AOC E941VA, E941SA service manual Audio part 715G2892 P02, Phonejack

Page 29

Service Manual

6.5 Audio part 715G2892 P02

+5V1

R602

10K 1/10W 5%

VOL

R603

10K 1/10W 5%

C609

1U 25V

CN601

4

Lin

R604

5

 

10K 1/10W 5%

3

 

 

2Rin

 

R605

 

 

PHONEJACK

10K 1/10W 5%

 

 

 

R608

 

R607

 

0 OHM +-5% 1/8W

 

 

R606

 

27K 1/10W 5%

 

27K 1/10W 5%

+5V1

 

C610

 

 

C611

 

 

100P 50V

 

 

 

100P 50V

 

 

 

 

R612

 

 

 

NC

FB602

1 2

BEAD

MUTE

 

 

 

 

 

 

AOCe941Series

 

 

+5V1

 

 

 

 

 

 

 

C604

+

 

 

 

 

 

470uF 16V

 

C602

C603

 

 

 

 

 

0.47uF 16V

0.47uF 16V

 

 

R609

 

IC601

 

 

 

 

10K 1/10W 5%

 

 

 

 

 

CN602

 

8

SE/BTL

 

LOUTP

9

LOUT-

 

 

7

 

10

 

 

 

VOLUME

 

VDD

 

 

C601

6

 

11

LOUT+

4

LINN

 

LOUTN

0.47uF 16V

5

 

12

 

3

GND

 

GND

 

 

4

 

13

 

2

 

GND

 

GND

 

C606

3

 

14

ROUT+

1

RINN

 

ROUTN

0.47uF 16V

2

 

15

 

 

 

1

BYPASS

 

VDD

16

ROUT-

 

 

SHUTDOWN

ROUTP

 

 

 

 

 

 

 

 

APA2071JI-TUG 3.1W

 

CONN

 

 

 

 

 

C612

 

C608

 

 

 

 

100N 50V

1U 25V

 

 

 

R601

 

 

 

 

 

 

 

NC

 

 

 

 

 

 

 

 

 

 

 

 

 

CN603

 

 

 

 

 

 

 

1

+5V1

R610

 

 

 

 

 

2

 

 

 

 

 

 

0R05 1/10W

 

 

 

 

 

3

 

 

C613

 

 

 

 

4

 

 

 

 

 

 

 

 

 

100N 50V

 

 

 

 

NC/CONN

 

Q608

 

 

 

 

 

 

 

 

 

 

 

 

 

NC

 

 

 

 

 

 

 

29

Image 29
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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