Samsung GT-C3520 Service Manual Download Page 36

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SAMSUNG Proprietary-Contents may change without notice

Level 3 Repair

8-4

This Document can not be used without Samsung's authorization

8-3. LOGIC

8-3-1. Power On

Power switch on

Check the VBAT Voltage

C219 or C214 >=3.3V

1.Charge the Battery.
2.If 0V,put more lead C219,C214

Change the UCP200

Check the clock

DCX100 = 26Mhz ?

Check the initial operation

Check the clock generation circuit

Resolder OSC200

Download

Yes

L200(VDD_GSM_CORE_1V2)=

1.2V?

L201(VDD_IO_LOW_1V8)=

1.8V?

Yes

Check the clock at

OSC200 =32KHz?

Check the current c

onsumption

>= 100mA?

Yes

Summary of Contents for GT-C3520

Page 1: ...pecifications and other product information provided in this document inclu ding but not limited to the benefits design pricing components performance availability and capabiliti es of the product are subject to change without notice or obligation Samsung reserves the right to make changes to this document and the product described herein at anytime without obligation on Samsung to provide notific...

Page 2: ...is Service Manual is a property of Samsung Electronics Co Ltd Any unauthorized use of Manual can be punished under applicable International and or domestic law Samsung Electronics Co Ltd 2011 09 Rev 1 0 ⓒ ...

Page 3: ...pacing 45MHz 45MHz 95MHz 80MHz Mod Bit rate Bit Period 270 833kbps 3 692us 270 833kbps 3 692us 270 833kbps 3 692us 270 833kbps 3 692us Time Slot Period Frame Period 576 9us 4 615ms 576 9us 4 615ms 576 9us 4 615ms 576 9us 4 615ms Modulation 0 3GMSK 0 3GMSK 0 3GMSK 0 3GMSK MS Power 33dBm 5dBm 33dBm 5dBm 30dBm 0dBm 30dBm 0dBm Power Class 5pcl 19pcl 5pcl 19pcl 0pcl 15pcl 0pcl 15pcl Sensitivity 102dBm ...

Page 4: ...0 23 2 dBm 11 21 2 dBm 12 19 2 dBm 13 17 2 dBm 14 15 2 dBm 15 13 2 dBm 16 11 3 dBm 17 9 3dBm 18 7 3 dBm 19 5 3 dBm TX Power control level DCS1800 0 30 3 dBm 1 28 3 dBm 2 26 3 dBm 3 24 3 dBm 4 22 3 dBm 5 20 3 dBm 6 18 3 dBm 7 16 3 dBm 8 14 3 dBm 9 12 4 dBm 10 10 4 dBm 11 8 4 dBm 12 6 4 dBm 13 4 4 dBm 14 2 5 dBm 15 0 5 dBm TX Power control level PCS1900 0 30 3 dBm 1 28 3 dBm 2 26 3 dBm 3 24 3 dBm 4 ...

Page 5: ...lation 3 1 This Document can not be used without Samsung s authorization Main Function GSM 2G EDGE 850 900 1800 1900MHz Stylish Wide Slim folder type phone 2 4 QVGA 262K TFT LCD Music player Voice Recorder 1 3M Camera FM Radio Receiver Bluetooth v2 1 USB 2 0 3 5pi earjack SMS Chat On Email ...

Page 6: ...e for Download ㆍDownloader Program Flash Loader 7 5 4 CSC ㆍGT C3520 Mobile Phone ㆍData Cable ㆍJIG BOX GH99 36900B ㆍRF Test Cable GH39 00985A ㆍJIG Cable GH39 01290A ㆍAdapter GH99 38251A ㆍBinary files 1 Click the Down menu Key 1 Key 2 Plug your cell phone in the JIG cable Chipset solution switch 4 No solution 1 Agere TC 2 HP Vision Infineon 3 NXP Sysol 4 NXP Swift broadcom 5 EMP ...

