Dell E1709W Service Manual Download

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Service Manual

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Service Manual

LCD Monitor E1709W

Summary of Contents for E1709W

Page 1: ...Service Manual 0 Service Manual LCD Monitor E1709W ...

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 E1709W Service Manual ...

Page 3: ...BLY BLOCK 22 3 ASSEMBLY BLOCK 23 CHAPTER 5 TEST AND ADJUSTMENT 24 1 FUNCTION KEY DEFINITIONS 24 2 OSD CONTROL 24 3 FACTORY MODE INTRODUCTION 26 4 BURN IN PATTERN 27 5 AUTO COLOR BALANCE AUTOMATICALLY CALIBRATE CHIP ADC PARAMETER BY USING CHIP INTERNAL DAC 27 6 UPLOAD FIRMWARE TO MCU VIA VGA CABLE 26 7 AFTER REPAIR TO ENSURE THE QUALITY YOU SHOULD DO THE FOLLOWING TEST AND ADJUSTMENT 27 CHAPTER 6 T...

Page 4: ...it gets wet unplug the power cable immediately and consult your closed dealer z 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 z 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: ...below This PWA is included switching power supplier inverter for CCFL and interface board fig 1 Power Transformer MOSFET Photocoupler 5V DC output Snubber Schottky Feedback Control Feedback and OVP PWM Control IC LD7575 12V DC output 2 1 ON OFF Control INL837 To Panel CCFL Lamp2 Snubber Schottky Power MOSFET Rectifier Filter Circuit AC Input 90V 264V Brightness Control 5V DC To IF Board 5V DC AC L...

Page 7: ...SEN2 C18 27nF Open Fig 2 DC_5V through R1 and C1 will provide power for U1 on the pin2 VDDA EN ON OFF voltage signal coming from scalar which is on IF BD will enable U1 to work This applies a level greater than approximately 2V to pin8 ENA enables the IC A voltage less than 1V will disable the IC R3 is used to limit current C3 and R16 is used to dump noise The soft start function is provided by co...

Page 8: ...e signal for CCFL The over voltage protection feature is implemented by using an external capacitor divider C17 C19 to sense the output voltage The divide down voltage signal is sent to the IC Pin9 VSEN thus regulating the output voltage The voltage signal on negative pole of D2 sensed through R19 comes to Pin4 of U1 ISEN The CCFL current detected at resistor R19 is converted to a voltage level an...

Page 9: ...ned between two inputting main circuit to prevent man from shock L850 is used to clear up low frequency wave C850 and C851 are RT850 5R4A VZ850 10561 NC F850 3 15A 250V C851 332 Y2 C850 332 Y2 R850 750K C852 0 47uF X2 CN850 HF 301PCB 7MM 1 3 2 L850 CHK 007 4 3 1 2 R851 750K EMI Filter Rectifier and filter Isolation power transformer Rectifier and filter Inverter circuit PWM controller Switching el...

Page 10: ...an UVLO on to power on the LD7575 and further to deliver the gate driver signal the high voltage current source is off and the supply current is provided from the auxiliary winding of the transformer T850 Pin8 GATE of U850 will output square wave to drive Q850 and then the main current flow HV to GND by passing through T850 Q850 Because of the change of current flow wires in the other side of T850...

Page 11: ... turned off the main current flow will be consumed through D851 C875 R854 and D853 This will prevent Q850 from being damaged under large current impulse and voltage spike 2 2 4 DC_12V and 5V Output Circuit and Feedback circuit fig 7 ...

Page 12: ... GREEN BLUE input through CN102 1 2 3 Stop DC via C113 C114 and C115 and then enter into U105 TSUM1PER LF 2 analog input PIN 13 10 8 and then TSUM1PER LF 2 deals with signal internally D103 D104 D105 are ESD protector to prevent U105 from ESD Signal DDC_SCL series clock inputs via CN102 15 and then passes through ZD106 for ESD protection goes into EDID EEPROM IC U103 6 Signal DDC_SDA series data i...

