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Acer AL707, Service Manual

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Acer AL707 Service Manual Download Page 1

 

 

 

SERVICE MANUAL

 

 

 

17

"

 LCD Monitor 

 

AL707 

 

 

  

 

                  

ACER 

 

 

 

 

Summary of Contents for AL707

Page 1: ...SERVICE MANUAL 17 LCD Monitor AL707 ACER ...

Page 2: ...RY REASONABLE EFFORT HAS BEEN MADE TO ENSURE THE ACCURACY OF THIS MANUAL WE CANNOT GUARANTEE THE ACCURACY OF THIS INFORMATION AFTER THE DATE OF PUBLICATION AND DISCLAIMS RE LIABILITY FOR CHANGES ERRORS OR OMISSIONS MANUFACTURE DATA Oct 17 2002 REVISE Oct 29 2002 ...

Page 3: ...JUSTMENT CONDITIONS AND PRECAUTIONS 7 4 2 ADJUSTMENTS METHOD DESCRIPTION 7 8 4 3 FRONT PANEL CONTROL KNOBS 9 5 CIRCUIT SOFTWARE DESCRIPTION 10 5 1 SPECIAL FUNCTION WITH PRESS KEY 10 5 2 CIRCUIT FUNCTION DESCRIPTION 10 11 5 3 SOFTWARE FLOW CHART 12 6 A INTERFACE BOARD TROUBLE SHOOTING CHART 14 21 B INVERTER MODULE SPEC TROUBLE SHOOTING CHART 22 26 7 MECHANICAL OF CABINET FRONT DIS ASSEMBLY 27 8 PAR...

Page 4: ... OHM 5 Scanning Frequencies Horizontal 30 KHz 83 KHz Vertical 55 Hz 75 Hz Pixel clock 135 MHz 6 Factory Preset Timing 17 User Timings 13 Input signal tolerance H tolerance 1 K V tolerance 0 5 Hz 7 Input Power Source Switching Mode Power Supply AC 100 240 V 50 60 Hz Universal Type 8 Operating Temperature 5 C 40 C Ambient Non operating Temperature 5 C 40 C 9 Humidity Operating 10 to 85 RH non conden...

Page 5: ...rive the backlight of panel The Adapter will provides the 12V DC power 4 16 Amp to Main board and Inverter module Monitor Block Diagram 1 3 Interface Connectors A AC Power Cable B Video Signal Connectors and Cable C External Adapter Inverter Flat Panel and CCFL backlight Main Board or Interface Board Keyboard RS232 Connector For white balance adjustment in factory mode ADAPTER HOST Computer CCFT D...

Page 6: ...e power is turn off 2 Please do not change variable resistance settings in MAIN BOARD they are adjusted to the most suitable value If they are changed it might happen LUMINANCE does not satisfy the white balance spec 3 Please consider that LCD backlight takes longer time to become stable of radiation characteristic in low temperature than in room temperature 4 Please pay attention to displaying th...

Page 7: ...ensure firm grounding The connector information is as follow 15 Pin Color Display Signal Cable PIN NO DESCRIPTION PIN NO DESCRIPTION 1 RED 9 5V power from VGA card 2 GREEN 10 GND 3 BLUE 11 SYNC GND 4 GND 12 SDA 5 GND 13 HORIZ SYNC 6 GND R 14 VERT SYNC 7 GND G 15 SCL 8 GND B 3 Apply power to the display by turning the power switch to the ON position and allow about thirty seconds for Panel warm up ...

Page 8: ...Chroma 7120 MEM Channel 1 to C2 color and MEM channel 2 to C1 color our C2 parameter is x 302 20 y 319 20 Y 200 20cd m2 and C1 parameter is x 313 20 y 329 20 Y 200 20 cd m2 How to setting MEM channel you can reference to chroma 7120 user guide or simple use SC key and NEXT key to modify x yY value and use ID key to modify the TEXT description Following is the procedure to do white balance adjust P...

Page 9: ... 7800 on OSD window to save the adjustment result b adjust C1 color temperature 1 Set the Contrast of OSD function to 45 and Adjust Brightness to chroma 7120 Y 240 5 cd m2 2 Switch the chroma 7120 to RGB mode with press MODE button 3 switch the MEM channel to Channel 02 with up or down arrow on chroma 7120 4 The lcd indicator on chroma 7120 will show x 313 10 y 329 10 Y 200 5 cd m2 5 Adjust the Co...

