Jvc TH-A75-R Service Manual

TH-A75R

SCHEMATIC DIAGRAMS

DVD DIGITAL CINEMA SYSTEM

TH-A75R

CD-ROM No.SML200302

Area suffix

SP-WA75

VIDEO/

FM/AM

TV SOUND

AUDIO

ANGLE

TOP MENU

MENU

DSP

SURROUND

CONTROL

VCR

123

+

S.WFR

Ð

TV

456

SLEEP

789

+

SURR-L

SETTING

Ð

10

TV RETURN

ADJUST

TA/NEWS/INFO

ON

SCREEN

PTY PTY

ENTER

CHOICE

RDS DISPLAY

CHANNEL/ZOOM

TV/VIDEO MUTING

/REW

PLAY

TUNING

DOWN UP

O.T.

STOP

REPLAY

REC

MEMORY

DIMMER

RMÐSTHA75R

DVD CINEMA SYSTEM

TV AUDIO

DVD

SUBTITLE

RETURN DIGEST

OFF

+

CENTER

Ð

+

S-BACK

Ð

0

FM MODE

PTY SEARCH

VOLUMETV VOL

B ------------------------------- U.K.
E ----------- Continental Europe
EN ------------ Northern Europe
EV -------------- Eastern Europe

DVD DIGITAL CINEMA SYSTEM

SP-XSA75

SP-XCA75

RGB

SOURCE

VOLUME

PHONES

VCR 1

VCR

DECODE

SOUND

EFFECT

TEST

+

SURR-R

Ð

+10

100+

DVD

RDS

VFP

FF/

PAUSE

STROBE

STANDBY

COMPACT

DIGITAL¥EX

SUPER VIDEO

PRO LOGIC

XV-THA75R

Contents

Block diagrams
Standard schematic diagrams
Printed circuit boards

COPYRIGHT 2003 VICTOR COMPANY OF JAPAN, LTD.

2-1
2-4
2-15~21

No.21189SCH

2003/02

TH-A75R

In regard with component parts appearing on the silk-screen printed side (parts side) of the PWB diagrams, the
parts that are printed over with black such as the resistor ( ), diode ( ) and ICP ( ) or identified by the " "
mark nearby are critical for safety.
(This regulation does not correspond to J and C version.)

Block diagrams

t

Overall block diagram

TH-A75R

System control section

TU-R

TU-L

RDS

FLINT

LVA10375-A1

CN205

8
6

10

4
3
2
1

CN208

14
16
17
18
19
21
23
25
27
28

X2701

OSC

8MHz

IC201

RDS DECODER

X2071

OSC

70,72-74

21-26
82,83
98,99

13

8,9,1016

29
67,68

IC271

SYSTEM MICOM

Q2801

Q2802
S-MUTE
DRIVER

76

34,35
42-47
51

87-89
90

49,56,57

J701

J702

FROM/TO
TUNER UNIT

5

&

LOW VOLTAGE

DSP

IC531

CN703

DETECTOR

CN702

IC540

IC544

MICOM

CN204

STB/DBS

J5531

IC546

IC548

IC511

CODEC

&VCR

L/R IN

AMP.

IC557

DAC

IC512

STB/DBS

DIGITAL IN

J5521

B/E/EN/EV
version
only

TU-DTO

TU-CKJ

TU-DTI

TU-CE
FROM/TO
CN503 OF
LVA10298-C1
(DVD servo)

SPDIF

DISKSTP

SSPCLK1B

SSPOUT1B

SSPIN1A

FLCS-

CPURST
SWUPDN
SWOPEN

AMP.

IC721

IC701

WOOFER

MAIN AMP.

CN701

LVA10379-A1

Amplifier board

DSP board

LVA10377-A1

CN592

IC525

IC524

IC526

IC527

F-ROM

IC560

SRAM

J2201

J2403

SCART

TERMINAL

B

G

4

R/C

J2401

S-VIDEO OUT

C

Y

J2401

COMPOSITE/Y

IC231

VIDEO

DRIVER

COMPOSITE VIDEO OUT

IC211

C

VIDEO

S-VIDEO IN1/IN2

J2201

COMPOSITE VIDEO IN1/IN2

Y

SW2

IC221

VIDEO

SW1

AV COMPULINK2

J2891

CN205

B/E/EN/EV

IC201

FROM/TO

version only

RDS

TUNER UNIT

IC562

IC564

IC551

DSP

IC521

CN591

CN203

AMP.

