AOC E941VA, E941SA service manual TO252

Page 24

Service Manual

AOCe941Series

CN404

9

8

7

6

5

4

3

2

1

CONN

+5V

4,5,6

+5V

5VCC

 

 

5VCC 5

BKLT-VBRI

BKLT-EN+5V

C_PANEL_INDEX

Volume

Mute

R701

NC/10K 1/16W 5%

R702

0R05 1/16W

R703

100R 1/16W 5%

Volume# 5

 

 

 

 

C708

NC/1uF 10V

U701

AME8815BEGT330Z

32

VIN VOUT(heat sink)

4

 

GND

 

 

 

 

 

 

 

 

 

4

 

1

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

TO252

5VCC

U702 NC/AME8810-AEGTZ 0.6A/3.3V

32

VIN VOUT(heat sink)

 

 

 

GND

4

VCC3.3

 

 

 

 

 

 

 

 

1

4

 

 

 

0.1UF

16V

SOT223

 

VCC3.3 5

C711

 

 

C701

 

 

 

 

 

NC

 

 

 

+ C702

C703

 

 

 

 

 

100uF25V

0.1UF

16V

VCC3.3

 

 

 

 

+5V

 

 

 

 

 

 

R704

 

 

 

 

R706

 

4K7 1/16W 5%

 

 

NC/4K7 1/16W 5%

BKLT-VBRI

R705

100R 1/16W 5%

BL_ADJ

5

MuteR708

100R 1/16W 5%

 

 

 

 

 

VCC3.3

R707

NC

Mute# 5

VCC3.3

U703

NC/AP1117D18LA

 

VIN VOUT ADJ(GND)

TO252

 

 

 

 

 

 

 

 

 

3 2

1

 

 

 

 

 

 

 

 

 

 

 

 

 

U704

AME8815BEGT180Z

VCC1.8

BKLT-EN

C709

0.1UF 16V

+5V

 

VCC3.3

 

+5V

R709

 

 

10K 1/16W 5%

 

 

 

R710

 

 

 

10K 1/16W 5%

R712

 

 

 

 

 

 

NC

R711

22K 1/16W 5%

BL_ON

5

 

 

Q406

 

 

C_PANEL_INDEX

2N3904S-RTK/PS

 

 

R714

NC

VCC3.3

R713

NC

Panel_ID# 5

+C704

100uF25V

32

VIN VOUT(heat sink)

 

 

4

GND

 

 

 

 

 

 

C705

4

 

1

 

 

 

0.1UF 16V

SOT223

VCC1.8 5

C706

 

 

+ C707

 

 

0.1UF

16V

 

100uF25V

 

T P V ( Top Victory Electronics Co . , Ltd. )

OEM MODEL

 

 

Size

B

 

 

 

 

 

 

 

絬 隔 瓜 絪 腹

G3225-A-2-X-8-090311

TPV MODEL

 

 

Rev

E

Key Component

1.0.COVER

PCB NAME

715G3225-1

称爹

 

 

 

 

 

 

 

Date

Monday , Nov ember 30, 2009

Sheet

7 of

7

 

 

