Toshiba 52HM85 User manual

SERVICE MANUAL

Projection Television

52HM85

62HM85

FILE NO. 020-200506

Published in Japan Jun. 2005 (YC)

TOSHIBA CORPORATION 2005

CIRCUIT BLOCK DIAGRAM

(1/52)

0.6

1/6P470

PLUG 11P

PLUG 3P Black

JACK 7P

RKA104S\\RN2404

PLUG B-B 46P TAIKO

75 75

B1000p

0.1uF

10uH

100

757575

16V10

KTC2875B\\2SC3326B

16V10

22k

4.7k

2SC1740S

10V470u

16V100

JACK 10P

JACK 2S6P

TLB106

GJ05

GJ02

GJ04

GJ03

GJ01

RV85

RV86

PB60

PS01

PV03

QS05

BB70

R265 R266R264

CV39

CV38

CV30

LV13

RV61

RV89

R288R287R286

RV40

RV36

RV35

RV43

RV42

RV41

CS30

CS29

QS07

QS06

CS28

RS38

RS37

RS34

RS35

RS36

QV48

CV27

CV29

PV02

PV01

2 JACK9P

JACK7P

HDMI

HMX85

HM85

HDMI-2-L

HDMI-2-R

5V2

GND

9V1

GND

L_VARI

R_VARI

GND

A_MUTE

213

GND

from HDMI

GND

(5V1)

(TXD)

(IRBL_SW)

(DB_ON/OFF)

(IRBL_OUT)

(DB_RST)

(RXD)

(HEAD)

GND

(V_RIGHT)

GND

(V_LEFT)

GND

SDA1

SCL1

GND

L_AV

GND

R_AV

GND

L_TV

GND

R_TV

GND

RESET_IMA

GND

V_TV

A_TV2

GND

V_TV2

GND

TUNER_GND

VARIABLE

MONITOR

GND

to FRONT

810

GND

S-SW

HDMI-1-R

HDMI-1-L

EXT-2

EXT-1

HD-2

HD-1

R_HDMI 1

R_HDMI 2

L_HDMI 1

L_HDMI 2

5V2

9V1

L_CS2

PR_CS2

L_TV

R_AV

L_AV

SCL1

SDA1

RESET_IM A

R_TV

V_TV

A_TV2

V_TV2

L_E3

R_E3

C_E3

Y_E3

SW_E3

V_E3

V_MONI

PB_CS2

Y_CS2

Y_CS1

PB_CS1

PR_CS1

V_E2

S_SW_E2

Y_E2

SC_E2

V_E1

S_SW_E1

Y_E1

SC_E1

R_MONI

L_MONI

L_E1

R_E1

R_CS2

R_CS1

L_CS1

R_E2

L_E2

4-E8

000

52HM85/62HM85

BACK AV (1/5)

SHEET-1/5

(2/52)

L10

L11

R11

R10

VCC

LOUT1

ROUT1

LOUT2

ROUT2

ROUT3

SCL

GND

LOUT3

BIAS

MUTE

ADR

SDA

19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36

18 17 16 15 14 13 12 11 10 987 65 4 321

B6.3V2.2u

5.6k

MM1631AJBE

0.01

2SC4081-Q\\2SC4116Y

5.6k

100

5.6k

1.8k

100

2.2k

2SC4081-Q\\2SC4116Y

5.6k

100

5.6k

100

5.6k

1005.6k

5.6k

6.8k

5.6k

100

5.6k

16V47

5.6k

2.2k

2SC4081-Q\\2SC4116Y

5.6k5.6k

100

16V22

CS10

CS11

CS07

CS08

CS05

CS06

CS09

CS16

CS17

CS15

CS18

CS13

CS14

CS12

CS03

CS02

CS01

CS04

RS18

RS17

QS01

CS25

QS03

RS31

RS12

RS21

RS07

RS30

RS27

RS33

QS04

RS10

RS24

RS16

RS03

RS14

RS04RS05

RS11

RS29

RS02

RS09

RS23

RS15

CS26

RS13

RS06

RS32

QS02

RS01RS08

RS22

RS28

CS27

L_HDMI2

R_HDMI 2

9V 1

L_E2

A_TV 2

L_A V

L_MONI

R_CS1

L_HDMI1

SCL 1

L_TV

R_E2

R_TV

R_HDMI 1

L_E1

R_E3

R_CS2

SD A1

R_E1

L_E3

R_ AV

L_CS1

L_CS2

R_MONI

4-E8

4.6

9.0

4.5

9.0

3.9

4.5

9.0

3.9

4.5

5.0

4.6

52HM85/62HM85

BACK AV (2/5)

