AOC E936SWA Service Manual Download Page 48 | Manualshive

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AOC E936SWA Service Manual Download Page 48

18.5" LCD Color Monitor AOC e936Swa

48

9.2.2 Power Board

1) No power

Check AC line volt 110V or 240V

Check AC input

Check the voltage of C907 (+)

Check bridge rectified circuit and F901 circuit

Check start voltage for the pin2 of IC901

Check R920, R921,R922 Change IC901

NG

OK

OK

Check D903 ,D904,D905,D906,IC902,IC903,ZD901

Check IC901 pin1,3 PWM wave

OK

Check IC901

NG

NG

OK

NG

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Summary of Contents for E936SWA

Page 1: ...n 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 4 2 LCD...

Page 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...

Page 3: ...E T89AM5NL6WA2UNE T892M5NB6WA1UNE T892M5NC6WA1UNE A01 Jun 04 2010 Add new Models T89AM5NQ6WA1UNE T89AM5NC6WA2UNE T89AM5NB6WA5U6E T89AM5NK6WA1U6E T89AM5NL6WA2UNE Add second Panel TPV TPM185B1 XW01 T894...

Page 4: ...18 5 LCD Color Monitor AOC e936Swa 4 1 Monitor Specification...

Page 5: ...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 HOST Computer AC IN 100V...

Page 6: ...3 2 Control Buttons Power Press to turn on or turn off the monitor Menu Enter Press to activate OSD then press Up or Down to navigate through the functions 4 3 or wide Up Press key to change the scre...

Page 7: ...press the MENU key to activate it If the function selected has a sub menu press UP or DOWN again to navigate through the sub menu functions Once the desired function is highlighted press MENU key to...

Page 8: ...18 5 LCD Color Monitor AOC e936Swa 8...

Page 9: ...18 5 LCD Color Monitor AOC e936Swa 9...

Page 10: ...18 5 LCD Color Monitor AOC e936Swa 10...

Page 11: ...18 5 LCD Color Monitor AOC e936Swa 11 LED Indicator...

Page 12: ...18 5 LCD Color Monitor AOC e936Swa 12 4 Input Output Specification 4 1 Input Signal Connector D SUB connector...

Page 13: ...18 5 LCD Color Monitor AOC e936Swa 13 4 2 Factory Preset Display Modes...

Page 14: ...nd 16 7M colors RGB 6 bits Hi FRC data All input signals are 1 channel LVDS interface and this module doesn t contain an inverter board for backlight TPV TPM185B1 L01 The TPM185B1L01 Rev C1D model is...

Page 15: ...18 5 LCD Color Monitor AOC e936Swa 15 TPV TPM185B1 XW01 Ta 25...

Page 16: ...18 5 LCD Color Monitor AOC e936Swa 16 5 2 Optical Characteristics AUO M185XW01 Ta 25...

Page 17: ...18 5 LCD Color Monitor AOC e936Swa 17 TPV TPM185B1 L01 Ta 25...

Page 18: ...18 5 LCD Color Monitor AOC e936Swa 18 TPV TPM185B1 XW01 Ta 25...

Page 19: ...18 5 LCD Color Monitor AOC e936Swa 19 5 3 Electrical Characteristics 1 TFT LCD Module AUO M185XW01 TPV TPM185B1 L01 Vcc 5 0 V Ta 25 2 C fv 60 Hz...

Page 20: ...18 5 LCD Color Monitor AOC e936Swa 20 TPV TPM185B1 XW01 Note 1 Measurement conditions The duration of rising time of power input is 470us Note 1 LVDS Signal Waveform...

Page 21: ...voltage Note 2 Based on the operating current is 20mA TPV TPM185B1 L01 Ta 25 2 C Note 1 PLED ILED 8 VLED 2 LED matrix is 7S8P 2 The lifetime of LED is defined as the time when it continues to operate...

Page 22: ...18 5 LCD Color Monitor AOC e936Swa 22 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...

Page 23: ...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...

Page 24: ...ical Block Diagram 6 2 1 Scalar Board FLASH MEMORY MX25L2026MI U402 Scalar TSUM1PFR LF Include MCU ADC OSD etc U401 LCD Interface CN405 D Sub Connector CN101 Crystal 14 31818MHz X401 Key Control Inter...

Page 25: ...Transformer T901 AC input 14 5V Bridge Rectifier and Filter Feedback Circuit Rectifier diodes Photo coupler IC902 5V Regulator IC903 Audio Power Amplifier APA2071JI IC601 CN602 5V CN601 Phone Jack ZD...

Page 26: ...18 5 LCD Color Monitor AOC e936Swa 26 7 Schematic 7 1 Main Board 715G3244 1...

Page 27: ...18 5 LCD Color Monitor AOC e936Swa 27...

Page 28: ...18 5 LCD Color Monitor AOC e936Swa 28...

Page 29: ...18 5 LCD Color Monitor AOC e936Swa 29...

Page 30: ...18 5 LCD Color Monitor AOC e936Swa 30...

