Panasonic Sa-Ak180 Ak280 Sch [ET]

PSG0909010SE

CD Stereo SystemModel No. SA-AK180PN

SA-AK180PUSA-AK280EBSA-AK280EGSA-AK280EPSA-AK280EESA-AK280GNSA-AK280PHSA-AK280PNSA-AK280PR

Product Color: (K)...Black TypeSubject : Block Diagram / Schematic Diagram / Printed Circuit Board / Replace-

ment Parts List (Updates)

TABLE OF CONTENTSPAGE PAGE

1 Notes ----------------------------------------------------------------- 32 Block Diagram----------------------------------------------------- 4

2.1. D-AMP for (SA-AK280EB/EG/EP) -------------------- 42.2. D-AMP for (SA-AK280EE) ------------------------------ 5

2.3. D-AMP for (SA-AK280GN) ------------------------------62.4. D-AMP for (SA-AK280PH/PN) -------------------------72.5. D-AMP for (SA-AK280PR) ------------------------------8

3 Schematic Diagram ----------------------------------------------9

Please file and use this supplement manual together with the service manual forModel No. SA-AK180PN/PU-K Order No. PSG0905023CEModel No. SA-AK280EB/EG/EP-K Order No. PSG0903007CEModel No. SA-AK280EE-K Order No. PSG0904014CEModel No. SA-AK280GN-K Order No. PSG0904010CEModel No. SA-AK280PH/PN-K Order No. PSG0902011CEModel No. SA-AK280PR-K Order No. PSG0904001CE

© Panasonic Corporation 2009. All rights reserved.Unauthorized copying and distribution is a violation oflaw.

3.1. D-AMP Circuit for (SA-AK180PN/PU) ----------------93.2. D-AMP Circuit for (SA-AK280EB/EG/EP) --------- 103.3. SMPS Circuit for (SA-AK280EB/EG/EP) ---------- 113.4. D-AMP Circuit for (SA-AK280EE) ------------------- 123.5. SMPS Circuit for (SA-AK280EE) -------------------- 133.6. D-AMP Circuit for (SA-AK280GN) ------------------ 143.7. SMPS Circuit for (SA-AK280GN) ------------------- 153.8. D-AMP Circuit for (SA-AK280PH/PN) -------------- 163.9. D-AMP Circuit for (SA-AK280PR) ------------------- 17

4 Printed Circuit Board ------------------------------------------ 184.1. D-Amp P.C.B. for (SA-AK180PN/PU) -------------- 184.2. D-Amp P.C.B. for (SA-AK280EB/EG/EP) --------- 194.3. D-Amp P.C.B. for (SA-AK280EE) ------------------- 204.4. D-Amp P.C.B. for (SA-AK280GN) ------------------- 214.5. D-Amp P.C.B. for (SA-AK280PH/PN) -------------- 224.6. D-Amp P.C.B. for (SA-AK280PR) ------------------- 23

5 Replacement Parts List --------------------------------------- 245.1. Electrical Replacement Parts List -------------------- 24

2

1 NotesBackground:

� For improvement of quality and performance.

This supplement includes additional and revised contents to the original service manual for below sections:-1. Update to Block Diagram (D-AMP Circuit)2. Update to Schematic Diagram (D-AMP Circuit and SMPS Circuit)3. Update to Printed Circuit Board (D-AMP P.C.B.)4. Update to Electrical Replacement Parts List

3

4

2 Block Diagram2.1. D-AMP for (SA-AK280EB/EG/EP) With reference to original service manual (section 15.4) on page 86 for Model No. SA-AK280EB/EG/EP-K

+

-

+

-

3 15

CN5050

CN5050

CN2341A

CN2341A

CN5050CN2341A

CN5050CN2341A1 17

17 1

13 5SWITCH

Q5601

SWITCH

Q5603

SWITCH

Q5604

IN1M

IN2M

IN1P

IN2P

SGND1

SGND2

OSC

MODE

INPUT

STAGE

INPUT

STAGE

CONTROL

AND

HANDSHAKE

TEMPERATURE SENSOR

CURRENT PROTECTION

VOLTAGE PROTECTION

PWM

MODULATOR

OSCILLATOR MANAGER

STABI

RELEASE2

SWITCH2

ENABLE2

MUTE

MUTE

MODE

2

3

5

19

23

1

21

22

PWM

MODULATOR CONTROL

AND

HANDSHAKE

DRIVER

HIGH

DRIVER

LOW

DRIVER

HIGH

DRIVER

LOW

RELEASE1

SWITCH1

ENABLE1

ST

AB

I

PR

OT

VD

DP

2

VS

SP

2V

DD

P1

VS

SP

1

BOOT1

BOOT2

OUT1

OUT2

IC5000

C1BA00000487 C1BA00000492

AUDIO DIGITAL POWER AMP

9

10

15

14

1311

81612 7

- 30V SENSE + 30V SENSE

- 30V SENSE

FRONT L

FRONT R

SPEAKERS

3

JK5001

4

JK5001

1

JK5001

2

JK5001

DC DETECT

Q5101,Q5102

TH5001

FRONT R

MOD DA

MUTE F SW

FRONT L

FL +

FR +

: AUDIO OUTPUT SIGNAL LINE

SA-AK280EB/EG/EP D-AMP BLOCK DIAGRAM

FROM

MAIN (1/2)

FROM MAIN (2/2)

FROM MAIN (2/2)

CHANGE

CN5050CN2341A

CN5050CN2341A

14 4

16 2

IC5500

INVERTER GATE(CLOCK GENERATOR)

C0JBAB000902

X5500X5501

D55016 810 9

14

1154321

D5502 FAN DC

FHOP

DC DET

FROM/TO

MAIN (1/2)

DELETE(IC5501)

5

2.2. D-AMP for (SA-AK280EE) With reference to original service manual (section 15.4) on page 86 for Model No. SA-AK280EE-K

+

-

+

-

3 15

CN5050

CN5050

CN2341A

CN2341A

CN5050CN2341A

CN5050CN2341A1 17

17 1

13 5SWITCH

Q5601

SWITCH

Q5603

SWITCH

Q5604

IN1M

IN2M

IN1P

IN2P

SGND1

SGND2

OSC

MODE

INPUT

STAGE

INPUT

STAGE

CONTROL

AND

HANDSHAKE

TEMPERATURE SENSOR

CURRENT PROTECTION

VOLTAGE PROTECTION

PWM

MODULATOR

OSCILLATOR MANAGER

STABI

RELEASE2

SWITCH2

ENABLE2

MUTE

MUTE

MODE

2

3

5

19

23

1

21

22

PWM

MODULATOR CONTROL

AND

HANDSHAKE

DRIVER

HIGH

DRIVER

LOW

DRIVER

HIGH

DRIVER

LOW

RELEASE1

SWITCH1

ENABLE1

ST

AB

I

PR

OT

VD

DP

2

VS

SP

2V

DD

P1

VS

SP

1

BOOT1

BOOT2

OUT1

OUT2

IC5000

C1BA00000487 C1BA00000492


9

10

15

14

1311

81612 7


- 30V SENSE

FRONT L

FRONT R

SPEAKERS

3

JK5001

4

JK5001

1

JK5001

2

JK5001

DC DETECT

Q5101,Q5102

TH5001

FRONT R

MOD DA

MUTE F SW

FRONT L

FL +

FR +


SA-AK280EE D-AMP BLOCK DIAGRAM

FROM

MAIN (1/2)

FROM MAIN (2/2)

FROM MAIN (2/2)

CHANGE

E1)

CN5050CN2341A

CN5050CN2341A

14 4

16 2

IC5500


C0JBAB000902

X5500X5501

D55016 810 9

14

1154321

D5502 FAN DC

FHOP

DC DET

FROM/TO

MAIN (1/2)

DELET(IC550

6

2.3. D-AMP for (SA-AK280GN) With reference to original service manual (section 15.4) on page 86 for Model No. SA-AK280GN-K

+

-

+

-

3 15

CN5050

CN5050

CN2341A

CN2341A

CN5050CN2341A

CN5050CN2341A1 17

17 1

13 5SWITCH

Q5601

SWITCH

Q5603

SWITCH

Q5604

IN1M

IN2M

IN1P

IN2P

SGND1

SGND2

OSC

MODE

INPUT

STAGE

INPUT

STAGE

CONTROL

AND

HANDSHAKE

TEMPERATURE SENSOR

CURRENT PROTECTION

VOLTAGE PROTECTION

PWM

MODULATOR

OSCILLATOR MANAGER

STABI

RELEASE2

SWITCH2

ENABLE2

MUTE

MUTE

MODE

2

3

5

19

23

1

21

22

PWM

MODULATOR CONTROL

AND

HANDSHAKE

DRIVER

HIGH

DRIVER

LOW

DRIVER

HIGH

DRIVER

LOW

RELEASE1

SWITCH1

ENABLE1

ST

AB

I

PR

OT

VD

DP

2

VS

SP

2V

DD

P1

VS

SP

1

BOOT1

BOOT2

OUT1

OUT2

IC5000

C1BA00000487 C1BA00000492


9

10

15

14

1311

81612 7


- 30V SENSE

FRONT L

FRONT R

SPEAKERS

3

JK5001

4

JK5001

1

JK5001

2

JK5001

DC DETECT

Q5101,Q5102

TH5001

FRONT R

MOD DA

MUTE F SW

FRONT L

FL +

FR +


SA-AK280GN D-AMP BLOCK DIAGRAM

FROM

MAIN (1/2)

FROM MAIN (2/2)

FROM MAIN (2/2)

CHANGE

CN5050CN2341A

CN5050CN2341A

14 4

16 2

IC5500


C0JBAB000902

X5500X5501

D55016 810 9

14

1154321

D5502 FAN DC

FHOP

DC DET

FROM/TO

MAIN (1/2)

DELETE(IC5501)

7

2.4. D-AMP for (SA-AK280PH/PN) With reference to original service manual (section 15.4) on page 88 for Model No. SA-AK280PH/PN-K

+

-

+

-

3 15

CN5050

CN5050

CN2341A

CN2341A

CN5050CN2341A

CN5050CN2341A1 17

17 1

13 5SWITCH

Q5601

SWITCH

Q5603

SWITCH

Q5604

IN1M

IN2M

IN1P

IN2P

SGND1

SGND2

OSC

MODE

INPUT

STAGE

INPUT

STAGE

CONTROL

AND

HANDSHAKE

TEMPERATURE SENSOR

CURRENT PROTECTION

VOLTAGE PROTECTION

PWM

MODULATOR

OSCILLATOR MANAGER

STABI

RELEASE2

SWITCH2

ENABLE2

MUTE

MUTE

MODE

2

3

5

19

23

1

21

22

PWM

MODULATOR CONTROL

AND

HANDSHAKE

DRIVER

HIGH

DRIVER

LOW

DRIVER

HIGH

DRIVER

LOW

RELEASE1

SWITCH1

ENABLE1

ST

AB

I

PR

OT

VD

DP

2

VS

SP

2V

DD

P1

VS

SP

1

BOOT1

BOOT2

OUT1

OUT2

IC5000

C1BA00000487 C1BA00000492


9

10

15

14

1311

81612 7


- 30V SENSE

FRONT L

FRONT R

SPEAKERS

3

JK5001

4

JK5001

1

JK5001

2

JK5001

DC DETECT

Q5101,Q5102

TH5001

FRONT R

MOD DA

MUTE F SW

FRONT L

FL +

FR +


SA-AK280PH/PN D-AMP BLOCK DIAGRAM

FROM

MAIN (1/2)

