SUB 15PIN, SOC Subd H 15P F | AOC E941VA, E941SERIES, E941SA

Service Manual

AOCe941series

C803	065G080510432K				F	CAP CHIP 0805 0.1UF K 50V X7R	1
C801	065G080510432K				F	CAP CHIP 0805 0.1UF K 50V X7R	1
C801	065G080510432K				Y	CAP CHIP 0805 100N 50V X7R +/-10%	2nd source
C803	065G080510432K				Y	CAP CHIP 0805 100N 50V X7R +/-10%	2nd source
C807	065G080522512K				T	CAP CHIP 0805 2.2UF K 16V X7R	1
C806	065G080522522K				T	CAP CHIP 0805 2.2UF K 25V X7R	1
C806	065G080522522K				Y	CAP CHIP 0805 2.2UF K 25V X7R	2nd source
L801	073G253S 90			S		SMD CHOKE 22uH 3A SLG-1004R-220 HF	2nd source
L801	073G253S 90			X		SMD CHOKE 22uH 3A HF	1
L801	073G253S 90 DN					SMD CHOKE 22uH 3A LZ.38220.B1P HF	2nd source
ZD801	093G	60S932		T		DIODE SK310B DO-214AA	1
	715G3918P02000004F					CONVERTER PCB 45X80X1.6MM FR-4 D/S	1
	715G3918P02000004F					1OZ	1
						1OZ
	Q51G	6	4509			GLUE_RTV	1
HS3	Q90G6295		3			HEAT SINK	1
T901	S80GL22T3V1					XFMR POWER 490uH TPV-PT	2nd source
	AM1G1740 12 47 CR3					SCREW	3
	AM1G1740 12 47 CR3					SCREW	1

CN406	033G3802 6B			Y		CONN 6PIN 2.0	2nd source
CN406	033G3802 6B			Y	L	WAFER	1
CN404	033G3802 9B			Y		CONNECTOR 9P 2.0	2nd source
CN404	033G3802 9B			Y	L	CONN 2.0 9P	1
CN403	033G801930F CH				JS	CONNECTOR	1
CN101	088G	35315F		H		D-SUB 15PIN	2nd source
CN101	088G	35315F HD				D-SUB CONN F ATTACHED SCREW	2nd source
CN101	088G	35315F HJ				SOC SUBD H 15P F	2nd source
CN101	088G	35315F XH				D-SUB 15PIN VERTICAL CONN WITH SCREW	1
X401	093G	2251B		J		CRYSTAL 12MHZ NXS12.000AC30F-KAB10	1
	AIG9NWA1QHJ					MAIN BOARD FOR AI	1
C707	067G	4051014PT				EC 100uF M 25V 6.3*11mm	1
C449	067G	4051014PT				EC 100uF M 25V 6.3*11mm	1
C704	067G	4051014PT				EC 100uF M 25V 6.3*11mm	1
C702	067G	4051014PT				EC 100uF M 25V 6.3*11mm	1
	SMTC9NWA1QHJ					MAIN BOARD FOR SMT	1
U401	056G	562308				IC Scaler NT68168FG/B LQFP-64	1
U401	056G	562325				IC Scaler NT68168AFG LQFP-64	2nd source
U701	056G	563 47				IC AME8815BEGT330Z SOT-223 BY AME	2nd source
U704	056G	563161				IC AME8815BEGT180Z 1.5A/1.8V SOT-223	2nd source
U704	056G	563206				IC LDO AP2114H-1.8TRG1 1A/1.8V SOT-223	1
U701	056G	563224				IC LDO AP2114H-3.3TRG1 1A/3.3V SOT-223	1
U103	056G	662502				C ESD AZC199-04S SOT23-6L	1
U102	056G	662502				C ESD AZC199-04S SOT23-6L	1
U101	056G1133 34					M24C02-WMN6TP	1
U402	056G2233 11					IC Pm25LD020C-SCE SIOC-8(150mil) 2M	1
Q404	057G	417 12		T		KEC 2N3904S-RTK/PS	1
Q406	057G	417 12		T		KEC 2N3904S-RTK/PS	1
Q407	057G	417 13		T		KEC 2N3906S-RTK/PS	1
Q408	057G	417 13		T		KEC 2N3906S-RTK/PS	1
Q405	057G	763940				MOSFET AO3401A SOT-23	1

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Image 67

AOC E941VA, E941SERIES, E941SA SOC Subd H 15P F, SUB 15PIN Vertical Conn with Screw, SMTC9NWA1QHJ Main Board for SMT