IC566

8CH

VOLUME

PROTECTOR

3

Main board

54

IC271

MICOM

SYSTEM

LVA10375-A1

Main board

IC509

FLASH

CN209

CN502

ROM

CN503

CN208

CN171 CN173 CN172

CN202 CN201

D5V

F1,F2

CN207

CN401

-VDISP

IC501

2

IC451

EEPROM

IC505

DRAM

IC401

UNIT CPU

PANTERA-2

IC301

SODC

CN101

LVB10378-A1

Power board

T101

REG.

T121

Trans.

CN174

Fan

motor

LVA10376-A1

Switch board

IC401

DISPLAY

IC402

DI401

MICOM

FL DISPLAY

REMOCON

AC IN

CN101

DVD servo board

LVA10298-C1

IC101

FRONT END

IC201

PROCESSOR

CN201

DRIVER

CN202

IC251

SPINDLE

MOTOR

DRIVER

CN403

CN206

CN402

LVA10378-A3

Power key board

W401

LVA10378-A4

Headphone board

switch

POWER

STANDBY

J401

HEADPHONE

LED

FROM/TO
CN401 OF
LVA10376-A1
(FL display)

DI-RESET

DI-CS

DI-DATA

DI-CLOCK

KEY1
KEY2

REMOCON

HP

HP-R

HP-L

CN207

19
18
17
16
15
14
13
10

9
7

LVA10378-A3

Power key board

POWER

STANDBY

8,9,18,20

61,91,92

27

81

Q2861

STBY

LED
CTL

CN206CN402

4

4

1

1

79
80

6

33

55

3
4

36
2

59 62-64

75

IC272

Q2702

RESET

HP AMP.

Q2701

BACKUP

Q2821

SAFETY1

DETECT

Q2703

IC251

CN203

TU-R

17

TU-L

18

S-MUTING

11

IEC958

29

12

HP-R

13

HP-L

16

SCART-L

15

SCART-R

BASS

9

VOL_CLK

8

VOL_LATCH

7

VOL_ DATA

6

DSP-CLK

5

DSP-STAT

4

DSP-COM

3

DSP-RDY

2

DSP-RST

1

D5V

26

D5V

25

SCART_RIN
SCART_LIN
SW1-SELECT1
SW1-SELECT2
SW1-SELECT

BLANK-CTL
VIDEO-LPF

VIDEO-YCMIX
VIDEO-RGB

VIDEO-MUTE1
VIDEO-MUTE2

VCR-S/C
DBS-S/C

AVVLR
PAL/NTSC

CN202

D5V

5

CN201

S-PON

6

DVD-PON

7

BEAT CUT

8

AMP-PON

9

2

B5V

+12V

17
12

-12V
FAN-ON/OFF

11
10

FAN-CTL

FROM/TO
CN591 OF
LVA10377-A1
(DSP)

FROM/TO
CN173 OF
LVB10378-A1
(Power supply)

FROM/TO
CN172 OF
LVB10378-A1
(Power supply)

TO
Video
input/outpu

1

DVD traverse

mechanism

mechanism

DVD loader

mechanism

DVD traverse

AB CD E F G

2-1

TH-A75R

TH-A75R

Video input/output section

IC231

VIDEO

DRIVER

Main board

23

25

21

33

31

28

Q2483
Q2484

J2891

AV COMPULINK

J2403

B

7

G

11

R/C

15

BLANKING

16

19

COMPOSITE/Y

J2401

CV

S/COMPOSITE
VIDEO OUT

C

Y

LVA10375-A1

AVVLR

S2401

11
14

16

9
8

1

RGB/YC

SW

IC221

VIDEO

SW2

14

11

14
11

9

5

6

3

8

16

1

IC211

VIDEO

SW1

5

Q2311

6

3

Q2301

16

2

6

8

NTSEL

TO

5

System
control

S/COMPOSITE

VIDEO IN 1

B/CV

G/CV

R/C

CV/Y

J2201

C

Y

CV

4

C

TO
System
control

S/COMPOSITE

VIDEO IN 2

VIDEO-SW1/SW3

VIDEO-MUTE1/MUTE2

VIDEO-Y/C-MIX

Y

CV

VIDEO-SW2

VIDEO-RGB

VIDEO-LPF

BLANK-CTL

3

DVD servo section

M9V

D3.3V

D3.3V

FROM/TO

CN209 OF

LVA10375-A1

M9V

(System control)