SHEET-2/5

(3/52)

VIN

CYOUT1/YOUT1/VOUT1

SCL

SW3

CY4

L13

PR2

S2-3

S-2

S2-2

S-1

S2-1

GND

VOUT

PBOUT1/COUT1

PROUT1

VCC

CYOUT2/YOUT2/VOUT2

PBOUT2/COUT2

PROUT2

VCC

VOUT4

COUT3

DCOUT

YOUT3

VOUT3

VCC

SDA

GND

PR4

PB4

L12

L22

L32

CY2

PR1

SW1

PR3

SW2

CY3

PB3

L33

L23

PB2

L31

PB1

L21

CY1

L11

GND

BIAS

ADR

S-5

S2-5

VCC

S-4

S2-4

S-3

414243444546474849505152535455565758596061626364

242322212019181716151413121110987654321

12k

180

10k

2SC4081-Q

MM1630XQ

100

22K

100

B10V1u 100

OPEN

B10V1u

100

16V22

B10V1u

25V0.1

100

OPEN

100K

OPEN

5.6K

MA8068-M

OPEN

PLUG 8P

2SC4081-Q

100

2SC4081-Q

100

2SC4081-Q

100

B10V1u

5.6k

25V0.1

100

100 B10V1u

B10V1u

25V0.1

100 B10V1u

OPEN

22uH

16V100

100

B10V1u

OPEN

100

B10V1u

OPEN

B10V1u

OPEN

100

OPEN OPEN

100

100K

OPEN

5.6K

25V0.1

OPEN

MA8068-M

100K

OPEN

B10V1u

2SA1576A

2.2k

OPEN

100

OPEN

100 B10V1u

B10V1u

100

OPEN

OPEN 100

OPEN

F 0.1

100

2SC4081-Q

OPEN

100

RV335

RV333

RV334 QV009

QV01

RV09

RV38

RV331

CV250 RV324

DV242

CV249

RV147

RV148

CV72

CV02

CV13

RV12 DV1 1

DV09

RV32

DV10

RV07 DV0 7

DV05

DV01

PV14

QV007

RV001

QV008

RV009

QV005

RV005

RV006

QV006

RV003

RV004

RV002

R010

CV06

CV14

RV14

CV15

RV15

RV17

RV11

RV08 CV05

CV11

CV03

CV04

RV01 CV01

LY5 0 4

LY503

CV70

RV06

RV03

CV253

CV247

CV246

DV25 8

R347

CV254

DV24 4

CV255

DV24 9

R348

RV330

RV19

DV02

DV19

RV22

RV34

DV15

RV21

CV10

DV21

DV14

RV33

DV243

CV47

QV91

RV23

RV24

DV25 6

RV325

DV25 7

RV346 CV245

CV251

RV323

DV241

RV39 RV3 7

DV03

CV71

RV10

RV008

QV004

RV007

DV25 0

RV332

GND 7

GND 5

VD_HDMI 2

HD_HDMI 1

GND

6CB

GND

PR_1

SUB_COMB_VIDEO

RESET_IMA

V_SUB_MC

SUB_SC

SUB_SY

PB_CD_SUB

PR_CD_SUB

Y_CD_SUB

V_AV

PB_1

C_AV

HD_HDMI

VD_HDMI

V_TV2

GND

Y_CS2

PR_CS2

PB_CS2

Y_CS1

PR_CS1

PB_CS1

V_E3

S_SW_E2

V_TV

GN D

C_E3

Y_E3

SW_E3

V_E2

Y_E2

Y_E1

SCL1

V_MON I

V_E1

9V1

SDA1

SC_E1

S_SW_E1

SC_E2

HD_HDMI

VD_HDMI

V_SUB_MC

V_AV

PB_1

C_AV

PR_1

V_TV2

Y_CS1

PB_CS1

PR_CS1

Y_CS2

PB_CS2

PR_CS2

5.5

3.9

1.25

1.95

1.25

1.95

1.25

1.95

52HM85/62HM85

BACK AV (3/5)

SHEET-3/5

(4/52)

