Samsung SGH-T108 Service Manual Download

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ELECTRONICS

SERVICE

DUAL BAND Mobile
Cellular Phone

SGH-T108

Manual

DUAL BAND MOBILE CELLULAR PHONE

CONTENTS

1. Exploded Views and Parts List

2. PCB Diagrams

3. Electrical Parts List

4. Block Diagrams

5. Flow Chart of Troubleshooting and

Circuit Diagram

Summary of Contents for SGH-T108

Page 1: ...L BAND Mobile Cellular Phone SGH T108 Manual DUAL BAND MOBILE CELLULAR PHONE CONTENTS 1 Exploded Views and Parts List 2 PCB Diagrams 3 Electrical Parts List 4 Block Diagrams 5 Flow Chart of Troubleshooting and Circuit Diagram ...

Page 2: ...Samsung Electronics Co Ltd Printed in Korea 03 2002 Rev 1 0 GH68 02700A ELECTRONICS ...

Page 3: ...n Top 2 2 Main Bottom 3 Electrical Parts List 3 1 Main Parts List Top 3 2 Main Parts List Bottom 4 Block Diagrams 4 1 Main Base Band 4 2 Main RF 4 2 1 RF Tx Part 4 2 2 RF Rx Part 5 Flow chart of Troubleshooting and Circuit Diagram 5 1 Power ON 5 2 Initial 5 3 Charging Part 5 4 Sim Part 5 5 Microphone Part 5 6 Speaker Part 5 7 Key Data Input 5 8 Receiver Part 5 9 Ring Indicator 5 10 Back Light for ...

Page 4: ...Exploded Views and Parts List 1 1 1 SGH T108 Exploded Views and Parts List 1 1 Main 11 11 2 11 1 12 13 14 10 17 16 9 4 8 5 3 1 3 2 3 1 2 18 19 6 7 15 11 3 ...

Page 5: ...EY PAD MAIN PBA FPCB ASS Y DOME SHEET MIC CONNECTOR COVER VOLUME KEY REAR COVER ANTENNA MOBILE CAP SCREW BATTERY BATTERY Description SEC CODE Remark Location No GH72 03659C GH75 01772A GH96 00964A 3101 001243 3001 001268 GH75 01773A 6001 001285 GH74 01466A GH74 01467A GH72 01239A GH75 01776A GH75 01775A GH92 01273A GH59 00366A GH59 00365A GH59 00336A GH73 00741A GH75 01205A GH75 01777A GH42 00164A...

Page 6: ...5 01776A GH75 01777A GH74 01466A GH74 01467A GH43 00467A GH43 00468A GH75 01774A GH75 01772B GH75 01773B GH75 01776B GH75 01777B GH74 01466B GH74 01467B GH43 00467B GH43 00468B GH75 01774B GH75 01772C GH75 01773B GH75 01776C GH75 01777C GH74 01466D GH74 01467D GH43 00467C GH43 00468C ITEM COLOR SILVER WHITE PEARL GOLD GH75 01774A GH75 01772D GH75 01773D GH75 01776D GH75 01777D GH74 01466G GH74 014...

Page 7: ...1 4 Travel Adapter Parts List TYPE SEC CODE REMARK A GH44 00171A CHINA B GH44 00184A EUROPE C GH44 00171C UNITED KINGDOM D Gh44 00171E TAIWAN 1 3 Travel Adapter A B C D 1 3 Exploded Views and Parts List ...

Page 8: ...1 5 Ciger Light Adapter 1 6 Ciger Light Adapter Parts List DESCRIPTION SEC CODE REMARK Ciger Light Adapter Code GH44 00170A BLACK 1 5 Exploded Views and Parts List ...

Page 9: ...1 7 Test Jig TEST JIG GH80 10508A TEST JIG CABLE GH39 00079A RF JIG CABLE GH39 00140A 1 5 Exploded Views and Parts List ...

Page 10: ...DM CABLE GH39 00080A 1 7 1 Test Jig 8922 or 8960 WIRELESS COMMVNCATIONS TEST SET TEST JIG DC POWER SUPPLY RF JIG CABLE TEST JIG CABLE 232 CABLE 1 7 Exploded Views and Parts List ...

Page 11: ...1 8 Wearable EAR Microphone 1 9 Data Kit DATA KIT GH39 00078A Wearable EAR Microphone GH59 00394A 1 7 Exploded Views and Parts List ...