Page 7: ...y Contents may change without notice Level 1 Repair 6 2 This Document can not be used without Samsung s authorization 6 1 2 S W Download Process 1 Load the binary download program by executing the Flash Loader 7 5 4 CSC ...

Page 8: ...SAMSUNG Proprietary Contents may change without notice Level 1 Repair 6 3 This Document can not be used without Samsung s authorization 2 Click the SET Model Button and Insert mdl binary file ...

Page 9: ...y Contents may change without notice Level 1 Repair 6 4 This Document can not be used without Samsung s authorization 3 1 Click Main Partition Table 2 Click Browser Button and Insert ptt file Main 3 Click the Open Button ...

Page 10: ...roprietary Contents may change without notice Level 1 Repair 6 5 This Document can not be used without Samsung s authorization 3 1 Click Partition Tabel OK Button 5 1 Click Browser Button and Insert ptt file CSC ...

Page 11: ...ary Contents may change without notice Level 1 Repair 6 6 This Document can not be used without Samsung s authorization 1 Click the CSC button 2 Click the Browser button and Insert ptt file CSC 3 Click the Open Button ...

Page 12: ...SAMSUNG Proprietary Contents may change without notice Level 1 Repair 6 7 This Document can not be used without Samsung s authorization 6 1 Click the OK Button 7 Click the start Button ...

Page 13: ... Document can not be used without Samsung s authorization 1 complete All files changed 2 Click the Start button cf You have to set the phone as a download mode by pressing Volume down Middle Key OK Key End key simultaneously before connecting to PC Then the port would be searched ...

Page 14: ...SAMSUNG Proprietary Contents may change without notice Level 1 Repair 6 9 This Document can not be used without Samsung s authorization 8 If you Click Start Button Box is appeard ...

Page 15: ...SUNG Proprietary Contents may change without notice Level 1 Repair 6 10 This Document can not be used without Samsung s authorization 9 If Connect Phone and Data cable Download start box color Blue Yellow ...

Page 16: ...ice Level 1 Repair 6 11 This Document can not be used without Samsung s authorization 10 When downloading is finished successfully there is a Slot freed for new download message box color Yellow Green 11 Confirm the downloaded version name and etc 1234 ...

Page 17: ...PSK Binary Phase Shift Keying CA Conditional Access CDM Code Division Multiplexing C I Carrier to Interference DMB Digital Multimedia Broadcasting EN European Standard ES Elementary Stream ETSI European Telecommunications Standards Institute MPEG Moving Picture Experts Group PN Pseudo random Noise PS Pilot Symbol QPSK Quadrature Phase Shift Keying RS Reed Solomon SI Service Information TDM Time Di...

Page 18: ...orn away Use a thicken twisted wire when you measure level A thicken twisted wire has low resistance therefore error of measurement is few Repair after separate Test Pack and Set because for short danger for example an overcurrent and furious flames of parts etc when you repair board in condition of connecting Test Pack and tuning on Take specially care of soldering because Land of PCB is small an...

Page 19: ...ined your body before you touch semiconductor or parts with semiconductor There are ways that you touch an earthed place or wear static electricity prevention string on wrist Use earthed soldering steel when you connect or disconnect ESD Use soldering removing tool to break static electricity otherwise ESD will be damaged by static electricity Don t unpack until you set up ESD on product Because m...

Page 20: ...ed View and Parts List 4 1 This Document can not be used without Samsung s authorization 4 1 Cellular phone Exploded View QFL01 QCA01 QMP01 QLC01 QMW01 QCR72 QSC01 QFU01 QMO01 QME16 QHI01 QRE01 QCR67 QBA01 QBC00 QFR01 QME01 QKP01 QCR72 QMI01 QSP01 QAR01 QRF06 QSD01 ...