Page 31: ...AC R927 0R05 4A 1 4W HS1 HEAT SINK IC901 1 2 CN902 Wire Harness 1 2 3 4 5 6 7 8 9 C911 2N2 500V C905 100nF 50V C910 2N2 500V C908 47uF 50V C917 100N 50V GND3 GND 1 2 D906 SR504 30 1 2 D902 FR107 GND2...

Page 32: ...N PANEL OEM MODEL Size Rev Date Sheet of TPV MODEL PCB NAME T P V Top Victory Electronics Co Ltd Key Component 1 1 A Tuesday January 05 2010 715G3189PO1LED001S ODM MODEL 04 BUFEER G3189 PO1 LED X 1 09...

Page 33: ...T3904 D601 1N4148 R610 10K 1 10W R611 56K 1 10W C613 100uF 25V OEM MODEL Size Rev Date Sheet of TPV MODEL PCB NAME T P V Top Victory Electronics Co Ltd Key Component 1 1 Custom Tuesday January 05 2010...

Page 34: ...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...

Page 35: ...02 100K 1 10W R811 10OHM1 10W R814 5 1K 1 8W C802 100uF 50V R815 2 2OHM 1 10W R816 5 1 1 1 10W R807 10K 1 10W C809 10nF 25V C806 10nF 25V Q801 RK7002FD5T116 D G S 12V D801 NC CN801 CONN 1 2 3 4 5 6 7...

Page 36: ...18 5 LCD Color Monitor AOC e936Swa 36 8 PCB Layout 8 1 Main Board 715G3244 1...

Page 37: ...18 5 LCD Color Monitor AOC e936Swa 37...

Page 38: ...18 5 LCD Color Monitor AOC e936Swa 38 8 2 Power Board Adapter 715G3189P01LED001S...

Page 39: ...18 5 LCD Color Monitor AOC e936Swa 39 715G3189P02LED001S...

Page 40: ...18 5 LCD Color Monitor AOC e936Swa 40...

Page 41: ...18 5 LCD Color Monitor AOC e936Swa 41 Converter 715G3823P01000004S...

Page 42: ...18 5 LCD Color Monitor AOC e936Swa 42 715G3649P01000004S...

Page 43: ...18 5 LCD Color Monitor AOC e936Swa 43 8 3 Key Board 715G3371 2 8 4 USB Board 715G2663 2 715G3501 2...

Page 44: ...C e936Swa 44 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...

Page 45: ...Press power key and look if the picture is normal Please reinsert and make sure the AC of 100 240 is normal Measure C423 1 8V U404 Vout 3 3V Reinsert or check the power section X401 oscillate waveform...

Page 46: ...NG NG Measure C423 1 8V U404 Vout 3 3V Replace CN404 U404 X401 oscillate waveforms are normal Replace X401 Check if the sync signal from computer is output and video cable is connected normally Input...

Page 47: ...easure Q404 base is low level X401 oscillate waveform is normal Check FB402 Q405 is broken or CN405 solder Check Correspondent component Replace PANEL Check Correspondent component Replace U401 OK OK...

Page 48: ...110V or 240V Check AC input Check the voltage of C907 Check bridge rectified circuit and F901 circuit Check start voltage for the pin2 of IC901 Check R920 R921 R922 Change IC901 NG OK OK Check D903 D9...

Page 49: ...P01000004S Check C802 12V NG OK Check adapter and MB Check ON OFF signal Check main board NG OK Check Q801 PIN5 6 7 8 12V NG OK Change Q801 Check IC801 PIN1 2 3 4 5 6 7 8 have the output of square wav...

Page 50: ...5G3649P01000004S Check C802 12V NG OK Check adapter and MB Check ON OFF signal Check main board NG OK Check R803 12V NG OK Change Q802 Check U801 PIN7 8 9 10have the output of square wave at short tim...

Page 51: ...51 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...

Page 52: ...LCD Color Monitor AOC e936Swa 52 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...

Page 53: ...stment Set the Contrast to 50 Adjust the Brightness to 90 5 Gain adjustment A Adjust Warm 6500K color temperature 1 Switch the chroma 7120 to RGB Mode with press MODE button 2 Switch the MEM channel t...

Page 54: ...til chroma 7120 indicator reached the value B 100 7 Repeat above 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 R...

Page 55: ...18 5 LCD Color Monitor AOC e936Swa 55 12 Monitor Exploded View...

Page 56: ...S 7P PLUG 6P C2003 260MM E09501 095G8018 3TH55 HARNESS 30P 30P 140MM 0D1G1730 8120 SCREW 0M1G 130 5120 SCREW 705GH934024 18 5 LCD STAND BASE ASS Y E750 750GLU185X1614N000 PANEL M185XW01 V600 SH AUO E7...

Page 57: ...067G 40Z10115L EC 100uF 450V M 18 36mm C912 067G215D6814LV LOW ESR EC 680uF 25V M 10 20mm C914 067G215S4713LV LOW ESR EC 470uF 16V M 10 12 5mm L901 073G 174 65 H2 LINE FILTER 30mH MIN L903 073G 253 9...

