AOC E941VA, E941SA service manual Detvga

Page 17

Service Manual

 

 

 

 

 

 

 

 

 

 

 

 

CN101

DET_VGA

R102

100R 1/16W 5%

VGA_CABLE_DET

 

 

 

 

 

16

VGA_CABLE_DET 5

 

 

 

 

 

 

 

 

 

 

 

 

DB15

VGA_5V

 

 

 

 

 

 

 

10

 

 

 

5 DDCSCL1

DDCSCL1 R101

DDCSCL_A

15

5

 

 

 

 

 

100R 1/16W 5%

 

9

VGA_5V

 

 

 

 

 

 

 

 

 

 

 

 

VSIN0

14

4

 

 

 

 

 

 

 

 

 

8

BIN0-

 

 

 

 

 

 

HSIN0

13

3

BIN0

 

 

BIN0

R103

 

 

 

 

7

GIN0-

ZD101

 

0R05 1/16W

5 DDCSDA1

DDCSDA1 R106

DDCSDA_A

12

2

GIN0

RLZ5.6B

 

 

 

100R 1/16W 5%

 

6

RIN0-

 

 

 

 

 

 

 

 

 

 

 

 

 

11

1

RIN0

 

 

 

R107

 

 

 

 

17

 

 

 

BIN0-

1/16W1%

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

75R

 

 

 

 

 

 

 

 

 

 

R109

 

 

 

 

 

+5V

VGA_5V

 

 

GIN0

0R05 1/16W

 

 

 

4,5,7

+5V

 

 

 

 

 

 

R112

 

 

 

 

 

 

 

 

 

 

 

 

 

5%1/16W4K7

5%1/16W4K7

2

1

 

 

 

 

R117

1%

 

 

5%1/16W22K

3

D101

 

 

GIN0-

1/16W75R

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

BAV70

 

ESD_VGA

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

U101

 

C101

RIN0

0R05 1/16W

 

 

R114

R115

R116

 

 

 

 

 

 

 

 

 

AT24C02BN-SH-T 220N16V

 

 

 

 

EDID_WP

8

VCC

A0

1

 

 

R120

4,5 EDID_WP

 

 

 

7

2

 

 

 

 

 

 

WP

A1

 

 

1%

DDCSCL1

 

 

 

6

3

 

 

 

 

 

 

SCL

A2

 

 

 

DDCSDA1

 

 

 

5

4

 

 

 

 

 

 

SDA VSS

RIN0-

 

1/16W75R

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

AOCe941Series

R104

R105

 

 

 

 

 

 

C102

 

 

0R05 1/16W

100R

1/16W 5%

 

47N16V

B0+

B0+ 5

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

C103

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

50V

R108

 

 

 

 

 

 

C104

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

5PF

 

 

 

 

 

 

 

 

 

 

 

100R

1/16W 5%

 

 

 

 

47N16V

B0-

B0- 5

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

R142

 

 

 

C120

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

1N50V

 

 

 

 

 

SOG_DET 5

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

470R 1/16W 5%

 

 

 

 

 

 

R110

 

 

R111

 

 

 

 

 

 

 

 

 

 

 

0R05

 

1/16W

100R

1/16W 5% C105

 

47N16V

G0+

G0+ 5

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

C106

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

50V

R113

 

 

 

 

 

 

C107

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

5PF

 

 

 

 

 

 

 

 

G0-

 

 

 

 

 

 

100R

1/16W 5%

 

 

 

 

47N16V

G0- 5

 

 

 

 

 

 

 

 

 

 

 

R118

R119

 

 

 

 

 

 

C108

 

 

0R05 1/16W

100R

1/16W 5%

 

47N16V

R0+

R0+ 5

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

C109

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

50V

R121

 

 

 

 

 

 

C110

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

5PF

 

 

 

 

 

 

 

 

 

 

 

100R

1/16W 5%

 

 

 

47N16V

R0-

R0- 5

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

VSIN0

HSIN0

 

 

 

U102

 

 

 

 

ESD_VGA

 

 

 

 

U103

 

 

 

 

 

ESD_VGA

 

1

CH1 CH4

6DDCSDA_A

 

 

 

BIN0

1

CH1 CH4

6

RIN0

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

2

VN

VP

5

 

 

 

 

 

 

 

2

VN

VP

5

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

3

CH2 CH3

4DDCSCL_A

 

 

C113

DET_VGA

3

CH2 CH3

4

GIN0

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

C114

 

 

 

 

 

 

 

 

 

100NF 25V

 

 

 

 

 

 

 

 

 

 

 

100NF 25V

 

 

 

AOZ8902CIL

 

 

 

 

 

AOZ8902CIL

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

HSIN0

R122

0R05 1/10W

 

R123

VSIN0

 

 

 

 

R124

 

 

R125

R126

C182

C181

 

 

 

 

 

 

1/16W 5%

1/16W 5%

22pF 50V

22pF 50V

 

 

2K2

2K2

 

 

100R 1/16W 5%

AHS0 5

100R 1/16W 5%

AVS0 5

 

 

C111

C112

 

NC/22pF 50V

NC/22pF 50V

 

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

OEM MODEL

OTS

 

Size

B

絬 隔 瓜 絪 腹

G3737-M0D-000-0H4K-10-100125

TPV MODEL

DUAL

 

Rev

D

 

 

 

 

 

 

Key Component

D-SUB I/O

PCB NAME

715G3737-M0D

称爹

<称爹>

 