Page 21: ...T GT C3520 GH59 11387A QME16 ASSY ETC CTC FPCB GT C3520 GH59 11409A QAR01 MODULE RCV MIC GT C3520 GH59 11416A QSP01 MODULE SPK INT GT C3520 GH59 11433A QSC01 TAPE SCREW SHEET GH74 57240A QMW01 AS MAIN WINDOW COMM GH81 09796A QMP01 A S ASSY PBA MAIN COMM GH82 06056A QLC01 ELA MODULE LCD MODULE GT C3520 GH96 05310A QFU01 ASSY CASE FOLDER UPPER GH98 21376A QFR01 ASSY CASE FOLDER FRONT GH98 21378A QBC...

Page 22: ...1108 000334 UME200 K521F12ACC B060 1201 003290 PAM100 TQM6M4068 1203 005512 U302 U306 MIC5365 3 3YMT 1203 005521 U100 MIC5365 2 8YMT 1203 006050 U303 RP152L002B TR 1205 004360 UCP200 E4909ET3UM 1205 004369 U101 88W8790 A0 BLF2C000 P123 1404 001221 TH200 NCP15WB473J04RC 1405 001317 VR301 VR302 VR303 LXES15AAA1 100 1405 001317 VR304 VR305 VR306 LXES15AAA1 100 1405 001317 VR307 VR308 VR309 LXES15AAA1...

Page 23: ...ERJ2RKF6041X 2203 000233 C131 C146 C341 C347 GRP1555C1H101J 2203 000254 C144 C228 C237 GRP155R71C103K 2203 000278 C116 GRP1555C1H100D 2203 000425 C314 GRP1555C1H180J 2203 000438 C141 C142 C143 C239 GRP155R71H102K 2203 000438 C340 GRP155R71H102K 2203 000489 C305 C306 GRP155R71H222K 2203 000812 C119 C133 C243 C244 GRP1555C1H330J 2203 000854 C139 GRP1555C1H390J 2203 000995 C140 C245 C312 C369 GRP1555...

Page 24: ... C225 C226 C235 C236 GRM155R60J105KE19D 2203 006399 C238 C242 C307 C328 GRM155R60J105KE19D 2203 006399 C345 C358 C366 GRM155R60J105KE19D 2203 006562 C213 C309 C315 CV05X5R105K10AH 2203 006681 C317 GRM155F51E104ZA01D 2203 006824 C214 C218 C219 CV105X5R475K10AT 2203 006872 C222 GRM155R60J225ME15D 2203 007240 C224 CL10A226MQ8NRNE 2203 007269 C126 C147 C321 CL21A226MPCLRNC 2203 007270 C308 CL10A106KP8...

Page 25: ... 200R 2904 002028 F100 SF18 0942GASBA1 2904 002029 F101 SF18 1960DASBA1 2909 001343 F102 LFB212G45CC6D241 3301 001438 L305 L312 L315 BLM15BB750SN1D 3301 001659 L316 BLM15AG601SN1 3301 002058 L200 L201 L204 MHC1005G121MBPS 3301 002063 L311 BLM18HE152SN1D 3301 002065 L300 L301 L302 L303 MMZ1005A182ET 3301 002085 L307 BLM15AX601SN1D 3705 001731 RFS100 KMS 560 002 BEF 3709 001570 CD301 SCHA5B0102 3709...

Page 26: ...ding damage 1 Be careful not to make scratch and molding damage 1 Be careful not to make scratch and molding damage 1 Be careful not to make scratch and molding damage 7 1 Disassembly and assembly Instructions 7 1 1 Disassembly Unscrew 6 points at the REAR case 1 DIsassemble the REAR as from upper side 2 3 1 Separate MIC FPCB connector 4 Disassemble PBA Keypad from folder ass y ...

Page 27: ...t to damage LCD FPCB and LCD 1 Be careful not to make scratch and molding damage 1 Be careful not to make scratch and molding damage 1 Be careful not to make scratch and molding damage 2 Be careful not to damage Receiver FPCB 5 While pressing Hinge Separate FRONT from LOWER Tear off screw cap and unscrew 2 point 6 8 Separate LCD connector Motor Receiver FPCB connector 7 Disassemble LOWER from uppe...