Contents

AOC e941VA /e941SA /e941S LCD 显示器维修手册 Revision List Contents USB HUB LCD SpecificationsProduct Features TTL Wxga Factory preset modesXGA Sxga Control Buttons Operation instructionDCR OSD Lock Function OSD User mode adjustment +5VDC VGA 15pin ConnectorDVI Connector Interface description USB+ Audio in port General Specifications Electrical Absolute Ratings Panel FeatureElectrical Characteristics AOCe941Series Optical Specifications LED Connector LCD Block Diagram Block DiagramMainBoard Block Diagram 1e941VA---715G3737 SET 2e941SA---715G3225EMI IC-PWM MOS Software Flow Chart Software Flow Chart Main Board 1---715G3737-M01 Circuit Schematic Detvga DVI-input/DDC Power part---5V/3.3V/1.8V Scarlar---Flash/key Output---LVDS connector Bladj Blon Main Board 2---715G3225-1-2 R101 TO252 AOCe941Series VSC 715G2892-P02---adapter 12V/5V Power Board Converter Board----715G3918-P02 Phonejack Audio part 715G2892 P02 Key Board 715G4007-K01 Explore Views AOCe941Series AOCe941Series MainBoard 1- 715G3737-M01 PCB Layout AOCe941series Main Board 2---715G3225-1-2 AOCe941series PowerBoard 715G2892-P02 KeyBoard ---715G4007 Maintainability Requirement Maintenance Trouble treatmentTrouble Shooting Main Board---No Power Check flow chart For the no power For the no signal Check flow chart Check flow chart No Backlight of panel Key Board---OSD no working Writing DDC program step AOCe941series AOCe941series Model：e941VA--T995NTNBWVK2PNJ BOM List AC Socket Screw AD91603YY1SMTJ Power Board for SMTChoke Coil Choke by LI TA RST Chipr 10KOHM +-1% 1/10W Yageo IC FAN6752MY SOP-8RST Chipr MAX 0R05 1/10W Fenghua RST Chipr 1KOHM +-1% 1/10W Yageo TRA KTD1028 KEC AD91603YY1AIJ Power Board for AIEyelet IC AS431AZTR-E1 TO-92 PIN Header 2.54MM 2P Jumper WireRectifier Diode FR107 LNPCA9361XYY1J Convertor Board RST Chipr 1 OHM +-5% 1/10W Yageo RST Chip 1K 1/10W 5% Tzai YuanRST Chipr 10K OHM +-5% 1/10W Fenghua RST Chip 100K 1/10W 5% Tzai Yuan RST Mofr 4.7 OHM +-5% 2WS Futaba Connector 9PConn 6PIN Wafer RST Chip 100R 1/16W 5% Tzai Yuan RST Chipr 10 OHM +-5% 1/16W FenghuaRST Chip 10R 1/16W 5% Tzai Yuan RST Chipr 100 OHM +-5% 1/16W Fenghua RST Chip 10K 1/16W 5% Tzai Yuan RST Chipr 1KOHM +-5% 1/16W FenghuaRST Chip 1K 1/16W 5% Tzai Yuan RST Chipr 10KOHM +-5% 1/16W Fenghua RST Chipr 4.7KOHM +-5% 1/16W Fenghua Tzai YuanRST Chipr 470 OHM 5% 1/16W Fenghua RST Chip 470R 1/16W 5% Tzai Yuan AOCe941series Chip Bead CAP Chip 4U7 10V X7R RLZ 5.6B Llds Dome Switch 5 PCS SMTKEPCAJA9Diode LBAV70LT1G SOT-23 LRC RLZ5.6B Model：e941SA--T995NSNCWVA1UNJ CBPC9NWA1QHJ Screw M3X6 RST Chipr 1KOHM +-1% 1/8W Yageo RST Chipr 15KOHM +-1% 1/10W Yageo CN901 006G R906 061G152M10452T XZ RST Chipr SMTC9NWA1QHJ Main Board for SMT SUB 15PINSOC Subd H 15P F SUB 15PIN Vertical Conn with Screw RST Chipr 0 OHM +-5% 1/16W Yageo RST Chip 390R 1/16W 5% Fenghua RST Chipr 1KOHM +-5% 1/16W YageoRST Chipr 10KOHM +-5% 1/16W Yageo RST Chip 330R 1/16W 5% Fenghua RST Chipr 75OHM +-5% 1/16W Yageo RST Chipr 56KOHM 1/16W FenghuaRST Chipr 56KOHM 1/16W Tzai Yuan RST Chipr 75 OHM +-5% 1/16W Fenghua AOCe941series BAV70 SOT23 by PAN JIT X7RX5R OHM Bead J44G9909101 Eps J44G9909201 J44G9909615 4A Model：e941S-- T9A2NS2DWVA4QNE AC Socket ST-01CP-BCE-R ADA1603HD1SMT Power Board for SMT LNPCA9401XHD1Main BOARD-CBPCANSA1H1 SMTCA-U402 PC123Y22FZOF Sharp RST Chipr 1MOHM +-5% 1/4W Tzai Yuan ADA1603HD1AI Power Board for AIRST Chipr 10 Kohm +-1% 1/10W Fenghua RST Chipr MAX NO-SUGGEST RST Chipr 10KOHM +-5% 1/16W Y NO-SUGGEST RST Chipr MAX 0R05 OHM 1/16WNO-SUGGEST RST Chipr 100 OHM +-5% 1/16W NO-SUGGEST RST Chipr 1KOHM +-5% 1/16W YA NO-SUGGEST RST Chipr 75OHM +-5% 1/16W YA NO-SUGGEST RST Chipr 330 OHM +-5% 1/16W KEY Board PCB Chip Bead 120OHM 6A MGLB2012-120T-LFMain Board PCB LED GPTD1210YGC3-HB RST Chip 120K 1/10W 5% Tzai Yuan Adapter Board PCBAC/DC Converter TA9690GN-A1-0-TR SOP-24 RST Chip 1R 1/10W 5% Tzai Yuan Schottky B3100B 3A 100V SMB CAP ChipConverter Board PCB