AOC E941VA, E941SERIES, E941SA service manual AOCe941Series

Page 11

Service Manual

AOCe941Series

4.4 TFT LCD Module Block Diagram

4.5 LCD module input terminal pin assignment

11

Image 11

Contents AOC e941VA /e941SA /e941S LCD 显示器维修手册Revision List Contents USB HUB LCD SpecificationsProduct Features TTLWxga Factory preset modesXGA SxgaDCR Operation instructionControl Buttons OSD Lock Function OSD User mode adjustment +5VDC VGA 15pin Connector DVI Connector Interface descriptionUSB+ Audio in port Electrical Characteristics Panel FeatureGeneral Specifications Electrical Absolute Ratings AOCe941Series Optical Specifications LED ConnectorMainBoard Block Diagram 1e941VA---715G3737 Block DiagramLCD Block Diagram SET 2e941SA---715G3225EMI IC-PWM MOSSoftware Flow Chart Software Flow ChartMain Board 1---715G3737-M01 Circuit SchematicDetvga DVI-input/DDC Power part---5V/3.3V/1.8V Scarlar---Flash/key Output---LVDS connector Bladj Blon Main Board 2---715G3225-1-2R101 TO252 AOCe941Series VSC 715G2892-P02---adapter 12V/5V Power BoardConverter Board----715G3918-P02 Phonejack Audio part 715G2892 P02Key Board 715G4007-K01 Explore Views AOCe941Series AOCe941Series MainBoard 1- 715G3737-M01 PCB LayoutAOCe941series 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 powerFor the no signal Check flow chartCheck flow chart No Backlight of panel Key Board---OSD no working Writing DDC program step AOCe941series AOCe941series Model：e941VA--T995NTNBWVK2PNJ BOM ListAC Socket Screw AD91603YY1SMTJ Power Board for SMTChoke Coil Choke by LI TARST Chipr 10KOHM +-1% 1/10W Yageo IC FAN6752MY SOP-8RST Chipr MAX 0R05 1/10W Fenghua RST Chipr 1KOHM +-1% 1/10W YageoTRA KTD1028 KEC AD91603YY1AIJ Power Board for AIEyelet IC AS431AZTR-E1 TO-92PIN Header 2.54MM 2P Jumper WireRectifier Diode FR107 LNPCA9361XYY1J Convertor BoardRST 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 YuanRST Mofr 4.7 OHM +-5% 2WS Futaba Connector 9PConn 6PIN WaferRST 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 FenghuaRST 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 FenghuaRST Chipr 4.7KOHM +-5% 1/16W Fenghua Tzai YuanRST Chipr 470 OHM 5% 1/16W Fenghua RST Chip 470R 1/16W 5% Tzai YuanAOCe941series Chip Bead CAP Chip 4U7 10V X7RRLZ 5.6B Llds Dome Switch 5 PCS SMTKEPCAJA9Diode LBAV70LT1G SOT-23 LRC RLZ5.6BModel：e941SA--T995NSNCWVA1UNJ CBPC9NWA1QHJ Screw M3X6RST Chipr 1KOHM +-1% 1/8W Yageo RST Chipr 15KOHM +-1% 1/10W YageoCN901 006G R906 061G152M10452T XZ RST Chipr SMTC9NWA1QHJ Main Board for SMT SUB 15PINSOC Subd H 15P F SUB 15PIN Vertical Conn with ScrewRST 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% FenghuaRST 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 FenghuaAOCe941series BAV70 SOT23 by PAN JIT X7RX5R OHM BeadJ44G9909101 Eps J44G9909201 J44G9909615 4A Model：e941S-- T9A2NS2DWVA4QNE AC Socket ST-01CP-BCE-R ADA1603HD1SMT Power Board for SMT LNPCA9401XHD1Main BOARD-CBPCANSA1H1 SMTCA-U402 PC123Y22FZOF SharpRST Chipr 1MOHM +-5% 1/4W Tzai Yuan ADA1603HD1AI Power Board for AIRST Chipr 10 Kohm +-1% 1/10W Fenghua RST Chipr MAXNO-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 YANO-SUGGEST RST Chipr 75OHM +-5% 1/16W YA NO-SUGGEST RST Chipr 330 OHM +-5% 1/16WKEY Board PCB Chip Bead 120OHM 6A MGLB2012-120T-LFMain Board PCB LED GPTD1210YGC3-HBRST 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 YuanConverter Board PCB CAP ChipSchottky B3100B 3A 100V SMB

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