Page 13: ... panel control circuit through CN106 U105 TSUM1PER LF 2 28 output PPWR H potential to make Q104 conducted and then make Q101 conducted 5V flow to CN103 1 3 as Panel Vdd U105 TSUM1PER LF 2 55 output CCFL_ON OFF L potential to control Inverter on off U105 TSUM1PER LF 2 56 outputs Brightness PWM signals to control CCFL brightness TCLK by Crystal 14 318MHz input to U105 TSUM1PER LF 2 2 U105 TSUM1PER L...

Page 14: ...ress power key U105 58 receives low pulse then TSUM1PER LF 2 U105 will be wake up and send control signals at 55 28pin to on CCFL and switch 5 0v to panel module at the same time U105 make the VGAcable input signal source display normal on panel if the VGAcable input signal is active If power ON U105 60 LED_Blue will send out low potential and then LED Blue on If power saveing U105 61 LED_Amber wi...

Page 15: ...n Assignment Pin Symbol Description 1 Line AC Line Vin 100 to 240 Vrms 50 60Hz 2 GND GND 3 Neutral AC Line Vin 100 to 240 Vrms 50 60Hz 7 Inner Connector Pin Assignment 7 1 CN103 Connect M B to Panel Pin Symbol Description 1 Panel_Vcc Panel power supply typ 5 0V 2 Panel_Vcc Panel power supply typ 5 0V 3 Panel_Vcc Panel power supply typ 5 0V 4 NC 5 NC Pin Symbol Pin Symbol Pin Symbol 1 Red 6 Red_GND...

Page 16: ...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 odd channel 0 7 2 CN1 CN2 CN3 CN4 Connect to Panel Backlight Pin Symbol Description 1 HV High...

Page 17: ...Service Manual 16 8 Key Parts Pin Assignments 8 1U105 TSUM1PER LF 2 ...

Page 18: ...Service Manual 17 ...

Page 19: ...enable disable 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 ...

Page 20: ...1 DRV1 O Drive output1 2 VDDA I Supply voltage input 3 DIM I Internal LPWM dimming or external PWM pulse input for dimming function 4 ISEN I Current sense feedback 5 PID I Analog dim input 6 RSTR I Resistor to set striking frequency 7 RT I Resistor to set operating frequency compensation range 8 ENA I ON OFF control of IC 9 VSEN I Voltage sense 10 OVPT I Over voltage over current protecting thresh...

Page 21: ... Zn CcROHS 509016306200R Bolt 4 40 12 5 Ni 509000001000R 502210100300R 501010222500R 714030021300R 714050020000R 502090314600R 505040210300R PCBA IF_BOARD Ass y 19 1 1 750020200200R POWER BUTTON LENS LE17M6 501120110100R 1 501020226500R 501020226500R Chassis Mylar LE17M6 714020017100R 4 4 Screw F Cross T T 2 3 BLK 509212103500R 8 9 LVDS FFC 1 10 11 12 Identification NO Q t Designation NO Remark NO...

Page 22: ...EMI LP2207 5 chassis 1 CHASSIS ASSY 1 I Cross M3 4 Zn Cc 4 TAPE ACE 85x20mm LE1913 1 insulator mylar panel 1 panel 1 P Cross W WAS M3 6 Zn Cc 3 B Cross W W SPR M3 9 Zn 1 I Cross M3 6 Zn Cc 3 power board 1 P Cross W WAS M3 6 Zn Cc 2 BOLT 4 40 NI 4 FFC CABLE 1 I F board 1 insulator mylar chassis02 1 STAND ASSY 1 P Cross M4 10 BLACK NL 2 Power button keyapd 1 kensington lock 1 back cover 1 OSD button...