Page 58: ...CHIPR 10K OHM 5 1 10W FENGHUA R614 061G0603103 JF RST CHIPR 10K OHM 5 1 10W FENGHUA R602 061G0603103 JT RST CHIP 10K 1 10W 5 TZAI YUAN R604 061G0603103 JT RST CHIP 10K 1 10W 5 TZAI YUAN R605 061G0603...

Page 59: ...X7R C608 065G080522522K T CAP CHIP 0805 2 2UF K 25V X7R C901 065G080582031J F CAP CHIP 0805 82PF J 50V NPO C910 065G1206222B2K T CAP CHIP 1206 2200PF K 630V X7R C911 065G1206222B2K T CAP CHIP 1206 22...

Page 60: ...5 1 16W R447 061G0402103 RST CHIPR 10 KOHM 5 1 16W R439 061G0402103 RST CHIPR 10 KOHM 5 1 16W R437 061G0402103 RST CHIPR 10 KOHM 5 1 16W R433 061G0402103 RST CHIPR 10 KOHM 5 1 16W R417 061G0402103 RST...

Page 61: ...0 31 CHIP 22PF 50V NPO C408 065G0402224 17 CAP CER 0 22UF 20 80 C434 065G0402224 17 CAP CER 0 22UF 20 80 C411 065G0402470 31 MLCC 0402 CAP 47PF J 50V NPO C412 065G0402470 31 MLCC 0402 CAP 47PF J 50V N...

Page 62: ...T CHIP 1R 1 10W 5 TZAI YUAN R827 061G0603109 JT RST CHIP 1R 1 10W 5 TZAI YUAN R828 061G0603109 JT RST CHIP 1R 1 10W 5 TZAI YUAN R829 061G0603109 JT RST CHIP 1R 1 10W 5 TZAI YUAN R831 061G0603109 JT RS...

Page 63: ...ZD902 093G 3916752T MTZJ T 72 16B ZD901 093G 39A0852T GDZJ18B D902 093G 6026T52T RECTIFIER DIODE FR107 D901 093G 6038T52T FR103 D601 093G 64 1152T 1N4148 J906 095G 90 23 JUMPER WIRE J611 095G 90 23 J...

Page 64: ...5GH934024 18 5 LCD STAND BASE ASS Y E750 750GLV185B1141N000 PANEL TPM185B1 L01 C1D FQ TPV ADPC91503HD2 ADAPTER BOARD H16G0001003 EVA WASHER H26G 800504 2A barcode H40G 18N61525A e936Swa EU ID LABEL H4...

Page 65: ...3G 253 91 H CHOKE COIL L903 073G 253 91 H CHOKE COIL T901 080GL19P 1 H POWER X FMR 1 1mH 10 CN901 087G 501 32 DL AC SOCKET DIP 3PIN 2PIN GROUND CN601 088G 30214K DC PHONE JACK 5PIN D906 093G 60923 DIO...

Page 66: ...1 10W 5 WALSIN R606 061G0603203 JF RST CHIPR 20K OHM 5 1 10W FENGHUA R607 061G0603203 JF RST CHIPR 20K OHM 5 1 10W FENGHUA R916 061G0603471 JT RST CHIPR 470OHM 5 1 10W TZAI YUAN R615 061G0603472 JF R...

Page 67: ...22B2K T CAP CHIP 1206 2200PF K 630V X7R AD91503HD1AI ADAPTER BOARD FOR AI C410 067G 2151007RT LOW E S R 10UF 20 50V C423 067G 305101 4T 100UF 20 25V C421 067G 305101 4T 100UF 20 25V C427 067G 305101 4...

Page 68: ...R 10 KOHM 5 1 16W R408 061G0402103 RST CHIPR 10 KOHM 5 1 16W R407 061G0402103 RST CHIPR 10 KOHM 5 1 16W R118 061G0402103 RST CHIPR 10 KOHM 5 1 16W R436 061G0402104 RST CHIPR 100 KOHM 5 1 16W R468 061G...

Page 69: ...G0402473 12 CHIP 0 047uF 16V X7R C109 065G0402473 12 CHIP 0 047uF 16V X7R C107 065G0402473 12 CHIP 0 047uF 16V X7R C106 065G0402473 12 CHIP 0 047uF 16V X7R C105 065G0402473 12 CHIP 0 047uF 16V X7R C10...

Page 70: ...TZAI YUAN R817 061G0603229 JT RST CHIPR 2 2OHM 1 10W TZAI YUAN R816 061G06035108FT bST CHIPR 0603 5 1 OHM 1 1 10W R818 061G06035108FT bST CHIPR 0603 5 1 OHM 1 1 10W R803 061G0805100 JT RST CHIP 10R 1...

Page 71: ...ZD902 093G 3916752T MTZJ T 72 16B ZD901 093G 39A0852T GDZJ18B D902 093G 6026T52T RECTIFIER DIODE FR107 D901 093G 6038T52T FR103 D601 093G 64 1152T 1N4148 J611 095G 90 23 JUMPER WIRE J612 095G 90 23 J...

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