Envision H976WDL Service Manual Download Page 31 | Manualshive

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Envision H976WDL Service Manual Download Page 31

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Summary of Contents for H976WDL

Page 1: ...tion 5 3 Operation Instruction 6 3 1 General Instructions 6 3 2 Control Buttons and Connections 6 3 3 OSD Menu 8 4 Input Output Specification 12 4 1 Input Signal Connector 12 4 2 Factory Preset Display Modes 13 4 3 Panel Specification 14 5 Block Diagram 16 5 1 Main Board 16 5 2 Power Board 17 6 Schematic 18 6 1 Main Board 18 6 2 Power Board 22 6 3 Key Board 24 7 PCB Layout 25 7 1 Main Board 25 7 2...

Page 2: ...2 Revision List Version Release Date Revision History TPV Model Name A01 May 21 2012 Initial release T8B2HG2TAJE1HN ...

Page 3: ...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 implied arising out of any unauthorized modification of design Servicer assumes all liability FOR PRODUCTS CONTAINING LASER DANGER Invisible laser radiation when open AVOID DIRECT EXPOSURE TO BEAM CAUTION Use of cont...

Page 4: ...ghest preset resolution 1366 x 768 60Hz Plug Play VESA DDC2B CI Input Connector D Sub15pin DVI D Input Video Signal Analog 0 7Vp p standard 75 OHM Power Source 100 240V 50 60Hz Power Consumption Active 25 W Standby 0 5W Physical Characteristics Connector Type 15 pin Mini D Sub DVI D Signal Cable Type Detachable Dimensions Weight Height with base 331 9mm Width 444 8mm Depth 197 6 mm Weight monitor ...

Page 5: ...l 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 AC IN 100V 240V Monitor Block Diagram Power board Adapter Converter Flat Panel and LED backlight Main Board RS232 Connector For white balance adjustment in factory mode LED Drive Video signal DDC HOST Computer Key Board ...

Page 6: ... Press the Eco key continuously to select the Eco mode of brightness when there is no OSD Eco mode hot key may not be available in all models 4 3 or wide image ratio hot key When there is no OSD press key to change 4 3 or wide image ratio If the product screen size is 4 3 or input signal resolution is wide format the hot key is disable to adjust Auto Exit When the OSD is closed press Auto button w...

Page 7: ...Connect one end of the 15 pin D Sub cable to the back of the monitor and connect the other end to the computer s D Sub port 3 Optional Requires a video card with DVI port Connect one end of the 24 pin DVI cable to the back of the monitor and connect the other end to the computer s DVI port 4 Turn on your monitor and computer If your monitor displays an image installation is complete If it does not...

Page 8: ...r function repeat steps 2 3 4 OSD Lock Function To lock the OSD press and hold the MENU button while the monitor is off and then press power button to turn the monitor on To un lock the OSD press and hold the MENU button while the monitor is off and then press power button to turn the monitor on Notes 1 If the product has only one signal input the item of Input Select is disable to adjust 2 If the...

Page 9: ...9 Function Control Illustration ...

Page 10: ...10 ...

Page 11: ...11 ...

Page 12: ...sync 15 DDC Serial clock DVI connectors Pin No Signal Name Pin No Signal Name Pin No Signal Name 1 TMDS Data 2 9 TMDS Data 1 17 TMDS Data 0 2 TMDS Data 2 10 TMDS Data 1 18 TMDS Data 0 3 TMDS Data 2 4 Shield 11 TMDS Data 1 3 Shield 19 TMDS Data 0 5 Shield 4 TMDS Data 4 12 TMDS Data 3 20 TMDS Data 5 5 TMDS Data 4 13 TMDS Data 3 21 TMDS Data 5 6 DDC Clock 14 5V Power 22 TMDS Clock Shield 7 DDC Data 1...

Page 13: ... 37 5 75 Dos mode 720 400 70Hz 31 469 70 087 SVGA 800 600 56Hz 35 156 56 25 800 600 60Hz 37 879 60 317 800 600 72Hz 48 077 72 188 800 600 75Hz 46 875 75 Mac mode 832 624 75Hz 49 725 74 5 XGA 1024 768 70Hz 56 476 70 069 1024 768 72Hz 57 5 72 074 1024 768 75Hz 60 023 75 029 1024 768 60Hz 48 363 60 004 WXGA 1280 720 60Hz 45 60 1360 768 60Hz 47 712 60 015 1366 768 60Hz 47 765 59 85 ...

