R101 | AOC E941VA, E941SA specs

Service Manual

AOCe941Series

5DDC_SCL

5DDC_SDA

		R101 0402->0603
		H_Sy nc	R101		0R05 1/10W			R102	100OHM1/16W
		V_Sy nc						R103	100OHM1/16W
						C102	R106	C103
				R105		22pF		33pF
		2K2 1/16W 5%					2K2 1/16W 5%
			16					DSUB_5V
			16						DSUB_5V 7
R110	100R 1/16W 5%			10
	DSUB_SCL	15		5		VGA_PLUG			R118	10K 1/16W 5%
				9		DSUB_5V
		14		4		VGA_B-		2	2
				8		VGA_B-
		13		3		VGA_B+
R113	100R 1/16W 5%			7		VGA_G-		ZD103	ZD104
	DSUB_SDA	12		2		VGA_G+		RLZ5.6B	RLZ5.6B
				6		VGA_R-
		11		1		VGA_R+		1	1
			17	CN101
			17	DB15

D-SUB NC pin connect to GND

				FB102
		VGA_B+	1	2	R104
HSIN	5			BEAD	100R 1/16W 5%
HSIN	5
VSIN	5			R107	C117
VSIN	5
				75R 1/16W 5%	NC
		VGA_B-		75R 1/16W 5%	R108
		VGA_B-			R108
					100R 1/16W 5%
					R109
					390 OHM 1/16W
				FB103
VGA_DET 5		VGA_G+	1	2	R111
		VGA_G+	1	2	R111
				BEAD	100R 1/16W 5%
				R112	C118
				75R 1/16W 5%	NC
		VGA_G-		75R 1/16W 5%	R114
		VGA_G-			R114
					100R 1/16W 5%
				FB101
		VGA_R+	1	2	R115
				BEAD	100R 1/16W 5%
				R116	C119
				75R 1/16W 5%	NC
		VGA_R-		75R 1/16W 5%	R117
		VGA_R-			R117
					100R 1/16W 5%

C101

0.047uF

C105

0.047uF

C106

1000pF

C107

0.047uF

C109

0.047uF

C110

0.047uF

C113

0.047uF

BIN+ 5

BIN- 5

SOGI 5

GIN+ 5

GIN- 5

RIN+ 5

RIN- 5

ESD_5V

1

U102

6

VGA_G+

I/O1 I/O4

VGA_B+

2

GNDVDD

5

3

I/O2 I/O3

4

VGA_R+

C114

AZC199-04S

NC

ESD_5V

DSUB_SDA

1

U103

6

H_Sy nc

I/O1 I/O4

DSUB_SCL

2

GNDVDD

5

3

I/O2 I/O3

4

V_Sy nc

C115

AZC199-04S

NC

ESD_5V 7

		U101: M24C02-RMN6TP
	Ext. edid	C116: 0.22uf
	Ext. edid	R119: 4.7K
		R119: 4.7K
		D102: NC
		R122: 0 ohm
	Inte. edid	U101: NC
	Inte. edid	C116: NC
		R119: NC
		D102: NC(LG), BAV70(the others)
		R122: NC(LG), 0 ohm(the others)

					DSUB_5V
2	1					R122
2	1
D102			+5V			0R05 1/16W
D102			+5V
NC/BAV70		5,6,7	+5V
		5,6,7	+5V
			2		1
	3					D101
						BAV70
5,6,7 5VCC		ESD_5V
		ESD_5V
			R119	3
			R119
			22K 1/16W 5%
	R120		R121		U101			C116
	4K7 1/16W 5%	4K7 1/16W 5%			U101			C116
				8	VCC	A0	1	0.22U
				7	VCC	A0	2
	DDC_SCL			7	WP	A1	2
				6	WP	A1	3
				6	SCL	A2	3
	DDC_SDA			5	SCL	A2	4
	DDC_SDA			5	SDA VSS		4
5 DDC_WP					SDA VSS
5 DDC_WP				M24C02-RMN6TP
				M24C02-RMN6TP

Change net to DDC_SCL,DDC_SDA

T P V ( Top Victory Electronics Co . , Ltd. )		OEM MODEL	Viewsonic	Size	B
絬隔瓜絪腹	G3225-A-2-X-8-090311	TPV MODEL	VA1913	Rev	E
Key Component	1.0.COVER	PCB NAME	715G3225-1	称爹
				称爹
Date	Wednesday , December 02, 2009	Sheet	4 of 7

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AOC E941VA, E941SA service manual R101

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 DCR Operation instructionControl Buttons OSD Lock Function OSD User mode adjustment +5VDC VGA 15pin ConnectorDVI Connector Interface description USB+ Audio in port Electrical Characteristics Panel FeatureGeneral Specifications Electrical Absolute Ratings AOCe941Series Optical Specifications LED Connector MainBoard Block Diagram 1e941VA---715G3737 Block DiagramLCD Block Diagram 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 Converter Board PCB CAP ChipSchottky B3100B 3A 100V SMB