FROM MAIN (2/2)

FROM MAIN (2/2)

CHANGE

E1)

CN5050CN2341A

CN5050CN2341A

14 4

16 2

IC5500


C0JBAB000902

X5500X5501

D55016 810 9

14

1154321

D5502 FAN DC

FHOP

DC DET

FROM/TO

MAIN (1/2)

DELET(IC550

8

2.5. D-AMP for (SA-AK280PR) With reference to original service manual (section 15.4) on page 88 for Model No. SA-AK280PR-K

+

-

+

-

3 15

CN5050

CN5050

CN2341A

CN2341A

CN5050CN2341A

CN5050CN2341A1 17

17 1

13 5SWITCH

Q5601

SWITCH

Q5603

SWITCH

Q5604

IN1M

IN2M

IN1P

IN2P

SGND1

SGND2

OSC

MODE

INPUT

STAGE

INPUT

STAGE

CONTROL

AND

HANDSHAKE

TEMPERATURE SENSOR

CURRENT PROTECTION

VOLTAGE PROTECTION

PWM

MODULATOR

OSCILLATOR MANAGER

STABI

RELEASE2

SWITCH2

ENABLE2

MUTE

MUTE

MODE

2

3

5

19

23

1

21

22

PWM

MODULATOR CONTROL

AND

HANDSHAKE

DRIVER

HIGH

DRIVER

LOW

DRIVER

HIGH

DRIVER

LOW

RELEASE1

SWITCH1

ENABLE1

ST

AB

I

PR

OT

VD

DP

2

VS

SP

2V

DD

P1

VS

SP

1

BOOT1

BOOT2

OUT1

OUT2

IC5000

C1BA00000487 C1BA00000492


9

10

15

14

1311

81612 7


- 30V SENSE

FRONT L

FRONT R

SPEAKERS

3

JK5001

4

JK5001

1

JK5001

2

JK5001

DC DETECT

Q5101,Q5102

TH5001

FRONT R

MOD DA

MUTE F SW

FRONT L

FL +

FR +


SA-AK280PR D-AMP BLOCK DIAGRAM

FROM

MAIN (1/2)

FROM MAIN (2/2)

FROM MAIN (2/2)

CHANGE

CN5050CN2341A

CN5050CN2341A

14 4

16 2

IC5500


C0JBAB000902

X5500X5501

D55016 810 9

14

1154321

D5502 FAN DC

FHOP

DC DET

FROM/TO

MAIN (1/2)

DELETE(IC5501)

9

3 Schematic Diagram3.1. D-AMP Circuit for (SA-AK180PN/PU) With reference to original service manual (section 16.5) on page 80 for Model No. SA-AK180PN/PU-K

GTOSMPS CIRCUIT

(H5801*)

IN SCHEMATIC

DIAGRAM - 9

: +B SIGNAL LINE : -B SIGNAL LINE : AUDIO OUTPUT SIGNAL LINE

SA-AK180PN/PU D-AMP CIRCUIT

F D-AMP CIRCUIT

SCHEMATIC DIAGRAM - 8

TO

SPEAKERS

A

B

C

1 2 3 4 5 6 7 8 9 10 11 12 13 14

8 9 10 11 12 13 14

A

B

D

E

F

H

G

C

C50270.1

CHANGE(C5450)

ADD(K5781, K5782)

C5

05

11

00

0P

C5

05

21

00

0P

10

00

PC

50

50

C5

05

31

00

0P

2

43

1

G0B9R5K00003

G0B9R5K00004

FL+

FL_+

FR-

FR+

FR_+

FL-

C5

02

00

.1

C50080.015

220PC5010

0.1

C5

01

9

R500410

R500510

220PC5012

0.1

0.1

C5

51

4

0.1

C5

51

9

0.1

C5

51

5

C5

51

80

.1

5

6

3

4

2

8

7

CN5500

10

0V

22

C5

04

0

16

V1

0C

56

01

C5

51

03

5V

47

0C

55

11

35

V4

70

10R5010

C5

52

10

.1C

55

20

0.1

VDDA0

0.1

C5

01

8

C503033P

3 2 1

ZJ5400

3 2 1

ZJ5410

C5445

K57820

K57810

C54500.10

C50040.47

R50025.6K

C50020.47 5.6K

R5000

C5

00

11

00

0P

330PC5006 C5025

0.1C5024

0.1

OSC

IN+_FR

VSSA0

C5

01

40

.68

C5

01

50

.68

R5

00

62

2R

50

07

22

R5

03

15

.6K

C5

01

60

.1

R5

03

05

.6K

0.1

C5

01

7

2

43

1

L5000G0A150L00003

C50001000P

5.6

KR

50

03

0.4

7C

50

05

10

00

PC

50

32

R5008100C5007

330P

R5

00

15

.6K

C5

00

30

.47

2

43

1

L5002

L5001

220PC5011

0.1

C5

02

3

0.1

C5

02

1

C50280.1C

50

31

0.4

7

C50090.015

220PC5013

19 21 2322201021 3 7 8 94 5 6 12 1514 17 18161311

C5

02

2

0.1

B1ADCE000012Q5603

R5

60

81

0K

R5

60

42

.7K

2.7KR5611

R5

60

31

0K

R560210K Q5604

B1ABCF000176R560910K

MA

Z8

05

1G

ML

D5

50

3 10

C5

55

5

0.1

C5

55

4

1M

R5510470 FAN_DC

FL_+

DC

_D

ET

68KR5020 FR_+

R5019 68KQ5101

B1ABCF000176

6.3

V1

00

C5

13

3

R5

11

06

.8K

1.2

KR

50

23

1.2

KR

50

22

0.1

C5

03

3

B1ABCF000176Q5102


MO

DE

MODE

SG

ND

1

OU

T1

VS

SP

1

PR

OT

VD

DP

1

BO

OT

1

OU

T2

BO

OT

2

VS

SP

2

VS

SD

VS

SA

2

VD

DP

2

ST

AB

I

VS

SA

1

IN1

-

VDD

GND

VSS

VDD

GND

OS

C

IN1

+

FAN_DCFAN GND

VSS

1

3

4

2

VD

DA

1

MUTE F_SW

MOD_DA

IN2

+

MO

DE

SG

ND

2

IN2

-

VD

DA

2

SWITCH

SWITCH

Q5601B1ABCF000176

SWITCH

DC DETECT

DC DETECT

IC5000C1BA00000492

B0HCSP000001

B0HCSP000001

B0HCSP000001

B0HCSP000001

D5002

D5004

D5001

D5003

0R5671

FR+

FL+

FL-

FR-

FR+

FL+

FL-

FR-

JK5001

TH5001D4CC11040013

OSC

R5

51

22

2

BTOMAIN CIRCUIT

(CN2341A)

IN SCHEMATIC

DIAGRAM - 3

17

1

D

E

F

G

H

1 2 3 4 5 6 7

R5505100

C5

15

0

6

5

8

9

11

12

10

14

15

13

7

2

1

4

3

17

16

CN5050

1

10R5011

IN+_FR

X5500H2A6023A0011

R5514

R5

50

8

47

PC

55

58

5

6

4

1

2

3

9

11

13

14

12

10

7 8

C0JBAB000902INVERTER GATE

(CLOCK GENERATOR)

IC5500

AGND

AGND

REAR R/SUBWOOFER

FRONTL

FRONT R

SIGNAL A_GND

SURROUND L

REAR L/AGND

CENTER

AGND

SURROUND R

FAN DC

MUTE S_C (MODE 1)

MUTE F_SW (MODE 2)MUTE F_SW

MOD_DAMOD_DA

FHOP

ECO/FAN

DC_DETDC_DET

6Y

5A

6A

VCC

4Y

4A

5Y3A

2A

2Y

1A

1Y

3Y

GND

K5251 0

K5256 0

33

00

P

C5

15

13

30

0P

R550422

H2A7003A0011

0.01C5550

0.01C5556

100PC5557

100PC5553

390PC5551

390PC5552

X5501

MA2J1110GLD5502

MA2J1110GLD5501

R55061M

R55071M

C5

55

94

7P

K5

30

20

K50010

10

3.2. D-AMP Circuit for (SA-AK280EB/EG/EP) With reference to original service manual (section 18.6) on page 101 for Model No. SA-AK280EB/EG/EP-K

ITOSMPS CIRCUIT

(H5801*)

IN SCHEMATIC

DIAGRAM - 10


SA-AK280EB/EG/EP D-AMP CIRCUIT

H D-AMP CIRCUIT


TO

SPEAKERS

A

B

C

D

1 2 3 4 5 6 7 8 9 10 11 12 13 14

8 9 10 11 12 13 14

A

B

D

E

F

H

G

C

0.1

C5

05

11

00

0P

C5

05

21

00

0P

10

00

PC

50

50

C5

05

31

00

0P

2

43

1

G0B9R5K00003

G0B9R5K00004

FL+

FL_+

FR-

FR+

FR_+

FL-

0

C5

02

00

.1

C50080.015

220PC5010

0.1

C5

01

9

R500410

R500510

220PC5012

0.1

C5

51

4

0.1

C5

51

9

0.1

C5

51

5

C5

51

80

.1

5

6

1

3

4

2

8

7

CN5500

10

0V

22

C5

04

0

16

V1

0C

56

01

C5

51

03

5V

47

0C

55

11

35

V4

70

10R5010

C5

52

10

.1C

55

20

0.1

VDDA0

0.1

C5

01

8

C5030220P33P

3 2 1

ZJ5410

3 2 1

ZJ5400

C50040.47

R50025.6K

C50020.47 5.6K

R5000

C5

00

11

00

0P

330PC5006 C5025

0.1C5024

0.1

10R5011

OSC

IN+_FR

VSSA0

C5

01

40

.68

C5

01

50

.68

R5

00

62

2R

50

07

22

R5

03

15

.6K

C5

01

60

.1

R5

03

05

.6K

0.1

C5

01

7

2

43

1

L5000G0A150L00003

C50001000P

5.6

KR

50

03

0.4

7C

50

05

10

00

PC

50

32

R5008100C5007

330P

R5

00

15

.6K

C5

00

30

.47

2

43

1

L5002

L5001

220PC5011

0.1

C5

02

3

0.1

C5

02

1

C50280.1

C5

03

10

.22

0.4

7

C50090.015

220PC5013

19 21 2322201021 3 7 8 94 5 6 12 1514 17 18161311

C5

02

2

0.1

B1ADCE000012Q5603

R5

60

81

0K

R5

60

42

.7K

2.7KR5611

R5

60

31

0K

R560210K Q5604

B1ABCF000176R560910K

MA

Z8

05

10

ML

D5

50

3 10

C5

55

5

0.1

C5

55

4

R5510470 FAN_DC

R55120

OSC

FL_+

DC

_D

ET

68KR5020 FR_+

R5019 68KQ5101

B1ABCF000176

6.3

V1

00

C5

13

3

R5

11

06

.8K

1.2

KR

50

23

1.2

KR

50

22

0.1

C5

03

3

B1ABCF000176Q5102


CHANGE

CHANGECHANGE

MO

DE

MODE

SG

ND

1

OU

T1

VS

SP

1

PR

OT

VD

DP

1

BO

OT

1

OU

T2

BO

OT

2

VS

SP

2

VS

SD

VS

SA

2

VD

DP

2

ST

AB

I

VS

SA

1

IN1

-

VDD

GND

VSS

VDD

GND

OS

C

IN1

+

FAN DCFAN_DC

FAN GND

VSS

1

3

4

2

VD

DA

1

MUTE F_SW

MOD_DA

IN2

+

MO

DE

SG

ND

2

IN2

-

VD

DA

2

SWITCH

SWITCH

Q5601B1ABCF000176

SWITCH

DC DETECT

DC DETECT

IC5000C1BA00000487C1BA00000492

1

B0HCSP000001

B0HCSP000001

B0HCSP000001

B0HCSP000001

D5002

D5004

D5001

D5003

0R5671

FR+

FL+

FL-

FR-

FR+

FL+

FL-

FR-

JK5001

TH5001D4CC11040013

C5027

ADD(C5027)