Page 10: ...Position adjustment Set the Chroma to pattern 1 crosshatch pattern or WIN98 95 full white pattern confirm above item 2 3 functions clock focus was done well if that 2 functions failed the H V position will be failed too Adjust the four edge until all four edges are visible at the edge of screen 5 LANGUAGE function There have 5 language for selection press MENU to selected and confirm press LEFT or...

Page 11: ...ages to convert analog RGB data to digital data with interpolation process zooming generated the OSD font perform overlay function and generate drive timing for LCD PANEL 2 U302 W78E62 WINBOND MCU type 8052 series with 64k Rom size and 512 byte ram Use for calculate frequency pixel dot detect change mode rs232 communication power consumption control OSD index warning etc 3 U203 24LC21 MicroChip IC...

Page 12: ...y 30K 80Khz 5 6mA 13mA GMZAN2 U200 LVDS chip U601 U602 Panel Power Control U202 MCU U302 Data Digital RGB Panel Control Signal Phs Pvs PclkA B Pdispe Panel Power 5V Communication signal Hclk Hfs Hdata0 Input analog RGB H V ddc signal Rs232 communication Oscillator 50 mhz Crystal 20 MHz DDC chip PANEL Main board Block diagram INVERTER module Keyboard module EXTERNAL ADAPTER DC 12V 4 16Amp ...

Page 13: ...he data with backup value Initial GMZAN2 Yes POWER ON START Initial MCU I O Interrupt vector Ram Initial 1 POC backlight counter 2 Clr all mode value Yes Check if in Factory mode when power on press the MENU Button will be in FACTORY mode SET factory mode flag Check Previous power switch status from Eeprom other system status MAIN SUBROTINE LOOP No Check Eeprom is empty Clear factory mode flag No ...

Page 14: ...le Out of range input not support be confirm Set mode index parameter Set change mode flag No No Yes Yes confirm the frequency Hsyn or Vsyn from IFM already been changed check the change mode flag Process turn off OSD setting GMZAN2according to above parameter set LED status set backlight status Check Auto config mode flag already been set No Do Auto config automatically Read Key status and Proces...

Page 15: ...Check Panel Power Circuit Block Check U200 Data output Block OK Panel Power OK Replace Inverter and Check Inverter control relative circuit Re do White balance adjust OK U200 data OK Check Power switch is in Power on status and check if Power switch had been stuck Measured RGB r200 r201 r202 H V Input at U401 pin 9 4 was there have signal Measured Oscillator Block Oscillator U201 Crystal X300 Chec...

Page 16: ...ES still no screen Check the Bklt On relative circuit R315 Q304 R311 In normal operation when LED green R315 Bklt On should 0 v If Bklt On no response when the power switch turn on off Replace the MCU NG OK Re do white balance OK Measured U201 Oscillator output R215 50MhZ Replace Oscillator U201 NG no transition OK has transition Measured X300 Crystal output R340 20MhZ Replace Crystal X300 NG no t...

Page 17: ...8 must be 5V Yes tight enough Yes Voltage normal Check the LVDS Power L601 L602 L603 L604 L900 3 3V Check the both U601 U602 LVDS Input pin 31 45mhz 65mhz and pin 27 Vsyn freq pin 28 45khz 65 khz Yes Voltage normal Yes Frequency normal Replace both LVDS chip U601 U602 Tighten it NG Check U904 which convert the 5V to 3 3V Check U200 DATA OUPUT block as above page 16 NG Check OSCILLATOR Block as abo...

Page 18: ... relative reset circuit and crystal OK Check U302 MCU pin 43 42 41 40 39 at High state 5V without press any key Mechanical was stuck Check NG NG If still no Led green indicator check Q102 R106 LED at keyboard cold solder or bad NG MCU no response Check U302 pin 20 20MHz and pin 44 VDD 5V and pin 10 reset 0V at normal condition If one of this item was NG check the relative circuit NG Without press ...

Page 19: ...eans all 3 3v is no load U200 Gmzan2 was shut down and only U302 MCU still working that means the monitor is in power saving status all power system is working well OK Check U304 pin 2 is a stable rectangle wave Around 150k 158kHz stable rectangle wave with equal duty without any spike or harmonic pulse OK NG with harmonic pulse Check U304 pin 2 is a unstable rectangle wave The interface board pow...

Page 20: ...g is not quite well Does your noise only exist in one mode only ex only at 1280x1024 75 Hz other is normal OK OK Yes has extension NG interferences still exist NG NO additional extension cable That was cause by you VGA CARD setting your VGA card timing back porch front porch exceed vesa timing too far for some new AGP VGA CARD such situation always happened So in your control panel icon select mon...