Page 14: ...y Colors 16 7M color Color Tran missiveMode Normallywhite Surface Treatment AG type 3H hard coating Haze 25 Luminance White 250 Cd m2 Cd m2 Color Gamut 72 of NTSC Typ TCO TCO 5 0 compliance Power Consumption Total 19 35 W Max cell 3 3 W Max BL 13 W Max 4 3 3 Electrical Characteristics Parameter Symbol Value Unit Min Typ Max Power Supply Voltage Vcc 4 5 5 5 5 V Ripple Voltage Vrp 300 mV Rush Curren...

Page 15: ...ition Min Typ Max Unit Color Chromaticity CIE 1931 Red Rx θx 0 θY 0 R G B 255 Grayscale Typ 0 03 0 641 Typ 0 03 Ry 0 338 Green Gx 0 315 Ry 0 612 Blue Bx 0 159 By 0 059 White Wx 0 313 Wy 0 329 Center Luminance of White Center of Screen LC 200 250 cd m2 Contrast Ratio CR 700 1000 Response Time TR θx 0 θY 0 1 5 2 5 ms TF 3 5 5 5 ms White Variation δW θx 0 θY 0 75 Viewing Angle Horizontal θx θx CR 10 ...

Page 16: ... A Include MCU ADC OSD U401 D SUB Connector CN101 EEPROM MX25L2026DM1I 12G U402 D HS D VS RGB LCD Interface CN410 Key Control interface CN408 Crystal 12MHz X401 EEROM M24C02 U101 DDC1 SCL DDC1 SDA DVI Connector CN102 EEROM M24C02 U104 DDC2 SDA DDC2 SCL ...

Page 17: ...sistor R911 PW Control LD7576AGR U901 Transformer T901 AC input 5V Bridge Rectifier and Filter Feedback Circuit Rectifier diodes Photo coupler U902 14 5V Power Switch Q901 D801 LED CN804 PWM Control OZ9998BGN U801 14 5V DIM ON OFF L801 Q801 ...

Page 18: ... CH3 4 VP 5 CH4 6 U102 AZC399 Q101 NC AO3401A DDC1_SDA 3 DDC1_SDA Q102 NC LMBT3904LT1G VGA_B C104 NC 5PF 50V C105 NC 5PF 50V C110 NC 5PF 50V C119 NC 100N 16V R131 10R 1 16W 5 A0 1 A1 2 A2 3 GND 4 SDA 5 SCL 6 WP 7 VCC 8 U101 M24C02 HPD_CTRL 5 CH1 1 VN 2 CH2 3 CH3 4 VP 5 CH4 6 U105 AZC399 R132 10R 1 16W 5 R104 10R 1 16W 5 R133 10R 1 16W 5 R140 4K7 1 16W 5 R141 22K 1 16W 5 R139 4K7 1 16W 5 C128 220nF...

Page 19: ...C 2K2 1 16W 5 D405 NC RLZ5 6B 1 2 FB409 NC 120 OHM D403 NC RLZ5 6B C412 NC 10U 16V R434 3K9 5 1 16W R435 3K9 5 1 16W R439 1K 1 16W 5 LED_A VCC3 3 TOUCH_POWER INTB LED_G LED_A DSUB_B 2 DSUB_R 2 DSUB_G 2 C403 100N 16V DSUB_G 2 DSUB_B 2 DSUB_SOG 2 DSUB_H 2 DDC1_SDA 2 DDC1_SCL 2 RX2P 2 RX2N 2 RX1P 2 C406 100N 16V RX1N 2 R425 10K 1 16W 5 BUZZER C407 100N 16V C408 100N 16V C409 100N 16V VCC3IO VDDP_AD R...