4

3

CN502

DVD servo board

M9V

D5V
6

D5V

S5V
8

S5V

11

S3.3V

14

12

S3.3V

D3.3V

COUT

YOU T

151719

CbOUT

CrOUT

21

OSC

X571

OSC

X301

79

S1OUT(NC)

TOPE N

TCLOSE

/LMMUTE

24

272628

98

27MHz

16.9MHz

STD0-7

6

47

114

118

IC501

112

110

PANTERA-2

IC512

IC513

16M

IC505

FROM/TO

CN208 OF

LVA10375-A1

Latch

SDRAM

DDATA(NC)

DCLK(NC)

(System control)

25

27

CN503

IC521-2/4

ROM

IC509

FLASH

WAITDEC

LSI RST

M5V

DISCSTP

SPDIF

141312

15

M5V

IC521-4/4

IC522-4/4

1

11

SSPCLK1B

SSPOUT1B

10

IC522-3/4

IC521-3/4

23

DISCSET

SSPIN1A

FLINT

9

8

11

65

4

IC510

EEPROM

OSC

X401

FLCS-

CPURST

SWUPDN(SW3)

6

4

2

IC521-1/4

IC523

IC522-1/4

13.5MHz

SWOPEN(SW2)
1

IC522-2/4

FL display section

FROM/TO
CN207 OF
LVA10375-A1
(System control)

REMOCON

INITIAL

DATA IN

2

CLOCK

RESET

-VDISP

KEY1
KEY2

HP-R

1

LVA10376-A1

CN401

B5V

12V

14

D5V D5V

16
17

F2

18

F1

19

11

HP-L

13

HP

10

IC402

7

Remocon

receiver

2
3
4

1

8

5
6

B5V

12V

2,3,5,26

X401
OSC

8MHz

S402-S410
, , , , ,SOURCE
VOL-,VOL+,

DISPLAY MICOM

100

9,10

1

62

FL DISPLAY

IC401

DI401

G1-G14
P1-P35

27

39

29

40

CN403

Q403
Q405

PROG/RGB

LED&DIMMER

Q404
Q406

ILLUMI

LED&DIMMER

3
1
4

Switch board

LVA10378-A4

Headphone board

W401

3
1
4

D401

D402
D403

J401
HEADPHONE

IC101

49,50

53,54

57-60

LVA10298-C1

CN101

DVD traverse

mechanism

FRONT END

PROCESSOR

LD

62,63

11,12

T+/-

IC301

IC201

13,14

F+/-

SODC

DRIVER

17,18

15,16

CN201

DVD traverse

mechanism

FM+/-

CPUD0-7

CPUA0-17

H1+/-

H2+/-

H3+/-

IC251

SPINDEL

9-14

MOTOR

DRIVER

2,4,7

SM1-3

TRVSW

IC401

UNIT CPU

50

CN202

Loader

mechanism

LM+/-

IC451

EEPROM

2-2

HAB C DE FG

TH-A75R

4

3

5

Audio input/output section

TO CN203 OF
LVA10375-A1
(System control)

S_MUTING

TUNER_L

SCART_L
TUNER_R

SCART_R

HP_L

HP_R

S_BASS

CN591

12

14

13

15

17
18
19

21

IC557

Amp.

IN_L

IN_R

OUT_L-

OUT_L+

OUT_R-

OUT_R+

IC540

Amp.

IC544

Amp.

OUT_SL

OUT_SR

IC546

FROM/TO
DSP

OUT_C

Amp.

OUT_SB

IC548

Amp.

OUT_LFE

MUTING

VOL_ DAT
VOL_STB
VOL_CLK

Q5701
Q5702

Mute control

DIGITAL_I/O

DSP section

Q5711

Mute control

Q5712

Mute control

Q5713

Mute control

Q5714

Mute control

4

62

9

16

IC551

10

8CH

15

VOLUME

12

11

13

26 25 27

74-77

69-72

31

38

32

37

34

33

35

DSP board

Q5731

Mute control

Q5732

Mute control

Q5733

Mute control

Q5734

Mute control

Q5661-Q5663
BASS BOOST

LVA10377-A1

IC560
Amp.

IC562
Amp.

IC564
Amp.

IC566
Amp.

CN592

J5531

7

8

4

3

6

2

1

J5521

OUT4_L

OUT4_R

OUT4_SL

OUT4_SR

OUT4_C

OUT4_SB

OUT4_LFE

STB/DBS
DUGITAL
IN

L

STB/DBS IN

R

L

VCR IN

R

TO CN701 OF
LVA10379-A1
(Power amplifier)

Power supply section

AC IN

Power board

CN101

2
1

F101

L103

D101

L101
L102

IC101

SWITCH

REG.

