Dell ST2010 - 20" LCD Monitor Service Manual Download

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Service Manual

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Service Manual

LCD Monitor ST2010

Summary of Contents for ST2010 - 20" LCD Monitor

Page 1: ...Service Manual 0 Service Manual LCD Monitor ST2010 ...

Page 2: ...lease Copyright Copyright 2007 InnoLux Display Corp Ltd All Rights Reserved This manual may not in whole or in part be copied Photocopied reproduced translated or converted to any electronic or machine readable form without prior written permission of Foxconn Tech Corp Ltd Dell ST2010 Service Manual ...

Page 3: ... 5 3 OSD MESSAGE 5 4 BURN IN PATTERN 5 5 AUTO COLOR BALANCE AUTOMATICALLY CALIBRATE CHIP ADC PARAMETER BY USING CHIP INTERNAL DAC 5 6 UPGRADE FIRMWARE TO SERIAL VIA FLASH CABLE BY ISP_TOOL V4 100 EXE CHAPTER 6 TROUBLE SHOOTING 1 COMMON ACKNOWLEDGE 2 NO POWER SUPPLY 3 POWER INCLUDE IF 5VAND 3 3V SUPPLY NORMAL BUT LED OFF AND NO DISPLAY 4 POWER INCLUDE IF 5VAND 3 3V SUPPLY AND DISPLAY NORMAL ONLY LE...

Page 4: ...it gets wet unplug the power cable immediately and consult your closed dealer l Always unplug the monitor before cleaning it Clean the cabinet with a clean dry cloth Apply non ammonia based cleaner onto the cloth not directly onto the class screen l Do not place heavy objects on the monitor or power cord PRODUCT SAFETY NOTICE Many electrical and mechanical parts in this chassis have special safety...

Page 5: ...Chapter 2 SERVICE TOOLS EQUIPMENT REQUIRED 1 SIGNAL GENERATOR 2 MULTIMETER 3 SCREW DRIVER 4 OSCILLOSCOPE 5 Soldering IRON 6 SOLDER Lead free RoHS compliance 7 Color Analyzer 8 Fox_VISP_Programmer 9 Fox_VEDID_Programmer ...

Page 6: ...d one is function keypad which is OSD control located on the right side back cover one is power DC_on off key The block diagram is shown as below fig 1 Lamp2 Photocoupler Transformer Snubber Schottky Feedback Control Snubber Schottky 1 To Panel CCFL MOSFET Rectifier Filter Circuit Brightness ON OF Control Power MOSFET AC Input 90V 264V PWM Control IC LD7575 Feedback and OVP 13V DC output Power Tra...

Page 7: ...trol Panel Vcc control Panel Interface TSUMU58EDJ LF 5V 5V 1 8V dynamic contrast ratio 3 3V 14 318MHz Brightness ON_OFF Control AP1117E33A VGA Connector VGA signal LM1117M 1 8 XTAL OSD KEY 24C16 EDID 24C02 HDMI Connector Panel Vcc on off switch Connector LM1117M 3 3 Keypad AP1117E18 EDID 24C02 Fig 1 ...

Page 8: ...rrent is sensed approximately 2 seconds U1 shuts off R3 is used to limit current C3 is used to dump noise C5 is used to soft start and then the voltage on pin 14 will enable U1 Once the voltage at the ISEN pin reaches the lamp on threshold the IC switches from the striking mode to the normal operation mode and the PWM dimming control is activated The striking and operating frequency is determined ...

Page 9: ...FL The over voltage protection feature is implemented by using an extermal capacitor devider C20 C21 to sense the output voltage The divide down voltage signal is sent to the IC Pin11 VSEN thus regulating the output voltage If a CCFL is removed fails or damaged during normal operation CCFL current is no longer sensed and the voltage on ISEN pin drops Once the voltage at the ISEN pin is less than t...

Page 10: ...Filter fig 5 Fig 5 CN850 is a connector for connecting AC Power F850 is a fuse to protect all the circuit AC Input voltage is from 90V to 264V R850 and R851 are joined between two inputting main circuit to prevent man from shock L850 is used to filter low frequency noise C850 and C851 are used to discharge the noise that L851 produced High frequency waves are damped by C852 2 2 3 High Voltage to L...

