SONY KV-BM212P42 SHEMATICS

4-1. BLOCK DIAGRAM

VIF SAW

3.3V

RESET

SIF SAW

MAIN

Power

Supply

RF Amp Tuner

TEQEZ X 904B

AGCin

12C

TV

L(Mono)

R

Video

L(Mono)

R

CV

L(Mono)

R

CV/YC

L(Mono)

R

G/Y

B/P

B

R/P

R

L

R

Fbl(RGBin)

24.576MHz

DVD/RGB

AV2

AV3

AV1

BUFFER

LNA CCT

OP Amp

OP Amp

S1

S2

TV

out

Radio

BPF

Mon

out

AV1

in

AV2

in

CV/YC

L(Mono)

R

AV3

in

RGB/

DVD

in

5V 30V

IF

24-5.VIF1~229~30.SIF1~2

115.P3.0

STBY

3.3V

AC in ~

110-220V

CISPR/

PFC

1.8V 5V 8V

3.3/5V

Relay

8V AUDIO VCC

HV

DGC

+/-15V

Hout

FBT

L

2ch

Audio Amp

ATT

VAR

NVM

Pin out
H-drive

H-out

Rot. cct

V-out

VM

RGB Amp

feedback

10W

R

10W

L,R

I

HP

mute

EHT, ABL

Hp

1k

EW, Hd

L, R

V+, V-

RGB

+B

On/Off

stdby

Device 12C

12C

SIRCS

PLL

I/O Port

I/O Port

VIF & SIF POWER

Color

Decoder

YUV

Processor

Jungle

RGB

DAC

Stereo,

DSP

A
D
C

ONE CHIP IC

Micro

Text

CC & V-chip

11.Xtalout

10.Xtalin

74~76.YUVout

70-72.RGB2 in

119.ADC2

126.INT2

98, 99. SDA1, SCL1

108, 109. SDA0, SCL0

102.P0.4

122~3.P2.4~5

77.Fbl3

78~80.RGB3
34,35.InL,R5

120.P3.3(S2)

31.AGCout

33.SNDIF

120.S2

44.Intco

43.IFVO
62,63.HPL, R

48.SV0

36,37.OutL, R1

111.P2.0(S1)

85~87

RGBout

84.lk

65.SVM

23. V+

22. V-

112.PWMO

113.P2.2

21.EWD

67.Hout

66.Fbiso

32.EHTO/OVP

83.BCKin

60,61

LSL,R

106.P0.2

105.P0.1

58.CV/Y3

59.C3
56, 57InL,R3

55.CV/70.CXY2
53,54.InL,R2

51.CV/Y4

52.C4
49,50.InL,R4

B-INT

LED

+B line

30V

R

116.ADC1,103.PO3

Key buttons

114.P2.3

KV-BM212M10/BM212P42

RM-W101

– 32 –

DIAGRAMS

SECTION 4