Sony HBD-E370/E470/ E570/E870/T57 service manual IC400, Schematic Diagram REG Board

HBD-E370/E470/E570/E870/T57

5-34. SCHEMATIC DIAGRAM - REG Board -

• See page 67 for IC Block Diagrams.

1

2

3

4

5

6

7

8

9

10

11

A

REG BOARD

IC B/D

IC400

+3.3V REGULATOR

IC400

TK11133CSCL-G

3.3

1

CONT

Vin

5

4.2

CN403

B

1.3

2

GND

3.3

12P

3

NP

Vout

4

1

EN

R406

1k

2

NC

CL412

3

P_CONT1

4

D+3.3V

C412

C415

5

E+4V

N

1000p

1

6

6V

7

DGND

MAIN

CN400

8

MGND(FAN)

BOARD

C

(2/5)

13P

9

14V

CN506

CL400

P.CONT1

1

D406

D407

L401

10

A12V

(Page 55)

NC

2

11

AGND

CL401

EK19LF-F7

EK19LF-F7

13.4 S

13.4

4.7uH

CL418

EN

3

12

BD_PCONT

CL402

E+4V

4

C428

CL404

0.01

6V

5

R417

Q402

Q

33k

RSR25P03TL

9

C409

C403

6V

6

CL405

1

0.1

D-GND

7

R404

CL406

C404

C405

R422

R420

Q401, 402

D

POWER

FAN-GND

8

0

CL407

0.1

470

47k

68k

B+ SWITCH

BOARD

25V

Q401

CN906

V-GND

9

D405 UDZSTE-1733B

CL408

CL422

D402

0

RT1N141M-TP-1

(Page 65)

-9V

10

CL409

UDZSTE-1713B

3.1

14V

11

CL410

12V

12

C431

R423

R421

C426

R415

CN402

CL411

220

47k

1k

220

47k

13P

A-GND

13

35V

25V

CL419

1

UNSW12V

2

NC

E

CL414

3

FE_UNSW12V

4

FE_GND_M

CL420

5

GND

R411

E

C400

C401

1k

6

GND

ET400

R402

0.1

220

E

0

16V

7

FE_UNSW6V

MB-134

8

D403

UNSW6V

CL417

CL416

C411

C414

BOARD

(CHASSIS)

UDZSTE-1718B

IC B/D

IC402

1

9

UNSW6V

(3/13)

1

10

UNSW6V

CN303

-7V REGULATOR

CL415

(Page 37)

11

UNSW-6V

IC402

F

TK72270CS

CL421

12

GND

3.3

-7

13

GND

CONT

Vout

-9.7

1

5

C408

2

Vin

1000p

-1.2

3

NP

GND

4

HBD-E370/E470/E570/E870/T57

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