PANASONIC SA-PM148GC Schematics

TO
MAIN CIRCUIT
(CN301) ON
SCHEMATIC
DIAGRAM - 9

TO
MAIN CIRCUIT
(CN302) ON
SCHEMATIC
DIAGRAM - 9

SCHEMATIC DIAGRAM - 14

POWER CIRCUIT

+15V

1

C733

CP501

CP502

2
3
4
5
6
7
8

9
10
11
12
13

1

2

3

4

5

6

7

8

9
10
11
12
13

TGND
R_IN
L_IN
+9V
SGND
DGND
SW5V
10V
FAN1
FAN2

7.5V
PGND

-9V
+5V
CD7.5V
CD3.3V
/CD
MUTEA
MUTEH
DCDET
HP_SW
HP_L
HP_GND

HP_R

R790

16V10

5.6K

R791

C734

5.6K

16V10

D700 - 704

B0AACK000004

D526, 527

B0AACK000004

D526

D527

D702

D701

R712

1K

KRA102MTA

MUTING SWITCH

D703

Q704

Q704

REMASTER

SW+5V

D704D700

CD7.5V

DCDET

MUTE_H

+15V

+9V

10V
FAN1
FAN2

7.5V

: -B SIGNAL LINE
: +B SIGNAL LINE

Q720

KTC3199GRTA

AGC

Q712, 713

B1AAGC000007

MUTING SWITCH

R786

1K

R788 100K

Q712

R787

1K

Q713

R789 100K

+9V

C705

10

R713

56K

R726

27K

R778

15K

Q720

R768

4.7K

C736

0.022

C737

0.022

R769

4.7K

Q721

KTC3199GRTA

R764 68KR765 68K

R748

1.5K

C742 50V0.47

C740 100P

C741 50V0.47

C739 100P

R775

15K

R773

1K

C711

16V10

Q721

AGC

Q718

R749

1.5K

Q719

Q718, 719

B1AAGC000006

MUTING SWITCH

: MAIN SIGNAL LINE

1K

C738

364

IC501

DUAL OP-AMP

5

C745
100P

C729

3300P

D708

MA2C16500E

R774
100K

R772

4.7K

R758

2.2K

R720

C746

C748

100P

27P

7 8

C747

27P

R721

82K

R759

R756

22

R757

22

R776

16V10

R766

8.2K

C744 0.01

C0AABB000117

C743 0.01

R767 8.2K

D709

MA2C16500E

R771
100K

C728

R750 3.3K

R754 22

3300P

R751 3.3K

R755 22

B1AACF000063

KTA12710YTA

C700

6.3V100

R700 18

82K

FAN1

FAN2

C726

16V10

12

C710

1000P

C709

1000P

C727

16V10

R753

2.2K

4.7K

Q714 - 717

KTC3199GRTA

MUTING SWITCH

Q700

SWITCH

Q701

SWITCH

R701 56K

C725

3900P

C722

3900P

R733

8.2K

R738

8.2K

R704

56K

R702

100

Q700

D706

R703

10K

D705

D705, 706

B0AACK000004

R728

1K

R725

1K

Q711

R723

1K

Q710

R729

1K

R744

15K

R746

5.6K

C724

3900P

C721

3900P

R742

5.6K

R730
220K

C714

0.012
R732

8.2K

R779

8.2K
C717

0.012

R735
220K

B1AACF000063

Q701

R706

R705 10K

C701 25V33

4.7K

10V

C730

50V3.3

R724
100K

Q710, 711

B1AAGC000006

MUTING SWITCH

R722
100K

C731

50V3.3

R745

6.8K
C723
50V1

Q717
Q716

C720
50V1

R741

R740

6.8K

15K

R731

C712

6.8K

2700P

C713

50V0.33

Q714
Q715

C716

50V0.33

R736

C715

6.8K

2700P

R734

220

R777

220

R707

5.6K

Q702

SWITCH

R747

1.2K

R743

1.2K

R737

680

R739

680

R710

56K

Q702

R708

10K

C703

R709
820K

R711

0.1

820K

IC503

C0CAABE00006

REGULATOR IC

C732

16V220

132

C719

25V100