Page 28: ... without notice 7 Level 2 Repair 7 3 This Document can not be used without Samsung s authorization 1 Be careful not to make scratch and molding damage 2 Be careful not to damage Receiver FPCB 9 Disassemble CTC FPCB Receiver from Upper ass y ...

Page 29: ...ul not to make scratch and molding damage 1 Be careful not to make scratch and molding damage 2 Torque 1 0 1 2 kgf cm Size M1 4 L2 5 1 Be careful not to make scratch and molding damage 2 Be careful not to damage CTC FPCB 7 1 2 Assemble 3 4 Screw 2 points at the SHIELD CAN Assemble the SHIELD CAN Assemble CTC FPCB Motor 2 Assemble the 1 3M Camera with PBA 1 Soldering 2 points of MIC FPCB pad with P...

Page 30: ...ding damage 1 Be careful not to make scratch and molding damage 1 Be careful not to make scratch and molding damage 2 Be careful not to damage CTC FPCB 1 Be careful not to make scratch and molding damage 5 6 Assemble the Receiver Module Assemble LOWER from lower side Screw 2 point and Attach screw cap 7 8 Assemble FRONT from LOWER While pressing Hinge Assemble FRONT from LOWER ...

Page 31: ...ion 1 Be careful not to make scratch and molding damage 1 Be careful not to make scratch and molding damage 1 Be careful not to make scratch and molding damage 1 Be careful not to make scratch and molding damage 9 Assemble KEY PAD to FRONT 10 Assemble MIC FPCB connector 11 12 Assemble REAR from Upper side Assemble REAR from Upper side ...

Page 32: ...prietary Contents may change without notice 7 Level 2 Repair 7 7 This Document can not be used without Samsung s authorization 13 Screw 6 points at the REAR case 1 Be careful not to make scratch and molding damage ...

Page 33: ...SAMSUNG Proprietary Contents may change without notice 8 Level 3 Repair 8 1 This Document can not be used without Samsung s authorization 8 1 Block Diagram ...

Page 34: ...SAMSUNG Proprietary Contents may change without notice Level 3 Repair 8 2 This Document can not be used without Samsung s authorization 8 2 PCB Diagrams 8 2 1 Top ...

Page 35: ...SAMSUNG Proprietary Contents may change without notice Level 3 Repair 8 3 This Document can not be used without Samsung s authorization 8 2 2 Bottom ...

Page 36: ...heck the VBAT Voltage C219 or C214 3 3V 1 Charge the Battery 2 If 0V put more lead C219 C214 NO Change the UCP200 Check the clock DCX100 26Mhz Check the initial operation Check the clock generation circuit Resolder OSC200 Download Yes Yes Yes NO NO L200 VDD_GSM_CORE_1V2 1 2V L201 VDD_IO_LOW_1V8 1 8V Yes NO Check the clock at OSC200 32KHz NO Check the current c onsumption 100mA Yes ...

Page 37: ...SAMSUNG Proprietary Contents may change without notice Level 3 Repair 8 5 This Document can not be used without Samsung s authorization ...

Page 38: ...SAMSUNG Proprietary Contents may change without notice Level 3 Repair 8 6 This Document can not be used without Samsung s authorization ...

Page 39: ...d without Samsung s authorization 8 3 2 LCD Working Power Switch On LCD FPCB connector is co rrectly connecti ned Replace Q301 Check neighboring circuits Yes NO Yes LCD Replace C317 LED_P_16V 16V F300 F301 F302 Resolder F300 F301 F302 Correctly mou nted NO correctly connect NO LCD Display On Yes Yes NO ...

Page 40: ...e used without Samsung s authorization C307 C312 C313 5 1 3 C C316 C317 C330 C333 C334 5 3 3 C C336 8 3 3 C 6 4 3 C C351 C352 C355 C366 C371 D300 0 0 3 F 1 0 3 F 2 0 3 F 0 0 3 C D H L305 L306 L311 L316 Q300 Q301 R216 R217 R306 R308 9 0 3 R R312 R314 R336 TP300 TP301 TP302 TP303 TP304 TP307 6 0 3 U ...