IC121

SWITCH

REG.

CN171

5
6
7

8
11
12
13
14

4

2

1

CN172

1

2

5

6

7

8

9
10
11
12
13
14
15
16

CN173

2

3

4

6

7

8

CN174

1

+37V
+37V
+22V
+22V

-22V

-22V

-37V

-37V

+12V

-12V
PROTECT

+12V
+7V

-7V

-12V
FAN-ON/OFF
FAN-CTL
AMP-PON
BEAT CUT
DVD-PON
SYS-PON
F2
F1

-VDSP
B5V

DVD3.3V
DVD3.3V
DVD 5V

D5V
M9V
M9V

TO CN703 OF
LVA10379-A1
(Power amplifier)

TO CN201 OF
LVA10375-A1
(System control)

TO CN202 OF
LVA10375-A1
(System control)

TO
FAN MOTOR

LVA10378-A1

T101

IC102

-IC104

T121

IC122
IC123

9

15

11

10

7

8

9

12

13

16

14

Q178

Q181,Q182

Q187

Q188

Q172
REG.

Q171
REG.

Q161
REG.

Q162
REG.

Q163
Q164

4

IC171

REG.

Q165
REG.

Q166
REG.

Q183
REG.

21

Q174
Q175

Q176
Q177

2

3

4

3

POWER
TRANS.

5

6

PHOTO

COUPLER

4

1

5

1

POWER
TRANS.

3

PHOTO

COUPLER

4

Q184-Q186

Q532

LVA10377-A1

IC532

2

1

4

FROM/TO
Audio
input/output

MUTING

OUT_SR
OUT_SL
OUT_LFE
OUT_C
OUT_SB

DIGITAL_I/O

IN_L
IN_R

OUT_L+
OUT_L­OUT_R+
OUT_R­VOL_ DAT
VOL_STB
VOL_CLK

Power amplifier section

TO CN592 OF
LVA10377-A1
(Audio input/output)

TO CN204 OF
LVA10375-A1
(System control)

PROTECT

RELAY_CTL

SAFETY

TO CN171 OF
LVA10378-A1
(Power supply)

PROTECT

LFE

SB
SR

CN701

SL

C

L

R

CN702

CN703

14

Amplifier board

1
2
3
4

6
7
8

1
2

6

LOW VOLTAGE DET.

Q761

3

WOOFER

26

25

21

7

3

6

IC701

AMP.

IC721
MAIN

AMP.

12
13

28

16

15

9

1

10

Q751,Q753-Q757

PROTECTOR

+12V

Q731,Q732

RELAY CTL.

RY701-RY704

LVA10379-A1

J702

8

6

4

2

J701

6

4

2

LFEOUT

FROUT

FLOUT

FCOUT

SROUT

SLOUT

SBOUT

2-3

41

15-19
44

DSP board

84

17

88

14

31
30
29
28
26

6,41

32
33

12
11
10
9

CN591

IEC958

D5V
D5V

29
28
27
26
25

1

4
5

24
23
22

X521
OSC

12.5MHZ

IC525-IC527

SDRAM

IC524

FLASH-ROM

IC592

REG

IC593

REG

A3.3V

D1.9V

55

4

IC521

DSP

2,3,44
143,144

1

5-7,10
12-16

45,46,48

X531
OSC

6.14MHZ

IC533

49,52

11

47

54,56,66

7-13

43

1,2,4

3

DSP_RST

DSP_REDY

DSP_COM

2

DSP_STAT

DSP_CLK

FROM/TO
CN203 OF
LVA10375-A1
(System control)

