manualshive.com logo in svg

Dell 1907FPf, Service Manual

Share
Download
Dell 1907FPf Service Manual Download Page 27

                                                                     

 Service Manual

 

 

            

 

26 

3.

 

PASS

 or FAILED will be shown in the right text window of having the EDID reprogrammed successfully 

or not. 

4.

 

Meanwhile, the ID, model name, and checksum of the monitor will be displayed in the right column. Serial 

number is optionally listed according as the EDID is flashed satisfactorily or not. 

5.

 

Then you shall AC OFF and ON to restart the monitor. 

 

 

Summary of Contents for 1907FPf

Page 1: ...Service Manual 0 Service Manual LCD Monitor 1907FPf ...

Page 2: ...ease Copyright Copyright 2006 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 1907FFPf Service Manual ...

Page 3: ...0 3 ASSEMBLY BLOCK 21 CHAPTER 5 TEST AND ADJUSTMENT 21 1 FUNCTION KEY DEFINITIONS 22 2 OSD CONTROL 錯誤 尚未定義書籤 3 FACTORY MODE INTRODUCTION 22 4 BURN IN PATTERN 23 5 AUTO COLOR BALANCE AUTOMATICALLY CALIBRA TE CHIPADC PARAMETER BY USING CHIP INTERNAL DAC 23 6 EDID REWRITE EDIDDATA TO EEPROM 23 7 UPLOAD FIRMWARE VIA VGA CABLE 30 8 AFTER REPAIR TO ENSURE THE QUALITY YOU SHOULD DO THE FOLLOWING TEST AND...

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: ...Panel U401 Gm5621 LF XTAL 14 318MHz U402 Serial flash ESD Protection CN301 D SUB Analog Video Input U301 24C02 DC DC 5V 3 3V 3 3V 1 8V CN501 CN302 DVI Function Key Board TFT LCD Panel 17 M170EG01 AUO LM170E01 TLB3 B4 LPL CN3 CN1 T1 U1 OZ9936G Q6 AP9971G CN850 AC Socket AC Line in filter I850 817B OVP 2 1 4 6 9 11 12 8 Q850 AP2761 SNUBBER U850 SG6841 D854 1 2 3 3 1 2 4 AC 90V 240V Input Charge pump...

Page 7: ...d VFB the feedback voltage When the voltage on sense pin reaches Vcomp VFB 1 0 3 A switch cycle will be terminated immediately Vcomp is internally clamped to a variable voltage around 0 85 V for output power limit When Q850 are turned off the main current flow will be consumed through D851 C880 and R880 This will prevent Q850 from being damaged under large current impulse and voltage spike 2 1 3 D...

Page 8: ...gh ZD306 for ESD protection goes into EDID EEPROM IC U301 5 Signal TTL vertical sync Vsync inputs via CN301 14 and then clamped by ZD302 Zener passes through R311 and then goes into IC U401 gm5621 LF 90 Signal TTL horizontal sync Hsync inputs via CN301 13 and then clamped by ZD301 Zener passes through R310 and then goes into IC U401 gm5621 LF 89 CN301 5 is defined as cable detect pin this detector...

Page 9: ...er to gm5621 LF Pin Assignments table in page 2 3 5 Regulator Circuit 5V is from power supply for U301 U302 U601 U902 U904 U905 and Panel used 3 3V is from switching mode power supply for U401 U402 U404 U901 U903 1 8V generates from 3 3Vthrough C603 filtering and U602 which is output 1 8V LDO for U401 used 2 3 6 USB circuit USB Signal input D D through P901 3 2 then enter into U901 SMSC2504 Signal...

Page 10: ... ON OFF When press power key U401 125 recieves low pulse and then gm5621 LF U401 will be wake up and send high puls at 127 49pin to on CCFL and switch 5 0v to panel module And make the VGA cable input signal source display normal on panel If Power ON U402 51 LED_Green will send out High potential and then LED green on If Power OFF U402 57 LED_Amber will send out High potential and then LED Amber o...

Page 11: ...VS Analog Vertical Sync 9 TX 1 TMDS Data 1 10 TX 1 TMDS Data 1 11 SHLD 1 3 TMDS Data 1 3 Shield 12 TX 3 TMDS Data 3 13 TX 3 TMDS Data 3 14 5V 5V Power 15 GND Ground Return for 5V Hsync and V Sync 16 HPD Hot Plug Detect 17 TX 0 TMDS Data 0 18 TX 0 TMDS Data 0 19 SHLD 0 5 TMDS Data 0 5 Shield 20 TX 5 TMDS Data 5 21 TX 5 TMDS Data 5 22 TX CLK SHLD TMDS Clock Shield 23 TX CLK TMDS Clock 24 TX CLK TMDS...

