ASI DW19MBD Скачать руководство пользователя страница 26 | Manualshive

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ASI DW19MBD Скачать руководство пользователя страница 26

19" LCD Color Monitor ASI DW19MBD

26

7.3 Key Board

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Содержание DW19MBD

Страница 1: ...ption 5 3 Operation Instruction 6 3 1 General Instructions 6 3 2 Control Button 6 3 3 Adjusting the Picture 7 4 Input Output Specification 9 4 1 Input Signal Connector 9 4 2 Factory Preset Display Mod...

Страница 2: ...19 LCD Color Monitor ASI DW19MBD 2 Revision List Version Date Revision History TPV Model Name A00 Jan 10 2008 Initial release T97MRHNLAWAIDN...

Страница 3: ...haracteristics may 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 i...

Страница 4: ...Clock 135MHz Analog Max Resolution 1440 x 900 60Hz Plug Play VESA DDC 2BTM ON Mode 36W EPA ENERGY STAR OFF Mode 1W D Sub 15pin Input Connector DVI 24pin Analog 0 7Vp p standard 75 OHM Positive Input V...

Страница 5: ...control logic and DDC The power board will provide AC to DC Inverter voltage to drive the backlight of panel and the main board chips each voltage Power Board Include adapter and inverter Flat Panel a...

Страница 6: ...function when OSD is ON or Exit OSD menu when in Brightness Contrast Adjust OSD status Activates the volume control when the OSD is off or adjust a function when function is activated Activates the v...

Страница 7: ...Main Menu Item Main Menu Icon Sub Menu Item Sub Menu Description Brightness Backlight Adjustment Contrast Contrast from Digital register Standard Standard Mode Text Text Mode Internet Internet Mode G...

Страница 8: ...Mode AutoDetect on or off Disable or Enable AutoDetect Mode Color Boost Demo on or off Disable or Enable Demo Frame Size Adjust Frame Size Brightness Adjust Frame Brightness Contrast Adjust Frame Con...

Страница 9: ...Sync 7 G Ground 15 DDC Serial Clock 8 B Ground DVI D 24pin Connector PIN NO DESCRIPTION PI N NO DESCRIPTION 1 TMDS Data 2 13 TMDS Data 3 2 TMDS Data 2 14 5V Power 3 TMDS Data 2 4 Shield 15 Ground for...

Страница 10: ...16 7M colors The inverter module for backlight is not built in 4 3 1 General Feature Standard Resolution Horizontal Frequency Vertical Frequency Dos mode 720 400 31 47kHz 70 0Hz 640 480 31 47kHz 60 0...

Страница 11: ...19 LCD Color Monitor ASI DW19MBD 11 4 3 2 Optical Characteristics 4 3 3 Electrical Characteristics TFT Module Back light...

Страница 12: ...19 LCD Color Monitor ASI DW19MBD 12 5 Block Diagram 5 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 13: ...on the LED and set it to green color Scalar initializes 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 i...

Страница 14: ...DW19MBD 14 5 2 Electrical Block Diagram Main Board MCU RTD2120L U401 Scalar IC RTD2525L Include ADC OSD U501 LCD Interface CN601 Crystal 24 MHz X401 D Sub Connector CN301 H sync V sync RGB DVI Connect...

Страница 15: ...19 LCD Color Monitor ASI DW19MBD 15 6 Schematic 6 1 Main Board...

Страница 16: ...19 LCD Color Monitor ASI DW19MBD 16...

Страница 17: ...19 LCD Color Monitor ASI DW19MBD 17...

Страница 18: ...19 LCD Color Monitor ASI DW19MBD 18...

Страница 19: ...19 LCD Color Monitor ASI DW19MBD 19...

Страница 20: ...19 LCD Color Monitor ASI DW19MBD 20 6 2 Power Board...

Страница 21: ...19 LCD Color Monitor ASI DW19MBD 21...

Страница 22: ...19 LCD Color Monitor ASI DW19MBD 22...

Страница 23: ...19 LCD Color Monitor ASI DW19MBD 23 7 PCB Layout 7 1 Main Board...

Страница 24: ...19 LCD Color Monitor ASI DW19MBD 24...

Страница 25: ...19 LCD Color Monitor ASI DW19MBD 25 7 2 Power Board...

Страница 26: ...19 LCD Color Monitor ASI DW19MBD 26 7 3 Key Board...

Страница 27: ...DW19MBD 27 8 Maintainability 8 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 Servi...

Страница 28: ...picture is normal Please reinsert and make sure the AC of 100 240 is normal Measure CN201 PIN3 4 5V U201 PIN2 3V Reinsert or check the Adapter Inverter section Measure X401 oscillate waveforms are no...

Страница 29: ...e Change the signal cable Measure CN201 PIN3 4 5V U201 PIN2 3V Replace U501 Measure X401 oscillate waveform is normal Replace CN201 U201 OK OK OK OK NG NG Check HS VS from CN301 is normal Replace X401...

Страница 30: ...reen Measure Q602 base is low level X401 oscillate waveform is normal Check Q601 Q602 is broken Check Correspondent component Replace PANEL Check Correspondent component Replace U501 OK OK OK Replace...