DELETE(C5446,C5447,C5448,C5449)

DELETE(IC5501,C5560,C5561,K5780,R5511)

ADD(R5512)

CHANGE(C5450)

ADD(K5781, K5782) 0.1C5445

K57820

K57810

C54500.10

BTOMAIN CIRCUIT

(CN2341A)

IN SCHEMATIC

DIAGRAM - 3

17

1

E

F

G

H

1 2 3 4 5 6 7

C5

15

6

5

8

9

11

12

10

14

15

13

7

2

1

4

3

17

16

CN5050

IN+_FR

X5500H2A6023A0011

R5514

1M

R5

50

8

R5505100

47

PC

55

58

5

6

4

1

2

3

9

11

13

14

12

10

7 8


(CLOCK GENERATOR)

IC5500

AGND

AGND

REAR R/SUBWOOFER

FRONTL

FRONT R

SIGNAL A_GND

SURROUND L

REAR L/AGND

CENTER

AGND

SURROUND R

MUTE S_C (MODE 1)


MOD_DAMOD_DA

FHOP

ECO/FAN

DC_DETDC_DET

6Y

5A

6A

VCC

4Y

4A

5Y3A

2A

2Y

1A

1Y

3Y

GND

K5251 0

K5256 0

33

00

P

C5

15

33

00

P

R550422

H2A7003A0011

0.01C5550

0.01C5556

100PC5557

100PC5553

390PC5551

390PC5552

X5501

MA2J11100LD5502

MA2J11100LD5501

R55061M

R55071M

C5

55

94

7P

K5

30

20

K50010

ADD(K5256)

11

3.3. SMPS Circuit for (SA-AK280EB/EG/EP) With reference to original service manual (section 18.7) on page 102 for Model No. SA-AK280EB/EG/EP-K

P1

1

2

3

HTOD-AMP CIRCUIT

(CN5500)

IN SCHEMATIC

DIAGRAM - 9

TO SMPS

SECTION (2/2)

6

: +B SIGNAL LINE : -B SIGNAL LINEI SMPS CIRCUIT


SA-AK280EB/EG/EP SMPS CIRCUIT2/21/2

A

B

C

D

1 2 3 4 5 6 7 8 9 10 11 12 13 14

8 9 10 11 12 13 14

2

3

1

IC5701C5HACYY00003SWITCHING REGULATOR

0R5725

31 2

B0HBSM000043D5801

R5

83

42

.2K

2.2

KR

58

32

+30V_SENSEFAN_18V

10

KR

58

63

DCDET

10

K3

KR

58

62

FAN_18V

C58230.1

-30V_SENSE

10

K

R5

86

4

-30V_SENSE

R580110K

D5809

+30V_SENSE

R5

80

01

2K

R5

86

0

10

K

0.1

C5

83

10

.1C

58

325

6

1

3

4

2

8

7

H5801*

2SA207700LQ5860

Q5862

R5

86

1

Q5861 - Q5862

Q5861

B1ABCF000176

100KR5702

100KR5703

35

V2

20

0C

58

05

B0HFRJ000012D5803

35

V2

20

0C

58

08

22R5720

D5

73

1B

0E

AM

M0

00

05

7

3

21

D5

70

2

B0

ZA

Z0

00

00

52

C5

71

30

.01

3 2 1

ZJ5803

C5700F1BAF1020020

1000P

ETS42BN1A6ADMAIN TRANSFORMER

C5

82

1 0

.01

C5

81

9 0

.01

C5

82

2 0

.01

C5

82

0 0

.01

25

V4

70

C5

82

4

FEED BACK

INVERTER

CURRENTLIMITING SWITCH


FEED BACK

B1GBCFLL0037QR5810

330R5807

1KR5730

B0BC6R100010D5725

2.2

KR

58

08 4

3

1

2

B3PBA0000402PC5720

R5

81

73

30

R5

81

03

30

4

3

1

2

B3PBA0000402PC5701

12

0R

57

24

B0EAMM000057D5805

D5

80

4B

0E

AM

M0

00

05

7

11

13

14

12

10

8

6

5

7

9

18

15

16

17

1

4

3

2

T5701

C5

81

33

5V

47

0

R57221K

C5

72

21

00

0P

22

0P

C5

72

1R

57

29

10

K

C57281000P

R5

72

81

00

K

D5724 D5727MA2J11100L MA2J11100L

R5732100

R5726 82

B1ABCF000176Q5722

10KR5721

D5722B0BC019A0007

MA2J11100LD5723

C5720

0.1

B0EAMM000057D5729

MAZ81800MLD5721

D5726B0EAKM000117

SWITCHING

1K

R5

72

3

2SA207700LQ5721

MA2J11100LD5728

2SC3940ARAQ5720

Q5720

Q5722

D

C5737470P

C5

72

60

.1

C573050V1

C5

72

4

D5

73

2B

0B

C0

35

A0

00

7

50

V5

6

R5

73

34

7K

R5

73

10

C5

72

50

.1

C5

72

34

70

P

S

GND

FB

VCC

OLP/SS

OCP/BD

+30V_SENSE

GND

GND

-30V_SENSE

FAN_GND

FAN_18V

-30V_SENSE

+30V_SENSE

4

5

7

6

TRANSFORMER TEMP DETECT

TRANSFORMERTEMP DETECT C5869

0.1C58700.1

TH

58

60

D4

CC

11

04

00

13

VIN

VCC

DRAIN

+30V

-30V

+FAN 18V

GND

+18V

AMPGND

-12V

91

R5

82

2

91

R5

82

3

MA2J11100L

R5

84

11

20

K

R57500

0.0

1C

58

01

C5

80

2 0

.01

3

BTOMAIN CIRCUIT

(CN2701*)

IN SCHEMATIC

DIAGRAM - 3

E

F

G

H

1 2 3 4 5 6 7

3

2

1

ZJ5801DCDET

UNR221400LQR5801

D5807C5800

C5

82

60

.01

SYNC

K1 0

SYS6V

2.2

KR

58

05

15

KR

58

06

A

R

3

2

C1

C0DABFC00002SHUNT REGULATOR

FEED BACK CONTROL

IC5801

0.1

C5

81

8

-13V

DCDET

0.1C5815

0.1C5812

DC_18V

0R

58

03

47

KR

58

04

0.1

C5

81

0

2.7

KR

58

02

C58960.1

6

8

9

7

2

1

4

5

3

10

11

CN5802

PCONT

330R5809

1.5

KR

58

11

0.1

C5

82

51

.5K

R5

81

6

8.2

KR

58

12

MAZ80750MLD5806

SYS6V

-30V_SENSE

+30V_SENSE

2.7

KR

58

15

24

KR

58

13

Q5802B1ABCF000176

DC_18V

3 12

B0HBSM000043D5802

-13V

FAN_18V

25

V4

70

C5

81

6

PCONT

DC18V

AM_BP

-13V

DCDET

DC18V

+18V.-12V_GND

+18V.-12V_GND

SYS6V

SYNC

SYS_GND

DC DETECT

PCONT

8.2

KR

58

14

10

0V

0.2

2C

58

17

AM_BP

Q58032SC3940ARA

SWITCHING

AM_BP

R58251K

91

R5

82

09

1R

58

24

91

R5

82

1

MA2J11100L

B1GDCFGA0018QR5802

R584082K

DC DETECT

0.01C5804

0.01C580

K2

K4

0

0

0.01 0

0

CHANGE

12

3.4. D-AMP Circuit for (SA-AK280EE) With reference to original service manual (section 18.6) on page 101 for Model No. SA-AK280EE-K

ITOSMPS CIRCUIT

(H5801*)

IN SCHEMATIC

DIAGRAM - 10


SA-AK280EE D-AMP CIRCUIT

H D-AMP CIRCUIT


TO

SPEAKERS

A

B

C

D

1 2 3 4 5 6 7 8 9 10 11 12 13 14

8 9 10 11 12 13 14

A

B

D

E

F

H

G

C

CHANGE(C5450)

ADD(K5781, K5782)

DELETE(C5446,C5447,C5448,C5449)