Page 12: ...1 10 Battery Charger BATTERY CHARGER GH44 00279A DOWNLOADING CABLE GH39 00143A 1 11 Downloading Cable PCLINK FOR GSM VER1 0 GH46 00023A 1 12 PCLink for GSM Ver1 0 1 9 Exploded Views and Parts List ...

Page 13: ...T1 DIGIT10 DIGIT2 DIGIT3 DIGIT4 DIGIT5 DIGIT6 DIGIT7 DIGIT8 DIGIT9 DOWN END F200 F201 INT LED801 LED802 LEFT MIC Q801 Q802 Q803 Q804 R119 R122 R124 R211 R212 R304 R305 R306 R308 R310 R312 R313 R314 R319 R323 R801 R802 R803 R804 R805 R806 R807 R808 R809 R810 R811 R812 R813 R814 R823 RIGHT RS232CTS RS232RTS RS232RXD RS232TXD SEND SOFT1 SOFT2 SW801 SYMBOL SYMBOL S_KEY U107 U201 U301 U303 U801 UP V400...

Page 14: ...01 CN201 CN202 CN401 CTS D100 D101 E_SW F601 F602 F604 F605 F607 F608 GND JACK_IN J_TCK J_TDI J_TDO J_TMS L209 L600 L601 L602 L603 L604 L605 L606 L607 L608 L610 L611 L612 L700 L702 L703 L704 L705 L706 L707 L720 L721 L722 MRST Q101 Q500 Q501 Q502 Q503 Q700 R103 R106 R107 R109 R111 R112 R113 R114 R115 R116 R117 R120 R123 R200R201 R202 R208 R209 R230 R231 R232 R233 R234 R235 R236 R237 R238 R240 R300 ...

Page 15: ...555C1H270JZ01E 19 C801 2203 002443 C CERAMIC CHIP C331K 330PF 50V GRP155R71H122KD01E 20 D803 0601 001547 IC SLS NNBL102TS SLS NNBL102TS 21 C805 C807 2203 000679 C CERAMIC CHIP C270J 27PF 50V GRP1555C1H270JZ01E 22 R801 2007 007009 R CHIP 75 ERJ2GEJ750X 23 C804 C809 C307 C311 2203 000679 C CERAMIC CHIP C270J 27PF 50V GRP1555C1H270JZ01E 24 R820 2007 007771 R CHIP 0 5 ERJ2GEJ0R0E 25 D802 D807 D801 060...

Page 16: ... CHIP C472K 4 7NF 25V GRP155R71E472KA01E 51 V403 V404 1405 001082 IC VC040205X150R VC040205X150R 52 C440 2203 000995 C CERAMIC CHIP C470J 47PF 50V GRP1555C1H470JZ01E 53 ZD401 0406 001084 TR SMALL SIGNAL SMF05 TB SMF05 TB 54 C451 2203 000679 C CERAMIC CHIP C270J 27PF 50V GRP1555C1H270JZ01E 55 C461 2203 005444 C CERAMIC CHIP C030B 3PF 50V GRP1555C1H3R0BZ01E 56 C442 2203 000995 C CERAMIC CHIP C470J 4...

Page 17: ...9EXT T 20 U403 1201 001729 IC LMC6035IBPX LMC6035IBPX 21 U707 1201 001785 IC PF08122B PF08122B 22 U104 1203 001518 IC MIC5219 3 3BM5 MIC5219 3 3BM5 23 U103 1203 001511 IC MAX809REUR T MAX809REUR T 24 U400 1205 001881 IC VP40553 VP40553 25 U601 1205 001935 IC HD155128TF HD155128TF 26 U501 1209 001337 IC SI4133 MLP28 SI4133 MLP28 27 U701 1209 001379 IC HD155173ANPEL HD155173ANPEL 28 TH101 1404 00100...

Page 18: ...M 5 ERJ2GEJ105X 62 R448 2007 003029 R CHIP 820K 1 ERJ3GEJ824X 63 R500 R713 2007 000172 R CHIP 10 5 ERJ2GEJ100X 64 R600 R602 2007 000173 R CHIP 22 5 ERJ2GEJ220X 65 R609 R709 R710 2007 000174 R CHIP 47 5 ERJ2GEJ470X 66 R715 R716 2007 000174 R CHIP 47 5 ERJ2GEJ470X 67 R316 2007 000242 R CHIP 1 5K 5 ERJ2GEJ152X 68 R722 2007 000831 R CHIP 39K 5 RC1005J393CS 69 R605 R701 R702 R718 2007 001290 R CHIP 24 ...