Page 23: ...o plate 1 front bezel 1 Back cover 1 kensington lock 1 STAND ASSY 1 CHASSIS ASSY 1 panel 1 mylar for panel 1 Power board 1 I F board 1 mylar for chassis 1 Chassis 1 keypad board 1 BACK COVER ASSY 1 PANEL ASSY 1 FFC CABLE 1 P Cross W WAS M3 6 Zn Cc 1 BOLT 4 40 NI 2 P Cross W WAS M3 6 Zn Cc 3 I Cross M3 4 Zn Cc 4 CMO SAM AUO LE17M6 ASSEMBLY BLOCK P Cross M4 10 BLACK NL 4 Note 1 The arrows point out ...

Page 24: ...ighlight bar 3 Ð symbol molded into button move up the highlight bar Hot Key Function Automatic adjust Directly press Ð Brightness Contrast Icon Directly press Ï Factory Modes Keys Function Auto Color Balance Purpose Automatically calibrate chip ADC parameter by using chip internal DAC Process If we want to do Auto Color Balance again please confirm the following steps 1 Connect the VGA cable with...

Page 25: ...ontal Position 50 Yes Vertical Position 50 Yes Sharpness 50 Yes Pixel Clock 50 Yes Phase 50 Yes Display Settings Reset Display Settings Yes English Yes Espanol Francais Deutsch Portugues Brasil 简体中文 Language 日本語 Menu Transparency 20 Menu Timer 20 Unlock Menu Lock Lock Enable DDC CI Disable Enable LCD Conditioning Disable Other Settings Factory Reset Reset All Settings In OSD dialog box should show...

Page 26: ... and then press Power button to turn on the monitor After power on press Brightness Plus button to enter Factory mode Fig 10 Fig10 Back Exit from Factory mode and back to NO OSD Status Panel The current setting panel is highlighted Auto Color Automatically calibrate chip ADC parameters by using internal DAC Burn In Enable or disable the Burn in mode by choosing ON or OFF Reset Timer Reset the Turn...

Page 27: ... 1 If it is a new built set press Auto Plus button to execute Auto Color at standard video pattern 5 MOSAIC pattern 5 2 Please confirm the following steps to perform Auto Color Balance Connect the VGA cable with the standard video pattern generator and display 5 MOSAIC pattern on the monitor Press Power button to power off the monitor Press Menu and Auto Plus buttons simultaneously then press Powe...

Page 28: ...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 29: ...wer 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 Y measurement at default setting 1 Set brightness and contrast to default value 75 at 6500K 2 With full white pattern Y shall be 200 20 cd m2 Chroma Signal Generator and Color Analyzer OSD Lock Test Soft Lock When OSD is locked this icon shoul...

Page 30: ... stand the problem happen in the digital circuit part z If you check the H V position please use the crosshatch pattern z 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 z If brightness uneven repairs Inverter circuit or change a new panel z If you find the vertical line or horizontal line lost on the ...

Page 31: ...mal when power AC on Change U105 Yes Change U105 Is the keypad cable connective OK Reassembly or changing Yes Is theLED control signal at 60 of U105 high low convertible when DC on off NO NO Change Q108 Is the key function OK NO Press power key to DC on the monitor if display ok the process is end if no display see the no backlight process Yes Upgrade Firmware to Serial Flash U108 by VGA port with...

Page 32: ... separately when select VGA mode by OSD Do the Hsync Vsync Signals exist in R133 R134 Do the Hsync Vsync Signals exist in U105 16 17 Is the Q107 work normal Is theLED control signal at 61 of U105 high low convertible when DC on off END Insert VGA Cable correctly Check R133 R134 Change R133 R134 Change Q107 NO NO YES YES Change U105 NO NO NO YES YES YES ...

Page 33: ...tible when DC on off NO Yes Is the low active reset signal at 54 of IF Board U105 normal NO Change C164 Yes Is the serial clock signal at 6 of IF Board U105 normal when power AC Change U105 NO Upgrade Firmware to Serial Flash U105 by VGA port with ISP_Tool V4 100 exe after this process no the control signal yet change U105 Yes Change X101 Yes Is the voltage 12V at T1 PIN4 Check T850 D801 NO Yes Ye...

