630.1

C10620.1

C1061100P

C1059100P

C105847P

C10650.01

R10582.7K

R105910K

R1072330

R107482K

R10811K

R10838.2K

R108239K

R10

736.

8K

R10696.8K

R107110K

R10786.8K

R107010K

R107739K

R106715K

R106815K

R10

4056

K

R10

651K

R10

661K

R10804.7K

R10794.7KR1075

2.2K

R10762.2K

R1060390

R10631K

R10641K

R108822K

R108922K

R10612.7

R10622.7

R1096100K

R10931K

R10941K

R10912.2K

R10922.2K

R10572.2K

R109710K

C105550V0.1

C105750V3.3

C106450V3.3

C105450V3.3

Q10242SD2144STA

TPS DRIVE

Q1017KTD1146YTA

MOTOR DRIVE

Q1020Q1020-Q1021

KTD1304TAFILTER AMP

D10

02

1SS

355T

E17

7653 421

Z1001

7653 421

Z1002

1 2 4 6 8 9753CP1001

Q1018KTA12710YTA

SOLENOID DRIVE(DECK 2)

Q1016

Q1022KRA102STA

SWITCHING(REC:ON)

CN1001

5 6 7 8

34 2 1

IC1003

IC1003BA4558FE2

BUFFER AMP

12W1002

1246810 9 7 5 3H1001/W1001

VR

EF+

VR

EF-

VR

EF+

AD

IN6

HA

LF

MO

DE

PH

OTO

1

PH

OTO

2

VR

EF-

TPS

AD

IN5

TPS

D1_

CR

O2

D2_

CR

O2

SW

5V

BP1

PL2 PL1

PL1

MO

DE

HA

LF

VR

EF+

VR

EF-

D1_

CR

O2

2PL

1PL

2PL

1PL

DIG

GN

D

MO

+B

AFG

ND

PB

OU

TR +B

RE

CIN

L

RE

CIN

R

MO

GN

D G

ND

HI S

P

DO

LBY

BP

2

DAT

TA

CLK

TAP

E

BP

1

DM

T

1H RE

C

1M 2PL

1PL

VC

CG

ND

CR

O2

9V

PB

OU

TL

Q1021

Q1016KRA102STASWITCHING DMT

Q1023KRA102STA

MOTOR DRIVE

Q1019

1 2 4 6 8753

VR

EF+

AD

IN7

AD

IN6

AD

IN5

VR

EF-

MK

CLK

MK

DAT

A

12

TOMAIN CIRCUIT (CN204) ONSCHEMATIC DIAGRAM-4

TOPANELCIRCUIT(H600) ONSCHEMATICDIAGRAM-8

VR

EF+

C105150V1

R108547K

R1053680

R10491M

Q1014

C104850V1

R1045100K

Q1012R1051220

R1056220

C105316V220

R1054680

C10491000P

R10842.2K

R10471K

R1052220

R108747K

C105250V1

Q1015C104750V1

R10501M

C10501000P

R1046100K

Q1013

R10481K

TOMECHANISMCIRCUIT(CS951) ONSCHEMATICDIAGRAM-9

Q1012-Q1013KTD1304TA

MUTING

Q1014-Q10152SC2412KT96R

BUFFER AMP

RGSD12A1445T RGSD12A1445T

7.5V

<<7.

4V>>

7.5V

<<7.

4V>>

7.5V

<<7.

4V>>

15V

<<14

.8V

>>1.

3V<<

1.3V

>>

7.6V

<<7.

4V>>

2.3V

<<2.

2V>>

0V <<0V

>>

0.2V

<<1.

9V>>

0V <<0.

2V>>

0V <<0V

>>

0V <<0V

>>

0V <<0V

>>5.

1V<<

5.1V

>>

10V

<<10

V>>

0V <<0V

>>

0.1V

<<0.

1V>>

5V <<0.

2V>>

0.2V

<<3.

