Panasonic SAHT-400-P Service manual

JK404

VCR RO

JK402

CD

JK405

DVD

JK403

TV

JK402

TAPE REC

(OUT)

JK403

TAPE PLAY

(IN)

FROM IC901

IC351,IC352,IC353

C1AA00000647

VIDEO SELECTOR SWITCH

DT SEL

TUNER

MODULE

6dB

AMP

CK SEL

3(26)

2(27)

4(25)

5(24)

6(23)

7(22)

8(21)

9(20)

10(19)

11(18)

IC401

TC9163AN

SELECTOR

Latch circuit

Shift register

X2

X1

X3

X4

X6

X7

X8

Level shift

X5

STB

CLK

DATA

JK302

TV MONITOR

OUT

12(17)

13

15

16

IC402

C0AABB000086

OP

AMP

ST SEL

SOUT_L

IC302

C1AA00000123

VIDEO SELECTOR SWITCH

CK SEL

DT SEL

JK351

TV MON OUT

JK351

TV IN

JK351

DVD IN

Y
CB
CR

Y
CB
CR

Y
CB
CR

CTRLA

CONTROL

CTRLB

VIN1

4 5 6 7

Q351

REGULATOR

IN1

12

IN2

3

IN3

1

DRIVER

VOUT

1 2 3 8 9

JK352

TV MONITOR

JK351

DVD

JK352

VCR1 OUT

JK352

TV

(4 INPUT 1 OUTPUT)

GND

VIN2

+B

C1

2

VIDEO SWITCH

VCC

VIN3

13

C3

C2

4

VIN4

IC351

NJM2279MTE1

VIDEO SELECTOR

11

C4

O2

5814

D354

D353

+B

10

O1

-V

Q352

REGULATOR

-B

JK301

VCR1 IN

JK301

DVD IN

JK302
TV IN

D302

12

3

D301

12

13

IN1

IN2

IN3

1

1 2

IN3

IN2

3

IN1

C3

C1

2

C1

C3

13

11

C4

C2

4

4

C2

C4

11

10

O1

O2

5

5

O2

O1

10

VIDEO B

VIDEO A

IC301

C1AA00000123

VIDEO SELECTOR SWITCH

DIGITAL

JK1301

TV

(OPTICAL)

JK1303

DVD

(OPTICAL)

JK1302

(COAXIAL)

SW_DSP

OP

AMP

IC1203

C0ABBB000127

MAIN_LIN(R)

L_LPF(R)

L_DSP(R)

SOUT_L

+B

40

19

+VA

42

RX1

43

RX2

44

RX3

IC1002

C0FBZJ000004

DIGITAL ANALOG CONVERTER

17

+VD

FILT

26

A OUT6

AINL+(AINR+)

A OUT1(2)

21(22)

10(13)

IC1201

NJM2060MTE1

OP

AMP

IC1521(IC1522)

C0ABBB000102

OP

AMP

X1001

(12.288MHz)

IC1006

SNAHC1U04DBV

OSCILLATOR

IC1005

SN74HCU04APW

INVERTER

25 SCLK N1

26 LRCLK N1

22 SDATA N1

30

31

28

XTI

Q1001

SWITCH

(DSP:OFF)