0.1

C5

05

11

00

0P

C5

05

21

00

0P

10

00

PC

50

50

C5

05

31

00

0P

2

43

1

G0B9R5K00003

G0B9R5K00004

FL+

FL_+

FR-

FR+

FR_+

FL-

0

C5

02

00

.1

C50080.015

220PC5010

0.1

C5

01

9

R500410

R500510

220PC5012

0.1

C5

51

4

0.1

C5

51

9

0.1

C5

51

5

C5

51

80

.1

5

6

1

3

4

2

8

7

CN5500

10

0V

22

C5

04

0

16

V1

0C

56

01

C5

51

03

5V

47

0C

55

11

35

V4

70

10R5010

C5

52

10

.1C

55

20

0.1

VDDA0

0.1

C5

01

8

C5030220P33P

3 2 1

ZJ5400

3 2 1

ZJ5410

C50040.47

R50025.6K

C50020.47 5.6K

R5000

C5

00

11

00

0P

330PC5006 C5025

0.1C5024

0.1

10R5011

OSC

IN+_FR

VSSA0

C5

01

40

.68

C5

01

50

.68

R5

00

62

2R

50

07

22

R5

03

15

.6K

C5

01

60

.1

R5

03

05

.6K

0.1

C5

01

7

2

43

1

L5000G0A150L00003

C50001000P

5.6

KR

50

03

0.4

7C

50

05

10

00

PC

50

32

R5008100C5007

330P

R5

00

15

.6K

C5

00

30

.47

2

43

1

L5002

L5001

220PC5011

0.1

C5

02

3

0.1

C5

02

1

C50280.1C

50

31

0.2

2

0.4

7

C50090.015

220PC5013

19 21 2322201021 3 7 8 94 5 6 12 1514 17 18161311

C5

02

2

0.1

B1ADCE000012Q5603

R5

60

81

0K

R5

60

42

.7K

2.7KR5611

R5

60

31

0K

R560210K Q5604

B1ABCF000176R560910K

MA

Z8

05

10

ML

D5

50

3 10

C5

55

5

0.1

C5

55

4

R5510470 FAN_DC

R55120

FL_+

DC

_D

ET

68KR5020 FR_+

R5019 68KQ5101

B1ABCF000176

6.3

V1

00

C5

13

3

R5

11

06

.8K

1.2

KR

50

23

1.2

KR

50

22

0.1

C5

03

3

B1ABCF000176Q5102


MO

DE

MODE

SG

ND

1

OU

T1

VS

SP

1

PR

OT

VD

DP

1

BO

OT

1

OU

T2

BO

OT

2

VS

SP

2

VS

SD

VS

SA

2

VD

DP

2

ST

AB

I

VS

SA

1

IN1

-

VDD

GND

VSS

VDD

GND

OS

C

IN1

+

FAN DCFAN_DC

FAN GND

VSS

1

3

4

2

VD

DA

1

MUTE F_SW

MOD_DA

IN2

+

MO

DE

SG

ND

2

IN2

-

VD

DA

2

SWITCH

SWITCH

Q5601B1ABCF000176

SWITCH

DC DETECT

DC DETECT

IC5000C1BA00000487C1BA00000492

1

B0HCSP000001

B0HCSP000001

B0HCSP000001

B0HCSP000001

D5002

D5004

D5001

D5003

0R5671

FR+

FL+

FL-

FR-

FR+

FL+

FL-

FR-

JK5001

TH5001D4CC11040013

C5027

ADD(C5027)

CHANGE

CHANGE CHANGE

OSC

DELETE(IC5501,C5560,C5561,K5780,R5511)

ADD(R5512)

0.1C5445

K57820

K57810

C54500.10

BTOMAIN CIRCUIT

(CN2341A)

IN SCHEMATIC

DIAGRAM - 3

17

1

E

F

G

H

1 2 3 4 5 6 7

C5

15

6

5

8

9

11

12

10

14

15

13

7

2

1

4

3

17

16

CN5050

IN+_FR

X5500H2A6023A0011

R5514

1M

R5

50

8

R5505100

47

PC

55

58

5

6

4

1

2

3

9

11

13

14

12

10

7 8


(CLOCK GENERATOR)

IC5500

AGND

AGND

REAR R/SUBWOOFER

FRONTL

FRONT R

SIGNAL A_GND

SURROUND L

REAR L/AGND

CENTER

AGND

SURROUND R

MUTE S_C (MODE 1)


MOD_DAMOD_DA

FHOP

ECO/FAN

DC_DETDC_DET

6Y

5A

6A

VCC

4Y

4A

5Y3A

2A

2Y

1A

1Y

3Y

GND

K5251 0

33

00

P

C5

15

33

00

P

R550422

H2A7003A0011

0.01C5550

0.01C5556

100PC5557

100PC5553

390PC5551

390PC5552

X5501

MA2J11100LD5502

MA2J11100LD5501

R55061M

R55071M

C5

55

94

7P

K5

30

20

K50010

K5256 0

ADD(K5256)

13

3.5. SMPS Circuit for (SA-AK280EE) With reference to original service manual (section 18.7) on page 102 for Model No. SA-AK280EE-K

P1

1

2

3

HTOD-AMP CIRCUIT

(CN5500)

IN SCHEMATIC

DIAGRAM - 9

TO SMPS

SECTION (2/2)

6



SA-AK280EE SMPS CIRCUIT2/21/2

A

B

C

D

1 2 3 4 5 6 7 8 9 10 11 12 13 14

8 9 10 11 12 13 14

2

3

1


0R5725

31 2

B0HBSM000043D5801

R5

83

42

.2K

2.2

KR

58

32

+30V_SENSEFAN_18V

10

KR

58

63

DCDET

10

K3

KR

58

62

FAN_18V

C58230.1

-30V_SENSE

10

K

R5

86

4

-30V_SENSE

R580110K

D5809

+30V_SENSE

R5

80

01

2K

R5

86

0

10

K

0.1

C5

83

10

.1C

58

325

6

1

3

4

2

8

7

H5801*

2SA207700LQ5860

Q5862

R5

86

1

Q5861 - Q5862

Q5861

B1ABCF000176

100KR5702

100KR5703

35

V2

20

0C

58

05

B0HFRJ000012D5803

35

V2

20

0C

58

08

22R5720

D5

73

1B

0E

AM

M0

00

05

7

3

21

D5

70

2

B0

ZA

Z0

00

00

52

C5

71

30

.01

3 2 1

ZJ5803

C5700F1BAF1020020

1000P


C5

82

1 0

.01

C5

81

9 0

.01

C5

82

2 0

.01

C5

82

0 0

.01

25

V4

70

C5

82

4

FEED BACK

INVERTER



FEED BACK

B1GBCFLL0037QR5810

330R5807

1KR5730

B0BC6R100010D5725

2.2

KR

58

08 4

3

1

2

B3PBA0000402PC5720

R5

81

73

30

R5

81

03

30

4

3

1

2

B3PBA0000402PC5701

12

0R

57

24

B0EAMM000057D5805

D5

80

4B

0E

AM

M0

00

05

7

11

13

14

12

10

8

6

5

7

9

18

15

16

17

1

4

3

2

T5701

C5

81

33

5V

47

0

R57221K

C5

72

21

00

0P

22

0P

C5

72

1R

57

29

10

K

C57281000P

R5

72

81

00

K

D5724 D5727MA2J11100L MA2J11100L

R5732100

R5726 82

B1ABCF000176Q5722

10KR5721

D5722B0BC019A0007

MA2J11100LD5723

C5720

0.1

B0EAMM000057D5729

MAZ81800MLD5721

D5726B0EAKM000117

SWITCHING

1K

R5

72

3

2SA207700LQ5721

MA2J11100LD5728

2SC3940ARAQ5720

Q5720

Q5722

D

C5737470P

C5

72

60

.1

C573050V1

C5

72

4

D5

73

2B

0B

C0

35

A0

00

7

50

V5

6

R5

73

34

7K

R5

73

10

C5

72

50

.1

C5

72

34

70

P

S

GND

FB

VCC

OLP/SS

OCP/BD

+30V_SENSE

GND

GND

-30V_SENSE

FAN_GND

FAN_18V

-30V_SENSE

+30V_SENSE

4

5

7

6



0.1C58700.1

TH

58

60

D4

CC

11

04

00

13

VIN

VCC

DRAIN

+30V

-30V

+FAN 18V

GND

+18V

AMPGND

-12V

91

R5

82

2

91

R5

82

3

MA2J11100L

R5

84

11

20

K

R57500

0.0

1C

58

01

C5

80

2 0

.01

3

BTOMAIN CIRCUIT

(CN2701*)

IN SCHEMATIC

DIAGRAM - 3

E

F

G

H

1 2 3 4 5 6 7

3

2

1

ZJ5801DCDET

UNR221400LQR5801

D5807C58000.01

0

C5

82

60

.01

0SYNC

K1 0

SYS6V

2.2

KR

58

05

15

KR

58

06

A

R

3

2

C1


FEED BACK CONTROL

IC5801

0.1

C5

81

8

-13V

DCDET

0.1C5815

0.1C5812

DC_18V

0R

58

03

47

KR

58

04

0.1

C5

81

0

2.7

KR

58

02

C58960.1

6

8

9

7

2

1

4

5

3

10

11

CN5802

PCONT

330R5809

1.5

KR

58

11

0.1

C5

82

51

.5K

R5

81

6

8.2

KR

58

12

MAZ80750MLD5806

SYS6V

-30V_SENSE

+30V_SENSE

2.7

KR

58

15

24

KR

58

13

Q5802B1ABCF000176

DC_18V

3 12

B0HBSM000043D5802

-13V

FAN_18V

25

V4

70

C5

81

6

PCONT

DC18V

AM_BP

-13V

DCDET

DC18V

+18V.-12V_GND

+18V.-12V_GND

SYS6V

SYNC

SYS_GND

DC DETECT

PCONT

8.2

KR

58

14

10

0V

0.2

2C

58

17

AM_BP

Q58032SC3940ARA

SWITCHING

AM_BP

R58251K

91

R5

82

09

1R

58

24

91

R5

82

1

MA2J11100L

B1GDCFGA0018QR5802

R584082K

DC DETECT

0.01C5804

0.01C580

K2

K4

0

0

CHANGE

14

3.6. D-AMP Circuit for (SA-AK280GN) With reference to original service manual (section 18.6) on page 101 for Model No. SA-AK280GN-K

ITOSMPS CIRCUIT

(H5801*)