Page 34: ...anel enable signal at 28 of U105 if no check Q104 circuit or change U105 if yes Check Q101 circuit Check DC 5 0V on CN101 1 2 Are there data output on U105 105 114 118 127 Change U105 END Change D103 D104 D105 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 cable No Is display selftest picture a...

Page 35: ...Service Manual 34 At 32 gray scale pattern color lost in some scale Color lost in some scale at 32 gray scale pattern Re insert the FFC Cable Change FFC Cable Change U105 OK END OK END NO NO ...

Page 36: ...24C04N 10SU 2 7 SOP8 4K A TMEL RoHS 1 ATMEL 412000279280R IC M24C04 WMN6TP4K SOP8 ST RoHS 0 ST 8 412000479990R IC CAT24C04WI TE13 SOIC 8 CATALYST RoHS 0 CATALYST U106 412000372020R IC LD1117AL 3 3V A SOT 223 UTC RoHS 1 UTC 412000372830R IC AS1117L 3 3TR LF SOT223 A1S EMI RoHS 0 A1SEMI 412000372070R IC AZ1117H 3 3 SOT 223 AAC RoHS 0 BCD 10 412000598990H IC EC50117KBG 3 3V SOT223 E CMOS 0 E CMOS U10...

Page 37: ...P CH SOT23 ANALOG POW AP 0 PC 10 410500075270R XSTR AO3415 P CH SOT23 AOS RoHS AOS 0 PC 20 410500045210R XSTR PMBT3904 NPN 200MA 40V SOT23 PHILIP PHILIPS 2 PC Q103 Q104 20 410500045140R XSTR MMBT3904LT1G NPN 200MA 40V SOT23 ON ON SEMI 0 PC 20 410500045090R XSTR MMBT3904 NPN SOT 23 PANJIT RoHS PANJIT 0 PC 20 410500045130R XSTR MMBT3904 NPN SOT 23 INFIN EON RoHS INFINEON 0 PC 30 410500046210R XSTR P...

Page 38: ...YAGEO 6 PC R105 R110 R127 R128 R161 R162 230 414918047350R RES SMD 0402 47KΩ J RT RoHS TA I UNIOHM WALSIN YAGEO 1 PC R108 240 414918750910R RES SMD 0402 75Ω F RT RoHS TA I UNIOHM WALSIN YAGEO 3 PC R117 R118 R119 250 414918845910R RES SMD 0402 84 5Ω F RT RoHS TA I UNIOHM WALSIN YAGEO 3 PC R122 R123 R124 260 414916056150R RES SMD 0603 560Ω J RT RoHS REV A TA I UNIOHM WALSIN YAGEO 1 PC R165 270 41935...

Page 39: ... 06 Ge0 TOMAS 8 6 80 511110000103R A HOT MELT ADHESIVES UB 618 U BOND 2 80 511110000101R A HOT MELT ADHESIVES 526 EXCELSTAR 0 90 511110000501R A SILICONE RTV RUBBER UB 511 EURO EURO 0 45 ITEM P N Revision Description Supplier Usage Location 735110009900R A ASSY H S Q850 LE17M6 ROHS 10 410500059290R A XSTR AP2761I A N CH TO 220CFM ADVANCED P APEC 1 Q850 10 410050103050R A XSTR FMA09N65GX N CH TO 22...

Page 40: ... 0 170 411090050090R A SCHTKY SB5150F98 150V 5A DO 201AD PANJI PANJIT 1 D856 170 411090050020R A SCHTKY SR515F69 LF 150V 5A DO 201AD FEC FRONTIER 0 170 411090050450R A SCHTKY SR5150PT F 150V 5A DO 201AD CHEN CHENMKO 0 180 426000090540R A XFMR SW 955mH SPW 054 RoHS DARFON FOXCONN FRONTIER LISHIN 1 T1 190 426000091190R A XFMR SW DIP ER28 TP4 920uH SPW 119 ROHS FOXCONN FRONTIER LISHIN MEIKAI 1 T850 2...