Page 19: ...425 C CERAMIC CHIP C180J 18PF 50V GRP1555C1H180JZ01E 107 C506 C602 C606 2203 000438 C CERAMIC CHIP C102K 1NF 50V GRP155R71H102KA01E 108 C612 C615 C616 C617 2203 000438 C CERAMIC CHIP C102K 1NF 50V GRP155R71H102KA01E 109 C618 C625 C633 C634 2203 000438 C CERAMIC CHIP C102K 1NF 50V GRP155R71H102KA01E 110 C635 C644 C707 C711 2203 000438 C CERAMIC CHIP C102K 1NF 50V GRP155R71H102KA01E 111 C716 2203 00...

Page 20: ...V GRP155F51C104ZA01E 147 C502 C503 C515 C517 2203 005061 C CERAMIC CHIP C104Z 100NF 16V GRP155F51C104ZA01E 148 C520 2203 005061 C CERAMIC CHIP C104Z 100NF 16V GRP155F51C104ZA01E 149 C103 C109 C322 C514 2203 005065 C CERAMIC CHIP C105Z 1UF 10V CL10F105ZONC 150 C639 2203 005065 C CERAMIC CHIP C105Z 1UF 10V CL10F105ZONC 151 C650 2203 005281 C CERAMIC CHIP C1R5B 1 5PF 50V GRP1555C1H1R5BZ01E 152 C608 2...

Page 21: ...3 U708 3705 001226 COMP SMD KMS 157 KMS 157 184 CN201 3711 004990 COMP SMD connector AXK6F26335 185 CN401 3722 001715 COMP SMD 02 828P0 53BKA 02 828P0 53BKA 186 BAT101 4302 001119 COMP SMD MS414 FL26N MS414 FL26N 187 U102 0505 001376 COMP SMD SI3865DV SI3865DV 188 U401 1103 001262 COMP SMD AT24C512 10CI 2 7 AT24C512 10CI 2 7 189 U502 1203 002484 COMP SMD MAX8890 MAX8890 190 U101 1203 002509 COMP S...

Page 22: ...Ion Battery Slim Standard ONE C VIBRATOR SYSTEM CLOCK 13MHz EEPROM RTC_CLOCK 32 768KHz KEY_BOARD SIM CARD RECEIVER MIC LCD RF INTERFACE 3VTX XVCC 3VRF RTC_3V3 RTC_VCC 3VBANDSEL AVCC VCC Serial Data Interface I O Interface A D Interface BB INTERFACE MELODY IC 16 Poly SPEAKER SRAM 8M bit FLASH 64M bit 4 1 Exploded Views and Parts List ...

Page 23: ...SM 270MHz DCS 135MHz Phase Detector Loop filter GSM 270MHz DCS 135MHz Baseband Block 890 915MHz PGSM 1710 1785MHz DCS Tx Dual VCO APC Circuit Mixer 2 Serial data interface 45MHz 270MHz 2 GSM 1150 1185MHz DCS 1580 1655MHz I I Q Q I Q Demo I I Q Q CLK SDATA EN bias circuit Mixer 1 RF VCO 2 Rx SAW filter 540MHz Dual Directional Coupler GSM 1150 1185MHz DCS 1575 1650MHz CH62 947 4MHz CH 698 1842 4MHz ...

Page 24: ...r 15 9 1 1 6 6 U700 U702 3 3 3 5 2 540 MHz PCN 1575 1650 MHz Tx GSM 1150 1185 MHz 2 11 1 2 3 4 5 38 35 20 19 18 17 30 47 5 1 8 1 4 2 5 2 1 Ant S W Control Circuit 3VTX TXEN2 VC1 VC2 VC3 VC3 VC2 VC1 GSM Tx DCS Tx Rx H H H L L L L L L 11 SI4133 MLP28 U501 VCTCXO 13MHz U500 IF VCO 1080MHz PLL1 PLL2 RF VCO AFCDAC 10 23 15 880 915MHz EGSM 890 915MHz PGSM 1710 1785MHz DCS 4 3 Exploded Views and Parts Li...

