AOC e940Swa Скачать руководство пользователя страница 17 | Manualshive

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AOC e940Swa Скачать руководство пользователя страница 17

18.5" LCD Color Monitor AOC e940Swa

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6. Block Diagram

6.1 Software Flow Chart

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Содержание e940Swa

Страница 1: ...cification 10 5 1 Display Characteristics 10 5 2 Optical Characteristics 10 5 3 Parameter guide line for CCFL Inverter 10 6 Block Diagram 11 Table Of Contents 1 Revision List 2 1 Monitor Specification...

Страница 2: ...haracteristics might create shock fire or other hazards Under no circumstances should the original design be modified or altered without written permission from AOC AOC assumes no liability express or...

Страница 3: ...dels T89ANT2CWWA38NE T8AANT2CWWA38NE T8AANT2QWWA36NE T8AANT2QWWA46NE A03 Oct 15 2010 Add new Models T8AANRNQWWA86NE T8AANT2CWWA48NE T8AANT2QWWK66NE T8AANT2QWWK86NE A04 Nov 23 2011 Add Converter board...

Страница 4: ...18 5 LCD Color Monitor AOC e940Swa 4 1 Monitor Specification...

Страница 5: ...18 5 LCD Color Monitor AOC e940Swa 5...

Страница 6: ...nel control logic brightness control logic and DDC The power part will provide AC to DC Inverter voltage to drive the backlight of panel and the main board chips each voltage Monitor Block Diagram AC...

Страница 7: ...Picture OSD Setting 1 Press the MENU button to activate the OSD window 2 Press or to navigate through the functions Once the desired function is highlighted press the MENU button to activate sub menu...

Страница 8: ...18 5 LCD Color Monitor AOC e940Swa 8 Luminance Image Setup...

Страница 9: ...18 5 LCD Color Monitor AOC e940Swa 9 Color Temperature Color Boost Picture Boost OSD Setup...

Страница 10: ...18 5 LCD Color Monitor AOC e940Swa 10 Extra Reset Exit LED Indicator...

Страница 11: ...18 5 LCD Color Monitor AOC e940Swa 11 4 Input Output Specification 4 1 Input Signal Connector D SUB connector...

Страница 12: ...18 5 LCD Color Monitor AOC e940Swa 12 4 2 Factory Preset Display Modes...

Страница 13: ...18 5 LCD Color Monitor AOC e940Swa 13 5 Panel Specification 5 1 Display Characteristics...

Страница 14: ...18 5 LCD Color Monitor AOC e940Swa 14 5 2 Optical Characteristics...

Страница 15: ...18 5 LCD Color Monitor AOC e940Swa 15 5 3 Electrical Characteristics 1 TFT LCD Module...

Страница 16: ...18 5 LCD Color Monitor AOC e940Swa 16 2 Back Light Unit...

Страница 17: ...18 5 LCD Color Monitor AOC e940Swa 17 6 Block Diagram 6 1 Software Flow Chart 1 2 N Y 5 Y N 10 Y N 12 Y N 7 Y N 6 4 3 8 9 14 11 13 Y N 15 Y N 16 17 19 Y N 18...

Страница 18: ...n on the LED and set it to green color Scalar initialize 10 In standby mode 11 Update the lifetime of back light 12 Check the analog port are they re any signals coming 13 Does the scalar send out an...

Страница 19: ...ck Diagram 6 2 1 Scalar Board FLASH MEMORY Pm25LD020C SCE U402 Scalar NT68668AFG Include MCU ADC OSD etc U401 LCD Interface CN301 D Sub Connector CN101 H sync V sync RGB EEPROM AT24C02BN U101 DDC1_SCL...

Страница 20: ...Start Resistor R934 R906 PWM Contro LD7750GSl IC901 Transformer AC input 12V 3A Bridge Rectifier and Filter Rectifier diodes Power Switch Q901 Photo coupler IC902 Regulator IC903 ZD801 12V MOSFET Q80...

Страница 21: ...18 5 LCD Color Monitor AOC e940Swa 21 715G4119P02001004C D801 14 5V MOSFET Q806 DIM ENA L801 LED CN801 LED CN803 PWM Control MP3389EF U401...

Страница 22: ...6 AOZ8105CI I O1 1 GND 2 I O2 3 I O3 4 VDD 5 I O4 6 DDC1_SCL 5 DDC1_SDA 5 DDC1_SDA VGA_B U105 AOZ8105CI I O1 1 GND 2 I O2 3 I O3 4 VDD 5 I O4 6 DDC_WP 5 U107 AOZ8105CI I O1 1 GND 2 I O2 3 I O3 4 VDD 5...