Page 20: ..._SCL 5 2 4 6 8 10 12 14 16 18 20 22 24 26 28 30 1 3 5 7 9 11 13 15 17 19 21 23 25 27 29 CN411 NC CONN RXO3 LVB3N RXE2 LVA2N RXO0 LVB0N RXE3 LVA3N RXO1 LVB1N RXE1 LVA1N LVACKN RXEC LVB2N RXO2 LVBCKN RXOC RXOC LVBCKP RXE0 LVA0N RXE2 LVA2P RXO0 LVB0P RXO1 LVB1P RXO3 LVB3P RXO2 LVB2P RXEC LVACKP RXE1 LVA1P RXE3 LVA3P RXE2 LVA2N LVBCKN RXOC LVACKN RXEC RXE1 LVA1N RXO0 LVB0N RXE0 LVA0N RXO3 LVB3N RXE3 L...

Page 21: ...7 8 9 CN701 CONN BKLT VBRI Mute R706 4K7 1 16W 5 R705 22K 1 16W 5 R707 100R 1 16W 5 Mute 3 Volume 3 VCC3 3 VCC3 3 on_BACKLIGHT 3 R701 NC 100R 1 16W 5 R702 NC 470R 1 16W 5 VCC3 3 C703 100N 16V OEM MODEL Size Rev Date Sheet of TPV MODEL PCB NAME 称爹 T P V Top Victory Electronics Co Ltd Key Component 絬隔瓜絪腹 B B 5 5 Tuesday March 13 2012 715G5306 M0B 000 0040 称爹 4 0 POWER Q701 LMBT3904LT1G C702 NC 1...

Page 22: ...KET R909 100 OHM 1 4W R901 910K 1 4W R930 100 OHM 1 4W 1 2 t NR901 NTCR R905 470OHM 5 1 8W R919 200OHM 1 1 8W C916 2 2N 630V C923 1nF 50V 1 2 4 3 U902 PC123X2YFZOF Relayout 斗筿 10 OHM R902 910K 1 4W 1 4 2 3 L901 30mH R925 9 31KOHM 1 1 8W R912 100 OHM 1 4W U903 KIA431A AT P 14 5V F801 0R05 1 4W 1 2 HS1 HEAT SINK Q901 D909 NC 31DQ06FC3 1 2 HS3 NC 1 2 FB901 BEAD R926 10K OHM 5 1 8W C912 100N 50V C913...

Page 23: ...1 G1 2 S2 3 G2 4 D2 5 D2 6 D1 7 D1 8 Q801 APM8005KCTRG C811 0 47UF 50V C816 1000PF500V 1 2 FB802 BEAD R804 10 OHM 1 8W L801 47UH C812 100PF 50V C804 0 47UF R819 NC 0 ohm R805 100KOHM 5 1 8W C807 220N 50V ON OFF C802 10N 50V DIM R814 10 OHM C808 100PF 1 2 CN802 NC CONN C809 4 7UF 100V R803 300K 1 8W R818 10K 1 8W R813 0 3R 5 R817 680 OHM 1 4W 1 2 3 4 5 6 7 8 CN804 CONN C813 100PF 50V 1 2 3 4 5 6 CN...

Page 24: ...2 2 Friday March 23 2012 G4407 K02 X X 9 称爹 2 0 key SW001 SW 1 2 3 4 5 6 CN001 Wire Harness OK DOWN UP R002 2KOHM 1 1 10W CONNECTOR LED MENU Power R004 3K 1 10W R005 2KOHM 1 1 10W SW002 SW SW003 SW SW004 SW SW005 SW ZD001 RLZ5 6B LED_2 R003 3K 1 10W C004 NC 0 1uF 50V OK DOWN LBADC2 ZD002 RLZ5 6B ZD003 RLZ5 6B UP 1 3 2 LED01 LED ZD004 RLZ5 6B MENU ZD005 RLZ5 6B POWER SGND SGND ZD006 RLZ5 6B ZD007 R...

Page 25: ...25 7 PCB Layout 7 1 Main Board 715G5306M01000004L ...

Page 26: ...26 ...

Page 27: ...27 ...

Page 28: ...28 7 2 Power Board 715G4497P03000001M ...

Page 29: ...29 ...

Page 30: ...30 ...

Page 31: ...31 ...

Page 32: ...32 7 3 Key Board 715G4407K02000001S ...

Page 33: ...intainability 8 1 Equipments and Tools Requirement 1 Voltmeter 2 Oscilloscope 3 Pattern Generator 4 DDC Tool with an IBM Compatible Computer 5 Alignment Tool 6 LCD Color Analyzer 7 Service Manual 8 User Manual ...