Page 25: ...49 50 2 3 5 6 40 41 27 SDATA SCLK SYNEN1 46dBm 947 067 MHz 50dBm 1842 467 MHz 47dBm 30dBm 33dBm 38dBm 52dBm 43dBm 9dBm 1172 MHz 9 5dBm 1617 4 MHz GSM 1150 1185 MHz DCS 1580 1655 MHz 8dBm 1080 MHz 24 4dBm G 29dBm D 224 933 MHz 31dBm G 35dBm D 22dBm G 25dBm D 45 067 MHz 50dBm G 54dBm D 67 kHz 26 25 24 33 32 44 43 Dual RF SAW Filter F601 4 3 6 10 SI4133 MLP28 U501 VCTCXO 13MHz U500 IF VCO 1080MHz PLL...

Page 26: ...BAT101 The node between D100 and BAT101 2 8 V No Yes When the END key is pressed D101 pin3 3 4V Replace the PBA No END U101 pin 2 3 3 4V Check the circuit related to U101 No Yes Check the initial operation U463 pin1 3 3 0 V Check U101 and related circuit No Yes Check for the clock signal at R504 Check the clock generation circuit related to U500 and Q500 No Yes Yes 5 1 Exploded Views and Parts Lis...

Page 27: ...0 C102 R117 C119 C100 C106 2 1 BAT101 C107 C113 R107 5 ON OFF R1 C1 6 1 R2 4 S2 R106 SI3865DV U102 2 D2 3 D2 C110 C109 C111 C112 R115 AVCC 5 VCC U100 GND 2 4 NC ON OFF 3 1 VIN VOUT 3 VOUTB U101 6 CE1 4 CE2 5 GND 2 VDD 1 VOUTA VBATT RTC_3V3 BB_PWR_ON RTC_VCC ON_OFF RTC_3V3 DCIN DCVOLT Electrical Parts List 5 2 ...

Page 28: ...nd C404 H RST No Check U103 R409 H SIMPWDN_BOOT No Resolder R409 Yes R428 H GPIO4_MSIZE No Resolder R428 Yes R429 L GPIO2_EXTPROC No Resolder R429 Yes Replace PBA Check all the other connection by Test S W Check the circuit around LCD Check the circuit around U401 EEPROM and data stored in it Yes 5 3 Exploded Views and Parts List ...

Page 29: ...U400 U103 VCC VCC R401 C404 R409 R428 MSIZE SIMPWDN_BOOT F_WP SYSRST GPIO3 GPIO4 DTR1 U304 VCC _F_CE F_VCCW U302 6 R324 Electrical Parts List 5 4 ...

Page 30: ...art Replace TA Check the CN4 1 pin 17 18 5 V No Yes Yes Check the U107 pin 3 5 V Resolder C128 Yes No U107 pin 4 L Resolder R124 Yes No Resolder components around U107 Check the U107 pin 5 4 2V END Yes No 5 5 Exploded Views and Parts List ...

Page 31: ...L ON H OFF R124 1 2 5 6 4 Q103 3 R126 R119 R122 C121 C123 6 DRIVE 2 GND 1 ISENSE 4 PROG 3 VCC 5 VSENSE U107 C128 R110 R118 BAT_VOLT VBATT ICHRG DCVOLT CHG_ON Electrical Parts List 5 6 ...

Page 32: ...d in it Yes U106 pin 5 H U106 pin 2 3 3 V Replace the PBA Replace U106 Yes No No CN102 pin 1 5 3 V Resoldering CN102 and check open connection from U106 to CN102 No After Power ON Check SIMCLK Signal on CN102 pin 3 in a few second After SIM card insert CN102 pin 2 H SIMRST Replace PBA Replace the PBA Yes Yes No No 5 7 Exploded Views and Parts List ...

Page 33: ...22 C131 C129 C125 C132 5 5 6 6 7 G G 8 9 G G 10 CN102 CLE1006 0901G 1 1 2 2 3 3 4 4 R120 R1 C1 1 R2 V C1 1 2 V C1 2 3 4 VIN R1 U106 ON OFF 5 6 R123 VCC C126 C130 SIMCLK SIMRST SIMDATA SIMALIM Electrical Parts List 5 8 ...