IN SCHEMATIC

DIAGRAM - 10


SA-AK280GN D-AMP CIRCUIT

H D-AMP CIRCUIT


TO

SPEAKERS

A

B

C

D

1 2 3 4 5 6 7 8 9 10 11 12 13 14

8 9 10 11 12 13 14

A

B

D

E

F

H

G

C

0.1

C5

05

11

00

0P

C5

05

21

00

0P

10

00

PC

50

50

C5

05

31

00

0P

2

43

1

G0B9R5K00003

G0B9R5K00004

FL+

FL_+

FR-

FR+

FR_+

FL-

0

C5

02

00

.1

C50080.015

220PC5010

0.1

C5

01

9

R500410

R500510

220PC5012

0.1

C5

51

4

0.1

C5

51

9

0.1

C5

51

5

C5

51

80

.1

5

6

1

3

4

2

8

7

CN5500

10

0V

22

C5

04

0

16

V1

0C

56

01

C5

51

03

5V

47

0C

55

11

35

V4

70

10R5010

C5

52

10

.1C

55

20

0.1

VDDA0

0.1

C5

01

8

C5030220P33P

3 2 1

ZJ5400

3 2 1

ZJ5410

C50040.47

R50025.6K

C50020.47 5.6K

R5000

C5

00

11

00

0P

330PC5006 C5025

0.1C5024

0.1

10R5011

OSC

IN+_FR

VSSA0

C5

01

40

.68

C5

01

50

.68

R5

00

62

2R

50

07

22

R5

03

15

.6K

C5

01

60

.1

R5

03

05

.6K

0.1

C5

01

7

2

43

1

L5000G0A150L00003

C50001000P

5.6

KR

50

03

0.4

7C

50

05

10

00

PC

50

32

R5008100C5007

330P

R5

00

15

.6K

C5

00

30

.47

2

43

1

L5002

L5001

220PC5011

0.1

C5

02

3

0.1

C5

02

1

C50280.1C

50

31

0.2

2

0.4

7

C50090.015

220PC5013

19 21 2322201021 3 7 8 94 5 6 12 1514 17 18161311

C5

02

2

0.1

B1ADCE000012Q5603

R5

60

81

0K

R5

60

42

.7K

2.7KR5611

R5

60

31

0K

R560210K Q5604

B1ABCF000176R560910K

MA

Z8

05

10

ML

D5

50

3 10

C5

55

5

0.1

C5

55

4

R5510470 FAN_DC

FL_+

DC

_D

ET

68KR5020 FR_+

R5019 68KQ5101

B1ABCF000176

6.3

V1

00

C5

13

3

R5

11

06

.8K

1.2

KR

50

23

1.2

KR

50

22

0.1

C5

03

3

B1ABCF000176Q5102


MO

DE

MODE

SG

ND

1

OU

T1

VS

SP

1

PR

OT

VD

DP

1

BO

OT

1

OU

T2

BO

OT

2

VS

SP

2

VS

SD

VS

SA

2

VD

DP

2

ST

AB

I

VS

SA

1

IN1

-

VDD

GND

VSS

VDD

GND

OS

C

IN1

+

FAN DCFAN_DC

FAN GND

VSS

1

3

4

2

VD

DA

1

MUTE F_SW

MOD_DA

IN2

+

MO

DE

SG

ND

2

IN2

-

VD

DA

2

SWITCH

SWITCH

Q5601B1ABCF000176

SWITCH

DC DETECT

DC DETECT

1

B0HCSP000001

B0HCSP000001

B0HCSP000001

B0HCSP000001

D5002

D5004

D5001

D5003

0R5671

FR+

FL+

FL-

FR-

FR+

FL+

FL-

FR-

JK5001

TH5001D4CC11040013

IC5000C1BA00000487C1BA00000492

C5027

DELETE(C5446,C5447,C5448,C5449)

CHANGE

CHANGE

CHANGE ADD(C5027)

R55120

OSC

ADD(R5512)

DELETE(IC5501,C5560,C5561,K5780,R5511)

CHANGE(C5450)

ADD(K5781, K5782) 0.1C5445

K57820

K57810

C54500.10

BTOMAIN CIRCUIT

(CN2341A)

IN SCHEMATIC

DIAGRAM - 3

17

1

E

F

G

H

1 2 3 4 5 6 7

C5

15

6

5

8

9

11

12

10

14

15

13

7

2

1

4

3

17

16

CN5050

IN+_FR

X5500H2A6023A0011

R5514

1M

R5

50

8

R5505100

47

PC

55

58

5

6

4

1

2

3

9

11

13

14

12

10

7 8


(CLOCK GENERATOR)

IC5500

AGND

AGND

REAR R/SUBWOOFER

FRONTL

FRONT R

SIGNAL A_GND

SURROUND L

REAR L/AGND

CENTER

AGND

SURROUND R

MUTE S_C (MODE 1)


MOD_DAMOD_DA

FHOP

ECO/FAN

DC_DETDC_DET

6Y

5A

6A

VCC

4Y

4A

5Y3A

2A

2Y

1A

1Y

3Y

GND

K5251 0

33

00

P

C5

15

33

00

P

R550422

H2A7003A0011

0.01C5550

0.01C5556

100PC5557

100PC5553

390PC5551

390PC5552

X5501

MA2J11100LD5502

MA2J11100LD5501

R55061M

R55071M

C5

55

94

7P

K5

30

20

K50010

K5256 0

ADD(K5256)

15

3.7. SMPS Circuit for (SA-AK280GN) With reference to original service manual (section 18.7) on page 102 for Model No. SA-AK280GN-K

P1

1

2

3

HTOD-AMP CIRCUIT

(CN5500)

IN SCHEMATIC

DIAGRAM - 9

TO SMPS

SECTION (2/2)

6



SA-AK280GN SMPS CIRCUIT2/21/2

A

B

C

D

1 2 3 4 5 6 7 8 9 10 11 12 13 14

8 9 10 11 12 13 14

2

3

1


0R5725

31 2

B0HBSM000043D5801

R5

83

42

.2K

2.2

KR

58

32

+30V_SENSEFAN_18V

10

KR

58

63

DCDET

10

K3

KR

58

62

FAN_18V

C58230.1

-30V_SENSE

10

K

R5

86

4

-30V_SENSE

R580110K

D5809

+30V_SENSE

R5

80

01

2K

R5

86

0

10

K

0.1

C5

83

10

.1C

58

325

6

1

3

4

2

8

7

H5801*

2SA207700LQ5860

Q5862

R5

86

1

Q5861 - Q5862

Q5861

B1ABCF000176

100KR5702

100KR5703

35

V2

20

0C

58

05

B0HFRJ000012D5803

35

V2

20

0C

58

08

22R5720

D5

73

1B

0E

AM

M0

00

05

7

3

21

D5

70

2

B0

ZA

Z0

00

00

52

C5

71

30

.01

3 2 1

ZJ5803

C5700F1BAF1020020

1000P


C5

82

1 0

.01

C5

81

9 0

.01

C5

82

2 0

.01

C5

82

0 0

.01

25

V4

70

C5

82

4

FEED BACK

INVERTER



FEED BACK

B1GBCFLL0037QR5810

330R5807

1KR5730

B0BC6R100010D5725

2.2

KR

58

08 4

3

1

2

B3PBA0000402PC5720

R5

81

73

30

R5

81

03

30

4

3

1

2

B3PBA0000402PC5701

12

0R

57

24

B0EAMM000057D5805

D5

80

4B

0E

AM

M0

00

05

7

11

13

14

12

10

8

6

5

7

9

18

15

16

17

1

4

3

2

T5701

C5

81

33

5V

47

0

R57221K

C5

72

21

00

0P

22

0P

C5

72

1R

57

29

10

K

C57281000P

R5

72

81

00

K

D5724 D5727MA2J11100L MA2J11100L

R5732100

R5726 82

B1ABCF000176Q5722

10KR5721

D5722B0BC019A0007

MA2J11100LD5723

C5720

0.1

B0EAMM000057D5729

MAZ81800MLD5721

D5726B0EAKM000117

SWITCHING

1K

R5

72

3

2SA207700LQ5721

MA2J11100LD5728

2SC3940ARAQ5720

Q5720

Q5722

D

C5737470P

C5

72

60

.1

C573050V1

C5

72

4

D5

73

2B

0B

C0

35

A0

00

7

50

V5

6

R5

73

34

7K

R5

73

10

C5

72

50

.1

C5

72

34

70

P

S

GND

FB

VCC

OLP/SS

OCP/BD

+30V_SENSE

GND

GND

-30V_SENSE

FAN_GND

FAN_18V

-30V_SENSE

+30V_SENSE

4

5

7

6



0.1C58700.1

TH

58

60

D4

CC

11

04

00

13

VIN

VCC

DRAIN

+30V

-30V

+FAN 18V

GND

+18V

AMPGND

-12V

91

R5

82

2

91

R5

82

3

MA2J11100L

R5

84

11

20

K

R57500

0.0

1C

58

01

C5

80

2 0

.01

3

BTOMAIN CIRCUIT

(CN2701*)

IN SCHEMATIC

DIAGRAM - 3

E

F

G

H

1 2 3 4 5 6 7

3

2

1

ZJ5801DCDET

UNR221400LQR5801

D5807C58000.01

0

C5

82

60

.01

0SYNC

K1 0

SYS6V

2.2

KR

58

05

15

KR

58

06

A

R

3

2

C1


FEED BACK CONTROL

IC5801

0.1

C5

81

8

-13V

DCDET

0.1C5815

0.1C5812

DC_18V

0R

58

03

47

KR

58

04

0.1

C5

81

0

2.7

KR

58

02

C58960.1

6

8

9

7

2

1

4

5

3

10

11

CN5802

PCONT

330R5809

1.5

KR

58

11

0.1

C5

82

51

.5K

R5

81

6

8.2

KR

58

12

MAZ80750MLD5806

SYS6V

-30V_SENSE

+30V_SENSE

2.7

KR

58

15

24

KR

58

13

Q5802B1ABCF000176

DC_18V

3 12

B0HBSM000043D5802

-13V

FAN_18V

25

V4

70

C5

81

6

PCONT

DC18V

AM_BP

-13V

DCDET

DC18V

+18V.-12V_GND

+18V.-12V_GND

SYS6V

SYNC

SYS_GND

DC DETECT

PCONT

8.2

KR

58

14

10

0V

0.2

2C

58

17

AM_BP

Q58032SC3940ARA

SWITCHING

AM_BP

R58251K

91

R5

82

09

1R

58

24

91

R5

82

1

MA2J11100L

B1GDCFGA0018QR5802

R584082K

DC DETECT

0.01C5804

0.01C580

K2

K4

0

0

CHANGE

16

3.8. D-AMP Circuit for (SA-AK280PH/PN) With reference to original service manual (section 18.6) on page 103 for Model No. SA-AK280PH/PN-K

ITOSMPS CIRCUIT

(H5801*)

IN SCHEMATIC

DIAGRAM - 10


SA-AK280PH/PN D-AMP CIRCUIT

H D-AMP CIRCUIT


TO

SPEAKERS

A

B

C

D

1 2 3 4 5 6 7 8 9 10 11 12 13 14

8 9 10 11 12 13 14

A

B

D

E

F

H

G

C

CHANGE(C5450)