Page 21: ... the center of panel Set Contrast brightness maximal RGB 50 Quit from OSD screen measured Y luminance With chroma 7120 check Y 240 10 cd m2 NG If the Y less than 200 cd m2 after the contrast brightness max then change the LAMP of panel If Y can reach 240 cd m2 that means The lamp still working well so we just re do the white balance process As following procedure OK Use white pattern press MENU bu...

Page 22: ...N3 CON4 CON5 OUTPUT MODEL NO SM02B BHSS 1 TB PIN SYMBOL DESCRIPTION 1 HV OUTPUT Input H V to lamps 2 RETURN Return to control C FUNCTION SPECIFICATIONS The data test with the set of SAMPO DC TO DC CONVERTER ROOM TEMPERATURE 25 4 ITEM SYMBOL MIN TYP MAX UNIT REMARK Input voltage Vin 10 8 12 13 2 V Input current Iin 2100 2500 mA output current adj 0v min Iout min 2 3 2 6 3 3 mA FOR 1 CCFL LOAD 120KΩ...

Page 23: ...22 D FUNCTION TEST CIRCUIT CON1 1 2 3 4 5 120KΩ 120KΩ 120KΩ 120KΩ 10Ω 10Ω 10Ω 10Ω VT 181 1 2 1 2 VT 181 VT VT 1 2 1 2 CON2 CON3 CON4 CON5 ...

Page 24: ...FUSE F1 Vin 12 TO CHANGED F1 4 0A 63V TO CHECKED Q4 Q6 VOUT 9V TO CHECKED L1 L2 INPUT 9V TO L1 OR L2 TO CHANGED CH1 Q4 Q3 Q11 CH2 Q5 Q6 Q12 TO CHANGED CH1 Q7 Q8 D12 PT1 CH2 Q9 Q10 C13 PT2 FUNCTION TEST OK 1 SHORT R30 OPEN LOAD 2 TEST PT1 OR PT2 OUTPUT PIN 7 H V VOLTAGE Vh 1600 100V rms TO CHANGE ON PT1 OR PT2 FUNCTION TEST OK ...

Page 25: ...CK PWM FREQUNCY AT C6 CHIP THE OSCILLATOR FREQUNCY RANGE 150 250 KHZ TO CHANGE C6 CHIP OR IC CHIP FUNCTION TEST OK IF ENABLE ABNORMALITY 1 TO CHECK IC PIN 9 TURN ON HAVE 12 VOLTAGES TO CHANGE ON Q1 Q2 FUNCTION TEST OK IF DIMMING ABNORMALITY TO CHECK R1 R2 R33 C6 IS FAILD TO CHANGE ON R1 R2 R33 C6R203 FUNCTION TEST OK ...

Page 26: ...OR TEST 1 DC POWER SUPPLY GPS 3030D 2 AC VTVM VT 181E 3 DIGITAL MULTIMERTER MODEL 34401 4 HIGHTVOLT PROB MODEL 1137A 5 SCOPE MODEL V 6545 IF TRANSFORMER ABNORMELITY TO CHECK C3 C4 CHIP OUTLINE OR TRANSFORMER TO CHANGE C3 C4 OR TRANSFORMER FUNCTION TEST OK ...

Page 27: ...26 7 MECHANICAL OF CABINET FRONT DIS ASSEMBLY ...

Page 28: ... PANEL 1PCS 140L 152509 RECYCLE LABEL 0PCS 140L 152512 RECYCLE LABEL 0PCS 140L 190786 1A ID LABEL 1PCS 140L 457716 1A TCO99 LABEL 1PCS 140L 459786 1A CARTON LABEL 1PCS 140L 581 26704 FOR CARTON PALLET 0 1PCS 141L 68508 A Connalation card 0 2PCS 141L1700786 1A MANUAL 1PCS 141L7800786 1A WARRANTY BOOKLET 1PCS 141L7800786 2A TCO 99 CARD 1PCS 144L3231 12 A EVA WASHER 2PCS 144L3231 13 EVA WASHER 1PCS 1...