Page 34: ...work Resolder MIC and ZD400 ZD402 Check the connection from MIC END No Yes Yes Check the circuit related to U400 Resolder the R424 R425 R431 R434 C435 C438 and C443 Yes No Check the MIC No Replace the MIC Yes 5 9 Exploded Views and Parts List ...

Page 35: ...MIC ZD402 ZD400 XVCC C435 C443 R424 R434 R425 R431 U400 VXI1P VXI1N C438 Electrical Parts List 5 10 ...

Page 36: ...Check for the clock signal at R304 No Check the clock generation circuit related to U500 and Q500 Yes Modify the SPK pins Check the depression of the SPK pins Is Speaker working Change the Speaker END No Yes Yes No U303 pin 17 18 1 8 V CN201 pin 14 20 1 8 V Yes Yes No No Resolder U303 Resolder CN201 5 11 Exploded Views and Parts List ...

Page 37: ...CC C307 27PF 27PF C310 4 7UF 6 3V 22NF C312 51K C304 R305 IN 2 NC 1 OUT 4 VCC 5 TC7SH04FU TE85L U301 GND 3 33K R312 C316 4 7NF 33K R313 C309 100N R323 NC R2 V C1 1 2 V C1 2 3 4 VIN R1 FDG6323L U300 ON OFF 5 6 R1 C1 1 AVCC R310 39K R306 10K C315 100NF VCC U803 GND 3 IN 2 NC 1 OUT 4 VCC 5 4 7UF C314 TC7SH04FU TE85L 6 3V 3 3K R308 1NF C308 10NF C300 100NF C305 330 R304 M_RST NC R319 13M E_PIN2 M_IRQ ...

Page 38: ...ta Input Check Initial operation Replace the PBA Are KEYBOARD_ROW 0 4 is Low When one of the keys is pushed one of KEYBOARD_ROW 0 4 is High Replace the PBA END No Yes Yes Yes No Exploded Views and Parts List 5 13 ...

Page 39: ...3 short Resoler CN401 CN401 pin 2 3 6 1 5 V No No Replace the PBA Yes Yes CN201 pin 7 17 1 5 V No Resolder CN201 Yes Modify the REC pins Check the depression of the REC pins Is Receiver working Replace the Receiver END No Yes Yes No Electrical Parts List 5 14 ...

Page 40: ...U400 CN201 REC PWO1P PW01N 7 17 REC REC Exploded Views and Parts List 5 15 ...

Page 41: ...to U102 U102 pin 2 3 3 4 V Is Green color LED of 3LEDs correctly work Check Q803 R810 LED802 END Check Q804 R813 LED802 Yes No Yes Yes No No No Check Q801 R809 LED801 Yes Is Red color LED of 3LEDs correctly work Is Blue color LED of 3LEDs correctly work Electrical Parts List 5 16 ...

Page 42: ...2 3 1 Q803 LED802 R809 1 Q801 2 3 LED801 2 3 1 Q804 R810 R813 RI_RED RTC_3V3 RI_BLUE RI_GREEN Exploded Views and Parts List 5 17 ...

Page 43: ...D Contrast high level LCD Contrast high level in the menu U201 pin 4 H No Yes Yes No Replace the PBA Check for the pluse signal at CN201 pin 26 Replace the LCD module No Yes U801 pin 2 H Resolder U801 Yes Check the circuit related to SW801 No END Electrical Parts List 5 18 ...

Page 44: ... R811 H GPO1 by test S W No Yes Yes No Check the CN201 pin 21 Check the CN201 pin 21 H LCD backlight on Replace EL sheet No Yes No LCD BACKLIGHT KEY PCB LED Resolder R811 R812 Q802 pin 1 H No Yes Resolder Q802 Q802 pin 3 L No Yes Yes END Key LED on Resolder R801 R808 and D800 D807 No Exploded Views and Parts List 5 19 ...

Page 45: ...der U706 Pin 10 65 dBm Check VC1 L VC2 L Resolder F603 Resolder U621 L602 L610 C629 Resolder F601 C610 L603 Check C504 CH 225MHz 20 dBm C510 1080MHz 20 dBm Resolder U501 Resolder F604 C607 C611 C608 C613 C605 C609 R601 U601 Pin 24 25 26 27 40 mV Resolder OneC U400 U601 Check U601 Pin 32 33 2 5 V Pin 35 0 5 V Resolder U601 Pin35 Pin 32 33 Resolder U400 No No No No No No No No No No No Yes Yes Yes Y...