Page 11: ...53 TVS P6KE170A R853 0 2R C872 NC 100P 1KV D850 BL4 06 3 1 2 4 Q850 AP2764 2 1 3 R856 10 1 R869 0R68 2W C875 4700p 250V D851 FR10 10 LF R880 82K 2W C855 10u 50V CN852 CON8PIN 1 2 3 4 5 6 7 8 G ate Ise n se GND FB GND VDD NC Vin ZD881 OPE N Sign al_ GND C854 100u 450V ...

Page 12: ...itor and further to provide lossless startup circuit Max start up current for U850 is 100 uA When current flow from the bulk capacitor C854 through R843 and R842 gets to HV pin to start up U850 Meanwhile the VCC supply current is as low as 100 uA thus most of the HV current is utilized to change the VCC capacitor C855 Whenever the Vcc voltage is higher than UVLO 16V the GATE pin will output signal...

Page 13: ... through D851 C875 R880 this will prevent Q850 from being damaged under large current impulse and voltage spike RT pin is to program the switching frequency by connecting R846 to ground to set the switching frequency f 65 0 R846 100 KHz 2 2 4 DC 13V and DC 5V Output Circuit and Feedback circuit fig 7 I850 LTV817 3 1 4 2 13V C860 3300p 250V L851 CHK 053 R861 3K6 1 C871 0 1 50V C863 470u 25V D854 NC...

Page 14: ... vertical sync Vsync inputs via CN102 14 and then clamped by ZD105 Zener passes through R116 and then goes into IC U105 TSUM58EDJ LF 33 Signal TTL horizontal sync Hsync inputs via CN101 13 and then clamped by ZD104 Zener passes through R115 and then goes into IC U105 TSUM58EDJ LF 32 CN102 5 is defined as cable detect pin the detect pin can create a pull low signal send to U105 36pin via R160 to id...

Page 15: ...make Q107 3 sends out high Voltage to CN104 3 and then to keypad LED blue on b When in Suspend mode U105 TSUM58EDJ LF 124 sends out a low Voltage make Q108 3 sends out high Voltage to CN104 5 and then to keypad LED Amber on 2 3 4 MAIN CHIP U105 TSUM58EDJ LF U105 TSUM58EDJ LF 86 77 output 8 bit even and 100 91 output 8 bit odd LVDS digital data to panel control circuit through CN103 U105 TSUM58EDJ ...

Page 16: ...0 28 32 31 47 70 08 800x600 40 00 37 88 60 32 800x600 49 50 46 88 75 00 1024x768 65 00 48 36 60 00 1024x768 78 75 60 02 75 03 1152x864 108 00 67 50 75 00 1280x800 83 50 49 702 59 81 1280x1024 108 00 63 98 60 02 1280x1024 135 00 79 976 75 025 1600x900R 97 750 55 54 59 978 4 Power On Off Sequency Hardware power On Off When power cord plug into AC socket power board will provide DC_5V to interface bo...

Page 17: ...splay normal on panel if the VGA HDMI cable input signal is active If power ON U105 123 LED_blue will send out low potential and then LED blue on If power saveing U105 124 LED_Amber will send out low potential and then LED Amber on If power ON or power saveing when press power key U105 119 pin receives low pulse then U105 will be sleeping and turn off backlight at the same time the panel will lose...

Page 18: ...Samsun g 0 3 10 0 0 50 500 100 0 0 50 NA 1000 5 D SUB Connector Pin Assignment 6 AC Outlet Pin Assignment Pin Symbol Description 1 Line 2 GND 3 Neutral 7 Inner Connector Pin Assignment 7 1 CN103 Connect interface board to Panel Pin Symbol Pin Symbol Pin Symbol 1 Red 6 Red_GND 11 GND 2 Green 7 Green_GND 12 DDC_SDA 3 Blue 8 Blue_GND 13 Hsync 4 GND 9 PC 5V 14 Vsync 5 Cable Detect 10 GND 15 DDC_SCL CN...