Страница 23: ...6V 11 30 2009 R308 NC 10K1 16W CN301 CONN 2 4 6 8 10 12 14 16 18 20 22 24 26 28 30 32 1 3 5 7 9 11 13 15 17 19 21 23 25 27 29 31 PANEL_VCC Q302 LMBT3904LT1G R304 22K 1 16W R305 10K 5 1 16W CMVCC1 C302...

Страница 24: ...SW 1 EN 2 COMP 3 FB 4 GND 5 FREQ 6 VIN 7 BST 8 Thermal Pad 9 VCC3 3 11 30 2009 U701 VI 3 VO 2 GND 1 C723 10uF 25V C712 100nF 25V C719 100nF 25V CMVCC1 CN702 CONN 1 2 3 4 5 6 7 8 9 10 11 12 D707 SR34...

Страница 25: ...V C0805 VCC1 8 4 119 ADC_VAA FB401 0R05OHM1 8W 115 52 adj_BACKLIGHT CMVCC1 DSUB_R 2 DSUB_G 2 DSUB_G 2 DSUB_B 2 DSUB_SOG 2 DSUB_V 2 DSUB_B 2 DSUB_H 2 LED_GRN BLUE DDC1_SDA 2 LED_ORANGE DDC1_SCL 2 RX2P...

Страница 26: ...and Button R608 R611 R612 with audio NC POWER ON HI C627 NC 2009 12 14 2009 12 3 R618 10K 5 1 16W 2010 1 13 POWER OFF 2009 12 3 DEL C624 C625 2009 12 3 C626 1UF16V MUTE C627 1nF 50V C624 220P 50V OUT...

Страница 27: ...CN901 SOCKET 1 2 3 BD901 KBP306G 05 2 1 3 4 R901 1 MOHM 5 1 4W R902 1 MOHM 5 1 4W C903 0 47UF R940 220 OHM 1 10W C908 2N2 500V L902 14mH 1 4 2 3 L903 0 8uH R918 20K 1 10W 5 C920 1U 25V L901 0 45mH 1...

Страница 28: ...te Sheet of TPV MODEL PCB NAME T P V Top Victory Electronics Co Ltd Key Component LNPC98501AHD1 1 A4 Tuesday December 08 2009 715G3823P01000004S ODM MODEL 02 CONVERTER G3823 P01 000 0040 2 091028 R805...

Страница 29: ...hm CN803 CONN 1 2 3 4 5 6 7 8 D801 SK310B 1 2 R815 0 15 OHM 1 1 4W C807 100uF 50V R818 0R05 1 4W Q806 P8008HV S1 1 G1 2 S2 3 G2 4 D1 8 D1 7 D2 6 D2 5 R805 240KOHM 1 1 8W Gate C804 0 47UF 50V R809 5 1K...

Страница 30: ...C804 47N 50V R809 7 5K 1 1 10W R812 0 3 OHM OEM MODEL Size Rev Date Sheet of TPV MODEL PCB NAME T P V Top Victory Electronics Co Ltd Key Component B Custom 1 2 ODM MODEL 01 CONVERTER LNPCA9401AHD1 71...

Страница 31: ...18 5 LCD Color Monitor AOC e940Swa 31 8 PCB Layout 8 1 Main Board 715G4002M01000004S...

Страница 32: ...18 5 LCD Color Monitor AOC e940Swa 32 8 2 Power Board Adapter 715G3980P02000003S...

Страница 33: ...18 5 LCD Color Monitor AOC e940Swa 33 Converter 715G3823P04000004S...

Страница 34: ...18 5 LCD Color Monitor AOC e940Swa 34 715G4128P03000004C...

Страница 35: ...18 5 LCD Color Monitor AOC e940Swa 35 715G4119P02001004C...

Страница 36: ...18 5 LCD Color Monitor AOC e940Swa 36 8 3 Key Board 715G4014K01000004C...

Страница 37: ...C e940Swa 37 9 Maintainability 9 1 Equipments and Tools Requirement 1 Multi meter 2 Oscilloscope 3 Pattern Generator 4 DDC Tool with an Compatible Computer 5 Alignment Tool 6 LCD Color Analyzer 7 Serv...

Страница 38: ...power key and look if the picture is normal Please reinsert and make sure the AC of 100 240 is normal Measure U702 Vout 3 3V U704 Vout 1 8V Reinsert or check the power section X401 oscillate waveform...

Страница 39: ...Measure U702 Vout 3 3V U704 Vout 1 8V Replace U702 U704 CN702 X401 oscillate waveforms are normal Replace X401 Check if the sync signal from computer is output and video cable is connected normally I...

Страница 40: ...easure Q302 base is low level X401 oscillate waveform is normal Check FB301 Q301 is broken or CN301 solder Check Correspondent component Replace PANEL Check Correspondent component Replace U401 OK OK...