1510 12119131416

42375681

2468 151412 1310 1197531

2829 2627 2425 2223 2021 1819 161730

OPEN

100

2SC4081-Q

3.3k

2SC4081-Q

12K

10k

OPEN

26FE-ST-VK-N

2SC4081-Q

3.3k

16V47016V470

0.1uF

6.3V1000 6.3V1000

100

2SC4081-Q

2SA1576A

2.2k

0.1uF

OPEN

2SA1576A

1.5k

1.8K

0.1uF

2SA1576A

10k

4.7k

2SA1576A

0.1uF

3.9K

OPEN

10k

2.2k

4.7k

OPEN

10uH

TC90A45F

B25V0.01

OPEN

B25V0.01 16V1u

TEM2134AD

2SA1576A

39p

B25V0.01

47p RM73B1H221JD

B25V0.01

100

OPEN

1.5k

RM73B1HR00OD

OPEN

TEM2120M

25V0.1

TEM2134AD

100p

OPEN

2.2k

18p

3.3k

RM73B1HR00OD

180p

RM73B1H821JD

3.3k

TA1383FG(DRY.EL)

TCR1023

2SC4081-Q

12p

B2200p

2SA1576A

B16V1.0u

470

B25V0.01

10k

OPEN

3.3k

0.1uF

OPEN

0.1uF 2SA1576A

KESTU

100

KETSU

2SC4081-Q

100

1.5k 2SA1576A

B25V0.01

2.2k

B16V0.22_K

2SC4667

B25V0.01

1.5k

4.7k

2SA1576A

2.2k

12k

10k

100p

100

30K OPEN

OPEN

1.5k

100

4.7k

TEM2120M25V0.1

16V100u

10uH OPEN

RY535

RY536

RY541

LY5 0 6

LY5 0 5

RY596

RY595

RY594

RY593

RY589

RY588

RY584

QY522

RY583

RY582

RY573

QY518

RY576

RY575

RY577

RY587

RY586

PV04

QY509

RY534

RY533

RY578

RY507

CY540CY539 CY508

CY541 CY538

RY579

RY580

QY506

QY513

RY528

RY527

CY524

CY513

CY525

CY536

QY514

RY543

RY551

CY526

RY524

RY523

QY512

RY585

RY516

QY511

CY502

RY542

CY535

RY590

RY525

RY526

RY517

LY013

LY012

QY100

CY104

CY118

CY114 CY101

LY103 QY103

CY115

CY105

CY106

CY116

LY1 0 5

RY102

CY111

CY113

LY104

RY101

QY510

RY515

RY110

RY519

RY514

CY107

LY102

CY108

LY112

CY109

LY100

CY110

RY107

CY117

RY109

RY106

CY112

RY105

RY550

QY501

XY502

QY508

CY505

XY501

CY504

RY531

RY548

QY516

CY517

RY561

CY516

RY502

RY530

RY581

RY560

CY515

CY518

CY514 QY515

RY547CY591

RY592

RY591

CY590

QY101

QY102

RY103

QY507

RY532

RY529

RY104

RY513 QY504

CY506

RY511

RY512

CY512

QY502

CY501

RY510

RY509

QY503

RY508

RY505

RY504

CY582

RY520

RY521

RY501 RY503

CY537

RY552

RY545

RY518

LY101 CY103

CY102

LY501 LY50 2

GND_1

GND_2

Cb OUT

APC FIL.

Cr OUT

X'TAL

Y3/G IN

Cr/R IN

Cb/B IN

HD OUT

C1 IN

D GND

C2 IN

GND2

C1IN

MONITOR

HD IN

AFC

Y2 IN

SYNC OUT

Y1 IN

VD IN

D-SYNC2 IN

FSC

Y OUT

VD OUT

SCL

ADD.