Page 19: ...nel 0 20 RXO3 LVDS signal of odd channel 3 21 RXO3 LVDS signal of odd channel 3 22 RXOC LVDS signal of even channel clock 23 RXOC LVDS signal of even channel clock 24 GND_LVDS LVDS Ground 25 RXO2 LVDS signal of even channel 2 26 RXO2 LVDS signal of even channel 2 27 RXO1 LVDS signal of even channel 1 28 RXO1 LVDS signal of even channel 1 29 RXO0 LVDS signal of odd channel 0 30 RXO0 LVDS signal of ...

Page 20: ...Service Manual 19 ...

Page 21: ...Service Manual 20 8 Key Parts Pin Assignments 8 1 U105 TSUMU58EDJ LF ...

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Page 25: ...BPL bit in the status register 4 VSS G Connect ground 5 SI I O To transfer commands addresses or data serially into the device input are latched on the rising edge of the serial clock 6 SCK I O To provide the timing of serial interface Commands addresses or input data are latched on the rising edge of the clock input while output data is shifted out on the Falling edge of the clock input 7 HOLD I ...

Page 26: ...FL Inverter controller IC Pin Symbol I O Description 1 DRV1 O Driver output 1 2 VDDA I Supply voltage input 3 SEL I Select Signal for Push Pull or Half Bridge Topology 4 RT1 I O Timing Resistor for Striking Frequency 5 RT I O Timing Resistor for Operation Frequency 6 ENAPWM I Enable and PWM Dimming input 7 PID I Analog Dimming input 8 TIMER I O Timing Capacitor for Delay Timer 9 ISEN1 I Currentfee...

Page 27: ...Service Manual 26 Chapter 4 Disassembly Assembly 1 Exploded Diagram ...

Page 28: ... KEYPAD 4f uct i on key BO AR D LE19D 5 PC BA KEYPAD pow er key LED BO AR D 1 1 1 1 1 1 1 C O VER BAC K LE20Q 5 KEN SI N G TO N LO C K LP1704 ASSY C O VER BAC K LE20Q 5 502210100300R 714077440700R 501020233300R O SD BU TTO N LE20Q 5 501030215101R VEN T C O VER LE20Q 5 501280200400R M I D FR AM E L LE20Q 5 501010227001R M I D FR AM E R LE20Q 5 501010227002R LVD S FFC M YLAR FO R C H ASSI S LE20Q 5 ...

Page 29: ...W AS M3 6 Zn Cc 2 BO LT 4 40 NI 2 C ha ssis 1 I Fboard 1 owe r boa rd 1 CHAS S ISAS S Y 1 S TANDAS S Y 1 kensingtonlock 1 BACKCO VER AS S Y 1 Ba ckcove r 1 Front be ze l 1 logopla te 1 FRO NTBEZELAS S Y 1 VENTCOVER 1 LE20Q 5 DIS AS S EMBLYBLO CK B Cross W W AS M3 8 Zn Cc 1 I Cross M3 6 Zn Cc 2 O S DBUTTO N 1 O S DKEYP AD 1 MYLARFO RCHAS S IS 1 MYLARFO RP ANEL MIDFRAME R 1 REAR LO G OCO VE R 1 MIDF...

Page 30: ...Service Manual 29 3 ST2010 Assembly Block ...

Page 31: ...oa rd 1 Powerboard 1 pa ne l 1 C HAS S ISAS S Y 1 ke ns ingtonlock 1 Backcover 1 frontbe ze l 1 logopla te 1 F R O NTBE ZE LAS S Y 1 E MI clip FINAL AS S Y 1 Button_powe r 1 S cre w P C ros s T T 2 3 BLK B C ros s W W AS M3 8 Zn C c 1 I C ros s M3 6 Zn C c 2 Midfra m e L 1 O S Dke ypa dboa rd 1 P C ros s M4 8 BLAC K NL 3 S TANDAS S Y 1 MYLARF O RAUOP ANE L MYLARF O RC HAS S IS 1 O S D button 1 Mid...

Page 32: ...Service Manual 31 ...