Page 34: ...ned Check Power On Off is On Re plug the power cable Replace main board and check connections Check the LED indicate is OK Check the AC power Replace the power board and check connections OK NG OK NG NG Turn on the Power On Off switch Replace key board and check connections NG ...

Page 35: ...e Press the power button is OK Check the LVDS FFC T901 The end NG OK OK NG Replace the main board Replace the power board and connection Replace the LVDS FFC cable or panel NG The end Replace the key board NG OK Replace the main board and connection OK ...

Page 36: ...ry mode Set to the optimal frequency select the recommended frequency Pull out signal cable and check Self Test Feature Check is ok Check the signal cable and the PC Readjust the phase and pixel clock in the user mode Replace the main board Replace the panel NG NG NG OK NG NG OK The end OK NG ...

Page 37: ...r shift Replace the signal cable Pull out the signal cable and check the screen color display is normal The end Replace the signal cable or PC Reset the factory mode In the user mode set the color settings until customer satisfy Replace the main board NG OK NG OK NG ...

Page 38: ... 3 The LCD indicator on chroma 7120 will show x 313 30 y 329 30 4 Adjust the RED on factory window until chroma 7120 indicator reached the value R 100 5 Adjust the GREEN on factory window until chroma 7120 indicator reachedthe value G 100 6 Adjust the BLUE on factory window until chroma 7120 indicator reached the value B 100 7 Repeat above procedure item4 5 6 until chroma 7120 RGB value meet the t...

Page 39: ...E button 2 Switch the MEM channel to Channel 10 with up or down arrow on chroma 7120 3 The LCD indicator on chroma 7120 will show x 313 30 y 329 30 4 Adjust the RED on factory window until chroma 7120 indicator reached the value R 100 5 Adjust the GREEN on factory window until chroma 7120 indicator reachedthe value G 100 6 Adjust the BLUE on factory window until chroma 7120 indicator reached the v...

Page 40: ...40 10 Monitor Exploded View ...

Page 41: ...1 8 MAINFRAME SGCC 0 6 mm 10 PLATE HINGE 11 REAR_COVER 12 HINGE 13 COVER_STAND 15 STAND 16 BASE 17 FOOT PAD No Part No Description 18 INSULATING SHEET 6 0D1G1030 6120 SCREW MB MAIN_FRAME 20 POWER BOARD 14 AM1G1740 10225 CR3 SCREW COVER_STAND HINGE 23 CLIP 19 0M1G1740 8120 SCREW PB MAIN_FRAME 24 INSULATING SHEET 22 AM1G1740 10225 CR3 SCREW COVER_STAND HINGE ...

Page 42: ...5B1 BGEL02 C1A FQ TPV 756GQACB0AC0210000 MAIN BOARD CBPCBHGE1Q1 SMTCB U402 100GAHV8001NT1 MCU ASS Y 056G2233501 801GQBEE581 L185WA VS1 VSS10 ASS Y 0D1G1030 6120 screw 0M1G1740 8120 SCREW FOR STD MF 42 D020715 42 D000649 A15G1747106 MAINFRAME SGCC 0 6 mm A15G1750101 YM PLATE HINGE A37G0282012 HINGE AM1G1740 10225 CR3 SCREW AM1G1740 10225 CR3 SCREW Q12G6600 6 HB FOOT PAD Q52G1801MNT095AFZA INSULATIN...

Page 43: ...F M 16V 5 11mm JH CD263 U401 056G 562A30 SCALER HX6822 A080LAG LQFP 100 U702 056G 563528BHF LDO 15V 10C W 1 5V BL1117 33CY 1A U105 056G 662 48 ESD PROTECT AZC399 04S R7G SOT23 6L U106 056G 662 48 ESD PROTECT AZC399 04S R7G SOT23 6L U107 056G 662 48 ESD PROTECT AZC399 04S R7G SOT23 6L U103 056G 662 48 ESD PROTECT AZC399 04S R7G SOT23 6L U102 056G 662 48 ESD PROTECT AZC399 04S R7G SOT23 6L U101 056G...