Page 29: ...KB34016 LCD ASS Y 1PCS PART NO ADPC12416AF LCD ADAPTER ASS Y 2ADPC12400AAI LCD ADAPTER ASS Y FOR AI 1PCS 2ADPC12400AD6 LCD ADAPTER A6 ASS Y 1PCS 2ADPC12400ASMT LCD ADAPTER ASS Y FOR AI 1PCS 2 GND1 9L6002 1 PIN 1PCS 240L 45762412A CBPC LABEL 2PCS 252L 1213600 TAPE 1PCS 2 IC903 56L 139 3 PC123FY2 BY SHARP 1PCS 2 NR901 61L 58080 WT 8 OHM NCTR 1PCS 2 R911 61L152M10457F MOFR 100KOHM 5 2W 1PCS 2 C901 63...

Page 30: ... SOCKET 1PCS 2 89L 171506 DC POWER CORD 1PCS 2 BD901 93L 50460 8 BRIDGE 2KBP06M 1PCS 2 D901 93L 6026T52T RECTIFIER DIODE FR107 1PCS 2 D901 93L 6026W52T FR107 0PCS 2 D902 93L 6038P52T PS102R 1PCS 2 D902 93L 6038T52T FR103 0PCS 2715L 901 1 4 ADAPTOR 1PCS 2705L 560 57 03 Q901 ASS Y 1PCS 2705L 560 61 03 R930 ASS Y 1PCS 2705L 780 93 03 D911 ASS Y 1PCS PART NO ADPC12400AA I LCD ADAPTER ASS Y FO 3715L 90...

Page 31: ...00K OHM 5 1 1 1PCS 3 R915 61L0805471 CHIPR 470 OHM 5 1 10 1PCS 3 R916 61L0805472 CHIRP 4 7K OHM 5 1 1PCS 3 R917 61L0805472 CHIRP 4 7K OHM 5 1 1PCS 3 R918 61L0805472 CHIRP 4 7K OHM 5 1 1PCS 3 R920 61L0805623 CHIPR 62K OHM 5 1 1 1PCS 3 R921 61L0805683 CHIPR 68K OHM 5 1 10 1PCS 3 R923 61L1206100 CHIPR 10 OHM 5 1 8W 1PCS 3 R931 61L1206100 CHIPR 10 OHM 5 1 8W 1PCS 3 R932 61L1206100 CHIPR 10 OHM 5 1 8W ...

Page 32: ...LL4148 GSO8 1PCS 3 D905 93L 6432V LL4148 GSO8 1PCS 3 ZD901 93L 39S500 T 19VZENER PIODE 0PCS PART NO 705L 560 57 03 Q901 ASS Y 3 Q901 57L 724 4 2SK2996 1PCS 390L 39C1 Q HEAT SINK 1PCS 3M1L1730 7128 SCREW 1PCS PART NO 705L 560 61 03 R930 ASS Y 3 R930 61L 2J47859B WIRE WOUND 0 47 OHM ZW 1PCS 396L 29 6 SHRINK TUBE UL CSA 1PCS PART NO 705L 780 93 03 D911 ASS Y 390L 39C1 D HEAT SINK 1PCS 3 D911 93L 6022...

Page 33: ...N BOARD FOR T782K 355L 23520 IPA 0 06ML 355L 100600 A SOLDER WIRE 0 5G 355L 100602 SOLDER 0 85G 3 U601 56L 561 5 NT7181F 1PCS 3 U602 56L 561 5 NT7181F 1PCS 3 U200 56L 562 12 gmZAN2 1PCS 3 U304 56L 563 1 LM2596S 5 0 SMT 1PCS 3 U305 56L 563 7 AIC1084 33M 1PCS 3 U202 56L 566 6 SI9953DY T1 1PCS 3 U904 56L 585 4 AIC1117 33CY 1PCS 3 U905 56L 585 5 RT9164 25CG 1PCS 3 U401 56L 74F 14 P N74F14D SMT 1PCS 3 ...

Page 34: ...1 1PCS 3 R224 61L0603103 CHIPR 10K OHM 5 1 1 1PCS 3 R225 61L0603103 CHIPR 10K OHM 5 1 1 1PCS 3 R300 61L0603103 CHIPR 10K OHM 5 1 1 1PCS 3 R301 61L0603103 CHIPR 10K OHM 5 1 1 1PCS 3 R311 61L0603103 CHIPR 10K OHM 5 1 1 1PCS 3 R313 61L0603103 CHIPR 10K OHM 5 1 1 1PCS 3 R315 61L0603103 CHIPR 10K OHM 5 1 1 1PCS 3 R326 61L0603103 CHIPR 10K OHM 5 1 1 1PCS 3 R327 61L0603103 CHIPR 10K OHM 5 1 1 1PCS 3 R328...

