Hitachi 29-TF751 Service Manual

7654321

SCL2

SDA2

SDA1

D

SCL1

8

D

TU TU.Sch

MPX-L

MPX-R

C

B

AV AV.Sch

MPX-L

TEXT TEXT.Sch

MPX-R

SW-L

SW-R

YUV-SW

EXT/CIN

SW-R

TU8V

2-H

SDA2

SCL2

RFAGC

SDA1

SCL1

4.5M-H

FBT12V

VIF

SIF

BT

TU5V

R-OUT

L-OUT

CBIN CRIN

TV/YIN MON-V

TV-A TV-V

TU5V

8V

L-OUT

R-OUT

SDA1

SCL1

S-SW

SDA2 SCL2

SDA1 SCL1

VCJ VCJ.Sch

RFAGC

VIF SIF BT TU5V

CBIN CRIN EXT/CIN TV/YIN MON-V TV-A TV-V

4.5M-H AFT

DEFL DEFL.Sch

FBT12V

X-RAY1

FBP

X-RAY2

H-OUT

MONITOR

TEXT VCC

V-RAMP

V-RAMP F/B

V-RAMP

V-RAMP F/B

TU8V

8V

X-RAY1

ACL

STBY12V

MCU5.7

RESET

FSC

PONCN

SCL1

SDA1

CLKCN

FSTBLK

VSYNC HSYNC

SDA2

SCL2

FBT27V

FBT12V STBY15V ACL_OFF

P-ACL

ACL

MICON MICON.Sch

RESET FSC PONCN SCL1 SDA1 CLKCN

R G B

FSTBLK R G B VSYNC HSYNC MONITOR SDA2 2-H SCL2

MCU5.7 ACL_OFF

POWER POWER.Sch

ALARM S-MUTE

TEXT VCC FBT27V FBT12V L-OUT R-OUT

50/60

S-MUTE

X-RAY1 X-RAY2

YUV-SW

AFT

ALARM

STBY15V STBY12V

S-SW

P-ACL

4.5M-H

C

B

OE

50/60

A

1 2 3 4 5 6 78

B4

STBY15V STBY12V

B4

Title

Date: 12-May-2005 Sheet of File: F:\DESIGN DO CUMENT\T1\c ircuit diagram\29 inch flat\T1 ES4.ddbDrawn By:

MITSUBISHI ELECTRIC ENGINEERING PWB-MAIN TOP

Number RevisionSize

A3

A

B

K201

e

no use K202 no use

7654321

ACL_OFF

8

EXT/CIN TV/YIN

D

C

B

CBIN CRIN

SIF

TV-A

TV-V

RFAGC

VIF

4.5M-H

X-RAY1

BT

V-RAMP V-RAMP F/B

FBP H-OUT

X-RAY2

AFT

K275 *

K273 *

R276 * 820

K212 *

C258 * 180P 50V

K272 *

Q203

* 2SC1906, 2SC5395-E,F

R218 * 470

R219 * 1K, 330

R220

3.3K

C221 2200P

R221 1K

D211

C239 160V 1

D212 EU2A

R275 * 100

R225 * 100

R222 680

R223

2.2K

R238 1W 4.7K

R226 330

D210 R224 1K

Q204 2SC5395-E,F

R240 56K

! !

R239 15K-F

R201 75

C201 10V 470

C222 50V 1

X202 K7252M

IN1SW2GND3O14O2

C240 no use

TP99TP98

!

R241

C241

15K-F

50V 1U

R242

33K F

R202 75

C202

R204

0.1

100

R203

C203

100

0.1

D201

D202

no use

C234A Poly 0.022 *

C227

0.1 C225 Poly 0.22 MMF

C226 Poly 0.22 MMF

5

R227 no use

R205 no use

R228

1/2W 10M

Poly 0.1

C231 no use

C230 no use

C223 22 CH

K224

C224 50V 0.47

C229

0.01 C228

0.22

L202 no use

C234 50V 1

C232 2700P

C233

TP13

MMF

R206 no use

MMF

C235 no use

R230 22K

R229 no use

K203

K204

49 50 51 52

53 54 55 56

57 58 59

60 61 62 63

64

C204 no use

5.7V REG OUT SIF MIXER F/B SECAM BELL F/B AUDIO BYPASS

SECAM PLL F/B FM DIRECT OUT VIF VCO F/B

SIF GND VIF GND VIF VIDEO OUT RF AGC OUT

VIF APC FILTER PAL ID FILTER IF AGC FILTER VIF IN(1)