DSP_OFF

IC1001

C2HBZZ000008

DTS DECODER DSP

CMP DAT27

CMP CLK28

CMP REQ29

CLK IN

CLK SEL

COMPRESSED

DATA INPUT
INTERFACE

RECEIVER

DIGITAL

AUDIO INPUT

INTERFACE

CCLK

CDOUT

3 4 5 6

CCLK

CD OUT

CSRST

SPDIF

PLL

CLOCK MANAGER

CS

PDN

CDIN

8

CD IN

CS42

RESET

CS49

MCLK

IC1003

SN74LV244APW

CONVERTER

7

6 4

SCDIN

SCCLK

FRAMER
SHIFTER

INPUT

BUFFER

CONTROLLER

RAM
OUTPUT
BUFFER

SDOUT1

CLKOUT

LRCK

SCLK

36

31

37

38

30

3618

CS

EMWR

RESET

PARALLEL OR SERIAL HOST INTERFACE

DSP PROCESSING

RAM

PROGRAM

MEMORY

ROM

PROGRAM

MEMORY

OVL/ERR

OVL/ERR

24-bit

STC

9

8~11,

14~17

AIN3R

14

MEMORY

MEMORY

+B

DATA0~7

RAM
DATA

RAM

DATA

AIN1L

AINAUX

15

CMOUT

SDIN3

32

16

IC1004

SN7AHCT244PW

CONVERTER

19 21205

EMOE

RAM
OUTPUT
BUFFER

SCDOUT

AOUT5

AOUT3(4)

SDIN233SDIN1

34

INTREQ

EXTMEN

OUTPUT

FORMATTER

25
23(24)

MCLK

SCLK

LRCLK

AU DATA0

AU DATA1

AU DATA2

XMT958

INTREQ

SCD OUT

AUX0

AUX1
AUX2

AUX3

44

43

42

41

40

39

3

MCLK

SCLK

LRCK

AUX0

AUX1

AUX2

AUX3

LRCK

SCLK

FILT2

32

+B

AGND

FILT1

33

VA

34

35

+B

JK1341

DVD

C_CH

SW_CH

LS_CH

IC1301,IC1302

NJM2060MTE1

IC1451

C0ABBB000127

OP

AMP

IC1230

NJM2060MTE1

OP

AMP

OP

AMP

SL_IN

CIN

L_DSP(R)

IC1401

C0JBAS000175

HIGH BREAKDOWN
VOLTAGE ANALOG
FUNCTION SWITCH

L12

L2

3

4

5

6

7

8 L5

9

10

11

12

14

L-COM1

L3

L4

L-COM2

L6

L-COM3

L7

L-COM4

ST

LATCH CIRCUIT

LEVEL SHIFTER

CONTROL

CIRCUIT

LATCH CIRCUIT

R-COM1

R-COM2

LEVEL SHIFTER

R-COM3

R-COM4

DATA

SL_IN

R1

29

28

R2

27

(26)

R3

25

R4

24

23

R5

R6

22

21

20

R7

19

17

16

CK

RCH

ST SEL

CK SEL

SW_DSP

DT SEL

L_OUT(R)

CSRST

RESET

CS49

OVL/ERR

Q556

AUDIO
MUTING
SWITCH

95

CS49326_RESET

94

CS4226_RESET

93

CS49326_CS

29

CS4226_OVLERR

Q560

REGULATOR

D501

+B

M

Q557

AUDIO
MUTING
SWITCH

TO TUNER

MODULE

10,9

SD,

IF DATA

11,47,48

TNR_CE

(REMOTE SENSOR)

TC916X_TNR_DT

TC916X_TNR_CLK

REMOTE

31

Z901

46

TC916X_STB

DSP_OFF

19

DSP_PASS/DSP_OFF

CD OUT

27

28

CS4226_CDOUT

36,43

CS42

30

CS4226_CS

LED

INTREQ

SCD OUT

90

CS49326_INTREQ

CS49326_SCDOUT

D938,D940,D944

CD IN

91

92

CS49326_CDIN

CCLK

VIDEO B

99

CS49326_CCLK

100

VIDEO B

VIDEO A

VIDEO A

54

SUBW_MUTE

IC901

C2BBGF000334

MICROCOMPUTER

SL_IN

CIN

IC1402

TC9482F

VOLUME CONTROL

SW_IN

22

21

C_IN

7

8

9(20)

SL_OUT(SR_OUT)

10(19)

SL_IN(SR_IN)

11(18)

4(25)

L_IN(R_IN)

5(24)

12

CS1

1 dB

VR

LATCH

8 dB

VR

LATCH

1 dB

VR

LATCH

8 dB

VR

LATCH

1 dB

VR

LATCH

8 dB

VR

LATCH

1 dB

VR

LATCH

8 dB

VR

LATCH

SHIFT REGISTER (32 BIT)