Page 41: ...DO 15 SECOS SECOS 0 40 411020080020R A DIO P6KE170A LF 600W 100A DO 15 FEC FRONTIER 0 50 415216040140R A RES MF 1 8W 604Ω F AT ROHS TZAI YUAN UNIOHM 1 R19 60 415110471540R A RES CF 1 8W 470Ω J AT RoHS TZAI YUAN UNIOHM 2 R31 R32 70 415237503140R A RES MF 1 2W 750KΩ F AT MINI ROHS TZAI YUAN UNIOHM 2 R850 R851 80 414040208540R A RES FSM 1W 0 2Ω J AT MINI RoHS FUTABA TZAI YUAN 1 R853 90 415211002140R ...

Page 42: ...LSIN YAGEO 1 R803 50 414908330110R A RES SMD 0805 3 3KΩ F RT RoHS REV A TA I UNIOHM WALSIN YAGEO 1 R804 60 411030075090R A DIO ED602CS 200V 6A TO 252 PANJIT PANJIT 1 D801 70 412022002831R A IC AS431HM TR LF SOT23 3 A1semi Rohs A1SEMI 1 I851 70 412000715020R A IC TL431K AE3 R SOT23 UTC UTC 0 80 491912100100R A PCB CRL P 2 OSP FR4 16 LE17M6 EXPRESS TOP FAITH 1 90 511130002200R A SOLDER PASTE Sn96 5 ...

Page 43: ...A DIO 1N4148W F 75V 0 15A DIODES RoHS SOD DIODES 0 270 411020047210R A DIO BAV70 85V SOT23 PHILIPS RoHS PHILIPS 1 ZD3 270 411020047090R A DIO BAV70 70V SOT 23 PEC ROHS PANJIT 0 270 411020047020R A DIO BAV70 LF 70V SOT 23 FEC ROHS FRONTIER 0 290 491872100000R A PCB CRL I 2 OSP FR4 12 LE17L2 EXPRESS TOP FAITH 1 300 511130002200R A SOLDER PASTE Sn96 5 Ag3 0 Cu0 5 ROHS TOMAS 0 13 300 511130002201R A S...

Page 44: ...DELL WWW LE17M6 佳藝美盈森 1 PC A 100 506060014210R CUSHION TOP LE17M6 宜盛東揚 1 PC A 110 506060014200R CUSHION BOTTOM LE17M6 宜盛東揚 1 PC A 120 506340004700R LABEL BLANK 101X50mm DELL EMEA CARTON 高綺鍵升 1 PC A 130 506380002622R TAPE WRAPPING TYPE PRINTED DELL BLACK 佳普森 0 00133 ROL A 140 713010005300R ASSY PACK 20STD LE17M6 1 PC A 140 713010005301R ASSY PACK 40STD LE17M6 0 PC A 140 713010005302R ASSY PACK ...

Page 45: ... 0 PC A 30 506039007210R CORNER PAPER 1200x50x50xT3mm LE1718 佳藝金惠 0 PC A 40 506039006100R CORNER PAPER 1250x50x50xT3mm LE963 ROH 佳藝 0 PC A 50 506431000300R FILM PE 500mmx900M ROHS 三輝柏興 0 ROL A 60 506380002612R TAPE WRAPPING TYPE 50Mx82mm 佳普森 0 ROL A 20080826 ITEM P N Description Supplier Usage Un Revision 713010005303R ASSY PACK AIR CARGO 20STD LE17M6 A 10 506150002620R PALLET L1150xW990xH120mm ...