ADD(K5781, K5782) 0.1C5445

K57820

K57810

C54500.10

C5

05

11

00

0P

C5

05

21

00

0P

10

00

PC

50

50

C5

05

31

00

0P

2

43

1

G0B9R5K00003

G0B9R5K00004

FL+

FL_+

FR-

FR+

FR_+

FL-

0

C5

02

00

.1

C50080.015

220PC5010

0.1

C5

01

9

R500410

R500510

220PC5012

0.1

C5

51

4

0.1

C5

51

9

0.1

C5

51

5

C5

51

80

.1

5

6

1

3

4

2

8

7

CN5500

10

0V

22

C5

04

0

16

V1

0C

56

01

C5

51

03

5V

47

0C

55

11

35

V4

70

10R5010

C5

52

10

.1C

55

20

0.1

VDDA0

0.1

C5

01

8

C5030220P33P

3 2 1

ZJ5410

3 2 1

ZJ5400

C50040.47

R50025.6K

C50020.47 5.6K

R5000

C5

00

11

00

0P

330PC5006 C5025

0.1C5024

0.1

10R5011

OSC

IN+_FR

VSSA0

C5

01

40

.68

C5

01

50

.68

R5

00

62

2R

50

07

22

R5

03

15

.6K

C5

01

60

.1

R5

03

05

.6K

0.1

C5

01

7

2

43

1

L5000G0A150L00003

C50001000P

5.6

KR

50

03

0.4

7C

50

05

10

00

PC

50

32

R5008100C5007

330P

R5

00

15

.6K

C5

00

30

.47

2

43

1

L5002

L5001

220PC5011

0.1

C5

02

3

0.1

C5

02

1

C50280.1C

50

31

0.2

2

0.4

7

C50090.015

220PC5013

19 21 2322201021 3 7 8 94 5 6 12 1514 17 18161311

C5

02

2

0.1

B1ADCE000012Q5603

R5

60

81

0K

R5

60

42

.7K

2.7KR5611

R5

60

31

0K

R560210K Q5604

B1ABCF000176R560910K

MA

Z8

05

10

ML

D5

50

3 10

C5

55

5

0.1

C5

55

4

R5510470 FAN_DC

R55120

FL_+

DC

_D

ET

68KR5020 FR_+

R5019 68KQ5101

B1ABCF000176

6.3

V1

00

C5

13

3

R5

11

06

.8K

1.2

KR

50

23

1.2

KR

50

22

0.1

C5

03

3

B1ABCF000176Q5102


MO

DE

MODE

SG

ND

1

OU

T1

VS

SP

1

PR

OT

VD

DP

1

BO

OT

1

OU

T2

BO

OT

2

VS

SP

2

VS

SD

VS

SA

2

VD

DP

2

ST

AB

I

VS

SA

1

IN1

-

VDD

GND

VSS

VDD

GND

OS

C

IN1

+

FAN DCFAN_DC

FAN GND

VSS

1

3

4

2

VD

DA

1

MUTE F_SW

MOD_DA

IN2

+

MO

DE

SG

ND

2

IN2

-

VD

DA

2

SWITCH

SWITCH

Q5601B1ABCF000176

SWITCH

DC DETECT

DC DETECT

IC5000C1BA00000487C1BA00000492

1

B0HCSP000001

B0HCSP000001

B0HCSP000001

B0HCSP000001

D5002

D5004

D5001

D5003

0R5671

FR+

FL+

FL-

FR-

FR+

FL+

FL-

FR-

JK5001

TH5001D4CC11040013

OSC

C50270.1

ADD(C5027)

CHANGE

CHANGE CHANGE

DELETE(IC5501,C5560,C5561,K5780,R5511)

DELETE(C5446,C5447,C5448,C5449)

ADD(R5512)

BTOMAIN CIRCUIT

(CN2341A)

IN SCHEMATIC

DIAGRAM - 3

17

1

E

F

G

H

1 2 3 4 5 6 7

C5

15

6

5

8

9

11

12

10

14

15

13

7

2

1

4

3

17

16

CN5050

IN+_FR

X5500H2A6023A0011

R5514

1M

R5

50

8

R5505100

47

PC

55

58

5

6

4

1

2

3

9

11

13

14

12

10

7 8


(CLOCK GENERATOR)

IC5500

AGND

AGND

REAR R/SUBWOOFER

FRONTL

FRONT R

SIGNAL A_GND

SURROUND L

REAR L/AGND

CENTER

AGND

SURROUND R

MUTE S_C (MODE 1)


MOD_DAMOD_DA

FHOP

ECO/FAN

DC_DETDC_DET

6Y

5A

6A

VCC

4Y

4A

5Y3A

2A

2Y

1A

1Y

3Y

GND

K5251 0

33

00

P

C5

15

33

00

P

R550422

H2A7003A0011

0.01C5550

0.01C5556

100PC5557

100PC5553

390PC5551

390PC5552

X5501

MA2J11100LD5502

MA2J11100LD5501

R55061M

R55071M

C5

55

94

7P

K5

30

20

K50010

K5256 0

ADD(K5256)

17

3.9. D-AMP Circuit for (SA-AK280PR) With reference to original service manual (section 18.6) on page 103 for Model No. SA-AK280PR-K

ITOSMPS CIRCUIT

(H5801*)

IN SCHEMATIC

DIAGRAM - 10


SA-AK280PR D-AMP CIRCUIT

H D-AMP CIRCUIT


TO

SPEAKERS

A

B

C

D

1 2 3 4 5 6 7 8 9 10 11 12 13 14

8 9 10 11 12 13 14

A

B

D

E

F

H

G

C

R55120

OSC

C5

05

11

00

0P

C5

05

21

00

0P

10

00

PC

50

50

C5

05

31

00

0P

2

43

1

G0B9R5K00003

G0B9R5K00004

FL+

FL_+

FR-

FR+

FR_+

FL-

0

C5

02

00

.1

C50080.015

220PC5010

0.1

C5

01

9

R500410

R500510

220PC5012

0.1

C5

51

4

0.1

C5

51

9

0.1

C5

51

5

C5

51

80

.1

5

6

1

3

4

2

8

7

CN5500

10

0V

22

C5

04

0

16

V1

0C

56

01

C5

51

03

5V

47

0C

55

11

35

V4

70

10R5010

C5

52

10

.1C

55

20

0.1

VDDA0

0.1

C5

01

8

C5030220P33P

3 2 1

ZJ5410

3 2 1

ZJ5400

C50040.47

R50025.6K

C50020.47 5.6K

R5000

C5

00

11

00

0P

330PC5006 C5025

0.1C5024

0.1

10R5011

OSC

IN+_FR

VSSA0

C5

01

40

.68

C5

01

50

.68

R5

00

62

2R

50

07

22

R5

03

15

.6K

C5

01

60

.1

R5

03

05

.6K

0.1

C5

01

7

2

43

1

L5000G0A150L00003

C50001000P

5.6

KR

50

03

0.4

7C

50

05

10

00

PC

50

32

R5008100C5007

330P

R5

00

15

.6K

C5

00

30

.47

2

43

1

L5002

L5001

220PC5011

0.1

C5

02

3

0.1

C5

02

1

C50280.1C

50

31

0.2

2

0.4

7

C50090.015

220PC5013

19 21 2322201021 3 7 8 94 5 6 12 1514 17 18161311

C5

02

2

0.1

B1ADCE000012Q5603

R5

60

81

0K

R5

60

42

.7K

2.7KR5611

R5

60

31

0K

R560210K Q5604

B1ABCF000176R560910K

MA

Z8

05

10

ML

D5

50

3 10

C5

55

5

0.1

C5

55

4

1M

R5510470 FAN_DC

FL_+

DC

_D

ET

68KR5020 FR_+

R5019 68KQ5101

B1ABCF000176

6.3

V1

00

C5

13

3

R5

11

06

.8K

1.2

KR

50

23

1.2

KR

50

22

0.1

C5

03

3

B1ABCF000176Q5102


MO

DE

MODE

SG

ND

1

OU

T1

VS

SP

1

PR

OT

VD

DP

1

BO

OT

1

OU

T2

BO

OT

2

VS

SP

2

VS

SD

VS

SA

2

VD

DP

2

ST

AB

I

VS

SA

1

IN1

-

VDD

GND

VSS

VDD

GND

OS

C

IN1

+

FAN DCFAN_DC

FAN GND

VSS

1

3

4

2

VD

DA

1

MUTE F_SW

MOD_DA

IN2

+

MO

DE

SG

ND

2

IN2

-

VD

DA

2

SWITCH

SWITCH

Q5601B1ABCF000176

SWITCH

DC DETECT

DC DETECT

IC5000C1BA00000487C1BA00000492

1

B0HCSP000001

B0HCSP000001

B0HCSP000001

B0HCSP000001

D5002

D5004

D5001

D5003

0R5671

FR+

FL+

FL-

FR-

FR+

FL+

FL-

FR-

JK5001

TH5001D4CC11040013

C50270.1

CHANGE(C5450)

ADD(K5781, K5782) 0.1C5445

K57820

K57810

C54500.10

ADD(R5512)

DELETE(IC5501,C5560,C5561,K5780,R5511)

ADD(C5027)

CHANGECHANGE

DELETE(C5446,C5447,C5448,C5449)

CHANGE

BTOMAIN CIRCUIT

(CN2341A)

IN SCHEMATIC

DIAGRAM - 3

17

1

E

F

G

H

1 2 3 4 5 6 7

K5256 0

C5

15

6

5

8

9

11

12

10

14

15

13

7

2

1

4

3

17

16

CN5050

IN+_FR

X5500H2A6023A0011

R5514

R5

50

8R5505

100

47

PC

55

58

5

6

4

1

2

3

9

11

13

14

12

10

7 8


(CLOCK GENERATOR)

IC5500

AGND

AGND

REAR R/SUBWOOFER

FRONTL

FRONT R

SIGNAL A_GND

SURROUND L

REAR L/AGND

CENTER

AGND

SURROUND R

MUTE S_C (MODE 1)


MOD_DAMOD_DA

FHOP

ECO/FAN

DC_DETDC_DET

6Y

5A

6A

VCC

4Y

4A

5Y3A

2A

2Y

1A

1Y

3Y

GND

K5251 0

33

00

P

C5

15

33

00

P

R550422

H2A7003A0011

0.01C5550

0.01C5556

100PC5557

100PC5553

390PC5551

390PC5552

X5501

MA2J11100LD5502

MA2J11100LD5501

R55061M

R55071M

C5

55

94

7P

K5

30

20

K50010

ADD(K5256)

18

4 Printed Circuit Board4.1. D-Amp P.C.B. for (SA-AK180PN/PU) With reference to original service manual (section 17.5) on page 88 for Model No. SA-AK180PN/PU-K.

17 8 9

F

G

H

10 1 12 13

F D-AMP P.C.B. (REPX0727F)

SA-AK180PN/PU

D-AMP P.C.B.

0608B-10608B-1

SPEAKERS

C5000

C5001

C5

00

2

C5

00

3

C5

00

4

C5

00

5

C5006

C5007 C5

00

8

C5

00

9

C5

01

0

C5

01

1

C5

01

2

C5

01

3

7C5018 C5019

5020

C50215

02

2

C5023

C5024C5025C5028

C5030

C5031

C5

03

2

C5

03

3

C5050

C5

05

1

C5

05

2

C5053

HEATSINK

C5550

C5

55

1

C5

552

C5553

C5

55

4

C5

55

6

C5557

C5558

C5559

D5501

D5

502

D5503

IC5500

K5

00

1

R5

00

0R5

00

1

R5

00

2R5

00

3 R5004R5005

R5

00

8

R5

01

0

01

1

R5019

R5020

R5022

R5023R5504

R5506R5507

R5

50

8

W5032

C5

55

5

W50

71

W5780

W500

7

W5036

W5

78

2 W5

78

3

W5

78

1 W5

78

4

C5

04

0

C5

601

IC5000

JK5001

L5001

L5002

X5500X5501

W5039W5064

W5050

W5038

W5003

W50

63

W5045

W5

046

W5044

W5

047

W5

04

9 W5048

W5

03

5

W5033 W500

6

W503

7

W5009

W5010

W5011

W5008 W

50

02

W5001

W5004

W50

70

L5000

K5

00

5

W50

76

W50

77

TH

5001

R5514

W5012

R5505

R5

512

C5027

K5

03

4

PbF

23

2

5

10

15

20

1

4-FL-

3-FL+

2-FR-

1-FR+

43

21

43

21

13

17

8 14

1 2 3 4 5 6

A

B

C

D

E

C5

01

6

C5

01

C C

C5514

C5

51

5

C5

51

8

C5

51

9

C5

520

C5521

Q5101

Q5102

Q5601

Q5603

Q5604

R5006

R5007

R5

R5030R5031

R5

11

0

R5602

R5603

R5604

R5

608

R5

60

9

R5611

W5059

C5

15

1

C5

15

0

C5

44

5

D5

00

2

D5004D5001

D5

00

3

K5302

W5785

C5014

C5

01

5

C5133

C5510

C5

51

1

J5501

CN5050

CN5500

K5013

R5

51

0

ZJ5400 ZJ5410

W5067

W5066

W5068

W5061

W50

60

W5043W

5051

W505

2

W5

05

5

W5023

W5019

W5053

W505

6

W5021

W5054

W5024

W5022

W5020

W5026

W504

2

W5058

W5015

W50

69

W5028

W5025

W5029

W5030

W5031

W5014

W5016

W5017

W5027

W5018

W5075

K5

55

5 W5041

W5034

K5

25

1

C5

45

0

K50

62

J5500

R5671

K5256

K5011

K5781

K5782

ADD(K5781, K5782)

B

C

E

B

C

E

B

C

E

B

C

E B

C

E

2

1

4

3

6

5

8

7

10

9

12

11

14

1315

16

17

1

2

3

4

5

6

7

8

31 2 321

24

19

4.2. D-Amp P.C.B. for (SA-AK280EB/EG/EP) With reference to original service manual (section 19.5) on page 109 for Model No. SA-AK280EB/EG/EP-K.