Page 44: ... 1 16W 5 TZAI YUAN R113 061G0402100 JT RST CHIP 10R 1 16W 5 TZAI YUAN R108 061G0402100 JT RST CHIP 10R 1 16W 5 TZAI YUAN R129 061G0402100 JT RST CHIP 10R 1 16W 5 TZAI YUAN R128 061G0402100 JT RST CHIP 10R 1 16W 5 TZAI YUAN R127 061G0402100 JT RST CHIP 10R 1 16W 5 TZAI YUAN R112 061G0402100 JT RST CHIP 10R 1 16W 5 TZAI YUAN R107 061G0402100 JT RST CHIP 10R 1 16W 5 TZAI YUAN R103 061G0402100 JT RST ...

Page 45: ...1 16W 5 TZAI YUAN R415 061G0402153 JI RST 0402 15K 5 1 16W R415 061G0402153 JT RST CHIP 15K 1 16W 5 TZAI YUAN R404 061G0402220 JI RST 0402 22R 5 1 16W TA I R405 061G0402220 JI RST 0402 22R 5 1 16W TA I R407 061G0402220 JI RST 0402 22R 5 1 16W TA I R405 061G0402220 JT RST CHIP 22R 1 16W 5 TZAI YUAN R407 061G0402220 JT RST CHIP 22R 1 16W 5 TZAI YUAN R404 061G0402220 JT RST CHIP 22R 1 16W 5 TZAI YUAN...

Page 46: ...402472 JI TEST ONLY RST CHIP 4 7K 5 1 16W TA I R713 061G0402472 JT RST CHIP 4K7 1 16W 5 TZAI YUAN R706 061G0402472 JT RST CHIP 4K7 1 16W 5 TZAI YUAN R140 061G0402472 JT RST CHIP 4K7 1 16W 5 TZAI YUAN R139 061G0402472 JT RST CHIP 4K7 1 16W 5 TZAI YUAN R122 061G0402472 JT RST CHIP 4K7 1 16W 5 TZAI YUAN R121 061G0402472 JT RST CHIP 4K7 1 16W 5 TZAI YUAN R102 061G0402750 JI TEST ONLY RST 0402 75R 5 1 ...

Page 47: ...40210412K 3 CAP CHIP 0402 100N 16V X7R 10 C407 065G040210412K 3 CAP CHIP 0402 100N 16V X7R 10 C408 065G040210412K 3 CAP CHIP 0402 100N 16V X7R 10 C409 065G040210412K 3 CAP CHIP 0402 100N 16V X7R 10 C410 065G040210412K 3 CAP CHIP 0402 100N 16V X7R 10 C415 065G040210412K Y CAP 0402 100NF 10 16V X7R C416 065G040210412K Y CAP 0402 100NF 10 16V X7R C417 065G040210412K Y CAP 0402 100NF 10 16V X7R C418 0...

Page 48: ...0247312K 3 CHIP CAP 47NF16V X7R 10 C102 065G040247312K Y CAP 0402 47NF 10 16V X7R C103 065G040247312K Y CAP 0402 47NF 10 16V X7R C108 065G040247312K Y CAP 0402 47NF 10 16V X7R C109 065G040247312K Y CAP 0402 47NF 10 16V X7R C112 065G040247312K Y CAP 0402 47NF 10 16V X7R C113 065G040247312K Y CAP 0402 47NF 10 16V X7R C111 065G040250931C 3 CAP CHIP 0402 5PF 50V NP0 0 25pF C106 065G040250931C 3 CAP CH...

Page 49: ...01 T RLZ5 6B ZD101 093G 39S 24 T RLZ 5 6B LLDS ZD102 093G 39S 24 T RLZ 5 6B LLDS ZD103 093G 39S 24 T RLZ 5 6B LLDS ZD104 093G 39S 24 T RLZ 5 6B LLDS E715 715G5306M01000004L MAIN PCB FR4 DS 80 72 1 6MM KEPCBQX2 KEY BOARD CN001 095G820H 6W526 HARNESS 6P SANW 7P 160mm 2nd source CN001 095G820H 6X526 HARNESS 6P SANW 7P 160mm LED01 381G00122YB0GP LED yellow Blue gp34032m g307 zsy 50 R003 061G0603000 JF...