4V>>

10V

<<10

V>>

0V<<0V>>

0V<<0V>>

0.7V<<0.7V>>

0V<<0V>>

0V<<0V>>

0.7V<<0.7V>>

0V<<0V>>

0V<<0V>>

0.7V<<0.7V>>

0V<<0V>>

0V<<0V>>

0.7V<<0.7V>>

0V<<0V>>

5V<<5V>>

0.2V<<0.2V>>

11.7V<<11.7V>>

0.7V<<0.7V>>

1.3V<<1.3V>>

2V<<2V>>

0V<<0V>>

1.8V<<1.8V>>

0V0V

14.2V

5V<<0.2V>>

5V<<5V>>

1.8V<<1.8V>>

5V5V

0V

0V

8.6V

9.1V

0V

8.5V

9V

0.9V

0.2V0VQ1019

KTA12710YTASOLENOID DRIVE

(DECK 1)

SCHEMATIC DIAGRAM - 10

M

DECK CIRCUIT

Q1017

Q1018

: +B SIGNAL LINE

Q1022 Q1023

: PLAYBACK SIGNAL LINE : RECORD SIGNAL LINE

: -B SIGNAL LINE

Page 13: Service Manual - Diagramas dediagramas.diagramasde.com/audio/Panasonic SA-AK66.pdf · Service Manual TOP NEXT ORDER NO. MD0102038C1 A6 CD Stereo System l SA-AK66 Colour (S)... Silver

-

++

-

JK503

-9V

+9V

+5V

+Vin

1

-Vin

1

LOW

AC

TIV

E

GN

D

+3.3

V

+10V

+15V

65 987+Vin

2

181716153 421 1410 11 12 13

IC501

IC501STK470-080

POWER IC

+-

+-

-+

JK504

R5921000

R5914000

13

12

11

10

2

4

6

8

9

7

5

3

1

H501/W501

Q521

Q521KRA102MTA

SWITCH

26 25 24 23 22 21 20 19 17 1416 1518 10 9111213 8 7 6 5 34 2 1

IC500 IC500RSN311W64B-P

POWER IC

12

11

10

2

4

6

8

9

7

5

3

1

CP500

12

11

10

2

4

6

8

9

7

5

3

1

CP501

D51

6

D51

8

D52

2

D52

1

D52

0

D512-D514,D516,D518,D520-D522

1N5402BM21

D51

3

D504

D504-D505RVD1SS133TA

D505

D515RVD1SS133TA

D50

3

RL1

N40

03S

-P

D51

2

D51

4

D50

2R

L1N

4003

S-P

D51

9R

K30

6LFU

1

D51

7R

K30

6LFU

1Q510

Q5102SD2144STAPOWER CONTROL

SWITCH

Q520Q520

KTC3199GRTASWITCH

Q505

Q503,Q505KTC3199GRTADC DETECT SWITCH

Q503

R51056K

R5055.6K

R5154.7K

R5144.7K

R5264.7K

R5793.3M

R58

810

R54

647

0K

R5951.5K

R56

410

K

R5941.5K

R582

15

R558150K

R556220K

R5134.7K

R52

02.

7KR

516

2.7K

R5532.2

R5522.2

R58

410

R58

710

R55

015

KR

549

15K

R56

710

0K

R58

510

R56

822

K

R56

110

K

R50256K

R5015.6K

R51

23.

3K

R50

93.

3K

R55

512

0K

R533 56K

R532 56K

R534 56K

R535 56K

R536 56K

R537 56K

R56

012

0K

R557120K

R559180K

R5074.7K

R5084.7K

R58

610

R58

310

C574

C57350V5 5600P

C57250V5 5600P

C57150V5 4700P

C58050V47

C57725V330C

576

50V

47

C57950V47

C57550V47

C57850V100

C52350V47

C54

9

100V

10

C54

7

16V

10

C5250.01

C5240.01

C5210.01

C5130.01

C55

4

6.3V

470

R60

615

0K

R58118K

R58018K

R60

82.

2K

R607150K

E500

C56

90.

047

C53

90.

047

C51

147

0P

C50

347

0P

C56

50.

047

C55

90.

047

C51

447

0P

C5090.01

C56

10.

047

C56

70.

047

C56

30.