GND1

SDA

26 GND

VD_2

20 PB_2

PB_1

GND

C_AV

GND

V_SUB_MC

GND

V_AV

PR_1

Y_2

PR_2

HD_2

HVCO

V_SUB_MC

GND

C_AV

PB_1

PR_1

V_AV

GND

SUB_COMB_VIDEO

GND

PR_CD_SUB

PB_CD_SUB

Y_CD_SUB

SUB_SY

VD_HDMI

HD_HDMI

GND

SUB_SC

SDA1

SCL1

5V2

9V1

1-B6

3-A2

GND_1

9V1

C_AV

PB_1

PR_1

GND

VD_2

HD_2

GND

V_SUB_MC

Y_COMB_S

GND_2

V_AV

GND

Y_2_2

PB_2_2

PR_2_2

VD_HDMI

HD_2

GND

Y_CD_SUB

GND

PB_CD_SUB

GND

SUB_COMB_VIDEO

GND

SUB_COMB_VIDEO

PR_CD_SUB

PB_CD_SUB

GND

Y_CD_SUB

SUB_SY

GND

SUB_SY

PB_2_2

HD_HDMI

GND

C_COMB_S

SUB_SC

GND

C_COMB_S

SDA1

SCL1

HD_HDMI

PR_2_2

SUB_SC

Y_COMB_S

PR_CD_SUB

GND

Y_2_2

VD_HDMI

KETSU

PL-27

PL-15

PL-33

KETSU

1.9

2.6

2.9

3.6

1.67

2.37

1.9

3.6

2.6

1.95

1.25

1.95

1.25

1.95

1.25

3.1

2.4

3.9

3.7

3.9

3.7

1.25

1.95

1.25

2.1

1.9

2.3

3.9

3.1

2.3

1.9

2.4

1.25

3.2

52HM85/62HM85

BACK AV (4/5)

SHEET-4/5

(5/52)

17FE-ST-VK-N11FE-ST-VK-N

5P_2.5mm_1.5A_Beige

11P_2.5mm_1.5A_Beige

5P_2.5mm_1.5A_Beige

6P_2.5mm_1.5A_Beige PX19

PX18

PJ60

PJ61

PJ63

PJ64

SCL31

3.3V

SDA3

RESET

GND2

SDA3

RESET

3.3V

GND

SCL3

WRDETWRDET

GND GND

RESET RESET

CNVSS CNVSS

TXD TXD

RXDRXD

SCLK

BUSY

EPMEPM

3.3V3.3V

1111

1010

2RXD RXD2

5BOOT

BOOT5

GND4

GND

SCL

RESET4

5SDA

5V-1

RESET 10

6 RESETRESET 6

GND

SCL

SDA

GND

3 TXDTXD 3

15V-115V-1

52HM85/62HM85

BACK AV (5/5)

SHEET-5/5

(6/52)

R892

BB20

BB10

BB71

3R330

BB 16P PLUG

SOCKET B-B 46P TAIKO

11V

AUDIO GND

AUDIO Vcc

AUDIO GND

GND14

9V115

13 GND

16 9V1

5V211

5V212

7 AUDIO Vcc

6 AUDIO Vcc

NC9

8 AUDIO Vcc

GND

5V1

SP_MUTE

MUTE_E

MUTE_A

MAIN_AFT

ACP

POWER

GND

SCL1

SDA1

L_VARI

A_MUTE

R_VARI

9V1

5V2

GND

V_TV2

GND

A_TV2

TUNER GND

V_TV

GND

RESET_IMA

GND

R_TV

GND

L_TV

GND

R_AV

GND

L_AV

GND

SCL1

SDA1

GND

5V1

GND

to POWER

GND

PIP_AFT

GND

TUNER32V

to BACK-AV

MAIN_AFT

MUTE_E

SP_MUTE

MUTE_A

11V

5V2

GND_A

A_VCC

9V 1

SCL 1 DA1

L_VARI

A_MUTE

R_VARI

R_TV

L_TV

V_TV

V_TV2

A_TV2

RESET_IMA

L_AV

R_AV

TUNER32V

PIP_AFT

3-C8

52HM85/62HM85

IF AUDIO (1/3)

SHEET-1/3

(7/52)

VIDEO OUT

32V

SIF OUT

MPX OUT

AFT

SDA

SCL

IF OUT

RF AGC

NC(SW2)

NC(SW1)

87 10 119 15 1716141312654321

AGC

1 3 5 7 10 1198642

SDA

ADR

SCL

32V

GND

+9V

VIDEO OUT

ADR SEL(S)

PIP IN

PIP OUT

ADR SEL(IF)