24

Image 24
Contents LCD 显示器维修手册 AOC e941VA /e941SA /e941SRevision List Contents LCD Specifications Product FeaturesTTL USB HUBFactory preset modes XGASxga WxgaOperation instruction Control ButtonsDCR OSD User mode adjustment OSD Lock FunctionVGA 15pin Connector DVI ConnectorInterface description +5VDCUSB+ Audio in port Panel Feature General Specifications Electrical Absolute RatingsElectrical Characteristics AOCe941Series LED Connector Optical SpecificationsBlock Diagram LCD Block DiagramMainBoard Block Diagram 1e941VA---715G3737 2e941SA---715G3225 EMIIC-PWM MOS SETSoftware Flow Chart Software Flow ChartCircuit Schematic Main Board 1---715G3737-M01Detvga DVI-input/DDC Power part---5V/3.3V/1.8V Scarlar---Flash/key Output---LVDS connector Main Board 2---715G3225-1-2 Bladj BlonR101 TO252 AOCe941Series VSC Power Board 715G2892-P02---adapter 12V/5VConverter Board----715G3918-P02 Audio part 715G2892 P02 PhonejackKey Board 715G4007-K01 Explore Views AOCe941Series AOCe941Series PCB Layout MainBoard 1- 715G3737-M01AOCe941series Main Board 2---715G3225-1-2 AOCe941series PowerBoard 715G2892-P02 KeyBoard ---715G4007 Maintenance Trouble treatment Trouble Shooting Main Board---No PowerCheck flow chart For the no power Maintainability RequirementCheck flow chart For the no signalCheck flow chart No Backlight of panel Key Board---OSD no working Writing DDC program step AOCe941series AOCe941series BOM List Model:e941VA--T995NTNBWVK2PNJScrew AD91603YY1SMTJ Power Board for SMT Choke CoilChoke by LI TA AC SocketIC FAN6752MY SOP-8 RST Chipr MAX 0R05 1/10W FenghuaRST Chipr 1KOHM +-1% 1/10W Yageo RST Chipr 10KOHM +-1% 1/10W YageoAD91603YY1AIJ Power Board for AI EyeletIC AS431AZTR-E1 TO-92 TRA KTD1028 KECJumper Wire Rectifier Diode FR107LNPCA9361XYY1J Convertor Board PIN Header 2.54MM 2PRST Chip 1K 1/10W 5% Tzai Yuan RST Chipr 10K OHM +-5% 1/10W FenghuaRST Chip 100K 1/10W 5% Tzai Yuan RST Chipr 1 OHM +-5% 1/10W YageoConnector 9P Conn 6PINWafer RST Mofr 4.7 OHM +-5% 2WS FutabaRST Chipr 10 OHM +-5% 1/16W Fenghua RST Chip 10R 1/16W 5% Tzai YuanRST Chipr 100 OHM +-5% 1/16W Fenghua RST Chip 100R 1/16W 5% Tzai YuanRST Chipr 1KOHM +-5% 1/16W Fenghua RST Chip 1K 1/16W 5% Tzai YuanRST Chipr 10KOHM +-5% 1/16W Fenghua RST Chip 10K 1/16W 5% Tzai YuanTzai Yuan RST Chipr 470 OHM 5% 1/16W FenghuaRST Chip 470R 1/16W 5% Tzai Yuan RST Chipr 4.7KOHM +-5% 1/16W FenghuaAOCe941series CAP Chip 4U7 10V X7R Chip BeadDome Switch 5 PCS SMTKEPCAJA9 Diode LBAV70LT1G SOT-23 LRCRLZ5.6B RLZ 5.6B LldsModel:e941SA--T995NSNCWVA1UNJ Screw M3X6 CBPC9NWA1QHJRST Chipr 15KOHM +-1% 1/10W Yageo RST Chipr 1KOHM +-1% 1/8W YageoCN901 006G R906 061G152M10452T XZ RST Chipr SUB 15PIN SOC Subd H 15P FSUB 15PIN Vertical Conn with Screw SMTC9NWA1QHJ Main Board for SMTRST Chipr 0 OHM +-5% 1/16W Yageo RST Chipr 1KOHM +-5% 1/16W Yageo RST Chipr 10KOHM +-5% 1/16W YageoRST Chip 330R 1/16W 5% Fenghua RST Chip 390R 1/16W 5% FenghuaRST Chipr 56KOHM 1/16W Fenghua RST Chipr 56KOHM 1/16W Tzai YuanRST Chipr 75 OHM +-5% 1/16W Fenghua RST Chipr 75OHM +-5% 1/16W YageoAOCe941series X7R X5ROHM Bead BAV70 SOT23 by PAN JITJ44G9909101 Eps J44G9909201 J44G9909615 4A Model:e941S-- T9A2NS2DWVA4QNE ADA1603HD1SMT Power Board for SMT LNPCA9401XHD1 Main BOARD-CBPCANSA1H1 SMTCA-U402PC123Y22FZOF Sharp AC Socket ST-01CP-BCE-RADA1603HD1AI Power Board for AI RST Chipr 10 Kohm +-1% 1/10W FenghuaRST Chipr MAX RST Chipr 1MOHM +-5% 1/4W Tzai YuanNO-SUGGEST RST Chipr MAX 0R05 OHM 1/16W NO-SUGGEST RST Chipr 100 OHM +-5% 1/16WNO-SUGGEST RST Chipr 1KOHM +-5% 1/16W YA NO-SUGGEST RST Chipr 10KOHM +-5% 1/16W YNO-SUGGEST RST Chipr 330 OHM +-5% 1/16W NO-SUGGEST RST Chipr 75OHM +-5% 1/16W YAChip Bead 120OHM 6A MGLB2012-120T-LF Main Board PCBLED GPTD1210YGC3-HB KEY Board PCBAdapter Board PCB AC/DC Converter TA9690GN-A1-0-TR SOP-24RST Chip 1R 1/10W 5% Tzai Yuan RST Chip 120K 1/10W 5% Tzai YuanCAP Chip Schottky B3100B 3A 100V SMBConverter Board PCB
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