AOC E2236VW - Service Manual Download Page 5 | Manualshive

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AOC E2236VW - Service Manual Download Page 5

21.5" LCD Color Monitor

AOC e2236Vw

5

2. LCD Monitor Description

The LCD monitor will contain a main board, an adapter board, a converter board, two USB boards and a key board
which house the flat panel 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.

HOST Computer

AC-IN

100V-240V

Converter board

Flat Panel and

LED backlight

Main Board

RS232 Connector

For white balance

adjustment in factory

mode

LED Drive

Video signal DDC

Monitor Block Diagram

Key board

USB board*2

Adapter board

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Summary of Contents for E2236VW -

Page 1: ...ecification 4 2 LCD Monitor Description 5 3 Operation Instruction 6 3 1 General Instructions 6 3 2 Control Buttons and Connections 6 3 3 Adjusting the Picture 8 4 Input Output Specification 27 4 1 Inp...

Page 2: ...21 5 LCD Color Monitor AOC e2236Vw 2 Revision List Revision Date Revision History Remark A00 Nov 25 2011 Initial release TIAASL2E6WA1BNE TIAASL2D6WA3BNE...

Page 3: ...characteristics 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...

Page 4: ...0 Hz Plug Play VESA DDC2B CI Input Connector D Sub 15pin DVI D Input Video Signal Analog 0 7Vp p standard 75 OHM TMDS Power Source 100 240V 50 60Hz Power Consumption Typical 42 W Standby 1 W USB Downs...

Page 5: ...ntrol 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 HOST Computer AC IN 100V 240V C...

Page 6: ...turn on the monitor the power indicator will light up 3 2 Control Buttons and Connections Power Press to turn on or turn off the monitor Source 4 3 or wide Up Press key to change the screen aspect rat...

Page 7: ...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 DVI cable to t...

Page 8: ...21 5 LCD Color Monitor AOC e2236Vw 8 3 3 Adjusting the Picture Eco mode DCR Standard Text Internet Game Movie Sports DCR...

Page 9: ...21 5 LCD Color Monitor AOC e2236Vw 9 Standard Text Internet...

Page 10: ...or Monitor AOC e2236Vw 10 Game Movie Sports Notes When Eco mode is not set as Standard Contrast and Brightness can not be adjusted When DCR is set as On Contrast Brightness Eco mode and Gamma can not...

Page 11: ...21 5 LCD Color Monitor AOC e2236Vw 11 Color Boost Full Enhance Nature Skin Sky Blue Green Field Auto Detect Demo Off Exit Full Enhance Nature Skin Sky Blue...

Page 12: ...21 5 LCD Color Monitor AOC e2236Vw 12 Green Field Auto Detect Demo...

Page 13: ...or saturation is enhanced suitable for vivid pictures Natural Skin Suitable for human portrait Green Field Suitable for large area of green Sky Blue Suitable for sky or ocean scene Auto Detect Suitabl...

Page 14: ...21 5 LCD Color Monitor AOC e2236Vw 14 Luminance Brightness Contrast Gamma Brightness Contrast Gamma...

Page 15: ...Notes When Eco mode is not set as Standard Contrast and Brightness can not be adjusted When DCR is set as On Contrast Brightness Eco mode and Gamma can not be adjusted Image Setup Clock Phase H Posit...

Page 16: ...21 5 LCD Color Monitor AOC e2236Vw 16 V Position Exit Notes When the input source is digital signal like DVI or HDMI Image Setup can not be adjusted...

Page 17: ...21 5 LCD Color Monitor AOC e2236Vw 17 Color Temperature User R User G User B Normal Warm Cool sRGB Exit User R User G User B...

Page 18: ...21 5 LCD Color Monitor AOC e2236Vw 18 Normal Warm Cool...

Page 19: ...21 5 LCD Color Monitor AOC e2236Vw 19 sRGB Exit Notes One of DCR Color Boost and Picture Boost functions is active the other two function is turned off accordingly...

Page 20: ...21 5 LCD Color Monitor AOC e2236Vw 20 Picture Boost V Position H Position Contrast Brightness Frame Size Bright Frame Exit V Position H Position Contrast...

Page 21: ...21 5 LCD Color Monitor AOC e2236Vw 21 Brightness Frame Size Bright Frame...

Page 22: ...236Vw 22 Exit Notes One of DCR Color Boost and Picture Boost functions is active the other two function is turned off accordingly Extra Language Reset DDC CI OSD Timeout Transparency V Position H Posi...

Page 23: ...21 5 LCD Color Monitor AOC e2236Vw 23 Reset DDC CI OSD Timeout Transparency...

Page 24: ...21 5 LCD Color Monitor AOC e2236Vw 24 V Position H Position...

Page 25: ...21 5 LCD Color Monitor AOC e2236Vw 25 Off Timer Exit...