047

C527 15P

C526 15P

C528 15P

C529 15P

C530 15P

C531 15P

C51

047

0P

C50

047

0P

C508470P

O/P

_LO

W_R

CH

O/P

_LO

W_L

CH

GND1

+9V-9.VFANDPL/ST8VCD3.3VSW5V-VPLED9V10V

+15VLOUTROUTCOUT/SWOUTSROUTSLOUTLOCH/CDDCDET1PCONTHPSW

Rch

Lch

MAIN CHANNEL

L O

UT

R O

UT

-C O

UT

+C O

UT

R IN

L IN

-C IN

+C IN

(8 Ohm)

6 Ohm

(8 Ohm)SPEAKERSURROUND

Lch

Rch

4

2

3

1

4

3

2

6

5

VP

S1

GNDGND

GND

S1S1

S1S2S2

SPEAKER

AGND

CENTERSPEAKER

S L

OU

T

S R

OU

T

S L

IN

S R

IN

DGND

SUB+B

S2S2

IH DE

TD

ISP

HM

UT

-VC

CH

I

-VC

CLO

W

AC

IN

GN

D

-DI

SE

NS

RE

LAY

+VD

-VDIN GN

D

TOMAINCIRCUIT(CP500) ONSCHEMATICDIAGRAM-6

+DI

SE

NS

+VC

CLO

W

+VC

CH

I

TOTRANSCIRCUIT(CN501) ONSCHEMATICDIAGRAM-12

POWER CIRCUIT

SCHEMATIC DIAGRAM - 11

TOMAINCIRCUIT(CP501) ONSCHEMATICDIAGRAM-6

50V5 4700P

C5830.1

1

: -B SIGNAL LINE : MAIN SIGNAL LINE: +B SIGNAL LINE

<0V

>(0V

)((

0V))

0V

<0V

>(0V

)((

0V))

0V

<48.

4V>(

48.7

V)

((48

.7V

))48

.7V

<-48

.4V

>(-4

8.9V

)((

-48.

9V))

-48.

9V

<0V

>(0V

)((

0V))

0V

<25.

84V

>(25

.88V

)((

25.8

8V))

25.8

8V

<-26

.16V

>(-2

6.21

V)

((26

.24V

))-2

6.21

V

<0V

>(0V

)((

0V))

0V

<0.2

V>(

0.21

V)

((0.

21V

))0.

21V

<-12

V>(

-12V

)((

-12V

))-1

2V

<0V

>(0V

)((

0V))

0V

<0V

>(0V

)((

0V))

0V

<-12

.11V

>(-1

2.11

V)

((-1

2.11

V))

-12.

11V

<0V

>(-0

.27V

)((

0V))

0V

<26.

11V

>(26

.15V

)((

26.1

5V))

26.1

5V

<-26

.5V

>(-2

6.52

V)

((-2

6.52

V))

-26.

52V

<-10

.1V

>(-1

0.12

V)

((-1

0.12

V))

-10.

12V

<0V

>(0V

)((

0V))

0V

<0V

>(0V

)((

0V))

0V

<-47

V>(

-47V

)((

-47V

))-4

7V

<0V

>(0V

)((

0V))

0V

<0V

>(0V

)((

0V))

0V

<0V

>(0V

)((

0V))

0V

<0V

>(0V

)((

0V))

0V

<0V

>(0V

)((

0V))

0V

<0V

>(0V

)((

0V))

0V

<15.

59V

>(15

.63V

)((

15.1

8V))

15.3

8V

<9.9

6V>(

9.96

V)

((9.

95V

))9.

95V

<0.1

3V>(

0.13

V)

((3.

28V

))0.

13V

<0V

>(0V

)((

0V))

0V

<2.4

7V>(

2.47

V)

((0.

25V

))2.

47V

<-26

.55V

>(-2

6.55

V)

((-2

6.58

V))

-26.

55V

<-9.

72V

>(-9

.71V

)((

-9.7

V))

-9.7

1V

<-9.

09V

>(-9

.08V

)((

-9.0

7V))

-9.0

8V

<4.9

5V>(

4.95

V)

((4.

95V

))4.

95V

<9.0

7V>(

9.07

V)

((9.

06V

))9.

06V

<13.

87V

>(13

.87V

)((

13.8

6V))

13.8

7V

<25.