Page 33: ... front bezel 5 1 1 Control buttons on the front bezel CONTROL KEY KEYS FUNCTION Personalize 1 Execute Personalize 1 function Personalize 2 Execute Personalize 2 function Menu Enter main menu Exit Exit OSD POWER Power on or off the monitor 5 1 2 Hot Key Operation FUNCTION HOT KEY OPERATION DESCRIPTION ...

Page 34: ...Yes No Input Source Auto Select Yes Yes VGA HDMI Color Settings Input Color Format RGB Yes Yes YPbPr Mode Selection Graphics Video Present Modes Standard Multimedia Game Warm Cool Custom R G B Hue 50 Saturation 50 Demo Mode Enable Disable Reset Color Settings Display Settings Wide Mode Fill Yes Yes 4 3 Horizontal Position 50 Yes No Vertical Position 50 Yes No Sharpness 50 Yes Yes Pixel Clock 50 Ye...

Page 35: ...put video signal 1Auto select 2 VGA 3 HDMI current model resolution Ver Freq optimum resolution 5 3 OSD Message After disconnecting the cable Self Test message should show as below Press any OSD key and should show the input source 1 Auto Detect 2 VGA 3 HDMI dialog box on the right bottom of panel After disabling the sync output for VGA HDMI DPMS message should show as below for 3s MESSAGE Enterin...

Page 36: ...rn in mode by choosing ON or OFF Reset Time Reset the Turn on time of the panel to 0H0M Color Temp The R G B of Blue Preset 9300K Red Preset 5700K and Normal Preset 6500K are generated from scaling chip s back end white balance program Time Turn on time of the panel DEBUG Debug tool of scale IC U105 Dell panel P N PANEL Supplier P N CODE PANEL SAM LTM200KT03 F747N SAM 5 4 Burn in pattern Burn in p...

Page 37: ...lay 5 MOSAIC pattern on the monitor press Power button on right corner of front bezel to turn off the monitor Press Menu and Plus buttons together and then press Power button to turn on the monitor After power on the device is enter factory modode press buttons to call out factory menu choose Auto Color item then execute Auto Color item After the Auto Color Balance process finished go back to Othe...

Page 38: ...e detailed reprogramming procedures will be described in ISP User s Guide Edid 8 4 rar Edid rar ISP User s Guide_20070312 rar ISP_Tool V4 100 rar After repair to ensure the quality you should do the following test and adjustment ...

Page 39: ...r at power saving mode Chroma Signal Generator VGA cable detector When select VGA model and VGA cable is not plugged out self test OSD will be floated Visual check Minimum luminance measurement 1 LCD Minimum luminance SPEC is 200cd m2 0 15 months from mfg date 2 0 15 months LUM 80 of SPEC minimum luminance Chroma Signal Generator and Color Analyzer OSD Lock Test Soft Lock When OSD is locked this i...

Page 40: ...re screen is an abnormal color that means the problem happen in the analog circuit part if only some scale appears abnormal color that stand the problem happen in the digital circuit part l If you check the H V position please use the crosshatch pattern l This LCM support 10 timing modes if the input timing mode is out of specification Cannot Display this Video Mode will be displayed on the screen...

Page 41: ...PC if select HDMI model on OSD If the VGA or HDMI Cable is plugged in well please change another VGA or HDMIcable 2 No power supply Is there DC13 at L852 Is there DC 5V at L851 Is the voltage at C854 in the range of 127V 372V Is the voltage at pin8 of U850 354V Is the voltage at pin3 of T850 510 Check D850 F850 NO YES NO NO Check R853 Is the voltage at pin6of U850 18 0 NO Check D852 R856 YES YES C...

Page 42: ... when power AC on NO Change U105 Yes Change U108 NO Is the keypad cable connective OK Reassembly or changing Yes Is the LED control signal at 123 of U105high low convertible when DC on off NO NO Change Q107 Is the key function OK NO Press power key to DC on the monitor if d ok the process is end if no display but LE function ok see the no backlight process Yes Upgrade Firmware to Serial Flash U108...