Page 26: ...21 5 LCD Color Monitor AOC e2236Vw 26 Exit LED Indicator...

Page 27: ...ification 4 1 Input Signal Connector D SUB connector PIN NO DESCRIPTION PI N NO DESCRIPTION 1 Video Red 9 5V 2 Video Green 10 Ground 3 Video Blue 11 N C 4 N C 12 DDC Serial data 5 Detect Cable 13 H sy...

Page 28: ...469 70 087 SVGA 800 600 56Hz 35 156 56 25 SVGA 800 600 60Hz 37 879 60 317 SVGA 800 600 72Hz 48 077 72 188 SVGA 800 600 75Hz 46 875 75 SVGA 832 624 75Hz 49 725 74 55 XGA 1024 768 60Hz 48 363 60 004 XGA...

Page 29: ...21 5 LCD Color Monitor AOC e2236Vw 29 4 3 Panel Specification 4 3 1 Display Characteristics AUO M215HW01...

Page 30: ...Monitor AOC e2236Vw 30 4 3 2 Optical Characteristics AUO M215HW01 Ta 25 4 3 3 Electrical Characteristics 1 TFT LCD Module AUO M215HW01 Note1 Measurement conditions The duration of rising time of power...

Page 31: ...21 5 LCD Color Monitor AOC e2236Vw 31 2 Back Light Unit AUO M215HW01 Ta 25...

Page 32: ...Block Diagram 5 1 Main Board 715G3329 1 2 FLASH MEMORY MX25L2026MI U402 Scalar TSUMU58PWHL LF 1 Include MCU ADC OSD etc U401 LCD Interface CN301 D Sub Connector CN101 Crystal 14 31818MHz X401 DVI Conn...

Page 33: ...S Converter 715G4137P01000004S EMI filter Start Resistor R920 R921 R922 PWM Control Transformer AC input 14 5V Bridge Rectifier and Filter Feedback Circuit Rectifier diodes Power Switch Q901 Photo cou...

Page 34: ...O2 3 I O3 4 VDD 5 I O4 6 DDC_WP 5 ESD_VCC1 FB110 300 OHM ESD_VCC2 CN102 JACK DAT2 1 DAT2 2 2 4shield 3 DAT4 4 DAT4 5 DDC SCL 6 DDC SDA 7 VSYNC 8 DAT1 9 DAT1 10 1 3shield 11 DAT3 12 DAT3 13 5V 14 SYNC...

Page 35: ...5 U301 NC AO4411 S 1 S 2 S 3 G 4 D 8 D 7 D 6 D 5 C305 100UF25V CMVCC1 PANEL_VCC PANEL_VCC PPWR_ON 5 PB 0 9 5 PA 0 9 5 CMVCC1 PANEL_VCC CMVCC1 2 4 1 2 AO3401L 080912 G 3 D S C303 1uF 25V LVA0P RXE0 R3...

Page 36: ...C701 0 1uF 16V R703 10K 1 16W 5 C708 0 1uF 16V C702 0 1uF 16V CN701 CONN 1 2 3 4 5 6 7 8 9 R705 1K 1 16W 5 R704 22K 1 16W 5 C707 100UF25V C709 0 1uF 16V R706 100R 1 16W 5 Q701 2N3904S RTK PS C705 0 1...

Page 37: ...NC VCC3 3 C406 0 1uF 16V C407 0 1uF 16V C405 0 1uF 16V LED_GRN BLUE C414 0 1uF 16V R415 100R 1 16W 5 PA1 PA0 BUZZER VCC3 3 VPLL LED G_B R417 100R 1 16W 5 VMPLL C408 0 1uF 16V VCC3 3 C417 0 1uF 16V C4...

Page 38: ...6B 1 2 R919 100K OMH 2W 5 C Custom Wednesday September 23 2009 715G3189 POC LED ODM MODEL 02 POWER G3189 POC LED X 6 090825 OEM MODEL Size Rev Date Sheet of TPV MODEL PCB NAME T P V Top Victory Electr...

Page 39: ...23 2009 715G3189 POC LED ODM MODEL 04 BUFEER G3189 POC LED X 6 090825 OEM MODEL Size Rev Date Sheet of TPV MODEL PCB NAME T P V Top Victory Electronics Co Ltd Key Component R620 NC ON OFF_OUTPUT 3 ON...

Page 40: ...OMP 21 SSTCMP 22 NC 23 STATUS 24 CN805 CONN 1 2 3 4 5 6 7 8 R824 36KOHM 1 1 10W R852 NC R853 NC CN801 CONN 1 2 3 4 5 6 7 8 9 10 11 12 Q801 APM8005K S2 1 G2 2 S1 3 G1 4 D1 5 D1 6 D2 7 D2 8 C803 0 1uF 5...