LEVEL SHIFT CIRCUIT

CK

14

STROBE GENERATE

CIRCUIT

DATA

15 16

STB

4 TO 13

DECODER

SW_OUT

C_OUT

3 TO 7

L_OUT

(R_OUT)

CS2

DECODER

17

23

6

3(26)

L_OUT(R)

Q553(Q554)

AUDIO
MUTING
SWITCH

IC1452

NJM2060MTE1

OP

AMP

PASS+

19

23

SGND

IN2-

22

L_LPF(R)

Q551

(Q552)

Q555

MAIN_LIN(R)

AUDIO
MUTING
SWITCH

AUDIO

MUTING
SWITCH

M

14

SENS+

2

VH+

D651

5

+HOUT

VO2

-

+

4

+B

IC1231

C0ABBB000127

OP

AMP

Q901

14

18

TC9482_CLK

RESET

15 16

TC9482_DT

HOLD

32

Q902

HOLDHOLD

D904

TC9482_ST

+B

IC901

C2BBGF000334

MICROCOMPUTER

FILTER

D667

D668

-B

8

THERM/OVLD2

IN3-

24

PASS-

20

VDLIM

17

9

GND

12

DISP

IHDET

13

IC651

RSN310R36A-P

HIC

FILTER

-

+

DET

OVER
10

(INPUT SELECTOR)

VR901

34

35

SEL_ENCD_1

SEL_ENCD_2

1

VO3

D652

-HOUT

6

3

VH-

SENS-

15

16

RLY

11

DC

AC

8

XIN

XOUT

22

23

CF901

(VOLUME)

VR902

25

VOL_ENCD_1

-B

26

VOL_ENCD_2

IC601

RSN310R36A-P

HIC

PASS+

19

23

SGND

IN2-

22

14

SENS+

2

VH+

FRO

D601

5

+HOUT

VO2

-

+

4

+B

FILTER

AMUTE

CEN

SURR

FILTER

FILTER

FILTER

Q604

VOLTAGE

SWITCH

D617

1

IN3-

24

20

17

9

12

13

PASS-

VDLIM

GND

DISP

IHDET

­+

DET

OVER
10

D605

VO3

-HOUT

SENS-

D602

6

3

VH-

15

16

RLY

11

DC
AC

8

-B

FILTER

Q652

RELAY

CONTROL

Q651

RELAY

CONTROL

CEN

DET

SURR

SP_B

S/C_SP

FRO

SW

DET

KEY

SEG 19

60~78

45

LIMITTER

SEG 1

FL DISPLAY

FL901

DEG 1

79~88

7

THERM/OVLD1

DEG 10

FILTER

IC901

C2BBGF000334

MICROCOMPUTER

FROM POWER

TRANSFORMER

KEY SWITCH

1,2

KEY1

KEY2

AF_MUTE

SP_B

S/C_SP

SW

KEY

M

53

50

49

AMUTE

SP B

S/C SP

Q1681

(Q1682)

HP MUTING

Q605

RELAY

DRIVER

Q601

Q602

RELAY

DRIVER

RELAY

DRIVER

D612

D613

D611

D614

RL602

RL603

RL601

RL604

RCH

Q771~Q781

HEADPHONES

FAN MOTOR

DRIVER

HP601

+

JK603

CENTER

SPEAKER

+

JK604

SURROUND

SPEAKER

+

JK603

FRONT

SPEAKER

+

JK604

SWITCH

CHANNEL

-B

M

Q754

REGULATOR

Q751

RELAY

DRIVER

D755

D701~D704

+B

Q707,D707

REGULATOR

IC1701

BA25BC0FP

REGULATOR

Q701,Q703,Q704

REGULATORREGULATOR

Q708,D708

REGULATOR

Q706

+B

-B

+B

+B

+B

REGULATOR

Q725

REGULATOR

Q724

REGULATOR

+B

Q752

REGULATOR

Q723

Q1701~Q1703

REGULATOR

REGULATOR

Q753

D721~D728

TO FL DISPLAY

D741~D744

D751~D754

F3

F4

AC1

AC2

F5

FAN MOTOR

T701

POWER TRANSFORMER

T751

SUB

TRANSFORMER

Z751

RL751

F1

JK791

L701

AC IN

JK792

AC OUTLET

(SWITCHED)