Page 43: ... Amber Do the Hsync Vsync Signals exist in CN102 13 14 separately when select VGA mode by OSD Do the Hsync Vsync Signals exist in R136 R136 Do the Hsync Vsync Signals exist in U105 32 33 Change U105 END Insert VGA Cable correctly Check R135 R136 Check R133 R134 NO NO NO YES YES YES YES END ...

Page 44: ...he on off control signal come from IF ok Is the CN851 inserted CN101 OK NO Yes Is the on off control signal 109 of U105 high low convertible when DC on off NO Yes Is the voltage 13Vat T1 PIN3 4 Check T850 or F850 NO Yes Yes Check U1 pin2 Voltage is 5V Yes Check U1 pin6Voltage is High Check CN851 NO YES Check U1 pin1 and pin2 Oupput Change Q1 Yes Check U1 NO ...

Page 45: ... Check Q101 circuit Check DC 5 0V on CN103 1 2 3 Are there data output on U105 77 86 91 100 Change U105 END Check VGA input circuit D105 D1 D103 R114 R115 R1 C113 C114 C115 YES YES VGA YES NO NO NO IS the display is white and cannot display OSD when press key Yes Is the FFC cable inserting ok if no reinsert else change FFC cabl No Is display selftest picture at VGA mode or HDMI mode HDMI Is there ...

Page 46: ...attern color lost in some scale Color lost in some scale at 32 gray scale pattern Re insert the FFC Cable Change FFC Cable Check crystal circuit if the wave of 14 318MHz signal is normal change U105 else change X101 OK END OK END NO NO END ...

Page 47: ...FON 426000090540R TK2025M101 XFMR SW 955mH SPW 054 RoHS High vol transformer for CCFLs FOXCONN 2MVLA1905 001A TDK NIA19LES X69H03 FRONTIER SEH1947 03 LFR LISHIN IFK7015HL Critical Aluminium Electrolytic Cap C854 ELITE 420431014083R PW2W101MSG1840R CAP SEK 100uF 450V M 105 CF 18x40 2 5 Filter AC line voltage to DC SAMXON EKMXXXMXXXXXXX P LELON PGAXXXMXXXX XXXXT SU SCON SK450M101K40T022LCCR Critical...

Page 48: ... 3 TR LF TO 252 A1 SEMI RoHS Critical Regulator U102 E CMOS 412000599990H EC50117BBG 1 8V IC EC50117BBG 1 8V SOT223 E CMOS DC to DC convert UTC 412000330020R LD1117AL 1 8V A IC LD1117AL 1 8V A SOT223 UTC A1 SEMI 412000330830R AS1117L 1 8 TR IC AS1117L 1 8 TR LF SOT223 A1 BCD 412000330070R AZ1117H 1 8 IC AZ1117H 1 8 SOT223 AAC RoHS Function Serial Flash U108 SST 412000494190R SST25LF020A 33 4C SAE ...

Page 49: ...A09N65GX N CH TO 220F FUJI RoHS FUJI 10 410500059290R XSTR AP2761I A N CH TO 220CFM ADVANCED P APEC 10 410050057280R XSTR STP8NK80ZFP N CH TO220FP ST ST 10 410050114290R XSTR AP2764AI A N CH 650V 9A TO 220CFM APEC 20 507300003300R HEATSINK L LE1713 1913 DMC ORIENTAL POWER ZHONGJIAN 30 509146306200R SCREW P CROSS W WAS M3 6 Zn Cc GAOYI YIJIE ITEM Phant item P N Description Supplier 792552100B00R PC...

Page 50: ...RoHS EUROPTRONIC HJC SCC 100 415502688551R RES NKNP 2W 0 68Ω J MINI HK15 ROHS FUTABA QUEENMAO TZAI YUAN UNIOHM 欣統 110 415350100550R RES MOF 2W 10Ω J MINI HK15 RoHS FUTABA QUEENMAO TZAI YUAN UNIOHM 欣統 120 415350823550R RES MOF 2W 82KΩ J MINI HK15 RoHS FUTABA QUEENMAO TZAI YUAN UNIOHM 欣統 130 432009400701R NTC 5Ω 4A 10ψ P 5mm F RoHS THINKING UPPERMOST 140 412140002380R IC LTV817M PR VDE LITE ON P 10m...