Page 41: ...21 5 LCD Color Monitor AOC e2236Vw 41 7 PCB Layout 7 1 Main Board 715G3329 1 2...

Page 42: ...21 5 LCD Color Monitor AOC e2236Vw 42 7 2 Power Board Adapter 715G3189P02LED001S...

Page 43: ...21 5 LCD Color Monitor AOC e2236Vw 43 Converter 715G4137P01000004S...

Page 44: ...21 5 LCD Color Monitor AOC e2236Vw 44 7 3 Key Board 715G3371 2 7 4 USB Board 715G3501 3 715G2663 2...

Page 45: ...e2236Vw 45 8 Maintainability 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 Ser...

Page 46: ...heck power cable is tightened 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 converter board OK N...

Page 47: ...deo Power LED Blue Press the power button is OK Check the LVDS FFC cable or panel The end NG OK OK NG Replace the main board Replace the converter board Replace the LVDS FFC cable or panel NG The end...

Page 48: ...r Reset in factory 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...

Page 49: ...l Miss color Color 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...

Page 50: ...ation system Windows XP 3 MSTAR ISP Tool V4 5 0 7 7 programs 4 Printer cable and VGA cable 5 ISP board PN 715GT039 A 2 Connection 1 LPT cable connect PC and ISP board 2 VGA cable connect monitor and I...

Page 51: ...21 5 LCD Color Monitor AOC e2236Vw 51 4 Program 1 Run MSTAR ISP Tool V4 5 0 7 7 interface as below 2 Choose CONFIG icon interface as below Setting as Port type LPT1 Speed 50KHZ...

Page 52: ...21 5 LCD Color Monitor AOC e2236Vw 52 3 Choose DEVICE and choice WP Pin pull to high during ISP 4 Choose CONNECT icon and interface show Device type PC and monitor communications successful click OK...

Page 53: ...21 5 LCD Color Monitor AOC e2236Vw 53 5 Click Read show as follow picture then choose correct software to click open PS For exemple TSUMO58GDJ_LGLM215WF4_20100518_V005_8143 BIN 6 Then as below 7...

Page 54: ...21 5 LCD Color Monitor AOC e2236Vw 54 7 Click icon Restore as following 8 Show the interface as follows after press the AUTO button...

Page 55: ...fter the elextricity large capacitance of power board release then AC on otherwise the key button and power button cann t work 5 Check Software Version and auto color and reset You should check the pr...

Page 56: ...epare one PC and the system is WIN98 NT 2000 XP make sure the PC have Print Port 2 Install Port95nt Software the way of the install Port95 LPT PORT drive a selects the software of Port95nt exe and run...

Page 57: ...21 5 LCD Color Monitor AOC e2236Vw 57 II HDCP Write Step Step1 Double click HDCP20091026 exe Step2 Click Load HDCP choose the corresponding BIN by scaler IC MST Scaler then click Open as below...

Page 58: ...1 5 LCD Color Monitor AOC e2236Vw 58 Step3 Pls choose the item remarked in red i e New CMD Only Connect One Monitor MST Scaler then click Start to write HDCP when display Monitor 1 PASS means Write OK...

Page 59: ...whether the tool is correct or not and check the connection between PC Monitor and tool In addition check whether the tool s power supply is available 3 If still no work pls modify the config ini as b...

Page 60: ...21 5 LCD Color Monitor AOC e2236Vw 60...

Page 61: ...21 5 LCD Color Monitor AOC e2236Vw 61 350 500 150 300 500 700...

Page 62: ...ftware 4 LPT cable D SUB CABLE DVI CABLE and DVI to HDMI CABLE 5 12V Adapter 6 TPVDDCHDMI and TPVDDC6 0 7 PC 8 For example e2239Fwt Tool picture For VGA DVI BURNING DDC Board as the follow picture Ins...

Page 63: ...Burning 1 Double click the icon to install Port95nt print driver and then restart the computer Double click select Analog and DVI show as follow picture 2 Click Load file and select as follow picture...

Page 64: ...21 5 LCD Color Monitor AOC e2236Vw 64 3 Click ok show as follow picture 4 Input same SN twice and date Click Pragram to burn When appear pass as follow picture that burning is successful...

Page 65: ...21 5 LCD Color Monitor AOC e2236Vw 65 5 Click program Note Appear fault as follow please input SN twice and burning again...

Page 66: ...Monitor AOC e2236Vw 66 When appear pass as follow picture that burning is successful Click Read both show as follow picuture If read SN and model name are same as before inputing as before that burnin...

Page 67: ...r cable and LCD power Appear fault as follow please check the connection of VGA and the connection of DVI Note If the burn software is unsuccessfulll appear fault 1 For VGA the resolution will be not...