VIF IN(2)

C242 50V 1 Poly

C205 no use

48

INTER CARRIER OUT

VRAMP CAP

1

C243

C244

0.01

K217 no use

R277 220

47

8.7V REG OUT

2

C206

0.01

46

Cr IN

C245

D220 HZS9A2

45

Cb IN

SIF Vcc4VIF Vcc3AFT OUT

16V 100

L201 33

44

Hi Vcc

5

C246 no use

R207 no use

R208

K218

C248

40

Poly 0.018

R246 10K

6.8K

C211

0.01 C213 50V 1

K205

C212 50V 1

38

39

EXT/C IN

DRIVE Vcc

VIDEO/CHROMA Vcc

C255 16V 100

R247 10K

C209

10V 470

C208

0.01

C210

50V 1

C207 180P CH

43

41

42

TV/Y IN

VREG Vcc

DDS FILTER

I201

!

M61262BFP

AFC FILTER

V.RAMP F/B6V.RAMP OUT

DEF GND8LOGIC GND9FBP IN10H OUT11DEF Vcc12VDD DECOUPLING13R OUT14G OUT15B OUT

7

C247

50V 1

R244

6.8K

R243 27K

D213 HZS5C1

R245 1/2W 10K

37

D214A

D215A D216A

C214

0.015

CHROMA APC FILTER

C256

0.01

C215 220P CH X201

4.43MHz

K206

36

35

DRIVE GND

VIDEO/CHROMA GND

C249

0.01

34

X-TAL4.43

C216

R209

0.1

47K

33

ACL/ABCL

MCU5.7V OUT

Y SW OUT

MCU RESET

P-ON CONTROL

CLK CONTROL

FAST BLK

V PULSE OUT

INV FBP OUT

MONITOR OUT

HVCOF/B

16

R248 120K

FSC OUT

SCL SDA

R IN G IN

B IN

C257

0.01

R210 47K

R249

2.2K R250

2.2K R251

2.2K

D214 D215 D216

R211

2.2K

C236

0.01 R252

2.2K

R212 22K

32 31 30 29

28 27 26 25

24 23 22

21 20 19 18

17

2SA1993-E,F

K207

R231

no use

R232 1M

R213 22K

Q201

C238 * C237 *

K277

K220

R233 100

R234 100

R278 no use

D219

R253 10K

K221 no use

K208

K209

R235 no use

D203

R214 100

K279

C217

R237 100

C250 16V 100

C251 16V 100 105C

10V 470

Q205 2SC5395-E,F

R256 1K

TEXT P.W.B. ASSY

123456789

R236 no use

R255 100

K281

no us

R254 100

K280

no us

D204

TP201

Q206 2SC5171

C252 50V 10

Q207 2SC2236-O,Y

C253 50V 10 105C

K213 * K214 *

K215 *

K216 *

R257 3W 390

R258 3W 270

D205 HZS12C1

Q202 2SC2236-O,Y

C218 16V 47

R216

1W 560 C219 10V 470

105C

R217

ERG3F 330H

R215 10K

C220 25V 1000

1011121314

K223

K105 no use

K282

D206 HZS9A2

D207

D209

D208 EU2A

15

2Vpp

TU8V

8V

X-RAY1

STBY15V

ACL

STBY12V

MON-V

MCU5.7

RESET FSC

PONCN SCL1 SDA1

CLKCN FSTBLK R G

B VSYNC HSYNC MONITOR

SCL2 SDA2

TEXT VCC

STBY12V

FBT12V

D

C

B

D217

TU5V

R259

R260

R261

100

L203

K219

10

no use

12345

A

1 2 3 4 5 6 78

E202 CON06

100

DL Y OUT 6

R262 no use

R263 no use

R264 no use

R265 no use

R266 no use

R267 no use

R268 no use

R269 no use

Q208 no use

Q209 no use

R271

no use

R270 no use

R272 no use

Q210 no use

R273 no use

C254 no use

R274 no use

no use

D218 no use

P-ACL

Title

MITSUBISHI ELECTRIC ENGINEERING VCJ

Number RevisionSize

A2

Date: 12-May-2005 Sheet of File: F:\DESIGN DOCUMENT\T1\circuit diagram\29 inch flat\T1 ES4.ddbDrawn By:

A

B

3

7654321

8

For 29" MODEL

R658 1/2W 470

L655

0.47

C663 47P CH

!