D803

RL1N4003S-P

C718

25V100

L704

RLL500050T-Y

C708

10V680

L702

G0ZZ00001930

D710

B0JAME000057

IC502

C0DAAHG00007

SWITCHING REGULATOR

2 3 4 5

1

C707

R785 100

R784

K5G102AA0002

L703

RLL500050T-Y

C706

25V100

0.1

Q705

Q705

KRC102MTA

SWITCH

SCHEMATIC DIAGRAM - 15

POWER CIRCUIT

Q703

B1AACF000063

SWITCH

Q703

C704

6.3V220

D707

C702

50V2.2

D707

B0AACK000004

DCDET
MUTE_H
+15V

CD7.5V

SW5V

KTC32030YTA

VOLTAGE REGULATOR

7.5V
+9V
REMASTER

10V

C515 0.01

C503 820P

C501 820P

C500 820P

C502 820P

R533 15K

R532 15K

R540 15K

Q517

D743
1DE3

Q502

KTA1046

STABILIZER

Q508

KTC3199GRTA

VOLTAGE REGULATOR

RL1N4003S-P

RL1N4003S-P

RL1N4003S-P

HI_L_IN

HI_R_IN

13

14

R514 56K

R515 56K

C510 33P

R542 2.2K

R543 2.2K

R541 15K

Q517

C518

0.01

D517

B0BA5R6000016

KTC2026

VOLTAGE REGULATOR

D541

C751

16V10

D540

D539

D525

B0AACK000004

IN_GND

12

C509 33P

R567

150

Q501

LO_L_IN

11 10

R544 4.7K

R537

2.2K

Q502

Q508

R517

330

: -B SIGNAL LINE
: +B SIGNAL LINE

IC500

LO_R_IN

GND

-VccM

LO_R_OUT

ACDET

LO_L_OUT

R550

330

R556

27

R539

3.9K

D524

MTZJ15CTA

R536

2.2

R512

150

R571

3.3K

R524 2.2
R520 2.2
R519 2.2

D520

HI_R_OUT

R554

330

D515

B0BA9R600002

C516
50V10

R568

15

9 8 7 6 5 4 3 2 1

R506 56K

C505 39P

R505 56K

C504 39P

R545 4.7K

VOLTAGE REGULATOR

R534

330

D508

MTZJ15BTA

B1AAGC000006

MUTING SWITCH

Q514

2SD0592ARA

Q519

Q514

C528

0.01

C526

50V33

Q501

C511

0.01

C512

25V100

R573

R572

2.7K

560

C752
16V10

R574

2.7K

Q506

C520

0.01

C521

25V33

Q505

C517

0.01

R526

10K

R518 1.2K

B0BA9R600002

: MAIN SIGNAL LINE

RSN314H41A-P

-Vcc

+Vcc

HI_L_OUT

R562 390K

R561 100K

C536

100K

R551

Q515, 516

KTC3199GRTA

SWITCH (DCDET)

R557

27

R549

2.2

R511

1K

R569

27

Q509

D500

B0EBNL000004

KTA1267GRTA

REGULATOR

KTA1046

CURRENT CONTROL

Q509

KRA110MTA

CURRENT LIMITTING

IC500

POWER AMP

R761 22K

R760 22K

R547 68K

R548 180K

1000P

6.3V220

Q516

C530

Q505

Q506

R770

3.3K
D530

B0AACK000004

C537

R781

47K

0.1

C508 25V3300

R763 5.6K

R762 5.6K

Q519

Q515

R780

47K

R566

10K

R546 22K

R565

12K

C533

0.1

C506 50V2200C507 50V2200

E502

SNE1004-2

SNE1004-2

CN503

HI_R

GND
GND

LO_L

HI_L
GND
GND

LO_R

E501

GND
GND

GND2

SUB+B

TO
MAIN CIRCUIT

1

(WH303) ON

2

SCHEMATIC
DIAGRAM - 5

8
7

TO

6

MAIN CIRCUIT

5

(H303/W303) ON

4

SCHEMATIC

3

DIAGRAM - 9

2
1

CN504

S3

1

TO

S4

2

AC TRANSFORMER

3

CIRCUIT
(CN506) ON

4

SCHEMATIC

5

DIAGRAM - 16

6

H503/
W503