Page 68: ...AOC e2236Vw 68 When Read is OK program is NG pls do take following action 1 For VGA cut off the 9th pin connect the monitor 2 For DVI cut off the 14th pin the shortest pin power supply 3 Connect the E...

Page 69: ...djust 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 The LCD indicator on chroma...

Page 70: ...hroma 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 Channel 10 with up or down arrow o...

Page 71: ...Mechanical Instructions 1 Put the monitor on the EPE pad 2 Lay down the monitor then use cross screwdriver or the expert tools leave off the stand while press the Push area of the back cover 3 Overtu...

Page 72: ...5 As the center of one side of USB connector take apart 3 sides and stop Attention Do not break off the key pc side or pull the front frame forcibly to avoid the keypad peel off 6 Overturn the monitor...

Page 73: ...to take apart the key pc connect PIN A B lamp line C D peel off the aluminum foil E F draw off the FFC pin G if there is defect with main pc need leave of f the six angle screw H 9 Withdraw the front...

Page 74: ...the different defective area take off the screws ABCDE to get the relevant part to maintain Before take apart the POWER pc should take off the AC iron piece first 11 Use little screwdriver to peel off...

Page 75: ...21 5 LCD Color Monitor AOC e2236Vw 75 12 Monitor Exploded View...

Page 76: ...0 LCD M215HW01 VBTB WH AUO A15G0647702 MAIN_FRAME A34G1160AEDC1B0130 BEZEL A34G1161AEDA6S0100 REAR COVER21 5 A85G0140101MCM AC Shield ADPC91503HD4 ADAPTER G3189 P02 LED X 2 100525 CBPCBA8A1H7 CONVERSI...

Page 77: ...BLE 1500 2nd source E08903 089G1745GAA 9 DVI CABLE 2nd source E08903 089G1745HAA 9 DVI CABLE 1 5M E08901 089G410A15N HL AC POWER CORD 1500 E08901 089G410A15N IS AC POWER CORD 1500 2nd source H40G 0016...

Page 78: ...ODE LABEL E08905 089G 175 8A C USB CABLE 1800MM without PE bag E08905 089G 175 8A G USB CABLE 1800MM without PE bag 2nd source E08902 089G 715CAAE01 SIGNAL CABLE 2nd source E08902 089G 715GAAE01 SIGNA...

Page 79: ...25V M 10 20mm C914 067G215S4713KV EC 470UF 20 16V 10X13 L901 073G 174 65 H2 LINE FILTER 30mH MIN L902 073G 253 91 H IND CHOKE 3 5uH 10 DADONG L903 073G 253 91 H IND CHOKE 3 5uH 10 DADONG T901 080GL19P...

Page 80: ...5 061G08058202FT RST CHIPR 82K 1 1 8W TZAI YUAN R927 061G12060004JT RST CHIPR 1206 MAX0R05 4A 1 4W TZAI YUAN R910 061G1206101 JT RST CHIPR 100 OHM 5 1 4W TZAI YUAN R926 061G1206229 JT RST CHIPR 2R2 5...

Page 81: ...IPR MAX0R05 1 16W FENGHUA R452 061G0402000 JF RST CHIPR MAX0R05 1 16W FENGHUA R134 061G0402100 JF RST CHIPR 10 OHM 5 1 16W FENGHUA R132 061G0402100 JF RST CHIPR 10 OHM 5 1 16W FENGHUA R131 061G0402100...

Page 82: ...R 4 7KOHM 5 1 16W FENGHUA R136 061G0402472 JF RST CHIPR 4 7KOHM 5 1 16W FENGHUA R125 061G0402472 JF RST CHIPR 4 7KOHM 5 1 16W FENGHUA R124 061G0402472 JF RST CHIPR 4 7KOHM 5 1 16W FENGHUA R123 061G040...

Page 83: ...C420 065G040247031J Y CAP 0402 47PF 5 50V NP0 C114 065G040247312K Y CAP 0402 47NF 10 16V X7R C111 065G040247312K Y CAP 0402 47NF 10 16V X7R C110 065G040247312K Y CAP 0402 47NF 10 16V X7R C108 065G0402...

Page 84: ...5 1 10W FENGHUA R812 061G0603101 JT RST CHIP 100R 1 10W 5 TZAI YUAN R810 061G0603102 JT RST CHIP 1K 1 10W 5 TZAI YUAN R813 061G0603103 JT RST CHIP 10K 1 10W 5 TZAI YUAN R806 061G0603103 JT RST CHIP 1...

Page 85: ...F 250R 5 2W C906 065G 2K152 2T6921 CAP CER 1500pF K 2KV Y5P C913 067G 2046812KT CS CAP 680uF 10V 8 11 mm C908 067G 2154707NT KY50VB47M TP5 6 3 11 F901 084G 55 5 FUSE 2 5A 250V F902 084G 56 4W FUSE 4A...

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