Страница 41: ...Check bridge rectified circuit and F901 circuit Check start voltage for the pin8 of IC901 Check R906 R934 Change IC901 NG Check the auxiliary voltage is bigger than 10V and smaller than 20V 1 Check I...

Страница 42: ...C802 12V Check adapter and MB Check ON OFF signal Check main board Check Q801 PIN5 6 7 8 12V Change Q801 Check IC801 IC802 Pin1 2 3 4 5 6 7 8 9 have the output of square wave at short time Check IC80...

Страница 43: ...43 9 2 3 Key Board OK OK OSD is unstable or not working Is Keypad board connecting normally Is Button Switch normally Is Keypad board normally Check main board Connect Keypad Board Replace Button Swit...

Страница 44: ...LCD Color Monitor AOC e940Swa 44 10 Firmware and DDC Instruction ISP DDC writing SOP Please land ftp cs tpv com cn to load relevant writing SOP in the related files Accounts TPVSQZ Code TPVZGDLSQZ2009...

Страница 45: ...ch the chroma 7120 to RGB Mode with press MODE button 2 Switch the MEM channel to Channel 4 with up or down arrow on chroma 7120 3 The LCD indicator on chroma 7120 will show x 313 20 y 329 20 4 Adjust...

Страница 46: ...e procedure item 4 5 6 until chroma 7120 RGB value meet the tolerance 100 5 D Adjust sRGB color temperature 1 Switch the chroma 7120 to RGB Mode with press MODE button 2 Switch the MEM channel to Chan...

Страница 47: ...18 5 LCD Color Monitor AOC e940Swa 47 12 Monitor Exploded View...

Страница 48: ...095G8018 3TE38 HARNESS 30P 30P 330MM E09502 095G8022 7WE01 HARNESS 7P 6P 130MM E09505 095G802210TE01 HARNESS 10P A1253 10P A1253 90MM 0D1G1730 8120 SCREW 0Q1G 130 8120 SCREW 42A9930011 0Q1G 130 8120 S...

Страница 49: ...BEAD 4 0 2 3 L902 073G 174514 X LINE FILTER 14mH MIN L901 073G 174515 X LINE FILTER 0 45mH MIN L903 073G 253902 H IND CHOKE 0 8uH MIN DADO LED1 081G 2 3 1P LED GPG2603T R006 35A GUANGPU E08906 089G 1...

Страница 50: ...HM 5 1 8W TZAI YUAN R916 061G08051152FT RST CHIPR 11 5KOHM 1 1 8W TZAI YUAN R941 061G0805159 JT RST CHIP 1R5 1 8W 5 R922 061G0805471 JT RST CHIPR 470OHM 5 1 8W TZAI YUAN JR901 061G12060007JT RST CHIP...

Страница 51: ...YAGEO R103 061G0402101 JY RST CHIPR 100 OHM 5 1 16W YAGEO R104 061G0402101 JY RST CHIPR 100 OHM 5 1 16W YAGEO R113 061G0402101 JY RST CHIPR 100 OHM 5 1 16W YAGEO R401 061G0402101 JY RST CHIPR 100 OHM...

Страница 52: ...R414 061G04024700FY RST CHIP 470R 1 16W 1 R110 061G0402471 JY RST CHIPR 470OHM 5 1 16W YAGEO R615 061G0402471 JY RST CHIPR 470OHM 5 1 16W YAGEO R124 061G0402472 JY RST CHIPR 4 7KOHM 5 1 16W YAGEO R12...

Страница 53: ...Y CAP CHIP 0402 100N 16V X7R 10 C603 065G040210412K Y CAP CHIP 0402 100N 16V X7R 10 C403 065G040210412K Y CAP CHIP 0402 100N 16V X7R 10 C125 065G040210412K Y CAP CHIP 0402 100N 16V X7R 10 C126 065G04...

Страница 54: ...A NO SUGGEST CAP CHIP 0603 1UF K 16V X7R C617 065G060310512K A NO SUGGEST CAP CHIP 0603 1UF K 16V X7R C618 065G060310512K A NO SUGGEST CAP CHIP 0603 1UF K 16V X7R C626 065G060310512K A NO SUGGEST CAP...

Страница 55: ...0 5mm SMT 10P CN801 033G803210F HR CONNECTOR IC801 056G 379167 IC TA9690GN A1 0 TR SOP 24 Q801 057G 763 92 FET P8008HV 4A 80V SOP 8 R844 061G0603100 JT RST CHIP 10R 1 10W 5 TZAI YUAN R807 061G0603100...

Страница 56: ...10 T IC AS431AZTR E1 TO 92 R947 061G 60210052T XZ RST CFR 10 OHM 5 1 6W XIANZHENG C925 065G 2K152 2T6921 CAP CER 1500pF K 2KV Y5P C929 067G 2154707NT KY50VB47M TP5 6 3 11 FB901 071G 55908 FERRITE CORE...

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