SW1

RESET

L-OUT

R-OUT

W OUT

SW2

TV-R

R IN

L IN

TV-L

GND

SDA

+9V

GND

SCL

+5V

RF AGC

IF IN

272625242322212019181716151413121110987654321

G102

G101

RY161

CY161

QY160

Q172

LY101

GR175

DY102

GJ151

R155

Q154

R154

Q153

R152

R151

R150

Q152

Q151

GJ150

C107

GJ170

HY01

R174

CY102

RY160

CY160

H001

CY105

LY102

LY103

R173

H002

R153

C101

PV35

P803

D894

D895

D896

D897

D898

D101

GJ105

GJ106

C102

C103 C106

C105

D102

GJ103

C108

GJ104

C109

P105

GR02

L103

L101

L104

GR103

TP-12

C110

150

100

OPEN

KTC4075Y-RTK

TLN3278GH

OPEN

10k

5.6k

3.3k

KTC4075Y-RTK

KTA2014Y

OPEN

16V220

0.6

ENG36A18GF

27k

10V220

470

0.039

ELA52LX5

1000p

2.2

10k

MVUS51A

OPEN

50V3.3

MTZJ6.8A

SHORT

OPEN

10V220

OPEN 50V4.7

1000p

OPEN

10V220

OPEN

25V0.1

OPEN

TRF4470AT

68u

OPEN

SHORT

16V100u

SELECT Digital

+9V

SELECT Analog

GND

YEL +9V

BLK GND

WHT SELECT

GND

R_AV

L_APRO

GND_A

R_APRO

GND_A

L_AV

GND

9V1

SDA1

SCL1

TUNER32V

5V2

GND

R_TV

L_TV

RESET_IMA

MAIN_AFT

V_TV

A_TV2

V_TV2

PIP_AFT

GND

1-B6

3-D2

++ + +

L_TV

R_TV

SDA1

SCL1

9V1

SCL1

SDA1

SCL1

5V2

SCL1

SDA1

OPEN

TO ANT GND to P804

52HM85/62HM85

IF AUDIO (2/3)

SHEET-2/3

(8/52)

765

243

OUT-2(+)

OUT-2(-)

MUTE

IN-2

Standby

OUT-1(-)

GND-1

OUT-1(+)

Vcc

GND-2

Pre GND

IN-1

24 7610912118531

R602

C621R621

C603

C604

C622R622

R601 C601

C602R604

R603

Q664 R675

R674

C667

C665

C663R673

R672

Q663

C661

R661 R662

Q661

R676

R665

R666

R668

C662

R663

Q662

R677

C666

R667

R671

C683

C607

Q614

D613

D614

C612

Q612

R682

R681

R697

D608

R612

D605

C605

R688

R627

D607

D616

C606

Q613

R626

D602

D617

C682

R613

R615

D603

D611

R693

R611

R614

D612

D604

Q601A

C684

D615

R699

D609

P106

Q601

C608

Q681

D628

R698

D601

R683

R616

Q682

R610

D606

R687

C680

C681

R684

R609

8.2k

B25V8200p390

50V4.7

B25V8200p390

8.2k B1200p

B1200p1.2k

1.2k

RKA104S\\RN2404

OPEN

4.7k

16V10

50V0.01

50V10

8.2k33k

BA4558

50V4.7

1k 33k

KTC2875B\\2SC3326B

100k

22K

47k

50V10

8.2k

KTC2875B\\2SC3326B

100k

50V4.7

22K

25V100

KRC106S\\RN1406

1SS355-TE17\\MA111

25V220

KTA2014Y\\2SA1576AT106\\2SA1586-Y

47K

2.2k

1R560

1SS355-TE17\\MA111

2.2k

1SS355-TE17\\MA111

50V10

220k

22k

1SS355-TE17\\MA111

50V10

KTC4075Y\\2SC4081\\2SC4116Y

22k

1SS355-TE17\\MA111

50V2.2

22k

100k

1SS355-TE17\\MA111

CHIP-JP

10k

1SS355-TE17\\MA111

HEATSINK (NEW)

25V47

1SS355-TE17\\MA111

10k

1SS355-TE17\\MA111

PLUG 4P

AN7580

50V10

KTC2875B\\2SC3326B

MA8120-M\\MA8120-H\\MA8120-L

10k

1SS355-TE17\\MA111

22K

8.2k

KTC2875B\\2SC3326B

22k

1SS355-TE17\\MA111

10k

35V2200

B50V0.01

22K

56k

R-VARI

L-VARI

5V=MUTE-ON

18V

R_SPK

L_SPK

to SPEAKER

L_SPK(-)

L_SPK(+)

R_SPK(-)

R_SPK(+)

5V2

GND_A

L_APRO

GND_A

A_VCC

R_VARI

GND

R_APRO

GND_A

L_VARI

A_MUTE

11V

SP_MUTE

MUTE_A

MUTE_E

2-D3

3-D2

3-E6

3-C8

1-C3

3-E6

3-D2

L_APRO

REF

12V

R_APRO

5V2

MUTE_E

MUTE_A

GREASE

Q601C

SCREW

Q601B

06.26.2

6.26.26.2

6.2

12.5

10.1

9.6

9.018.9 09.05.300009.009.0

2.0 0.6

52HM85/62HM85

IF AUDIO (3/3)

SHEET-3/3

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