17 8 9

E

F

G

H

10 1 12 13

H D-AMP P.C.B. (REPX0742A)

SA-AK280EB/EG/EP

D-AMP P.C.B.

0608B-10608B-1

SPEAKERS

C5000

C5001

C5

00

2

C5

00

3

C5

00

4

C5

00

5

C5006

C5007 C5

00

8

C5

00

9

C5

01

0

C5

01

1

C5

012

C5

01

3

C5

01

7

C5018 C5019

C5

020

C5021

C5

02

2

C5023

C5024C5025C5028

C5030

C5031C

50

32

C5

03

3

C5050

C5

05

1

C5

05

2

C5053

HEATSINK

C5521

C5550

C5

55

1

C5

552

C5553

C5

55

4

C5

556

C5557

C5558

C5559

D5501

D5

50

2

D5503

IC5500

K5

00

1

R5

00

0R5

00

1

R5

00

2R5

00

3 R5004R5005

R5007

R5

00

8

R5

01

0

R5

01

1

R5019

R5020

R5022

R5023R5504

R5506R5507

R5

50

8

W5032

C5

55

5

W50

71

W5780

W5

007

W5036

W5

782 W

57

83

W5

78

1 W5

784

C5

04

0

C5510

C5

60

1

IC5000

JK5001

1 L5001

L5002

X5500X5501

W5039

W5055

W5064

53 505

6

W5050

54

W5038

W5003

W5013

W50

63

W5045

W5

046

W5044

W504

7

W5049 W5048

W5035

W5033 W500

6

W5

037

W5009

W5010

W5

01

1

W5

00

8 W500

2

W5001

W5004

15

028

025

27

W50

70

L5000

K5

00

5

W50

76

W50

77

TH

5001

R5514

671K

50

34

W5012

W5005

R5505

R5

51

2

C5027

PbF

23

2

5

10

15

20

1

4-FL-

3-FL+

2-FR-

1-FR+

43

21

43

21

1

24

3

17

8 14

DELETE(C5449)

ADD(C5027)

DELETE(C5448)

ADD(R5512)

DELETE(IC5501, C5560,

C5561, R5511)DELETE

(C5447)

CHANGE TO

(REPX0727F)DELETE

(K5780)

DELETE(C5446)

1 2 3 4 5 6

A

B

C

D

C5

01

6

C5514

C5

51

5

C5

51

8

C5

51

9

C5

52

0

Q5101

Q5102

Q5601

Q5603

Q5604

R5006

R5030R5031

R5

11

0

R5602

R5603

R5604

R5

60

8

R5

60

9

R5611

W5

05

9

C5

15

1

C5

15

0

C5

44

5

D5

00

2

D5004D5001

D5

00

3

K5302

W5785

C5014

C5

01

5

C5133

C5

51

1

J5501

CN5050

CN5500

K501

K5013

R5

51

0

ZJ5400 ZJ5410

W5067

W5066

W5068

W5061

W50

60

W5043W

5051

W505

2 W5023

W5019

W50 W

W5021

W50

W5024

W5022

W5020

W5026

W504

2

W5058

W50

W50

69

W5

W5

W5029

W5030

W5031

W5014

W5016

W5017

W50

W5018

W5075

K5

55

5 W5041

W5034

K5

25

1

C5

45

0

K50

62

J5500

R5K5781

K5782

K5256

B

C

E

B

C

E

B

C

E

B

C

E B

C

E

2

1

4

3

6

5

8

7

10

9

12

11

14

1315

16

17

1

2

3

4

5

6

7

8

31 2 321

ADD(K5256)

ADD(K5781, K5782)

20

4.3. D-Amp P.C.B. for (SA-AK280EE) With reference to original service manual (section 19.5) on page 109 for Model No. SA-AK280EE-K.

17 8 9

E

F

G

H

10 1 12 13


SA-AK280EE

D-AMP P.C.B.

0608B-10608B-1

SPEAKERS

C5000

C5001

C5

00

2

C5

00

3

C5

00

4

C5

00

5

C5006

C5007 C5

00

8

C5

00

9

C5

01

0

C5

01

1

C5

012

C5

01

3

C5

01

7

C5018 C5019

C5

020

C5021

C5

02

2

C5023

C5024C5025C5028

C5030

C5031

C5

03

2

C5

03

3

C5050

C5

05

1

C5

05

2

C5053

HEATSINK

C5521

C5550

C5

55

1

C5

552

C5553

C5

55

4

C5

556

C5557

C5558

C5559

D5501

D5

50

2

D5503

IC5500

K5

00

1

R5

00

0R5

00

1

R5

00

2R5

00

3 R5004R5005

R5007

R5

00

8

R5

01

0

R5

01

1

R5019

R5020

R5022

R5023R5504

R5506R5507

R5

50

8

W5032

C5

55

5

W50

71

W5780

W5

007

W5036

W5

782 W

57

83

W5

78

1 W5

784

C5

04

0

C5510

C5

60

1

IC5000

JK5001

L5001

L5002

X5500X5501

W5039

W5055

W5064

53 505

6

W5050

54

W5038

W5003

W5013

W50

63

W5045

W5

046

W5044W

504

7

W5049 W5048

W5035

W5033 W500

6

W5

037

W5009

W5010

W5

01

1

W5

00

8 W500

2

W5001

W5004

W50

70

L5000

K5

00

5

W50

76

W50

77

TH

5001

R5514

K5

03

4

W5012

W5005

R5505

R5

51

2

C5027

PbF

23

2

5

10

15

20

1

4-FL-

3-FL+

2-FR-

1-FR+

43

21

43

21

1

24

3

17

8 14

DELETE(C5449)

ADD(C5027)

DELETE(C5448)

ADD(R5512)


C5561, R5511)DELETE

(C5447)

CHANGE TO

(REPX0727F)DELETE

(K5780)

DELETE(C5446)

1 2 3 4 5 6

A

B

C

D

C5

01

6

C5514

C5

51

5

C5

51

8

C5

51

9

C5

52

0

Q5101

Q5102

Q5601

Q5603

Q5604

R5006

R5030R5031

R5

11

0

R5602

R5603

R5604

R5

60

8

R5

60

9

R5611

W5

05

9

C5

15

1

C5

15

0

C5

44

5

D5

00

2

D5004D5001

D5

00

3

K5302

W5785

C5014

C5

01

5

C5133

C5

51

1

J5501

CN5050

CN5500

K5011

K5013

R5

51

0

ZJ5400 ZJ5410

W5067

W5066

W5068

W5061

W50

60

W5043W

5051

W505

2 W5023

W5019

W50 W

W5021

W50

W5024

W5022

W5020

W5026

W504

2

W5058

W5015

W50

69

W5028

W5025

W5029

W5030

W5031

W5014

W5016

W5017

W5027

W5018

W5075

K5

55

5 W5041

W5034

K5

25

1

C5

45

0

K50

62

J5500

R5671K5781

K5782

K5256

B

C

E

B

C

E

B

C

E

B

C

E B

C

E

2

1

4

3

6

5

8

7

10

9

12

11

14

1315

16

17

1

2

3

4

5

6

7

8

31 2 321

ADD(K5256)

ADD(K5781, K5782)

21

4.4. D-Amp P.C.B. for (SA-AK280GN) With reference to original service manual (section 19.5) on page 109 for Model No. SA-AK280GN-K.

17 8 9

E

F

G

H

10 1 12 13


SA-AK280GN

D-AMP P.C.B.

0608B-10608B-1

SPEAKERS

C5000

C5001

C5

00

2

C5

00

3

C5

00

4

C5

00

5

C5006

C5007 C5

00

8

C5

00

9

C5

01

0

C5

01

1

C5

012

C5

01

3

C5

01

7

C5018 C5019

C5

020

C5021

C5

02

2

C5023

C5024C5025C5028

C5030

C5031C

50

32

C5

03

3

C5050

C5

05

1

C5

05

2

C5053

HEATSINK

C5521

C5550

C5

55

1

C5

552

C5553

C5

55

4

C5

556

C5557

C5558

C5559

D5501

D5

50

2

D5503

IC5500

K5

00

1

R5

00

0R5

00

1

R5

00

2R5

00

3 R5004R5005

R5007

R5

00

8

R5

01

0

R5

01

1

R5019

R5020

R5022

R5023R5504

R5506R5507

R5

50

8

W5032

C5

55

5

W50

71

W5780

W5

007

W5036

W5

782 W

57

83

W5

78

1 W5

784

C5

04

0

C5510

C5

60

1

IC5000

JK5001

1 L5001

L5002

X5500X5501

W5039

W5055

W5064

53 505

6

W5050

54

W5038

W5003

W5013

W50

63

W5045

W5

046

W5044

W504

7

W5049 W5048

W5035

W5033 W500

6

W5

037

W5009

W5010

W5

01

1

W5

00

8 W500

2

W5001

W5004

15

028

025

27

W50

70

L5000

K5

00

5

W50

76

W50

77

TH

5001

R5514

671K

50

34

W5012

W5005

R5505

R5

51

2

C5027

PbF

23

2

5

10

15

20

1

4-FL-

3-FL+

2-FR-

1-FR+

43

21

43

21

1

24

3

17

8 14

DELETE(C5449)

ADD(C5027)

DELETE(C5448)

ADD(R5512)


C5561, R5511)DELETE

(C5447)

CHANGE TO

(REPX0727F)DELETE

(K5780)

DELETE(C5446)

1 2 3 4 5 6

A

B

C

D

C5

01

6

C5514

C5

51

5

C5

51

8

C5

51

9

C5

52

0

Q5101

Q5102

Q5601

Q5603

Q5604

R5006

R5030R5031

R5

11

0

R5602

R5603

R5604

R5

60

8

R5

60

9

R5611

W5

05

9

C5

15

1

C5

15

0

C5

44

5

D5

00

2

D5004D5001

D5

00

3

K5302

W5785

C5014

C5

01

5

C5133

C5

51

1

J5501

CN5050

CN5500

K501

K5013

R5

51

0

ZJ5400 ZJ5410

W5067

W5066

W5068

W5061

W50

60

W5043W

5051

W505

2 W5023

W5019

W50 W

W5021

W50

W5024

W5022

W5020

W5026

W504

2

W5058

W50

W50

69

W5

W5

W5029

W5030

W5031

W5014

W5016

W5017

W50

W5018

W5075

K5

55

5 W5041

W5034

K5

25

1

C5

45

0

K50

62

J5500

R5K5781

K5782

K5256

B

C

E

B

C

E

B

C

E

B

C

E B

C

E

2

1

4

3

6

5

8

7

10

9

12

11

14

1315

16

17

1

2

3

4

5

6

7

8

31 2 321

ADD(K5256)

ADD(K5781, K5782)

22

4.5. D-Amp P.C.B. for (SA-AK280PH/PN) With reference to original service manual (section 19.5) on page 111 for Model No. SA-AK280PH/PN-K.