Page 12: ...escription 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 6 NC 7 GND_LVDS LVDS Ground 8 RXE3 LVDS signal of even channel 3 9 RXE3 LVDS signal of even channel 3 10 RXEC LVDS signal of even channel clock 11 RXEC LVDS signal of even channel clock 12 RXE2 LVDS signal of even channel 2 13 RXE2 LVDS signal of even channel...

Page 13: ... Description 1 Audio Detect Sound bar detect pin 2 LED Amber LED Green on off control 3 LED Green LED amber on off control 4 UP keypad control 5 DOWN Keypad control 6 MENU Keypad MENU control 7 Select Input signal Select 8 GND GND 11 4 CN601 Connect Power Inverter with IF board Pin Symbol Description 1 GND GND 2 GND GND 3 GND GND 4 Audio Detect Sound bar detect 5 SUB_DC_ON OFF 5V on off control 6 ...

Page 14: ...not connect 22 RESERVED O Reserved Do not connect 23 RESERVED O Reserved Do not connect 24 RESERVED O Reserved Do not connect 25 Vdd_out_33 P Digital 3 3V supply for LVDS output 26 VSS_OUT G Digital ground for LVDS output 27 RESERVED O Reserved Do not connect 28 RESERVED O Reserved Do not connect 29 RESERVED O Reserved Do not connect 30 RESERVED O Reserved Do not connect 31 O_CH3P_LV O LVDS odd ch...

Page 15: ...ound 64 DDC_SCL_VGA I DDC2Bi clock for Analog Port 65 DDC_SDA_VGA I O DDC2Bi clock for Analog Port internal pull up of 10K ohms 66 DDC_SCL_DVI HOST_SCA I DDC2Bi clock for DVI Port or host I2C clock signal for debugging 67 DDC_SDL_DVI HOST_SDA I O DDC2Bi clock for DVI Port or host I2C data signal for debugging internal pull up of 10k ohms 68 AVSS_DVI G Analog GND for DVI input Reserved for gm2621 a...

Page 16: ... power 3 3V for ADC Must be bypassed with capacitor to AVSS_ADC pin 102 AVSS_ADC G Analog ground for ADC 103 AVSS_ADC G Analog ground for ADC 104 AVDD_ADC_18 P Analog power 1 8V for ADC Must be bypassed with capacitor to AVSS_ADC pin 105 VBUFC_RPLL O Reserved Do not connect 106 VDD_RPLL_18 P Digital 1 8V Power for PLL 107 VSS_RPLL G Ground for PLL 108 XTAL O Connect to 14 3MHz crystal Should be by...

Page 17: ...01 USB HUB IC Pin Symbol I O Description 1 VDDA33 3 3V Filtered analog power 2 USBDP0 I O This pin connect to the upstream USB bus data signal 3 USBDN0 I O This pin connect to the upstream USB bus data signal 4 VSS Ground 5 USBDN1 I O This pin connect to the downstream USB peripheral device attached to the HUB ports 6 USBDP1 I O This pin connect to the downstream USB peripheral device attached to ...

Page 18: ...al 36 PRTPWR4 O Enables power to USB peripheral devices downstream 37 OCS4 N IPU Input from external current monitor indicating an over current condition 38 CFG_SEL0 IOSD12 This multifunction pin is read on the rising edge of RESET_N negation and will determine the hub configuration 39 PRTPWR3 O Enables power to USB peripheral devices downstream 40 OCS3 N Input from external current monitor indica...

Page 19: ...lator 63 RBLAS I R A 12 0kohm 1 resistor is attached from ground to this pin to set the transceiver s internal bias settings 64 VSS Ground 12 3 U850 SG6841 PWM Power Controller Pin Symbol I O Description 1 GND Ground 2 FB I Feedback the FB pin provides the information of the regulation The PWM duty cycle is controlled by FB 3 VIN I Start up current input 4 RI I Reference setting typical voltage 1 ...

