Sony HBD-E370/E470/ E570/E870/T57 service manual IC1003, Schematic Diagram MB-134 Board 9/13

HBD-E370/E470/E570/E870/T57

5-15. SCHEMATIC DIAGRAM - MB-134 Board (9/13) -

• See page 67 for IC Block Diagrams.

• See page 77 for IC Pin Function Description.

1

2

3

4

5

6

7

8

9

10

11

A

MB-134 BOARD

(9/13)

DACOUT1

A33

C33

DACOUT2

B32

DACOUT3

A31

JL1001

DACOUT4

IC B/D

C31

JL1002

B

DACOUT5

IC1003

D30

DACOUT6

R1011

R1010

VIDEO AMP

150

150

IC1003

E31

R1012

MM1797CVBE

AVDD33_VDACR

H32

150

0.8

3.3

Vin

Vcc2

16

R1031

R1035

AVSS33_VDACR

1

R1007

3.3

2

Vcc1

V out

15

1

75

0

G31

150

0.7

Pr in

SD/HD

14

0

R1028

R1032

AVDD33_VDACY

3

C

H30

R1009

1.6

4

Bias

Pr out

13

0

75

0

AVSS33_VDACY

C1002

150

0.7

5

Pb in

GND

12

R1029

R1033

J904

D32

0.1

R1008

-5

6

Vee 1

Pb out

11

0

75

0

AVDD33_VDACBG

VIDEO

F32

150

0.8

0

AVSS33_VDACBG

7

PY in

PY out

10

OUT

3.3

-5

R1030

R1034

8

Mute

Vee 2

9

E33

C1016

0.1

75

0

DACFS

JL942

R1005

R1006

C1012

0.1

PR/CR

JL941

2.2k

0

C1009

1

JL940

C1010

0.1

D

C1001

COMPONENT

IC101

47

C1015

0.1

PB/CB

VIDEO OUT

(10/15)

10V

JL944

C1006

1

Y

BD DECODER

JL946

IC101

C1017

CXD9983GG (E370: US/E470/E570/T57)

CXD9984GG (E370: CND, AEP, UK/E870)

47

CSP

10V

(Chip Size Package)

C1014

C1018

47

22

E

10V

10V

12

XVMUTE

FORMAT1

MB-134

R1016

BOARD

(10/13)

1k

(Page 44)

IC B/D

6.3

3.3

3.3

IC B/D

29

IC1001

5

4

5

4

IC1002

F

PCONT2

VI

VO

CS

CTL

MB-134

PCONT3

+3.3V REGULATOR

-5V REGULATOR

BOARD

IC1001

IC1002

(13/13)

NJM2878F3-33(TE2)

CTL

GND

NC

GND

VO

NJM2828F3-05

(Page 47)

VI

1

2

3

1

2

3

3.3

-7

-5

28

DAC3.3VA

G

UNSW-6V

UNSW6V

R1013

MB-134

C1004

1k

C1008

BOARD

1

0.1

(3/13)

GND

(Page 37)

Note: IC101 on the MB-134 board cannot exchange with single. When this part is damaged, exchange the entire mounted board.

HBD-E370/E470/E570/E870/T57

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