Page 46: ...A00R PCBA I F BOARD W O SPK LE17M6 A10 ROHS 1 PC AA 30 792211400A00R PCBA P I BOARD W O SPK LE17M6 A10 ROHS 1 PC AA 40 792211500000R PCBA KEYPAD BOARD LE17M6 ROHS 1 PC AA 50 430300801920R HRN ASSY 2x4P to8P 353mm UL1571 28 FOXCONN JVE 1 PC A 60 430303001930R HRN LVDS FFC 30P 166mm P TWO 1 PC A 70 509146306202R SCREW P CROSS W WAS 7 8 M3 6 Zn Cc 卓越高億 4 PC A 80 509446309100R SCREW B CROSS W W SPR M...

Page 47: ...V 5 VCC5V 3 3V R103 10K C102 100u 16V Note 5 GND GND GND VCC5V 3 3V C108 0 1 16V C103 22u 16V 3 3V CN101 8P 2 0mm CON JWT A2008WR08P 1 2 3 4 5 6 7 8 R101 NC 0 R0805 VLCD 5 D101 SSM24APT DIO SMA CCFL_ON OFF C112 1u 16V C110 0 1 16V U102 AZ1117D 1 8V 3 1 2 4 VIN ADJ VOUT PAD VCC5V U101 AP1084K33LA 3 1 2 4 VIN ADJ VOUT PAD R110 4K7 C106 0 1 16V GND GND R106 10K R109 100K GND BRIGHTNESS 5 V02 7 3 A4 D...

Page 48: ...1 16V R R134 1K C120 0 1 16V VGA5V D102 BAV99 1 3 2 ZD107 6V2 GND R127 4K7 VGA_SDA ZD103 6V2 R136 2K2 R132 100 D105 BAV99 1 3 2 V02 7 4 A4 DELL E1709W Mstar TSUM1PER VGA INPUT 2008 6 5 InnoLux Document Number SIZE TITLE DATE SHEET OF Rev DRAWN BY CHECK BY APPRO BY RED 5 R129 10K GND C111 0 1 16V GND C128 0 1 16V C130 22p 50V R123 84R5 1 C122 0 1 16V GND GREEN 5 FB101 120Ω ZD106 6V2 VCC5V R133 1K C...

Page 49: ... 44 45 46 47 48 49 50 34 33 5 6 32 31 52 30 18 19 62 20 28 55 58 59 60 61 63 64 25 26 54 51 53 29 57 3 RIN0P GIN0P SOGIN0 BIN0P RIN0N GIN0N BIN0N HSYNC0 VSYNC0 REXT REFP REFM SDO SCK SCZ SDI PWM2 GPIO_P24 PWM3 GPIO_P27 XOUT XIN LVA2P LVA2M LVA1P LVA1M LVA0P LVA0M LVB3P LVB3M LVBCKP LVBCKM LVB2P LVB2M LVB1P LVB1M LVB0P LVB0M LVA3M LVA3P GND AVDD_ADC MODE NC VCTRL VDDC DDCA_SDA RS232_TX DDCA_SCL RS2...

Page 50: ...W Keypad 2008 06 05 InnoLux Document Number SIZE TITLE DATE SHEET OF Rev DRAWN BY CHECK BY APPRO BY Q108 PMBT3906 3 1 2 LED_B VCC5V 5 R168 330 R0603 5 LED_B C172 0 1 16V 5 C171 0 1 16V VCC5V 5 POWER LED_A 5 R167 NC 100 R0603 C169 0 1 16V PLUS MINUS EP101 5P35V SELECT 1 06V 5 SELECT GND EP102 5P35V 0V ADC Key R169 10K C170 0 1 16V To Keypad Board C173 0 1 16V MENU POWER C167 0 1 16V LED_A R176 10K ...

Page 51: ...2 1 V01 7 7 A E1709W E1709W Keypad 2008 06 05 InnoLux Document Number SIZE TITLE DATE SHEET OF Rev DRAWN BY CHECK BY APPRO BY CN1 1 2 3 4 5 6 7 8 SW04 PLUS 2 1 Blue SW05 MENU 2 1 SW02 SELECT 2 1 R901 4K7 Amber SW01 POWER 2 1 SW03 MINUS 2 1 ...