Page 50: ...10115K EC 100UF 20 450V 18 35 L901 073G 174 65 H2 LINE FILTER 30mH MIN L901 073G 174 65 S2 LINE FILTER 30mH MIN L906 073G 253 91 V1 CHOKE COIL 1 1UH 30 3LFDR0810 1R0K HF L906 073G 253191 H IND CHOKE 1 1uH DADON L801 073G 253214 X CHOKE COIL 47UH 10 HF L801 073G 253214 DN CHOKE COIL 47UH 10 LZ CC013 G01 2 5A T901 080GL22T 3 N3 X FMR 490UH 7 4UH YUVA 1656 CN901 087G 501 32 S AC SOCKET ST 01CP BCE R ...

Page 51: ...0R 1 8W 5 TZAI YUAN R808 061G0805100 JT RST CHIP 10R 1 8W 5 TZAI YUAN R928 061G08051001FF RST CHIPR 1KOHM 1 1 8W FENGHUA R928 061G08051001FT RST CHIP 1K 1 8W 1 R815 061G08051003FF RST CHIPR 100KOHM 1 1 8W FENGHUA R815 061G08051003FT RST CHIP 100K 1 8W 1 R806 061G0805102 JF RST CHIPR 1K OHM 5 1 8W FENGHUA R907 061G0805102 JF RST CHIPR 1K OHM 5 1 8W FENGHUA R907 061G0805102 JT RST CHIPR 1K OHM 5 1 8...

Page 52: ...T CHIPR 100 OHM 5 1 4W TZAI YUAN R908 061G1206103 JF RST CHIPR 10KOHM 5 1 4W FENGHUA R911 061G1206103 JF RST CHIPR 10KOHM 5 1 4W FENGHUA R911 061G1206103 JT RST CHIPR 10KOHM 5 1 4W TZAI YUAN R908 061G1206103 JT RST CHIPR 10KOHM 5 1 4W TZAI YUAN R923 061G1206221 JF RST CHIPR 220 OHM 5 1 4W FENGHUA R923 061G1206221 JT RST CHIPR 220 OHM 5 1 4W TZAI YUAN R923 061G1206221 JY RST CHIPR 220R 5 1 4W YAGEO...

Page 53: ...547432K T CAP CHIP 0805 0 47UF K 50V X7R C810 065G080547432K T CAP CHIP 0805 0 47UF K 50V X7R C916 065G120622272K F CAP 1206 2 2NF 10 500V X7R C917 065G120622272K F CAP 1206 2 2NF 10 500V X7R C928 065G120622272K F CAP 1206 2 2NF 10 500V X7R C929 065G120622272K F CAP 1206 2 2NF 10 500V X7R C916 065G120622272K Y CER 1206 2N2 500V X7R 10 C917 065G120622272K Y CER 1206 2N2 500V X7R 10 C928 065G1206222...

Page 54: ...F 20 10V 8 11 5 CN901 006G 31500 EYELET D903 093G 6026T52T CTIFIER DIODE FR107 D903 093G110050152T DIODE PR1007 1A 1000V 500ns DO 41 D904 093G110050152T DIODE PR1007 1A 1000V 500ns DO 41 D904 093G 6026T52T CTIFIER DIODE FR107 D907 093G 6451652T 1N4148 D907 093G 6452452T SWITCHING 1N4148 B4006 0 2A 100V DO 35 F901 084G 56 4 B FUSE 4A 250V F901 084G 56 4W FUSE 4A 250V F902 084G 56 4 B FUSE 4A 250V C...

Page 55: ...1R 1 1 8W R825 061G08051008FT RST 0805 1R 1 1 8W R913 061G1206109 JF RST CHIPR 1 OHM 5 1 4W FENGHUA R913 061G1206109 JT RST CHIPR 1 OHM 5 1 4W TZAI YUAN C803 065G080510232K F CAP 0805 1000PF 10 50V X7R C803 065G080510232K Y CAP CHIP 0805 1N 50V X7R 10 C802 065G080510332K F CAP 0805 10NF K 50V X7R C802 065G080510332K Y CAP CHIP 0805 10N 50V X7R 10 C814 065G080510432K 3 CAP CHIP 0805 100N 50V X7R 10...

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