 

 

 

 

Date

Monday , January 25, 2010

Sheet

3 of

7

 

 

17

Page 16 Page 18
Image 17
Page 16 Page 18
Contents AOC e941VA /e941SA /e941S LCD 显示器维修手册Revision List Contents Product Features LCD SpecificationsTTL USB HUBXGA Factory preset modesSxga WxgaDCR Operation instructionControl Buttons OSD Lock Function OSD User mode adjustmentDVI Connector VGA 15pin ConnectorInterface description +5VDCUSB+ Audio in port Electrical Characteristics Panel FeatureGeneral Specifications Electrical Absolute Ratings AOCe941Series Optical Specifications LED ConnectorMainBoard Block Diagram 1e941VA---715G3737 Block DiagramLCD Block Diagram EMI 2e941SA---715G3225IC-PWM MOS SETSoftware 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 Trouble Shooting Main Board---No Power Maintenance Trouble treatmentCheck flow chart For the no power Maintainability RequirementFor 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 ListChoke Coil Screw AD91603YY1SMTJ Power Board for SMTChoke by LI TA AC SocketRST Chipr MAX 0R05 1/10W Fenghua IC FAN6752MY SOP-8RST Chipr 1KOHM +-1% 1/10W Yageo RST Chipr 10KOHM +-1% 1/10W YageoEyelet AD91603YY1AIJ Power Board for AIIC AS431AZTR-E1 TO-92 TRA KTD1028 KECRectifier Diode FR107 Jumper WireLNPCA9361XYY1J Convertor Board PIN Header 2.54MM 2PRST Chipr 10K OHM +-5% 1/10W Fenghua RST Chip 1K 1/10W 5% Tzai YuanRST Chip 100K 1/10W 5% Tzai Yuan RST Chipr 1 OHM +-5% 1/10W YageoConn 6PIN Connector 9PWafer RST Mofr 4.7 OHM +-5% 2WS FutabaRST Chip 10R 1/16W 5% Tzai Yuan RST Chipr 10 OHM +-5% 1/16W FenghuaRST Chipr 100 OHM +-5% 1/16W Fenghua RST Chip 100R 1/16W 5% Tzai YuanRST Chip 1K 1/16W 5% Tzai Yuan RST Chipr 1KOHM +-5% 1/16W FenghuaRST Chipr 10KOHM +-5% 1/16W Fenghua RST Chip 10K 1/16W 5% Tzai YuanRST Chipr 470 OHM 5% 1/16W Fenghua Tzai YuanRST Chip 470R 1/16W 5% Tzai Yuan RST Chipr 4.7KOHM +-5% 1/16W FenghuaAOCe941series Chip Bead CAP Chip 4U7 10V X7RDiode LBAV70LT1G SOT-23 LRC Dome Switch 5 PCS SMTKEPCAJA9RLZ5.6B RLZ 5.6B LldsModel：e941SA--T995NSNCWVA1UNJ CBPC9NWA1QHJ Screw M3X6RST Chipr 1KOHM +-1% 1/8W Yageo RST Chipr 15KOHM +-1% 1/10W YageoCN901 006G R906 061G152M10452T XZ RST Chipr SOC Subd H 15P F SUB 15PINSUB 15PIN Vertical Conn with Screw SMTC9NWA1QHJ Main Board for SMTRST Chipr 0 OHM +-5% 1/16W Yageo RST Chipr 10KOHM +-5% 1/16W Yageo RST Chipr 1KOHM +-5% 1/16W YageoRST Chip 330R 1/16W 5% Fenghua RST Chip 390R 1/16W 5% FenghuaRST Chipr 56KOHM 1/16W Tzai Yuan RST Chipr 56KOHM 1/16W FenghuaRST Chipr 75 OHM +-5% 1/16W Fenghua RST Chipr 75OHM +-5% 1/16W YageoAOCe941series X5R X7ROHM Bead BAV70 SOT23 by PAN JITJ44G9909101 Eps J44G9909201 J44G9909615 4A Model：e941S-- T9A2NS2DWVA4QNE Main BOARD-CBPCANSA1H1 SMTCA-U402 ADA1603HD1SMT Power Board for SMT LNPCA9401XHD1PC123Y22FZOF Sharp AC Socket ST-01CP-BCE-RRST Chipr 10 Kohm +-1% 1/10W Fenghua ADA1603HD1AI Power Board for AIRST Chipr MAX RST Chipr 1MOHM +-5% 1/4W Tzai YuanNO-SUGGEST RST Chipr 100 OHM +-5% 1/16W NO-SUGGEST RST Chipr MAX 0R05 OHM 1/16WNO-SUGGEST RST Chipr 1KOHM +-5% 1/16W YA NO-SUGGEST RST Chipr 10KOHM +-5% 1/16W YNO-SUGGEST RST Chipr 75OHM +-5% 1/16W YA NO-SUGGEST RST Chipr 330 OHM +-5% 1/16WMain Board PCB Chip Bead 120OHM 6A MGLB2012-120T-LFLED GPTD1210YGC3-HB KEY Board PCBAC/DC Converter TA9690GN-A1-0-TR SOP-24 Adapter Board PCBRST Chip 1R 1/10W 5% Tzai Yuan RST Chip 120K 1/10W 5% Tzai YuanConverter Board PCB CAP ChipSchottky B3100B 3A 100V SMB
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