Page 35: ...0603104 12 0 1UF 10 16V X7R 1PCS 3 C204 65L0603104 12 0 1UF 10 16V X7R 1PCS 3 C205 65L0603104 12 0 1UF 10 16V X7R 1PCS 3 C207 65L0603104 12 0 1UF 10 16V X7R 1PCS 3 C208 65L0603104 12 0 1UF 10 16V X7R 1PCS 3 C209 65L0603104 12 0 1UF 10 16V X7R 1PCS 3 C210 65L0603104 12 0 1UF 10 16V X7R 1PCS 3 C211 65L0603104 12 0 1UF 10 16V X7R 1PCS 3 C212 65L0603104 12 0 1UF 10 16V X7R 1PCS 3 C213 65L0603104 12 0 ...

Page 36: ...0 31 33PF 5 50V NPO 1PCS 3 C306 65L0603330 31 33PF 5 50V NPO 1PCS 3 CP301 65L600M102 8T 1000PF 20 50V 8P X7R 1PCS 3 CP302 65L600M102 8T 1000PF 20 50V 8P X7R 1PCS 3 C605 67L 312100 3 SMD 10uf 20 16V 1PCS 3 C607 67L 312100 3 SMD 10uf 20 16V 1PCS 3 C613 67L 312100 3 SMD 10uf 20 16V 1PCS 3 C615 67L 312100 3 SMD 10uf 20 16V 1PCS 3 C620 67L 312100 3 SMD 10uf 20 16V 1PCS 3 C200 67L 312101 3 SMD 100UF 20 ...

Page 37: ...1 B FCM1608C 121T03 SMD 1PCS 3 R238 71L 59C121 B FCM1608C 121T03 SMD 1PCS 3 MTG U 30 87L 202 44 PLCC SMT CONN PD41C 44 1PCS 3 D200 93L 39146 LL5232B SMT 0PCS 3 D201 93L 39146 LL5232B SMT 0PCS 3 D208 93L 39146 LL5232B SMT 0PCS 3 D209 93L 39146 LL5232B SMT 0PCS 3 D210 93L 39146 LL5232B SMT 0PCS 3 D200 93L 39147 TZMC5V6 GS08 1PCS 3 D201 93L 39147 TZMC5V6 GS08 1PCS 3 D208 93L 39147 TZMC5V6 GS08 1PCS 3...

Page 38: ...GSO8 1PCS 3 D302 93L 6432V LL4148 GSO8 1PCS 3715L 820 2 2 TF 1780 LCD MAIN BOARD 1PCS PART NO DCPC780A7 DC POWER BOARD FOR T782k 2 J7 33L3252 3 H WAFER 3P 3 96MM 90 1PCS 2 C71 67L305L331 6 330UF 20 35V 1PCS 2 JP2 88L 304 1S DC POWER JACK 0PCS 2 JP2 88L 3041CE DC JACK 1PCS 2 F01 95L 90 23 TIN COATED 1PCS 2715L 919 2 15 17 DC IN BOARD 1PCS PART NO KEPC782KA6 KEY BOARD FOR T782 2AIK782KA2 KEY BOARD F...

Page 39: ...AND FRONT COVER 1PCS 234L 918 CA B STAND BACK COVER 1PCS 234L 919 CA B BASE 1PCS 237L 448 1 LCD HINGE 1PCS 2Q1L 140 10128 SCREW 6PCS 2Q1L1030 10128 SCREW 2PCS 2Q1L1030 12128 SCREW 4PCS Key Parts List AL707 Location AOC P N Specification PANEL 750LLK70300 LCD PANEL HT17E11 300 SIGNAL CABLE 89L 174L1710E SIGNAL CABLE VEDIO CABLE 95L8018 30 5 HARNESS Inverter 79L L17 3 S INVERTER SAMPO Adapter ADPC12...

Page 40: ...t 14mA Main board power system LM2596S 5 12V to 5V 5A SPEC 5V To CPU Eeprom 24c21 control inverter on off 860mA when Cable not Connected 841mA when Normal operation To Hyundai 300 Panel around 1450mA AIC1084 5V to 3 3V 5A SPEC 3 3V for GMZAN2 consumption LT1117 5V to 3 3V 800mAspec for LVDS consumption RT9164 5V to 2 5V 800mA SPEC for GMZAN2 consumption 3 3V 2 5V ...

