AOC E2251SWDN manual Block Diagram, Main Board

Page 25

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		PWM Control
	Feedback Circuit		MP3389EF
			MP3389EF
			(U801)
			(U801)

25

ON/OFF DIM

Image 25

Contents Table of Contents ServiceRevision List For Products Containing Laser Important Safety NoticeMonitor Specifications SUB LCD Monitor DescriptionAC-IN DVIGeneral Instructions Operating InstructionsHotkeys Basic and simple instruction on the control keys OSD SettingLuminance Press or to adjust Press to exit Image Setup Color Setup Page Picture Boost Page OSD Setup Extra Page Exit Page Pin Assignments Input/Output SpecificationGND-R GND-G GND-B Factory Preset Display Modes General Features Panel Specification Display Characteristics Module Electrical CharacteristicsLED LedltRED Optical CharacteristicsGreen BlueMain Board Block Diagram715G4798M0E000004L SchematicConn Dropout voltage must 0.8V @ 600mA RTD2281W-CG It is suitable for 18.5, 20,21.5 & 23 LED panel 715G4842K0E000004F Key BoardPCB Layout Page Key Board Equipments and Tools Requirement MaintainabilityNo Power Trouble ShootingNo Video Power LED White DIM Color is not optimal White- Balance, Luminance Adjustment Page Monitor Exploded View Rubber Feet BezelScrewmain BOARD/MAIN Frame Rubber FootBOM List LM215WF4-TJAA LM215WF4TJBA,T2BBTP, 48MM, 4PF, UPILEX, T9 SDZ6V2D, AUK, SOD-323, R/TP ZD1RB050M-30, ROHM, PMDU, R/TP UC2Page FL6,FL7,FL8,F AR5,AR6BLM18PG300SN1D RT1 User Lock CN1BM215WF4-T2AA PC,ENTIRE,ETR-1010,V0Mainframe MAINBOARD-CBPCAT3A1AX SMTCA-U403Base HingeJack 3P Black YCG TIN Sticklow ArgentumJack 3P Black CL NO-SUGGEST Wafer 10P 0.5MM GaolinYuan RST Chipr MAX0R05 1/16W Tzai YuanFenghua RST Chip 10R 1/8W 5% Tzai Yuan RST Chip MAX 0R05 1/10W Tzai YuanRST Chip 300K 1/8W 5% Tzai Yuan RST Chip MAX 0R05 1/4W Tzai YuanTDK YudenChip Bead 070GHDCP500HDC Hdcp CodeFCM1608CF-121T03 TAI-TECH FCB1608KF-190T05 TAI-TECHPower Cord 1500MM Europe Jianrun Power Cord 1500MMDidoe ZD ZM-PTZ9.1BST 9.1V/1W LL-41 Semtech LiteonFFC Cable 30P 241MM P1.0MM Wenxin FFC Cable 10P 326MM P0.5MM WenxinFFC Cable 30P 241MM P1.0MM Kotl KEPCAAB5 KEY BoardFoot Warranty CardCarton LABEL70*80 Pallet Label