Страница 31: ...05 Check bridge rectified circuit and F901 circuit Check start voltage for the pin3 of IC901 Check R904 R932 R933 Change IC901 NG Check the auxiliary voltage is bigger than 10V and smaller than 20V 1...

Страница 32: ...ard or main board NG OK Check IC801 PIN12 10 5V NG OK Change on off circuit Check IC801 PIN5 have triangle wave NG OK Change IC801 Check IC801 PIN9 PIN10 PWM wave NG OK Check IC801 Check Q802 Q803 Dra...

Страница 33: ...33 8 2 3 Key Board OSD is unstable or not working Is Key Pad Board connecting normally Connect Key Pad Board Is Button Switch normally Replace Button Switch Y N N Is Key Pad Board normally Replace Key...

Страница 34: ...to F and press MENU key A Adjust Warm 6500K color temperature 1 Switch the chroma 7120 to RGB Mode with press MODE button 2 Switch the MEM channel to Channel 3 with up or down arrow on chroma 7120 3...

Страница 35: ...procedure item 4 5 6 until chroma 7120 RGB value meet the tolerance 100 2 D Adjust sRGB color temperature 1 Switch the chroma 7120 to RGB Mode with press MODE button 2 Switch the MEM channel to Chann...

Страница 36: ...19 LCD Color Monitor ASI DW19MBD 36 10 Monitor Exploded View...

Страница 37: ...728HAA DB D SUB E08903 089G1748CAA AC SIGNAL CABLE DVI COMLINK 089G179E30N 9 FFC CABLE 089G412A18NIS3 POWER CORD 32E1818058 E09502 095G8014 6X692 WIRE HARNESS 6P 6P 160MM 0M1G 130 5120 SCREW 0M1G1730...

Страница 38: ...P 22UF M 50V 105 KING NICHI C604 067G 3154704KV ELCAP 47UF M 25V 105 KINGNICHI CN301 088G 35315F H D SUB 15PIN CN302 088G 35424F N DVI 24PIN CONN F X401 093G 22 45 H 24MHZ 30PF 49US CN001 033G3802 6H...

Страница 39: ...S Y 705GQ761005 NR901 ASS Y 705GQ9KA 57001 Q901 ASS Y 705GQ9KA 93001 D906 ASS Y 705GQ9KA 93002 D905 ASS Y HS1 Q85G0002 1 SHIELD_MAIN HS5 Q90G6295 3 HEAT SINK L903 S73G25391V1 CHOKE COIL ASS Y L904 S73...

Страница 40: ...PR 100 OHM 5 1 16W R442 061G0402101 RST CHIPR 100 OHM 5 1 16W R508 061G0402101 RST CHIPR 100 OHM 5 1 16W R509 061G0402101 RST CHIPR 100 OHM 5 1 16W R402 061G0402102 RST CHIPR 1 KOHM 5 1 16W R423 061G0...

Страница 41: ...0 RST CHIPR 75 OHM 5 1 16W R602 061G0805331 RST CHIPR 330 OHM 5 1 8W C401 065G0402100 31 CAP 0402 10PF J 50V NPO C411 065G0402100 31 CAP 0402 10PF J 50V NPO C602 065G0402103 22 CHIP 0 01UF 25V X7R C60...

Страница 42: ...E BAV99 SEMTECH D309 093G 6433S DIODE BAV99 SEMTECH D308 093G 6433S DIODE BAV99 SEMTECH D307 093G 6433S DIODE BAV99 SEMTECH D301 093G 6433S DIODE BAV99 SEMTECH D302 093G 6433S DIODE BAV99 SEMTECH D303...

Страница 43: ...HM 1 1 10W R809 061G0603100 1F RST CHIPR 1 KOHM 1 1 10W R812 061G0603100 1F RST CHIPR 1 KOHM 1 1 10W R818 061G0603100 1F RST CHIPR 1 KOHM 1 1 10W R821 061G0603100 1F RST CHIPR 1 KOHM 1 1 10W R822 061G...

Страница 44: ...R804 061G0805101 RST CHIPR 100 OHM 5 1 8W R943 061G0805102 RST CHIPR 1KOHM 5 1 8W R925 061G0805102 RST CHIPR 1KOHM 5 1 8W R826 061G0805102 RST CHIPR 1KOHM 5 1 8W R938 061G0805103 10 KOHM 1 10W R924 0...

Страница 45: ...03474 12 MLCC 0603 0 47UF K 16V X7R C103 065G0603474 12 MLCC 0603 0 47UF K 16V X7R C105 065G0603474 12 MLCC 0603 0 47UF K 16V X7R C106 065G0603474 12 MLCC 0603 0 47UF K 16V X7R C107 065G0603474 12 MLC...

Страница 46: ...ZD905 093G 39S 44 T RLZ18B LLDS 715G2528 1 KEPC BOARD PCB CN901 006G 31500 EYELET T901 006G 31502 1 5MM RIVET NR901 006G 31502 1 5MM RIVET IC904 056G 158 12 KIA431A AT P TO 92 C938 065G 1K152 1T 1 5N...

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