1

VOL_ DAT
VOL_STB
VOL_CLK

Q531

15,40
42,43

IC531

DSP MICOM

18,57

64-67

IC511

CODEC

IC512

DAC

5-8

AB CD E F G

Standard schematic diagrams

System control section

To DSP section CN591

TH-A75R

To Power amplifier section CN702

TH-A75R

VIDEO-SW1

PROTECT

RELAY-CTL

DISC-STOP

DSP-COM

DSP-STAT

220

KRC102S-X
Q2703

TH-DT

DISC-SET

STBY-LED

DSP-CLK

VOL-DATA

VS3

FAN-CTL

FAN-ON/OFF

VOL-LATCH

VOL-CLK

QGF1205C1-06

CN204

VS1

TU-CE

TU-CLK

TU-DO

TU-DI

RDS-CLK

RDS-DATA

DVD-PON

AMP-PON

S-PON

VIDEO-RGB

VIDEO-YCMIX

VIDEO-MUTE2

VIDEO-MUTE1

BASS

RELAY-CTL

HP

VIDEO-LPF

BEAT-CUT

PROTECT

R2758

10K

AVVLR

RDS-ST

S-MUTING

680

R2594

680

680

R2593

R2592

HPOUT-L

HPOUT-R

R2591

QGF1205C1-11

1K

6.8K

Q2091

10/16

R2012

R2014

D2091

1SS355-X

Q2092
KTC3875/YG/-X

820

R2093

0.010.01

R2527

39

HP-L

HP-R

CN205

D2092C2092

MA3062/H/-X

100/16

10/16

C2071

C2602

C2601

0.1

C2073

X

X

560P

C2074

470K

82P

C2077

R2071

QAX0263-001Z

2.2/50

X2071

C2075

R2072

EP202
QNZ0136-001Z

330P

C2076

SAA6588T/V2-X
IC201

10K

10K

R2073

R2074

RDS-CLK

RDS-DATA

0.047

C2072

RDS-ST

SCART-AGND

V12V

VS3

VS1

AGND

DVD-118

DVD-114

DVD-112

DVD-110

VIDEO-SW3

VIDEO-SW1

VIDEO-SW2

NTSEL

VCR-S/C

DBS-S/C

VIDEO-MUTE1

VIDEO-MUTE2

VIDEO-YCMIX

VIDEO-RGB

VIDEO-LPF

BLANK-CTL

AVVLR

DGND

SCART-R

SCART-L

G

B

R

To Video input/output section

1K

47P

C2078

1K

R2011

TU-CE

TU-DO

TU-CLK

TU-DI

TU-R

TU-L

6.8K

R2013

KTA1271/OY/-T

X

X

X

X

10K

4.7K

R2092

R2091

47/16
C2513

C2523
47/16

R2516 R2517

33 39

47K47K

R2515R2525

R2526

33

C2091

C2514C2524

R2811

R2814

R2813

R2812

Q2811
X

KTA1504/YG/-X

Q2801

22K

R2801

680

C2511

4.7/50

47/1647/16

100K100K

C2591C2592

R2511R2521

C2521

4.7/50

R2802

R2512

10K

R2514R2524

R2522

10K

22K

Q2802
KRC102S-X

R2513

160K

C2512

18P

10K10K

18P

C2522

160K

R2523

C2801

0.22/50

IC251
BA15218F-XE

SCART-L

SCART-R

D2701

1SS355-X

S-MUTING

TX

RX

CLK

BASS

VOL-CLK

TH-DT

KEY1

KEY2

X2701

NAX0248-001X

10K

R2759

10K

R2761

INTP

CPURST

CS

VOL-LATCH

VOL-DATA

DSP-CLK

C2751
1/6.3

*

10K

10K

R2755

R2756

R2757

C2752

0.1/16

100/10

0.01

R2760

DSP-STAT

DSP-COM

47K

R2754

C2706

C2707

10K

DSP-RDY

DSP-RST

10K

R2751

R2771

0.1/16
C2753

1SS355-X

C2708

D2702

QGF1016C2-29W

CN203

10K

10K

R2752

R2753

*

680

680

R2708

R2701

C2701

47000/5.5

4.7K

R2704

0.01

IC272
BD4740G-W

C2702

NTSEL

VCR-S/C

DBS-S/C

DI-DO

DI-CK

R2702

220/6.3

10K

B2701

D2703

MA3043/H/-X

1K

2.2/50
C2703

R2763

SWUPDN

SWOPEN

REMOCON

10K

R2703

KRC111S-X

KRC107S-X

D2704

1SS355-X

Q2701

10K

R2762

LMMUTE

TCLOSE

0

Q2702

C2704

R2705

0.022

TOPEN

22K

DI-CS

DI-RST

IC271

MN101C49GKR

DSP-RST

DSP-RDY

R2772

0.001

C2705

BLANK-CTL

VIDEO-SW2