Page 41: ...AIN PCB LAYOUT Gmzan2 LVDS Keyboard connector Inverter connector MCU Panel Power Control AIC1084 5V to 3 3v LVDS power LT1117 5V to 3 3v LM2596 convert 12V to 5V Input Connector DDC chip RT9164 5V to 2 5v Audio connector ...

Page 42: ... 2 A BLOCK DIAGRAM SIEMENS 43B1 M B 1 1 Monday July 29 2002 Title Size Document Number Rev Date Sheet of RT9164 2 5V CRYSTAL2 50MHZ OUT VCC 2 5V 3 3V LM2596 5 0V 5 0V 12V 5V 5V 5V 3 3V ZAN2 SCALER TCLK1 3 3V MFB2 MFB7 MFB8 MFB9 HCLK HFS IRQ HDATA0 RST RST1 MFB1 PDISPE PVS PHS PCLK OBLU OGRN ORED EBLU EGRN ERED 2 5V BLUE RED GREEN HSYNC CS VSYNC LVDSEN TCLK AIC1084 3 3V 3 3V EEPROM 24LC21A SDA SCL ...

Page 43: ...SCAN_OUT1 SCAN_OUT2 CVSS1A C251 10nF ADC AGND D5V R200 0 PD19 GND B2 5V VGA_HSYNC PCLKB PD 0 47 C232 10 nF DDC_SDA PD34 PD4 PD0 DVDDA R326 10 K R225 10K R317 0 L204 0 1 2 U905 RT9164 3 1 2 IN ADJ OUT PVS R208 0 C203 100uF GND 3 3V 2 5V SVDDA LVDS EN VDDA ADC AGND C223 0 1 uF R229 0 RXD GND D5V R207 0 PHS RVDDA PGND TCLK ADC AGND D5V R327 10 K IRQ GND GND VGA_SDA PD28 L200 600 1206 1 2 R218 100 R C...

Page 44: ...26 TXOUT3 TXOUT3 PD40 L601 BEAD 120 EVEN GND PD13 PD37 TXE0 TXO5 L602 BEAD 120 PD36 TXO3 TX0 O TXE7 TX1 O PD47 PD45 D5V TX3 O TXE2 PD 30 35 TX2 E PD39 PD1 10uF 16V C607 C604 0 1uF PD37 TXO8 C608 0 01UF PD29 TXO8 PD33 PD 24 29 AVDD_3 3 AVDD_3 3 PD19 TXO6 TXO4 PD36 TXO0 TXE1 PD2 C602 0 1uF PD8 PD35 AVDD_3 3 TXE3 TXE7 TXE1 TXE9 PD 12 17 ADC GNDA TXE4 PD4 TX3 O PD21 PD42 PD12 R605 R PD9 TXO2 TXE5 PCLK...

Page 45: ...1 uF CN304 HEADER 6 1 2 3 4 5 6 5V 5V 12V R328 10 K RST 5V BKLT PWM C401 100uF OP R303 4 7K R238 0 OP GND VR501 10 K W R237 0 OP 5V 5V CN302 HEADER 9 1 2 3 4 5 6 7 8 9 HDATA0 GND SCL R239 4 7K OP GND HFS R321 0 OP R313 10 K U302 8XC51 PLCC 35 2 3 4 5 6 7 8 9 44 22 24 25 26 27 28 29 30 31 32 33 36 37 38 39 40 41 42 43 1 12 23 34 20 21 10 11 13 14 15 16 17 18 19 EA VP T2 P1 0 T2EX P1 1 P1 2 P1 3 P1 ...

Page 46: ... C952 CAP C945 470uF 16V D5V 12V OP U305 AIC 1084 1 2 3 GND Vout Vin T300 33 uH OP C308 0 1 uF GND U304 LM2596S 5 0 Si8050 TO263 1 5 4 3 2 VIN ON FBK GND Vout GND C311 0 1 uF U306 4431 1 2 3 4 8 7 6 5 S1 S2 S3 G D1 D1 D2 D2 GND FB301 INDUCTOR P 2 1 4 6 5 3 R307 4 7K GND GND D300 B320 Q202 MMBT3904 3 1 2 L906 CHOKE 1 2 L905 CHOKE 1 2 C312 330 uF 35V C309 330 uF 35V A5V 5V JP301 1 2 3 D5V R306 10K C...

Page 47: ...4 Part No CBPC782KKZAE1 ...

Page 48: ...5 Part No 79L L17 3 S ...

Page 49: ...6 Part No KEPC782KA6 ...

Page 50: ...7 ...

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