Page 51: ...03 X7R 1000PF 50V K RoHS DARFON TDK WALSIN YAGEO 30 419312254070R C SMD 0805 X7R 2 2uF 16V K RoHS DARFON MURATA TAIYO TDK WALSIN YAGEO 40 419314730060R C SMD 0603 X7R 0 047uF 50V K RoHS DARFON TDK WALSIN YAGEO 50 419312720060R C SMD 0603 X7R 2700PF 50V K RoHS DARFON TDK WALSIN YAGEO 60 419313320070R C SMD 0805 X7R 3300PF 50V K RoHS DARFON TDK WALSIN YAGEO 70 411020047210R DIO BAV70 85V SOT23 PHILI...

Page 52: ... F AT RoHS QUEENMAO TZAI YUAN UNIOHM 欣統 140 415212703140R RES MF 1 8W 270KΩ F AT RoHS QUEENMAO TZAI YUAN UNIOHM 欣統 150 414040208540R RES FSM 1W 0 2Ω J AT MINI RoHS FUTABA QUEENMAO TZAI YUAN UNIOHM 欣統 160 430405000000R JMPR ROLL KG D 0 6mm AT RoHS 7 5MM HOTRON YUANYE 160 430405000000R JMPR ROLL KG D 0 6mm AT RoHS 7 5MM HOTRON YUANYE 170 430405000000R JMPR ROLL KG D 0 6mm AT RoHS 10MM HOTRON YUANYE ...

Page 53: ...4790440R CAP EC 4 7UF 16V M 105 VT2 5 5X1 1 ROH ELITE LELON SAMXON SU SCON 1 PC C112 A ITEM P N Description Supplier Usage Un Location Rev 792821340800R PCBA I F BOARD W O SPK SMT LE20Q5 AA 20 443499019010R CON HDMI SMD 19P 0 5mm R A QJ51 DLK 1 PC CN201 A 20 443499019011R CON HDMI SMD 19P 0 5MM R A ROHS FOXCONN 0 PC A 30 444099030040R CON SMD 1 0MM 30PIN with lock RoHS CVILUX P TWO 1 PC CN103 A 40...

Page 54: ...R177 R180 R189 R190 R213 R211 R212 A 190 414918000050R RES SMD 0402 0Ω J RT RoHS TA I UNIOHM WALSIN YAGEO 10 PC R147 R148 R201 R202 R203 R204 R205 R206 R207 R208 A 200 414918047250R RES SMD 0402 4 7KΩ J RT RoHS TA I UNIOHM WALSIN YAGEO 6 PC R127 R128 R137 R138 R140 R217 A 210 414916000050R RES SMD 0603 0Ω J RT RoHS TA I UNIOHM WALSIN YAGEO 3 PC RB101 RB102 RB103 A 220 414918010450R RES SMD 0402 10...

Page 55: ... PANJIT PANJIT 9 PC ZD102 ZD103 ZD104 ZD105 ZD106 ZD107 ZD202 ZD205 ZD206 A 380 411121462950R ZENER 6 2V BZT52 C6V2 SOD 123 WILLAS WILLAS 0 PC A 380 411131562950R ZENER 6 2V BZT52C6V2 7 F SOD 123 DIODES 0 PC A 400 492411300100R PCB I F 2 OSP FR4 16 LE20Q5 RoHs EXPRESS SHENG HUA 1 PC A 410 414918100210R RES SMD 0402 10KΩ F RT RoHS TA I UNIOHM WALSIN YAGEO 2 PC R151 R152 A 420 506140005700R LABEL BA...

