AOC E2251SWDN manual Block Diagram, Main Board

5. Block Diagram

5.1 Main Board

CRYSTAL

14.318MHZ (X401)

Panel Interface

(CN406)

Flash Memory

Pm25LD020C

(U403)

Scalar IC RTD2281W-CG

(Include ADC, OSD, MCU)

(U401)

Key Control Interface

(CN405)

LED

(CN803)

Hsync V sync

RGB

D-Sub Connector

(CN101)

D801

Hsync V sync

RGB

DVI Connector

(CN102)

L801

MOSFET (Q806)

12V

	PWM Control
Feedback Circuit
	MP3389EF
	(U801)

25

ON/OFF DIM