Page 20: ... 501020206400R 714050004800R 714030004800R 501010204800R 501280200210R 501030202320R 501030100600R Remark Q t Identification NO Designation NO Remark NO Designation Q t Identification NO 509112304100R 509000001000R Bolt 4 40 12 5 Ni 509116610510R Screw P Cross M4 10 Black NL use 5 pcs if Samsung panel use 2 pcs if Samsung panel 509016304200R Screw I Cross M3 4 Zn Cc Screw I Cross M3 6 Zn Cc Screw ...

Page 21: ...ton lock 1 STAND ASSY 1 CHASSIS ASSY 1 keypad support 1 usb cover 1 usb board 1 light cover 2 panel 1 mylar for panel 1 power board 1 I F board 1 mylar for chassis 1 chassis 1 fix plate2 1 slide 1 spring 2 keypad board 1 PANEL ASSY 1 P cross T T 3 4 Zn 1 FFC CABLE 1 TAPE ACE 1 85x28mm P Cross W WAS M3 6 Zn Cc 3 BOLT 4 40 NI 4 P Cross W WAS M3 6 Zn Cc 3 B Cross W W T M4 6 Zn 1 I Cross M3 6 Zn Cc 2 ...

Page 22: ...d 1 light cover 2 panel 1 mylar for panel 1 power board 1 I F board 1 mylar for chassis 1 chassis 1 fix plate2 1 slide 1 fix plate1 1 spring 2 keypad board 1 BACK COVER ASSY 1 PANEL ASSY 1 P cross T T 3 4 Zn 1 FFC CABLE 1 TAPE ACE 1 85x28mm P Cross W WAS M3 6 Zn Cc 3 BOLT 4 40 NI 4 P Cross W WAS M3 6 Zn Cc 3 B Cross W W T M4 6 Zn 1 I Cross M3 6 Zn Cc 2 I Cross M3 4 Zn Cc 4 Samsung P Cross W WAS M3...

Page 23: ...atically 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 the standard video pattern generator and display the pattern with blackest and whitest colors 2 Press Power Key to power off the monitor 3 Press Menu Key and Up Key simultaneously and then press Power Key to power on the ...

Page 24: ... ON Please do not change the value of Offset1 Offset2 and Gain which will be changed with the auto color balance Burn in pattern If it is a new monitor without VGA cable plugged in burn in pattern will self generate automatically Burn in pattern will not be stopped until plugging in the VGA cable Then press Menu button to call out OSD Main Menu pulling down to Factory Reset item and execute All Re...

Page 25: ... 1 1 Connect the monitor and PC via a VGA cable 6 1 2 Execute the programmer DELL 1x07 EDID Analog The program will automatically force the resolution of the PC to be at 1024x768 By performing the 1x07FPf EDID either DDC Support or DDC NO SUPPORT will be shown first Only DDC SUPPORT enables the EDID to be flashed through the programmer The EDID of the monitor cannot be reprogrammed through VGA cab...

Page 26: ... from the PC Notebook 2 Input the Monitor Serial Number Input the serial number in the corresponding field For example 20 digits are required for DELL serial number such as 12345678901234567890 After typing the digits be sure to press Enter on the Keyboard to begin writing the EDID ...

Page 27: ...g the EDID reprogrammed successfully or not 4 Meanwhile the ID model name and checksum of the monitor will be displayed in the right column Serial number is optionally listed according as the EDID is flashed satisfactorily or not 5 Then you shall AC OFF and ON to restart the monitor ...

Page 28: ...parallel port cable 6 2 3 Execute the programmer DELL 1x07 EDID Digital The program will automatically force the resolution of the PC to be at 1024x768 By performing the 1x07FPf EDID DDC NO SUPPORT will be shown first Only DDC NO SUPPORT enables the EDID to be flashed through the programmer Please select LPT to continue the following reprogramming steps ...

Page 29: ... from the PC Notebook 2 Input the Monitor Serial Number Input the serial number in the corresponding field For example 20 digits are required for DELL serial number such as 12345678901234567890 After typing the digits be sure to press Enter on the Keyboard to begin writing the EDID ...

Page 30: ...g the EDID reprogrammed successfully or not 4 Meanwhile the ID model name and checksum of the monitor will be displayed in the right column Serial number is optionally listed according as the EDID is flashed satisfactorily or not 5 Then you shall AC OFF and ON to restart the monitor ...

Page 31: ...re 1x07FPf Firmware Reprogram Procedure Only DDC SUPPORT enables the firmware to be flashed through Fox_VISP_Programmer The firmware of the monitor cannot be reprogrammed if DDC NO SUPPORT 1 Select buttons Ø Select VGA and Full Erase buttons Ø Flash CRC File CRC is optionally checked Ø Click Connect to check if the connection is satisfactory between the monitor and PC l If the connection is ready ...