Page 56: ...ER 6 2V MMSZ5234B SOD 123 PANJIT RoH PANJIT 0 PC 80 492411500010R PCB K OSD 2 OSP FR4 16 LE20Q5 RoHs EXPRESS SHENGHUA 5 Assembly BOM ITEM P N Description Supplier Usage Un Rev 8201Q581D010R ST2010 U854M LE20Q5 817 SAM DAO 10 453070800150R PWR CORD 10A 125V BLK 6FT UL CSA SVT 3Cx Foxconn I shen 1 PC C 20 453010100320R CABLE D SUB 15P MALE 6FT BLACK BLUE AB 8 Foxconn JVE HOTRON 廣宇 1 PC B 30 71407408...

Page 57: ...鴻齊 1 PC A 40 714030027600R FRONT BEZEL ASSY LE20Q5 PCM 1 PC A 50 714077440700R BACK COVER ASSY LE20Q5 PCM 1 PC A 60 714084083001R ASSY PANEL W O SPK LE20Q5 817 ST2010 1 PC A 70 509116610510R SCREW P CROSS M4 10 BLACK NL NYLOK 鴻益進 2 PC A 80 501110202004R REAR LOGO LE20Q5 MMP 1 PC A ITEM P N Description Supplier Usage Un Rev 713010008100R ASSY PACK 20STD LE20Q5 A 10 506432004700R SLIP SHEET L1188xW1...

Page 58: ...50Mx82mm 佳普森 0 0003 ROL A ITEM P N Description Supplier Usage Un Rev 713010008103R ASSY PACK AIR JAPAN CARGO 20 40STD LE2 A 10 506150014600R PALLET L1170xW1140xH120mm LE20Q5 觀瀾實習工廠 0 PC A 20 506037012500R CARDBOARD COVER L1170xW1140xH100xT3mm LE 佳藝美盈森 0 PC A 30 506039005410R CORNER PAPER 800x50x50xT3mm LE1718 佳藝金惠 0 PC A 40 506039001400R CORNER PAPER 200x50x50mm ROHS 佳藝金惠 0 PC A 50 506431000300...

Page 59: ...0212400R MYLAR FOR CHASSIS LE20Q5 富准 1 PC A 100 505040212401R MYLAR FOR PANEL LE20Q5 富准 1 PC A 110 501030215101R OSD BUTTON LE20Q5 MMP 1 PC A 120 792821300800R PCBA I F BOARD W O SPK LE20Q5 817 ROHS 1 PC AA 130 792821400800R PCBA P I BOARD W O SPK LE20Q5 817 ROHS 1 PC AA 140 792821500000R PCBA POWER KEY BD LE20Q5 ROHS 1 PC AA 150 792821500010R PCBA FUCTION KEY BD LE20Q5 ROHS 1 PC AA 160 4303030024...

Page 60: ...Service Manual 59 Attachment 2 Schematic 1 Interface board schematic ...

Page 61: ...N_OFF signal Delete R105 R156 6 0 DC input 5 Doc contents A4 Monday February 09 2009 Title Size Document Number Date Sheet ST2010 6 Delete FB204 207 Title 1 Rev03 proto3 1 0 Top level 2 DeleteC202 C203 2 0 contents History 3 DeleteD202 D203 3 0 VGA input Delete R102 R103 R106 Q103 4 Initial ...

Page 62: ...RED HDCP_CTRL VLCD DDC_SDA_VGA VCC_1 8V PWR_sav e PWR_DCR R R G G B B CLK CLK DDCD_SDA DDCD_SCL HDMI_DET WP_EDID_HDMI CEC 4 0 HDMI input 4 0 HDMI input DDCD_SCL R HDCP_CTRL HDMI_DET R B G CLK G B WP_EDID_HDMI CEC CLK DDCD_SDA Doc Top level A4 Monday February 09 2009 Title Size Document Number Date Sheet 3 0 VGA input 3 0 VGA input RED WP_EDID_VGA HSYNC DDC_SCL_VGA GREEN SOG RED VSYNC BLUE DDC_SDA_...