C659 200V 0.01

C660

0.01

R659 560

R660 68K

R667 68K

R686 560

R668 1/2W 47

Q659 2SA1930

Q660 2SC5171

R687 1/2W 47

C664

35V 47 R669 1/2W 2.7

R688 1/2W 2.7

C672 35V 47

D653 EU1

D654 EU1

L656 FB 2.3

C665 500V 47P

R670 2W 330

C673 160V 22

C666 160V 10

D

E652

1 2 3

CON03

E651

1 2

TN-50P-02-V1 E502

1

2

C

E505

D

C

B4

1

2

12V

3

L654 100

C668 16V 100

C667

16V 47

R674

2.7K

DQ661

R689 680

R675 1K

R676 680

Q661

R690 68

L657 33

C674 330P

C669 120P CH

R677 100

C657

0.01

R651 47K

R678 12K

C671 no use

R680 100

R684 no use

R653 1/2W 270

D652 D651

Q663

R685 100

Q657

R657 18

Q658

C658 25V 470

3

10

11

12

4

5

6

7

8

9

4

E654

!

I.C

G1

KG

G2

KR

H

KB

GND

B4B-XH-AM

V1

!

R

G

B

Anode

Focus

Screen

K651

L653 180

R683 3W 12K

R693 1/2W 560

Q655

R656

1.8K

Q652 2SC3620

Q653

C662

0.01

2SC3620

C654 1000P

Q656

B

E202

6 5 4 3 2 1

B6B-XH-AM

R671 100

R672 100

R673

8V

100

C661 16V 100

L652 180

R682 3W 12K

C655 1000P

R692 1/2W 560

Q651 2SC3620

Q654

R655

1.8K

L651 180

R681 3W 12K

C656 1000P

R691 1/2W 560

R654

1.8K

L663

100uH

L662

100uH

L661

100uH

R695

1/8W 18K

R697 1/8W 18K

R696 1/8W 18K

C675 2KV 2200P

K652

R666

R663

270

56

C653

A

1 2 3 4 5 6 78

390P

R665 270

R662 56

C652 390P

R664 270

R661 56

C651 390P

R694 1/2W 10

Title

Date: 12-May-2005 Sheet of File: F:\DESIGN DO CUMENT\T1\c ircuit diagram\29 inch flat\T1 ES4.ddbDrawn By:

MITSUBISHI ELECTRIC ENGINEERING VMCRT

Number RevisionSize

A3

A

B

NICAM P.W.B. ASSY

321

4

1

D

U101 ENV59K05G3

C

IF

-

+30V

NC

+5V

NC

SDA

SCL

ADRS

VC Mon.

AGC

9

8

7

6

5

4

3

2

1

TP12A

R101

K101

C103 50V 10

B

R105 27K

R106

TP12B

4.7K

R107

no use

C104

no use

R108 100

no use

C105 no use

R109 100

C101

6.3V 1000

L102 100

C106

no use

10

C107 50V 22

C106A Poly 0.01

11

TP11

D101 HZS33-1

130mAMAX

K177

L103 no use

K146 no use

C109 no use

Connect with Pin of Tuner packageConnect with Pin "-" of C106

2

3

4

5

6

7

R102 100

C108 2200P

8

R103

4.7K

R110

1.5K

9

10

R104 560

Q101

2SC1906 R111 22

L101

1.2

11

R112 no use

C102

0.01

12

13

K138 no use

L104

100 *

K276 no use

R-OUT L-OUT

2-H MPX-R

MPX-L

4.5M-H SW-R

SW-L FBT12V

SDA2 SCL2

SIF TU8V

VIF

TU5V

TO AUDIO OUT

TO AV-SW

FROM AV-SW

D

C

B

4mAMAX

BT

Axial type is required.

SDA1 SCL1

RFAGC

A

1 2 34

Title

A4

Date: 12-May-2005 Sheet of File: F:\DESIGN DOCUMENT\T 1 \c irc uit dia g ra m\29 inch flat\T1 ES4.ddbDrawn By:

MITSUBISHI ELECTRIC ENGINEERING TUNER

Number RevisionSize

A

B

1