Page 32: ...d and displayed Click the Auto Programming F2 key icon 3 Reprogramming Firmware Failure Ø If the firmware is fail to be reprogrammed Command Reset0 Failed Command Ramwrite Fail Command Flash Erase Fail or Command Fast Flash Write Fail will be shown in the Message text window Ø The fail to reprogram condition will make the motherboard tick for several seconds l Under failure condition VGA cable or ...

Page 33: ...will be shown in the Message text window The total flashing time will also be calculated Ø The successful update condition will make the motherboard bring Do Re Mi sound five times with the interval of 500ms 4 Then AC OFF and ON to restart the monitor After repair to ensure the quality you should do the following test and adjustment ...

Page 34: ...Normal 0 1978 0 4684 5700 Red 0 2028 0 4781 5 m u and m v measured values of the screen for the preset CCT CCT u and CCT v CIE reference chromaticity co ordinates 6 01 0 v u v If the TCO 03 set is not complied with 6500K adjust B color Min 為 240 otherwise return as TCO 99 set Adjust it if not complied with either 9300K or 5700K Modes switching check 1 Use Chroma Pattern Generator to make sequence ...

Page 35: ...er on the center of the picture Equipment Chroma Signal Generator PC DC 12V 1 5A Output test 1 Use Sound bar to do the test 2 Install Sound bar Audio in OSD fromgray to white Sound output 3 Plug off VGA cable enter power saving mode Via OSD Enable Audio on during power saving ensure whether Audio ON OFF works normally 4 Without Sound bar Audio in OSD grayed out Sound bar DELL AS501 DC IN 12V 1A US...

Page 36: ... Dual interface If VGA input no display pls check whether the display if ok or not when DVI input 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 l If brightness uneven repairs Inverter circuit or change a new panel l If you find the v...

Page 37: ... the voltage at C854 in the range of 127V 373V Is the voltage at pin3 of U850 18V Is the voltage at pin6 of U850 0 8V Is the voltage at pin9 pin10 of T850 38V Check D856 Check RT850 F850 Check R855 Check D852 D854 NO YES YES YES YES NO NO NO Is there DC 5V at L803 NO YES Check IF Board ...

Page 38: ...S YES NO Check U1 pin1 Voltage is High Check T1 T2 pin8 and pin11 Open or Short Check Q7 or Q6 Change T1 T2 Check U1 pin6 Voltage is 5V Is the voltage 16V at T1 PIN4 Is LED Green Backlight cannot be turned on YES NO YES YES No Raster Check T850 or F850 ...

Page 39: ...xist in CN301 13 14 separately Do the Hsync Vsync Signals exist in R310 R311 Do the Hsync Vsync Signals exist in U401 89 90 Is the frequency 14 318MHz at 109 of U401 Change U401 END Insert VGA Cable correctly Check R310 R311 Change R310 R311 Change X401 NO NO NO NO YES YES YES YES YES ...

Page 40: ...YES YES NO Check U1 pin1 Voltage is High Check T1 T2 pin8 and pin11 Open or Short Check Q7 or Q6 Change T1 T2 Check U1 pin6 Voltage is 5V Is the voltage 12V at T1 PIN4 LED Green Backlight cannot be turned on YES NO YES YES No Raster Check T850 or F850 ...

Page 41: ...OSD Menu Button Does OSD display Is there R G B signal in U401 99 96 93 Is there clock signal in U401 109 Check DC 5 0V on CN501 1 2 3 Are there data output on U401 7 16 31 40 Change U401 END Change D301 D302 D303 Check Q501 circuit YES YES YES YES YES NO NO NO Change X401 NO ...

Page 42: ...Service Manual 41 6 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 M B OK END OK END NO NO ...

Page 43: ... 3Cx 1 170 453010100140R CABLE D SUB 15P MALE 6FT BLACK BLUE CD15 1 180 453030300160R CABLE DVI D 24P MALE 2M BLACK RoHS 1 190 453030300230R CABLE USB 2 0 2M BLACK RoHS 1 200 506040007710R CUSHION EPS MIDDLE LP1903 1 210 506040007720R CUSHION EPS BOTTOM LP1903 1 714075370000R ASSY FINAL G W O SPK LP1903 7G2 10 714085370000R ASSY PANEL W O SPK LP1903 7G2 1 30 509116610510R SCREW P CROSS M4 10 BLACK...