F6

E601

SIGNAL LINES

: MAIN SIGNAL LINE

: CD SIGNAL LINE

( ) INDICATES THE PIN NO. OF THE RIGHT CHANNEL

: PLAYBACK SIGNAL LINE

: RECORDING SIGNAL LINE

: FM & AM SIGNALS LINE

C2BBGF000334 (100P)
C2HBZZ000008 (44P)
C0FBZJ000004 (44P)

1

RSN310R36A-P

TC9482F (28P)
C0JBAS000175 (30P)
NJM2060MTE1 (14P)
C1AA00000647 (14P)
NJM2279MTE1 (14P)

C0ABBB000102
C0AABB000086
C0ABBB000127

5

8

4

1

SNAHC1U04DBV

C1AA00000123

8

14

1

KTC2026

B

C

E

B1GDCFJN0001

1N5402BM21
B0JAPG000008
MA2C167A0E

Ca

A

Anode

7

Cathode

TC9163AN

28

1

KRC107MTA
2SD1915FTA
KTA1267GRTA

B

C

E

KTC3199GRTA
RVTDTC143ZST

B

C

E

1SS291TA
1SR35400V
MTZJ16CTA
B0BA5R600016
B0BA03200003
B0BA6R600008
B0BA6R100003
B0BA7R500006
B0AACK000004

15

BA25BC0FP

14

2SK2880CTA

D

G

S

2SA1534ALA

E

C

B

B0BA8R200005
B0BA4R000003
B0BA3R300010
B0BA01100004
RB721Q40T77

SN74LV244APW (20P)
SN7AHCT244PW (20P)
SN74HCU04APW (14P)

1

2SB1548PQAU
2SD2374PQAU

B

C

E

KRA102MTA
KRC102MTA
KRA119MTA

B

C

E

Ca

Cathode

A

Anode

2SB621ARSTA

E

C

B

2SB621AQSTA
2SD592AQSTA

E

C

B

B0ACCK000005
UDZSTE176R2B
UDZSTE175R6B

RVTDTA113ZST

B

C

E

KTD863

B

C

E

SLR325MCT31
B3ACA0000063

Anode

Cathode

A

Ca

ABCDEFG

1

DIGITAL P.C.B (REP3350A-T) (SIDE:A)