17 8 9

E

F

G

H

10 1 12 13


SA-AK280PH/PN

D-AMP P.C.B.

0608B-10608B-1

SPEAKERS

C5000

C5001

C5

00

2

C5

00

3

C5

00

4

C5

00

5

C5006

C5007 C5

00

8

C5

00

9

C5

01

0

C5

01

1

C5

012

C5

01

3

C5

01

7

C5018 C5019

C5

020

C5021

C5

02

2

C5023

C5024C5025C5028

C5030

C5031

C5

03

2

C5

03

3

C5050

C5

05

1

C5

05

2

C5053

HEATSINK

C5521

C5550

C5

55

1

C5

552

C5553

C5

55

4

C5

556

C5557

C5558

C5559

D5501

D5

50

2

D5503

IC5500

K5

00

1

R5

00

0R5

00

1

R5

00

2R5

00

3 R5004R5005

R5007

R5

00

8

R5

01

0

R5

01

1

R5019

R5020

R5022

R5023R5504

R5506R5507

R5

50

8

W5032

C5

55

5

W50

71

W5

007

W5036

W5

782 W

57

83

W5

78

1 W5

784

C5

04

0

C5510

C5

60

1

IC5000

JK5001

L5001

L5002

X5500X5501

W5039

W5055

W5064

53 505

6

W5050

54

W5038

W5003

W5013

W50

63

W5045

W5

046

W5044W

504

7

W5049 W5048

W5035

W5033 W500

6

W5

037

W5009

W5010

W5

01

1

W5

00

8 W500

2

W5001

W5004

W50

70

L5000

K5

00

5

W50

76

W50

77

TH

5001

R5514

K5

03

4

W5012

W5005

R5505

R5

51

2

C5027

W5780

PbF

23

2

5

10

15

20

1

4-FL-

3-FL+

2-FR-

1-FR+

43

21

43

21

1

24

3

17

8 14

DELETE(C5449)

ADD(C5027)

DELETE(C5448)

ADD(R5512)


C5561, R5511)DELETE

(C5447)

DELETE(C5446)

CHANGE TO

(REPX0727F)DELETE

(K5780)

1 2 3 4 5 6

A

B

C

D

C5

01

6

C5514

C5

51

5

C5

51

8

C5

51

9

C5

52

0

Q5101

Q5102

Q5601

Q5603

Q5604

R5006

R5030R5031

R5

11

0

R5602

R5603

R5604

R5

60

8

R5

60

9

R5611

W5

05

9

C5

15

1

C5

15

0

C5

44

5

D5

00

2

D5004D5001

D5

00

3

K5302

W5785

C5014

C5

01

5

C5133

C5

51

1

J5501

CN5050

CN5500

K5011

K5013

R5

51

0

ZJ5400 ZJ5410

W5067

W5066

W5068

W5061

W50

60

W5043W

5051

W505

2 W5023

W5019

W50 W

W5021

W50

W5024

W5022

W5020

W5026

W504

2

W5058

W5015

W50

69

W5028

W5025

W5029

W5030

W5031

W5014

W5016

W5017

W5027

W5018

W5075

K5

55

5 W5041

W5034

K5

25

1

C5

45

0

K50

62

J5500

R5671K5781

K5782

K5256

B

C

E

B

C

E

B

C

E

B

C

E B

C

E

2

1

4

3

6

5

8

7

10

9

12

11

14

1315

16

17

1

2

3

4

5

6

7

8

31 2 321

ADD(K5256)

ADD(K5781, K5782)

23

4.6. D-Amp P.C.B. for (SA-AK280PR) With reference to original service manual (section 19.5) on page 111 for Model No. SA-AK280PR-K.

17 8 9

E

F

G

H

10 1 12 13


SA-AK280PR

D-AMP P.C.B.

0608B-10608B-1

SPEAKERS

C5000

C5001

C5

00

2

C5

00

3

C5

00

4

C5

00

5

C5006

C5007 C5

00

8

C5

00

9

C5

01

0

C5

01

1

C5

012

C5

01

3

C5

01

7

C5018 C5019

C5

020

C5021

C5

02

2

C5023

C5024C5025C5028

C5030

C5031C

50

32

C5

03

3

C5050

C5

05

1

C5

05

2

C5053

HEATSINK

C5521

C5550

C5

55

1

C5

552

C5553

C5

55

4

C5

556

C5557

C5558

C5559

D5501

D5

50

2

D5503

IC5500

K5

00

1

R5

00

0R5

00

1

R5

00

2R5

00

3 R5004R5005

R5007

R5

00

8

R5

01

0

R5

01

1

R5019

R5020

R5022

R5023R5504

R5506R5507

R5

50

8

W5032

C5

55

5

W50

71

W5

007

W5036

W5

782 W

57

83

W5

78

1 W5

784

C5

04

0

C5510

C5

60

1

IC5000

JK5001

1 L5001

L5002

X5500X5501

W5039

W5055

W5064

53 505

6

W5050

54

W5038

W5003

W5013

W50

63

W5045

W5

046

W5044

W504

7

W5049 W5048

W5035

W5033 W500

6

W5

037

W5009

W5010

W5

01

1

W5

00

8 W500

2

W5001

W5004

15

028

025

27

W50

70

L5000

K5

00

5

W50

76

W50

77

TH

5001

R5514

671K

50

34

W5012

W5005

R5505

W5780

R5

51

2

C5027

PbF

23

2

5

10

15

20

1

4-FL-

3-FL+

2-FR-

1-FR+

43

21

43

21

1

24

3

17

8 14

DELETE(C5449)

ADD(C5027)

DELETE(C5448)

DELETE(K5780)

ADD(R5512)


C5561, R5511)DELETE

(C5447)

DELETE(C5446)

CHANGE TO

(REPX0727F)

1 2 3 4 5 6

A

B

C

D

C5

01

6

C5514

C5

51

5

C5

51

8

C5

51

9

C5

52

0

Q5101

Q5102

Q5601

Q5603

Q5604

R5006

R5030R5031

R5

11

0

R5602

R5603

R5604

R5

60

8

R5

60

9

R5611

W5

05

9

C5

15

1

C5

15

0

C5

44

5

D5

00

2

D5004D5001

D5

00

3

K5302

W5785

C5014

C5

01

5

C5133

C5

51

1

J5501

CN5050

CN5500

K501

K5013

R5

51

0

ZJ5400 ZJ5410

W5067

W5066

W5068

W5061

W50

60

W5043W

5051

W505

2 W5023

W5019

W50 W

W5021

W50

W5024

W5022

W5020

W5026

W504

2

W5058

W50

W50

69

W5

W5

W5029

W5030

W5031

W5014

W5016

W5017

W50

W5018

W5075

K5

55

5 W5041

W5034

K5

25

1

C5

45

0

K50

62

J5500

R5K5781

K5782

K5256

B

C

E

B

C

E

B

C

E

B

C

E B

C

E

2

1

4

3

6

5

8

7

10

9

12

11

14

1315

16

17

1

2

3

4

5

6

7

8

31 2 321

ADD(K5256)

ADD(K5781, K5782)

5 Replacement Parts List

Please revise the original parts list in the Service Manual to conform to the change(s) shown herein.If new part numbers are shown, be sure to use them when ordering parts.Please file and use this manual together with the original service manual.

5.1. Electrical Replacement Parts List

T.I No.ECO010754 (For Factory Reference only).T.I No.ECO010714 (For Factory Reference only).

Model No. Ref. No. Original Part No. New Part No. Notes Original Part Name & Descriptions

New Part Name & Descriptions

Remarks

SA-AK180PN/PU-K C5450 F1H1H104A013 D0GBR00JA008 1/C 0.1uF 50V 0 1/16W CHANGEK5781 - D0GBR00JA008 1/C - 0 1/16W ADDK5782 - D0GBR00JA008 1/C - 0 1/16W ADD

SA-AK280EB/EE/EG/EP/GN/PH/PN/PR-K

C5030 F1H1H221A792 F1H1H330A230 1/C 220pF 50V 33pF 50V CHANGEC5031 F1H1C224A068 ECJ1VB1C474K 1/C 0.22uF 16V 0.47uF 16V CHANGEC5450 F1H1H104A013 D0GBR00JA008 1/C 0.1uF 50V 0 1/16W CHANGEIC5000 C1BA00000487 C1BA00000492 1/C IC IC CHANGEPCB4 REPX0742A REPX0727F 1/C D-AMP P.C.B D-AMP P.C.B CHANGEC5027 - F1H1H104A013 1/C - 0.1uF 50V ADDK5256 - D0GBR00JA008 1/C - 0 1/16W ADDK5781 - D0GBR00JA008 1/C - 0 1/16W ADDK5782 - D0GBR00JA008 1/C - 0 1/16W ADDR5512 - D0GBR00JA008 1/C - 0 1/16W ADDC5446 F1H1H104A013 - 1/C 0.1uF 50V - DELETEC5447 F1H1H104A013 - 1/C 0.1uF 50V - DELETEC5448 F1H1H104A013 - 1/C 0.1uF 50V - DELETEC5449 F1H1H104A013 - 1/C 0.1uF 50V - DELETEC5560 F1H1H104A013 - 1/C 0.1uF 50V - DELETEC5561 F1H1H101A230 - 1/C 100pF 50V - DELETEIC5501 C0JBAF000716 - 1/C IC - DELETEK5780 D0GBR00JA008 - 1/C 0 1/16W - DELETER5511 D0GB220JA008 - 1/C 0 1/16W - DELETE

SA-AK280EB/EE/EG/EP/GN-K

C5800 F1J2E1030004 ERJ6GEY0R00V 1/C 0.01uF 250V 0 1/8W CHANGEC5826 F1J2E1030004 ERJ6GEY0R00V 1/C 0.01uF 250V 0 1/8W CHANGE

24

T.I No.ECO010765 (For Factory Reference only).FLE0909

25

Documents

Panasonic Sa-Ak180 Ak280 Sch [ET]