Page 44: ...CT20x10xt2 2 2 240 512004000100R SPACER RCM19 LE1X13 1 714030004800R ASSY BEZEL LP1903 ROHS 10 501010204800R BEZEL FRONT LP1903 ROHS 1 20 501030100600R BUTTON FUNCTION KEY LP1703 ROHS 1 30 506102000600R LOGO PLATE DELL LE1X13 1 40 511501000200R FOAM PORON ADHESIVE L18xW2 5xH1 5mm LP1 1 714050004800R ASSY BACK COVER LP1903 ROHS 10 501020206400R COVER BACK LP1903 ROHS 1 20 501280200210R SHIELD VENT ...

Page 45: ... SMD LP1703 AG2 1 790581340A00R PCBA IF BOARD SMD LP1703 AG2 10 490581300100R PCB INTERFACE LP1X03 XG2 ROHS 1 GOODWELL SHENG HUA WELFARE 20 444099030030R CON SMD 1 0mm 30PIN RoHS AL2309 A0G1Z 1 FOXCONN P TWO CN501 30 419311044060R C SMD 0603 X7R 0 1uF 16V K RoHS 65 DARFON TDK WALSIN YAGEO C309 C312 C313 C314 C315 C401 C402 C403 C404 C405 C406 C408 C409 C410 C411 C412 C413 C418 C420 C422 C423 C424 ...

Page 46: ...905 190 410500046130R XSTR MMBT3906 PNP SOT 23 INFIN EON RoHS INFINEON 200 410500044120R XSTR SI2301BDS T1 E3 P CH SOT23 VISHAY VISHAY 200 410500044270R XSTR AO3401L P CH ALPHA OMEGA SOT23 RoH 1 AOS Q401 200 410060004210R XSTR PMV65XP P CH SOT23 PHILIP S RoHS PHILIPS 210 410500045210R XSTR PMBT3904 NPN 200MA 40V SOT23 PHILIP PHILIPS 210 410500045140R XSTR MMBT3904LT1G NPN200MA 40V SOT23 ON ON SEMI...

Page 47: ...12000241550R IC AME1117CCCTZ 3 3V TO 252 AM E RoHS AME 420 412000332020R IC LD1117AL 3 3 A TO 252 UTC RoHS UTC 420 412000332830R IC AS1117R 3 3 TR LF TO 252 A1 SEMI RoHS A1SEMI 420 412000332130R IC AP1117D33LA 3 3V ANACHIP TO 252 3L 1 ANACHIP U601 430 412000330020R IC LD1117AL 1 8V A SOT223 UTC RoHS UTC 430 412000330830R IC AS1117L 1 8 TR LF SOT223 A1 SEMI RoHS A1SEMI 430 412000330550R IC AME1117E...

Page 48: ...HS 1 FOXCONN JOWLE CN853 40 442299001100R CON POWER JACK R A 1P JPD1030 H224 4F R 1 DLK FOXCONN S C CN855 50 420424710312R CAP SD 470uF 35V M 105 F 10x20 RoHS 2 CAPXON SU SCON TEAPO C1 C9 60 418112058520R CAP CD SL 12pF 3KV J S7 5 RoHS 2 JETCON JNC TDK C13 C18 60 418112067520R CAP CD N750 12pF 3KV J S7 5 RoHS VISHAY 60 418112051520R CAP CD NPO 12pF 3KV J S7 5 RoHS SUCCESS SEC 70 418103058920R CAP ...

Page 49: ... 8Ω 5A 20 15ψ P 7 5mm RoHS 1 THINKING UPPERMOST RT850 300 426000090600R XFMR SW DIP EEL19 SPW 060 RoHS 2 DARFON FRONTIER LISHIN TDK XTREME T2 T1 310 426000090590R XFMR SW 450uH ERL28 SPW 059 DIP RoHS 1 DARFON FRONTIER LISHIN TDK T850 320 432009500050R VARIST 560V F7 5 THINKING RoHS 1 BRIGHTKING THINKING VZ850 350 790582100000R PCBA CONTROL B INV LP1X03 1 360 790582101000R PCBA CONTROL B PWR A D LP...