VIDEO-SW3

10K

1SS355-X

D2705 R2707

10K

R2706

TU-R

TU-L

NJM78M05FA
IC291

0.01

5

100/16

C2901

C2902

To Power supply section CN172

0.01
C2904

ICP-N5-T

100/16

C2903

CP

CP271

MA3062/M/-X4.7K

D2827

R2827

FAN-ON/OFF

FAN-CTL

AMP-PON

BEAT-CUT

DVD-PON

S-PON

D2826
D2821

R2822R2821

22K15K

D2828

Q2821

KRC102S-X

D2825

56K

R2823

39K

R2824

C2952

1000/6.3

R2952

1.5

4

section CN173

To Power supply

CN202CN208 CN209 CN201

QGF1205C1-10QGF1016C2-28W QGF1016C2-28W QGF1205C1-17

1SS355-X

D2822

R2825R2826

12K39K

CN210

3

G

DVD-114

DVD-118

B

DVD-112

R

DVD-110

To DVD servo section 3/4 CN502

220

R2831

R2832

R2833

R2834

2

R2835

R2836

R2837

R2838

R2839

R2840

R2841

R2842

R2843

TOPEN

220

TCLOSE

220

LMMUTE

220

SWOPEN

220

SWUPDN

220

CPURST

220

CS

220

TX

220

DISC-SET

220

RX

220

INTP

220

CLK

220

DISC-STOP

FR

22

To DVD servo section 3/4 CN503

1

R2951

C2951

470/6.3

QGF1016C2-19W

CN207

HP-L

HP-R

HP

KEY1

KEY2

REMOCON

DI-CK

1K1K1K

R2851

R2852

DI-DO

DI-CS

R2853

DI-RST

1K

R2854

To FL display section CN401

2-4

BGR

To FL display section CN402

STBY-LED

CN206
QGF1205C1-04

Q2861
KRC102S-X

C2603

X

EP201
QNZ0136-001Z

Digital (Audio) signal

Audio signal

Video (Composite) signal

R

Video (Red) signal

G

Video (Green) signal

B

Video (Blue) signal

HAB C DE FG

TH-A75R

Video input/output section

J2403

C2444

C2434

C2454

C2424

NI

47P

C2423

QNZ0516-001

NI

NI

J2402
QNN0386-001

NI

C2453C2443C2433

J2402

NINI

J2402

J2402

J2402

J2401
QNN0434-001

NI

NI

NI

C2402

J2201
QNN0523-001

C2471

C2472

330P

R2472

R2478R2477

G

CR

R2485

R2486

C2422

470/6.3

S2401
QSW0454-001

75

R2421

R2411

75

75

R2401

75

47P

C2224

R2221

75

47P

R2222

C2225

330P

R2442

R2432

R2452

R2422

R2451

R2441

R2431

J2201

75

J2201

180K180K

75

75

75

75

75

75

75

75

R2211

R2201

75

R2212

Y

100

10K

47P

C2214

47P

C2215

150

R2471

150

NI

C2412

C2204

470

180K 180K

C

C2476

4.7/25

4.7/25
C2475

Q2483
KRA102S-X

C

R2474

R2473

B

C2474C2473

330P330P

470

Y

470/6.3

C2421

C

C2411

0.1/16

C2401

470/6.3

C2221

1/6.3

C2211

0.1/16

C2201

1/6.3

C2222

1/6.3

C2212

0.1/16

SCART-L

SCART-AGND

V12V

VS3

VS1

L2391

100P

C2312

Q2311
KTA1504/YG/-X

G

B

C

220

560

R2302

KTA1504/YG/-X

560

R2312

56P

C2313

C

R

Q2301

R2181

C2203

C2213

C2223

C2391

470/10

100P

C2302

C

0

Y

NQR0007-002X

1/6.3

1/6.3

1/6.3

VIDEO-MUTE1

VIDEO-YCMIX

VIDEO-RGB

VIDEO-MUTE2

VIDEO-LPF

K2291

C2392

47/10
C2301

R2381

10K

R2382

10K

C2311

1/6.3

C2321

1/6.3

C2331

1/6.3

C2341

1/6.3

C2351

1/6.3

C2393

470/10

0.1/16

47/16

C2291

LA73054-X
IC231

0

R2383

R2384

10K

C2394

0.1/16

C

G

C2395

0.1/16

B

R C

R2385

10K

0.01

C2292

C

C

Y

VIDEO-SW2