Page 63: ...1 D103 BAV99 1 3 2 ZD103 6V2 R115 75 1 C122 0 1 16V Doc VGA A4 Monday February 09 2009 Title Size Document Number Date RB102 0 R0603 R136 2K2 5V_PI C114 C123 0 1 16V FB101 120Ω R C117 NC R133 1K VGA5V C204 0 1 16V U204 AT24C02 5 6 7 8 B 5 HDMI_RX2 B 5 R210 100 G 5 R204 0 HDMI_RX1 50 OHM HDMI R211 47K HDCP Function R208 0 HDMI_RX0 ZD201 NC Q203 PMBT3904 1 3 2 HDCP_CTRL 5 Doc HDMI input A3 4 Monday ...

Page 64: ...01 76 75 102 109 126 114 111 110 20 90 89 122 2 113 56 55 57 61 64 70 67 21 106 105 47 46 48 50 49 45 68 69 63 62 60 65 66 71 125 54 58 RIN0P GIN0P SOGIN0 BIN0P RIN0M GIN0M BIN0M HSYNC0 VSYNC0 REXT REFP REFM SDO SCK CSZ SDI GPIO_P24 PWM2 LVACKM XIN XOUT LVA2P LVA2M LVA1P LVA1M LVA0P LVA0M LVB3P LVB3M LVBCKP LVBCKM LVB2P LVB2M LVB1P LVB1M LVB0P LVB0M LVACKP LVA3M LVA3P GND GND RX2P RX2N RX1P RX1N A...

Page 65: ... on GND PANEL_ENABLE 5 C111 0 1 16V MH1 T HOLESCREW 1 2 3 4 5 6 7 8 9 1 2 3 4 5 6 7 8 9 PWR_sav e 5 GND GND U101 AP1084K33LA 3 1 2 4 VIN ADJ VOUT PAD 5V_PI 5V_PI C103 47u 16V Doc DC input A4 Monday February 09 2009 Title Size Document Number Date GND BRIGHTNESS 5 on C175 NC C109 100u 16V Q104 PMBT3904 1 3 2 GND C108 0 1 16V GND C102 100u 16V BRIGHTNESS GND C106 0 1 16V R109 27K C101 100u 16V Q101 ...

Page 66: ...04 6V2 CN02 CON JWT A1258WR04PS 4 3 2 1 UP R05 4K7 KEY ACTIVE STATUS S03 MENU 2 3 1 4 EXIT ZD06 6V2 UP SELECT ZD05 6V2 DOWN ZD02 6V2 R04 8K2 1 49V R03 4K7 ADC_KEY2 1 06V ZD07 6V2 Function keypad ST2010 A 1 Tuesday December 30 2008 Title Size Document Number Date Sheet of ADC_KEY1 R06 8K2 3 Power keypad schematic ...

Page 67: ... Manual 66 ZD01 6V2 LED WHITE LED AMBER S01 POWER 2 1 KEYPAD POWER V01 ST2010 Custom 1 1 Tuesday December 30 2008 Title Size Document Number Rev Date Sheet of LED01 LED 2 1 4 3 CN01 CON JWT A1258WV04PS 4 3 2 1 ...

Page 68: ...Service Manual 67 power board schematic 1 ...

Page 69: ...Service Manual 68 ...

Page 70: ...Service Manual 69 ...

Page 71: ...3300p 250V C872 NC 100P 1KV C863 470u 25V CN850 HF 301PCB 7MM 1 3 2 D850 BL4 06 3 1 2 4 F851 5A 125V C867 470u 25V R860 3K3 1 T851 NC 5 8 6 7 3 1 12 11 9 10 R869 0R68 2W D855 SF5 20 C866 1000p 1000V Q850 AP2764 2 1 3 L850 1 NC 4 1 3 2 R859 10K 1 I851 TL431 3 1 2 D857 SR5 10 R856 10 1 CN852 CON8PIN 1 2 3 4 5 6 7 8 Gate Isense GND FB GND VDD NC Vin T850 SPW 119 5 8 6 7 3 1 12 11 9 10 R867 270 C861 O...

Page 72: ...Service Manual 71 Attachment 3 PCB Layout Power inverter board Top Layer ...

Page 73: ...Service Manual 72 Bottom Layer ...

Page 74: ...Service Manual 73 I F board Top Layer Bottom Layer ...

Page 75: ...Service Manual 74 Keypad ...

Page 76: ...Service Manual 75 ...

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