Page 41: ...8 9 This Document can not be used without Samsung s authorization 8 3 3 Speaker Working Operate speaker NG Check Speaker Contact ReContact NO YES Speaker break down YES Change Speaker NO Change main PBA YES Replace the components NO Check L313 L31 4 C318 C323 ZD310 ZD324 ...

Page 42: ...0 1 H n 8 6 4 1 3 L 5 0 0 1 0 2 3 C 5 0 0 1 V 0 5 F P 0 3 3 8 1 3 C 3 1 3 L H n 8 6 5 0 0 1 G 5 T S 3 3 B 9 D S E 0 1 3 D Z 1 1 2 2 1 0 3 T N A 4 2 3 D Z G 5 T S 3 3 B 9 D S E 8 3 3 R m h o 0 5 0 0 1 T R O H S 7 3 3 R m h o 0 5 0 0 1 T R O H S 0 0 3 T N A 1 1 2 2 5 0 0 1 V 0 5 F P 0 3 3 3 2 3 C N _ T U O K P S P _ T U O K P S ANT300 ANT301 L31 3 L314 C318 C319 C320 C323 C324 R337 R338 ZD310 ZD324 ...

Page 43: ...ithout notice Level 3 Repair 8 11 This Document can not be used without Samsung s authorization 8 3 4 Receiver Working Operate Receiver NG Check Receiver FPCB Correctly connect NO YES Receiver break down Change Receiver Change main PBA NO YES ...

Page 44: ...an not be used without Samsung s authorization 8 3 5 Main MIC Working Operate MIC NG Pollute MIC Hole YES Clean up MIC hole NO MIC Break Down NO Change MIC YES MIC FPCB Soldering MIC FPCB Resoldering Check MIC500 L312 L315 C372 ZD 307 U304 YES NO NO YES Replace the components Change main PBA ...

Page 45: ...SAMSUNG Proprietary Contents may change without notice Level 3 Repair 8 13 This Document can not be used without Samsung s authorization ...

Page 46: ...authorization 8 3 6 Earphone Working Earphone does not work NG No 1 contact Earphone in Earjack connector again 2 Replace Earjack connector Is the connect ion of Earpho ne O K Yes Check voltage C314 2 1V No Yes Check the connection No Yes Change main PBA Put more lead solder each terminal Put more lead solder each terminal ...

Page 47: ...SAMSUNG Proprietary Contents may change without notice Level 3 Repair 8 15 This Document can not be used without Samsung s authorization ...

Page 48: ...ay change without notice Level 3 Repair 8 16 This Document can not be used without Samsung s authorization 8 3 7 Vibrator Working Operate Vibrator NO C346 3 3V Resolder U306 NO Yes Vibrator OK Change Vibrator YES NO Change Main PBA ...

Page 49: ...SAMSUNG Proprietary Contents may change without notice Level 3 Repair 8 17 This Document can not be used without Samsung s authorization ...

Page 50: ...s Document can not be used without Samsung s authorization 8 3 8 Micro SD Card Working Insert Operate microSD card NG YES CD301 break down Change CD301 NO YES Change CD301 5hPin of CD301 High NO Check the voltage C345 2 8V Put more lead solder each terminal NO YES Change Main PBA ...

Page 51: ...SAMSUNG Proprietary Contents may change without notice Level 3 Repair 8 19 This Document can not be used without Samsung s authorization ...

Page 52: ...t notice Level 3 Repair 8 20 This Document can not be used without Samsung s authorization 8 3 9 SIM Card Working SIM301 Break down NO Change SIM301 YES No Yes Check the voltage C328 3 0V NG Change Main PBA Insert Operate SIM card Check SIM301 C328 ...

Page 53: ...SAMSUNG Proprietary Contents may change without notice Level 3 Repair 8 21 This Document can not be used without Samsung s authorization ...

Page 54: ...SAMSUNG Proprietary Contents may change without notice Level 3 Repair 8 22 This Document can not be used without Samsung s authorization ...