Y

IC221
BA7603F-X

5

V5V

AGND

75

R2101

75

R2102R2152 R2132R2142

C2101

1/6.3

DVD-118

R

VIDEO-SW3

VIDEO-SW1

VIDEO-SW2

NTSEL

VCR-S/C

DBS-S/C

VIDEO-RGB

VIDEO-LPF

BLANK-CTL

AVVLR

DGND

J2891

J2891

J2891

B2131

0

C2131

1/6.3

75

R2131R2141R2151

75

75

C2151

B2151

0

R2171

1/6.3

0

220P

C2891

C2892

4

DVD-114

To System control section

3

2

DVD-112

DVD-110

VIDEO-MUTE1

VIDEO-MUTE2

VIDEO-YCMIX

QNS0089-001

QNS0089-001

R2191

0

Y

C

G

0.01

C2191

C2192

47/16

R

0

0

R2173

R2183

R

C

1/6.3
C2182

R2172

0

IC211
BA7603F-X

Y

B2301

R2301

B2311

R2311

0

220

0

220

B

VIDEO-SW3

R2891

100

D2891

MA3062/H/-X

R2892

100

220P

VIDEO-SW1

Y

R2481

R2482

Q2481
KRC102S-X

NTSEL

BLANK-CTL

VCR-S/C

DBS-S/C

2K

2K

470/6.3

C2431

C2441

470/6.3

C2451

470/6.3

R2483

Y

820

R2484

Q2484
KRC102S-X

R2475R2476

12K

Q2482
KRC102S-X

Y

Y

C2202

1/6.3

NI

75

R2202

C2205

1

Video (Composite) signal

Audio signal

R

Video (Red) signal

G

Video (Green) signal

AB CD E F G

BC

Video (Blue) signal

Y

Video (Brightness) signal

Video (Chrominance) signal

2-5

TH-A75R

TH-A75R

DSP section

To
Audio input/output
section

DIGITAL_I/O

D3.3V

READ

A10

RAS

D7

D6

D5

D4

D3

D2

D1

D0

A0

A1

A2

A3A4

A15

A13

A8

A9

READ

D7

D6

C5253

0.1

D5

D4

A11

A10

A2

A1

A0

A15

A13

A8

A9

READ

D15

D14

C5263

0.1

D13

D12

A11

A10

A2

A1

A0

A13

A8

A9

READ

D23

D22

C5273

0.1

D21

D20

A11

A10

A2

A1

A0

DAC_OUT

ADC_IN

D5V

DGND

VOL

A+12V

A-12V

A+7V

A-7V

AGND

AUDIO_IN

HP_OUT

MUTING

S_BASS

S_MUTING

To Audio input/output section

R5205

R5204

R5203

R5202

4.3k

4.3k

4.3k

R5312
10k

Q531
KRC107S-X

TP531
QMV5005-002K

R5301
0

10k

10k

10k

47k

D6A9D5D4D3D2D1D0A16

220

220

220

R5206

R5207

R5208

HREQ

D/A0

D/A1

D/A2

SS

SCKB

C5307

0.1

CN531

QGF1205F1-06

DSP_REDY

DSP_CLK

DSP_COM

DSP_STAT

C5301
100/4

DSP_RST

CDTO

INT1

INT0

CDTI

D/A3

CCLK

IC511

AK4586VQ

R5113

IC532
NC7ST32P5-X

X531
NAX0275-001X

220

R5109

0

220

R5108

RX2

220

R5107

R5114

100

TPDB4

D/A2

10P

C5115

TPDB3

TPDB2

C5302

R5124

R5123

R5122

R5121C5122

C_CS

220

TPDB1

0.01

R5101

R5111

4.7

4.7

C5113

10/16

220

220

220

220

CDTI

CDTO

CCLK

220

220

220

R5325

R5326

R5327

R5328

IC531

UPD784215AGC194

C5106
10/16

R5106

R5105

R5104

R5103

R5102

C5105

0.1

C5104

0.1
C5103
27p
X511
NAX0322-001X
C5102
27p

C5101
10/16

C5114

0.1

PD/DA

PD

220

220

R5324

R5323

INT0

INT1

C5303

TPMODD

TPMODC

TPMODB

TPMODA

TPTDO

TPTDI

TPTCK

TPTMS

R5321
220

8.2k

R5309

10k

10k

R5305

R5306

D7

D8

C5220

0.01

D9

D10

D11

D12

D13

D14

C5221

0.01

D15

D16

D17

D18

D19

C5222

0.01

D20

C5223

0.01

D21

D22

D23

R5227
47k
R5228
47k
R5229
47k
R5230
47k

R5231
10k

MOSI

MISO

