beautypg.com

Block diagrams, System control block diagram – Sylvania SRT2232X User Manual

Page 23

background image

L6650BLS

BLOCK DIAGRAMS

6-1

6-2

58

73
75

63

62

80

56

SCL

AFT
AGC

AFT

AGC

INPUT0

INPUT1

PROTECT-2

PROTECT-1

PROTECT-3

P-ON-H

SDA

System Control Block Diagram

REMOTE

SENSOR

KEY

SWITCH

74
28
18
40

DG-ON-H
+5V CTRL
+5V CTRL2
+8V CTRL

DG-ON-H

+5V CTRL

+5V CTRL2

+8V CTRL

FROM/TO
POWER
SUPPLY BLOCK

FROM/TO
CRT/H.V. BLOCK

PROTECT-2

PROTECT-1

PROTECT-3
P-ON-H

P-ON-H

KEY-IN2

KEY-IN1

RCV-IN

RCV101

IC151

(MEMORY)

SCL 6

SDA 5

VOLUME

67

68

76

79

69

66

70

PROTECT-2

PROTECT-1

SDA

5

I2C-OPEN

3

SCL

6

CN301

(NO CONNECTION)

CN301 is used for
adjustment at factory

7

CS

72 I2C-OPEN

IC333

TV MICON/VIDEO
/AUDIO/CHROMA
/DEFLECTION

FROM
IF/VIDEO BLOCK

INPUT0

55

A-O-MUTE

TO
IF/VIDEO BLOCK

TO
AUDIO BLOCK

VOLUME

A-O-MUTE

64

A-MUTE-H

A-MUTE-H

MAIN CBA

Q141

INPUT1

INPUT0

Q131

SCL

SDA

FROM/TO
AUDIO BLOCK