Page 46: ...U707 VBATT Pin 2 APC OK Resolder or Change U707 Yes Check VBATT or APC Control No U602 Pin 1 7 dBm Resolder or Change C640 R702 R700 R701 C705 No Yes U602 Pin 3 2 5 V Pin 11 2 8 V Pin 9 0 5 2 5 V Resolder U400 U502 U503 U504 U602 U601 pin 30 47 10 dBm Resolder U501 U601 Pin 17 18 19 20 40 mV Resolder OneC U400 Check U601 Pin 38 2 5 V Pin 35 0 5 V Resolder U601 Pin35 Pin38 Resolder U400 No No No No...

Page 47: ...r U706 Pin 1 65 dBm Check VC1 L VC2 L Resolder F602 Resolder C630 L611 C619 L612 C650 Resolder F601 C626 L607 Check C504 CH 225MHz 20 dBm C510 1080MHz 20 dBm Resolder U501 Resolder F604 C607 C611 C608 C613 C605 C609 R601 U601 Pin 24 25 26 27 40 mV Resolder OneC U400 U601 Check U601 Pin 32 33 2 5 V Pin 35 2 5 V Resolder U601 Pin 35 Pin 32 33 Resolder U400 No No No No No No No No No No Yes Yes Yes Y...

Page 48: ...der or Change C641 R703 R704 R705 C706 Resolder U400 U502 U503 U504 U602 U601 pin 30 47 10 dBm Resolder U501 U601 Pin 17 18 19 20 40 mV Resolder OneC U400 Check U601 Pin 38 Pin 35 2 5 V Resolder U601 Pin35 Pin38 Resolder U400 No No No No No No No No No No Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Check Ant S W Control Circuit Check U707 VBATT Pin 2 APC OK Resolder or Change U707 Yes Check VBATT or A...

Page 49: ...VDDI 11 VDDR 15 XIN NC NC 21 PWDNB 13 6 RFLA 5 RFLB 3 RFLC 2 RFLD 10 RFOUT 26 SCLK 9 GNDR GNDR 28 19 IFLA 20 IFLB 23 IFOUT 1 NC 8 NC 14 NC U501 12 AUXOUT GND 29 16 GNDD GNDD 18 22 GNDI 4 GNDR 7 GNDR 1K SI4133 MLP28 R506 9 1K R501 NC C511 10K R511 IN2 2 IN3 9 OUT1 12 OUT2 3 OUT3 10 C814 4 7UF 6 3V U502 MAX8890 7 BP 4 EN1 5 EN2 6 EN3 8 GND1 11 GND2 IN1 1 560PF C510 C520 C475K 4 7UF 6 3V 100NF 3 3K C...

Page 50: ...D1 GND2 4 IN1 2 3 IN2 5 OUT1 OUT2 3 3nH L611 10nH L605 C606 1NF 18K 1 R606 C623 150PF 10NF C637 L612 1 2nH 11 VCOIN 14 VCCCOMP 42 VCCCTRL 45 VCCIF 29 VCCIFLO VCCIQ 22 51 VCCMIX 12 VCCPLL LNA 48 VCCRELO 18 QIN 17 QINB 25 QOUT 24 QOUTB 21 RESET 47 RFLOIN 1 SDATA 37 TESTOUT 44 MIX2OUT 43 MIX2OUTB 36 NC NC 34 15 PLLOUT POONRX1 33 32 POONRX2 38 POONTX IOUTB 26 55 LE MIX1DCSIN 3 2 MIX1DCSINB 53 MIX1GSMI...

Page 51: ...C717 47PF VC1 L705 6 8nH 10K R719 10 RFIN1 12 13 RFIN2 1 VAPC1 VAPC2 16 4 VCC1 VCC2 9 7 5 DACIN 14 GND1 11 GND2 3 IN 2 IN1 15 IN2 MODESW 8 PS 10 U701 HD155173ANPEL 6 AMPIB AMPO 47 R709 R713 220UF C700 3 Coupled_out 2 GND1 5 GND2 1 IN 6 Main_out 4 Terminate 6 3V 47PF C705 LDC10B200J0897 U700 22K R711 R715 47 Coupled_out 3 2 GND1 GND2 5 IN 1 Main_out 6 Terminate 4 R716 47 11 33 R718 LDC10B140J1747 U...

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