Page 50: ...C Q801 10 410050067210R XSTR PHP101NQ04T N CH TO220AB PHILIPS Ro PHILIPS 20 507300003400R HEATSINK LE1513 1 DMC K ENERGY ORIENTAL POWER TOP RICH 30 509146308102R SCREW PW CROSS W WAS M3 8 Zn 1 GAOYI JING YI LIQUAN YIJIE 735100007020R ASSY H S Q850 LP1X03 ROHS 10 410500059290R XSTR AP2761I A N CH TO 220CFM ADVANCED P 1 APEC Q850 10 410050055370R XSTR 2SK3265 N CH SC 67 TOSHIB A RoHS TOSHIBA 10 4100...

Page 51: ...F 400V 1A DO 41 F RONTIER R 1 FRONTIER D852 130 411020064090R DIO ER104 400V 1A DO 41 PANJIT RoHS PANJIT 140 411022020020R DIO P6KE200A LF 600W 100A DO 1 5 FRONTIE 1 FRONTIER D853 140 411022020090R DIO P6KE200A 600W 100A DO 15 P ANJIT RoH PANJIT 140 411022020010R DIO P6KE200A 600W 100A DO 15 T SC RoHS TSC 150 490581400100R PCB PWR INV B LP1X03 XG2 ROHS 1 TAITIEN TATCHUN WELFARE 160 415211001140R R...

Page 52: ...K RoHS REV A 1 DARFON MURATA SAMSUNG TAIYO TDK WALSIN YAGEO C10 70 419312233060R C SMD 0603 X7R 0 022uF 25V K RoHS 1 DARFON TDK WALSIN YAGEO C12 80 419312720060R C SMD 0603 X7R 2700PF 50V K RoHS 2 DARFON TDK WALSIN YAGEO C15 C19 90 419311033060R C SMD 0603 X7R 0 01uF 25V K RoHS 2 DARFON TDK WALSIN YAGEO C16 C20 100 419311044060R C SMD 0603 X7R 0 1uF 16V K RoHS 4 DARFON TDK WALSIN YAGEO C30 C31 C25...

Page 53: ...861 80 414916000050R RES SMD 0603 0Ω J RT RoHS 1 TA I WALSIN YAGEO R887 90 412000297020R IC SG6841SZ SOP 8 SG RoHS 1 SG U850 100 490582100200R PCB CONTROL PWR A D LP1X03 1 EXPRESS GOODWELL SHENG HUA WELFARE 790582142000R PCBA CONTROL B PWR D D SMD LP1X03 10 419311040070R C SMD 0805 X7R 0 1uF 50V K RoHS REV A 2 DARFON TDK WALSIN YAGEO C802 C803 20 419312240070R C SMD 0805 X7R 0 22uF 50V K RoHS 1 DA...

Page 54: ...4R1 4F RoHS 2 CHANG RONG FOXCONN P001 P002 60 790580340000R PCBA CONVERT B USB SMD LP1X03 ROHS 1 790580340000R PCBA CONVERT B USB SMD LP1X03 ROHS 10 490580300100R PCB CONVERT USB LP1X03 1 TATCHUN WELFARE 20 419311044060R C SMD 0603 X7R 0 1uF 16V K RoHS 2 DARFON TDK WALSIN YAGEO C102 C104 30 432002500140R ESD SMD 0603 0 055pF 24V LITTELFUSE RoH 4 LITTELFUSE 30 432002500010R ESD SMD 0603 0 2pF 30V I...

Page 55: ...Service Manual 54 ...

Page 56: ...Service Manual 55 Attachment 2 Schematic ...

Page 57: ...Service Manual 56 ...

Page 58: ...Service Manual 57 ...

Page 59: ...Service Manual 58 ...

Page 60: ...Service Manual 59 ...

Page 61: ...Service Manual 60 ...

Page 62: ...Service Manual 61 ...

Page 63: ...Service Manual 62 ...

Page 64: ...Service Manual 63 ...

Page 65: ...Service Manual 64 ...

Page 66: ...Service Manual 65 ...

Page 67: ...Service Manual 66 ...

Page 68: ...Service Manual 67 ...

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

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

Page 71: ...Service Manual 70 Attachment 3 PCB Layout Interface Board ...

Page 72: ...Service Manual 71 ...

Page 73: ...Service Manual 72 Power Inverter Board ...

Page 74: ...Service Manual 73 Keypad Board ...

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

Page 76: ...Service Manual 75 USB Control Board ...

Page 77: ...Service Manual 76 Inverter Control Board ...

Page 78: ...Service Manual 77 Power Control Board ...

Page 79: ...Service Manual 78 ...

Page 80: ...Service Manual 79 ...

Reviews:

No comments

Brands by name

Popular brands

Load more brands