IC533

100p

C5306

SCK

TPCS4

TPCS3

TPCS2

TPCS1

NC7S04P5-X

R5315

R5314

R5313

LC531

RST

220

SS

220

HREQ

220

SCK

220

MOSI

220

MISO

8.2k

8.2k

R5311

R5310

10k

10k

R5307

R5308

D/A1

220

220

BCK

LRCK

220

47

MCK

TX

CDTI

CCLK

DA_CS

PD/DA

LRCK

D/A0

BCK

MCK

DA_CS

220

R5322

R5320

R5319

R5318

R5317

R5316

C5305

0.01

R5304

4.3k

C5304

0.01

8.2k

100p

R5303

C_CS

0.1

C5108

C5107

10/16

5

4

3

CN591

QGF1016F2-29W

0

2

R5951

0

R5952

0

R5953

0

R5954

0

R5955

0

R5956

0

R5957

0

R5958

0

R5959

0

R5960

0

R5961

0

R5962

0

R5963

0

R5964

0

R5965

0

R5966

0

R5967

0

R5968

0

R5969

0

R5970

0

R5971

0

R5972

To System control section CN203

R5973

R5974

R5975

R5976

0

0

0

0

C5901
220/6.3

C5902
47/6.3

TUNER_L

TUNER_R

SCART_L

SCART_R

HP_L

HP_R

VOL_CLK

VOL_STB

VOL_DAT

DSP_CLK

DSP_STAT

DSP_COM

DSP_REDY

DSP_RST

C5904

X

C5109

0.1
C5110

0.1
C5111

2.2/50

C5903

0.1

OUT_SB

OUT_C

OUT_LFE

OUT_SL

OUT_SR

IN_L

IN_R

OUT_R-

OUT_R+

OUT_L-

OUT_L+

C5121

0.1

10/16

R5112

C5112

R5110

0.1

18k

IC512
AK4382AVT-X

C5308

0.1

R5329
1k

INT0

Q532
KRC107S-X

C5309

0.01

R5330
10k

TEST

C5219

0.01

220

R5209

D/A3

C5202

10k

R5210

A15

A14

A13

A12

A11

A17

C5218

10k

220

220

220

0.01

R5212

R5214

R5213

R5211

BCK

DATA

LRCK

D5901

A10A8A7A6A5A4A3A2A1

C5217

0.01

0.01

IC521

DSPC56367PV150

C5203

47k

0.01

C5204

R5232

R5216

0.01

C5932
470P

C5921

2.2

C5922
470P

C5911

220

R5215

MCK

C5216

0.01

0.01047k

C5205

R5233

R5217

TPPB14

IC593
MM1561KF-X

IC592
MM1563DF-X

IC591

220

R5218

MCK

C5215

0.01

R5219

C5912

47K

R5234

TPPB13

C5933C5931

C5923

C5913

R5235

TPHA9

12.2

1

R5911

R5236

TPHA8

0

TPHAD7

TPHAS

1SS355-X

D5902

C5214

0.47

TPHAD5

TPHAD6

1SS355-X

D5903

R5931

C5934

A0

R5226

47k

R5240

CE

R5239

RAS

0

0

0

R5238

READ

WRITE

0

R5237

R5225

C5213

0.01

47k

R5224
47k

R5223
47k

C5211

0.01
C5210

0.01

C5224

0.01
R5221
10k

C5209

C5208

0.012

0.01
C5207

0.01

C5206

0.01

R5220
47k

RST

0

LC591

C5935

0.1

220/4

C5212

0.01

C5201

220/4

TPHAD0

TPHAD1

TPHAD2

TPHAD3

TPHAD4

R5201
0

LC521

IC522
NC7SU04P5-X

R5222

X521
NAX0308-001X

1M

A11DATA

A9

A8

A13

A14

A17

WRITE

A16

A15

A12

A7

A6

A5

R5241

0

LC524

0.1

220/4

C5242

C5241

A16

A14

A12

A7

CE

D0

D1

C5252

0.1

D2

D3

WRITE

A6

A5

A4

A3

R5251

0

C5251
220/4

LC525

A16

A14

A12

A7

CE

D8

D9

C5262

0.1

D10

D11

WRITE

A6

A5

A4

A3

R5261

0

C5261
220/4

LC526

A16 A15

A14

A12

A7

CE

D16

D17

C5272

0.1

D18

D19

WRITE

A6

A5

A4

A3

R5271

0

C5271
220/4

LC527

IC524

39VF0207CWHQ01

IC525
IS63LV102410K-X

IC526
IS63LV102410K-X

IC527
IS63LV102410K-X

1

2-6

Digital (Audio) signal

Audio signal

HAB C DE FG