JK1341

2

3

4

12345

R1341

R1345

R1351

R1353

C1348

C1261

R1261
C1281

R1247

C1280

R1248

C1457

R1461

C1238

C1241
C1241

R1238

R1239

C1239

C1240

C1236

C1235

R1233

R1260

R1467

C1341

R1356

R1459

C1243

R1232
C1233

R1354

IC1231

C1253

R1241
C1234

R1231

C1223

IC1301

14871

C1349

C1456

R1481

R1243

C1231

C1232

7

6

C

SRSL

C1342

R1342

R1361

C1351

R1358

C1252

1458

R1470

R1484

78

R1468

IC1452

14 1

1

C1481

J102

R1462

C1455

C1242

R1460

R1245

R1244

R1242

C1247

R1240

R1235

C1454

R1456

R1458

C1453

S/W

C1205

C1344

C1343

R1344

R1343

R1348

R1346

R1347

C1345

87

R1359

IC1302

C1260

R1249

R1252

1

C1244

R1457

R1455

R1357

R1469

R1463

C1245

R1404

C1451

IC1451

R1350

R1349

R1352

C1347

C1346

C1352

R1360

R1355

C1350

R1234

114

C1237

R1236

C1250

C1251

R1250

C1484

R1251

R1237

C1480

C1460

C1458

C1459

R1465

R1466

C1246

8

R1408

R1464

R1480

C1483

R1483

415

R1453

R1451

R1452

R1454

C1452

C1410

3

JK351

C354

R351

IC1203

C1206

R1206

C1207

R1205

C1210

C1222

R1407

14

R1211

C1212

R1207

R1208

C1209

C1208

C1201

C1217

C1224

C1220

C1218

C1214

C1219

1234567891011121314151617

CN1000A

C1406

R1409

C1408

R1411

J101

IC1402

15

C1412

R1413

R1414

C1407

C1411

C1413

R1225

8

IC1201

R1214

C1414

JK352

2

V/O V/I

1

45

C351

R1202

1

C1221

C1202

R1201

R1203

R1209

C1203
R1210
C1211

C1204

R1204

R1218

7

8

R1215

R1406

R362

C1216

114

R1216

R1213

C1213

R1212

C1215

R1219

18

R1523

R1402

R1403

C1704

C1524

C1415

1

R1702
R1412

28

C1405

C1403

R1405

C1401

R1410

R1415

C1409

3

J103

R361

C363

C362

R360

C360

C361

R1217

R363

C1526

C1532

R1529

R1703

D1705

R1705

C1701

R1706

B

R1701

C

Q1701

E

C1706

C1404

C1402

7

R352

D351

D352

R1526

IC1522

14

58

Q1702

IC1701

6

T/O

C352

E

C

B

E

C

B

CN702

B

C

E

321

5421

T/I

R353

R364
C356

Q351

C358

814

IC351

C359

Q352

C357

R1531
C1533

R1530

C1530

C1527

C1528

R1528

R1527

C1531

C1529

C1702

B

R1707

C

E

C1703

R1704

CN904B

1234567891011121314151617

3

1

JK1302

DGND

O/P

2

L1304

D353

C355

R356

17

C1523
R1521

R1522

R1525

C1521
R1524
C1525

C1522

Q1703

C1705

JK1303

321123

354

C1307

R1309

R1308

C1309

21

C1308

R1307

D354

C353

R355

R1943

R354

R357

R358

R359

R1942

R1945

R1933
R1932

R1934

J120

R1929

Z1304

C1053

R1065

R1064

R1049

R1063
R1062

R1916

R1069

R1068

R1930

C1052

C1051

R1061

R1060

C1070

R1059

R1058

R1057
R1056

L1004

R1928

C1911

18

Z1308

VCC

C1304

R1931

R1050

R1067

R1066

C1050

C1049

12

C1048

22

R1055

C1910

C1909

R1304

R1305

C1305

1

2

3

4

5

6

L1001

C1046
R1051

R1052

C1047

C1045

11

IC1002

23 33

C1011

C1801

C1009

JK1301

DGND

O/P

VCC

L1303

R1302

C1303

R1301

C1313

R1306

C1306

R1303

C1301

C1302

C1314

J104

J105

C1312

C1311

R1311

C1315

C1316

R1312

R1313

R1310

CN354

C1026

J107 J106

C1007

R1025

28

C1030

29

C1008

C1031

R1028

C1004

C1029

R1029

C1802

R1027

L1002

39

40

R1038

R1037

R1054

R1039

IC1004

R1053

R1048

C1044

R1040

10 1

R1046

R1043

R1044

R1045

44

R1041

C1041

C1043

34

R1042
C1042

Q1001

2
1
Q1001

C1010

R1032

C1039

R1047

L1003

J108

C1003

C1005

IC1001

1

C1025

R1023

2011

C1034

R1033

C1032

3

8

14

IC1005

X1001

C1024
R1022

R1021

18

17

R1020
R1012
R1013
R1014

R1015
R1016

R1017
R1018

7

R1019

6

R1024

IC1003

110

11 20

R1036
C1038

R1035
C1037

R1034

C1040

C1006

C1036

IC1006

1

5

C1027

C1035

4

3

C1028

R1026

C1033

R1031

7

R1030

1

5

DIGITAL P.C.B (REP3350A-T) (SIDE:B)

6

7

IC1521

41

5

8

8

1516

IC1401

30

9

1

8

14

7

IC1230

1