74V

>(25

.8V

)((

25.8

6V))

25.7

9V

<25.

74V

>(25

.81V

)((

25.8

8V))

25.8

1V

<0V

>(0V

)((

0V))

0V

<0V

>(0V

)((

0V))

0V

<0V

>(0V

)((

0V))

0V

<0V

>(0V

)((

0V))

0V

<0V

>(0V

)((

0V))

0V((5.22V))((0V))

((0V))

((0V))

((0V))

((0V))

((0V))

((0V))

((16.2V))

((16.5V))

((16.4V))

((0V))

((0V))

((0V))((0V))

Page 14: Service Manual - Diagramas dediagramas.diagramasde.com/audio/Panasonic SA-AK66.pdf · Service Manual TOP NEXT ORDER NO. MD0102038C1 A6 CD Stereo System l SA-AK66 Colour (S)... Silver

SW5

GP1S94D1

D2

RVTDTC143ESTPOWER SUPPLY

W1

2

1

3

4

SW4

2

1

3

4

W2

2

1

3

2

1

3

Q1

CONTROL

SW3

SW2SW1

Q1

MTZJ4R7BTA

10

RM1

M

Vre

f

VC

C

NC V

0.01C2

9 8 7

R1 1K

50V5.6P

5

C1

6 4

IC1

S

TA7291PMOTOR DRIVE

13

14CW

BOTTOMSW

DRIVEPOWER

9

11

12

10

HALF

CLAMP

CCW

8

6

7

OPEN

SW1

P_GND

SW2

L

4

5

2

3

D_GND

PSLED

POSITION

CN1

1PLUNGER

TOMAIN CIRCUIT(CN205) ONSCHEMATICDIAGRAM-4

NC

3 2 1

SCHEMATIC DIAGRAM -12

SUB-TRANSFORMERCIRCUIT

R5894000

W2

SPINDLE POSITION

CIRCUIT

CD LOADING CIRCUIT

CD DETACT

CIRCUIT

AC TRANSFORMER CIRCUIT

Q571Q571KRC102MTA

SWITCHSYNCHONISING

13

12

11

10

2

4

6

8

9

7

5

3

1

CN501

T502RTP1I3E002-V

1

2

4

6

5

3

CN502 T501RTP2N3C012

D574RVD1SS133TA

D573

D572

D570

Q572

Q572KTC3199GRTA

POWER CONTROL SWITCH

Q570

Q570KTC3205YTA

REGULATOR+6V SYSTEM

R57710K

R57610K

R57222

R57118

R57018

R574820

R578330

C58635V4.7

C58516V1000P

C58416V1000P

C57025V47

D580MTZJ6R8BTA

C5870.01

F1

JK500Z501

FC1FC2

1

2

3W500

1

2

3

1 2

3 4

RL502

ECONOSYS6VFL2FL1SYNC

TOPOWERCIRCUIT(H501/W501)ON SCHEMATICDIAGRAM-11

P1

PT1

S5’

S5

S3’

S3

S1’

S2’

SC

S2

S1

TOPANELCIRCUIT(H601) ONSCHEMATICDIAGRAM-8 W1A

W2A

PT1’

S4

C58825V2200P

C5810.01

D576 KBP202G

D571

R573150

C5890.01

AC 120V60Hz

1T3T

RSY0056M-C

ERZV10V511CS

R59315

1 2 3 4

R5903.3M

W1B

W2B

125V4.0A

C5820.01

1T3T

1T3T

1T3T

: +B SIGNAL LINE

(9.19V) <9.06V>8.86V ((8.22V))[9.27V]

(6.58V) <6.58V>6.59V ((6.58V))[6.6V]

(5.92V) <5.96V>5.96V ((5.94V))[5.97V]

(2.98V) <2.96V>2.97V ((2.95V))[2.99V]

(-0.27V) <-0.25V>-0.26V ((-0.24V))[-0.27V]

(0.03V) <0.03V>0.03V ((0.03V))[0.03V]

(0.08V) <0.08V>0.08V ((0.08V))[0.08V]

(0.83V) <0.83V>0.83V ((0.83V))[0.83V]

(0.03V) <0.03V>0.03V ((0.03V))[0.03V]