Page 52: ...709W Power Inverter Schematic Diagram 1 1 Inverter DC to AC BD Doc R2 DELL 1709W power inv erter A4 1 6 Friday August 29 2008 Title Size Document Number Rev Date Sheet of 3 1 0 Contents 1 LPL HSD PANEL 6 2 1 5 Power 12V Rectifier BD 1 3 Power AC to DC 5 SHEET 1 4 Power Control BD LD7575 ...

Page 53: ...KV NP0 ON OFF WH 02 CN4 1 2 DIM ISEN1 L856 CHK 053 CN5 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 PIN1 PIN2 PIN3 PIN4 PIN5 PIN6 PIN7 PIN8 PIN9 PIN10 PIN11 PIN12 PIN13 PIN14 PIN15 PIN16 PIN17 PIN18 PIN19 PIN20 3 3V ON T1 DIP EEL19 SPW 054 1 6 4 3 10 7 5V 4100 D02 NC CN2 1 2 CCFL_ON OFF OLP1 D1 1N4148 C19 3pF 3KV 0V of lightest On Of f 2 CCFL Inverter DC to AC R2 A4 2 6 Friday August 29 2008...

Page 54: ...6 27nF Open C25 2700p PID_Input R5 47K C1 2 2uF 10V R2 100K CN5 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 PIN1 PIN2 PIN3 PIN4 PIN5 PIN6 PIN7 PIN8 PIN9 PIN10 PIN11 PIN12 PIN13 PIN14 PIN15 PIN16 PIN17 PIN18 PIN19 PIN20 C8 47nF 16V R26 0R C22 1nF 50V 5V ON OFF 3 OLP1 R15 10K C18 27nF Open R17 10K Open C35A DIM R29 33R R18 0R U2 P6006HVG 1 2 3 4 6 7 8 5 S1 G1 S2 G2 D2 D1 D1 D2 C28 120p Open R...

Page 55: ...Title Size Document Number Rev Date Sheet of Signal_GND CN852 CON8PIN 1 8 3 4 5 6 7 2 Gate HV GND FB GND VDD NC Isense U850 LD7575 1 4 5 2 8 3 7 6 RT GND OUT COMP HV I sense NC Vcc C848 100nF 50V R843 20K D849 open 22V Signal_GND R846 100K 1 C846 220pF 50V R841 10K C847 Open Signal_GND Signal_GND R842 20K R849 220R Signal_GND ...

Page 56: ...X2 C858 470u 25V D850 BL4 06 3 1 2 4 L850 CHK 007 4 3 1 2 R859 0R75 2W C851 332 Y 2 R856 10R 1 5V Snubber C850 332 Y 2 12V Signal_GND R850 750K R880 20K CN853 CON8PIN 4 5 6 3 1 7 8 2 Snubber C431 Ref Cathode Anode GND GND NA C431 L851 CHK 053 CN850 HF 301PCB 7MM 1 3 2 Ref C856 680u 25V R2 1709 Power BD A3 4 6 Friday August 29 2008 Title Size Document Number Rev Date Sheet of Signal_GND CN852 CON8P...

Page 57: ... 6 3 1 7 8 2 Snubber C431 Ref Cathode Anode GND GND NA I851 TL431 K R A D801 ED602 1 2 3 D802 ED602 1 2 3 R804 3K3 1 Doc R2 Power 12V Rectif ier BD A4 6 6 Friday August 29 2008 Title Size Document Number Rev Date Sheet of R801 10R C801 0 01 50V R802 20R open ...

Page 58: ...Service Manual 57 Attachment 3 PCB Layout power inverter bd Power inverter bd Top Layer ...

Page 59: ...Service Manual 58 Bottom Layer ...

Page 60: ...Service Manual 59 I F board Top Layer ...

Page 61: ...Service Manual 60 Bottom Layer ...

Page 62: ...Service Manual 61 Keypad Top Layer Bottom Layer ...

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