Samsung CF21M Block Diagram

CF21M*

1-8

SELECT from MUC

SOG

BNC/D-SUB

SELECT IC

S5D2507B

BNC/D-SUB

R.G.B

POWER SYNC

H-DRIVE

SDA/SCL

HORIZONTAL

ACL

CRT

H-SYNC

BLANK

V-SYNC

INPUT

H-SYNC

ERROR

CLAMP

TRIGGER

H_FLB

DETECT

HIGH LIGHT

VIDEO

R G B

V_FLB

VIDEO PRE-AMP

& FEED BACK

CONTROLER

OUTPUT

S5D2503

PWM CONTROL &

S5D2520

CLAMP

LM2412

SWITCHING FET

R G B

VIDEO

DP408

VIDEO OUTPUT

+210V

OSD

H-FLB

CUTOFF

PFC

S5D2509

V-FLB

CONTROL

+80V

CONTROL

+29V

H_DRIVE B+

AC INLET SOCKET

LINE FILTER

RECTIFIER

SWITCHING

+14V

VOLTAGE

HORIZONTAL

D3SBA60

TRANS

REGULATOR

SDA &SCL

BRIGHTNESS

+6.3

CRT HEATER

KA78R12

+12V

BLANK

CONTROL

AC INPUT

DEGAUSS

-14V

VERT OUT

90-264VAC

OPERATION

-14V_I

VOLTAGE

+5V

60/50Hz

HORIZONTAL

HOR. REGULATION

MUTE

REGULATOR

REGULATION

OUTPUT

33269T

D-COIL

POWER OFF

CONTROL

(PWM CONTROL)

CONTROL

12V OUTPUT

REGULATION

H-SYNC

SENSER

CONTROL

V-SYNC

CRYSTAL

DEGAUSS

24MHz

HOR. OUTPUT

HOR. DRIVE

H-DY

LED

DDC-DATA

DDC-CLK

H-LIN

H-AFC

SOG

MICROPROCESSOR

S-CORRECTION

HORIZONTAL

FOCUS CIRCUIT

ST72T774

	S-CORRECTION	H/V DRIVE	H/V OUTPUT	FBT
			J6820
		H_LIN.		HIGH VOLTAGE

S-RASTER

ERROR

MOIRE

H/V REGULATION

FEEDBACK

FOCUS1, 2

H-SYNC/

HOR.VER. OSC

TILT

V-SYNC

PROCESSING

G2

CLAMP

OUT

TDA9112

X-RAY

SCREEN

PROTECTOR

SDA/SCL

VERTICAL BLANKING

GENERATOR

ACL

MUTE

MENU KEY

V-DY

HORIZONTAL FOCUS

DYNAMIC

VERTICAL OUTPUT

VERTICAL FOCUS

FOCUS

Diagram Block 8

8 Block Diagrams

Memo

8-2

CF21M*