Page 55: ...s Document can not be used without Samsung s authorization 8 3 10 1 3M CAMERA Working Operate CAMERA NG Camera inserted correctly correctly insert Check the voltage C342 1 8V C355 C315 2 8V Change UCP200 NO Yes CAMERA Replace Check the voltage C337 2 8V Change U303 NO Yes NO Yes ...

Page 56: ...SAMSUNG Proprietary Contents may change without notice Level 3 Repair 8 24 This Document can not be used without Samsung s authorization ...

Page 57: ...istor inductor and capacitor Change Main PBA Normal condition Catch the channel RX ON Call Connected RF Input 190 CH Amplitude 50dBm No Check Ant100 ant101 L100 L101 C105 Yes PAM100 check RFS100 65dBm Check RFS100 L100 L101 C105 No Yes Check the connection C146 L103 Put more lead solder each terminal No Yes F100 check C119 3 3V Check C119 L109 No Yes Check the connection C120 C125 L110 No Yes Chec...

Page 58: ...sistor inductor and capacitor Change Main PBA Normal condition Catch the channel RX ON Call Connected RF Input 62 CH Amplitude 50dBm Yes Check Ant100 ant101 L100 L101 C105 No PAM100 check RFS100 50dBm Check RFS100 L100 L101 C105 No Yes Check the connection C146 L103 Put more lead solder each terminal No Yes F100 check C119 3 3V Check C119 L109 No Yes Check the connection C114 C118 L105 No Yes Chec...

Page 59: ...stor inductor and capacitor Change Main PBA Normal condition Catch the channel RX ON Call Connected RF Input 698 CH Amplitude 50dBm Yes Check Ant100 ant101 L100 L101 C105 No PAM100 check RFS100 50dBm Check RFS100 L100 L101 C105 No Yes Check the connection C146 L103 Put more lead solder each terminal No Yes F101 check C133 3 3V Check C133 L114 No Yes Check the connection C114 C118 L105 No Yes Check...

Page 60: ...stor inductor and capacitor Change Main PBA Normal condition Catch the channel RX ON Call Connected RF Input 661 CH Amplitude 50dBm Yes Check Ant100 ant101 L100 L101 C105 No PAM100 check RFS100 50dBm Check RFS100 L100 L101 C105 No Yes Check the connection C146 L103 Put more lead solder each terminal No Yes F101 check C133 3 3V Check C133 L114 No Yes Check the connection C114 C118 L105 No Yes Check...

Page 61: ...SAMSUNG Proprietary Contents may change without notice Level 3 Repair 8 29 This Document can not be used without Samsung s authorization ...

Page 62: ...SAMSUNG Proprietary Contents may change without notice Level 3 Repair 8 30 This Document can not be used without Samsung s authorization ...

Page 63: ... inductor and capacitor Change Main PBA Tx ON Level 5 Battery voltage 3 8V Yes No Check RFS100 L101 L100 L103 C146 CONTINOUS TX ON CONDITION TX POWER DAC 14500 CODE APPLIED GSM850 CH 190 GSM900 CH 62 RBW 100KHz VBW 100KHz SPAN 10MHz REF LEV 10dBm ATT 20dB NORMAL CONDITION catch the channel Yes No Check PAM100 C112 L104 R101 Check the connection C112 L104 R101 Yes No Put more lead solder each termi...

Page 64: ...r inductor and capacitor CONTINOUS TX ON CONDITION TX POWER DAC 14500 CODE APPLIED DCS CH 698 PCS CH 661 RBW 100KHz VBW 100KHz SPAN 10MHz REF LEV 10dBm ATT 20dB Change Main PBA Tx ON Level 5 Battery voltage 3 8V Yes No Check RFS100 L101 L100 L103 C146 NORMAL CONDITION catch the channel Yes No Check PAM100 C123 L106 R110 Check the connection C113 L106 R110 Yes No Put more lead solder each terminal ...

Page 65: ...SAMSUNG Proprietary Contents may change without notice Level 3 Repair 8 33 This Document can not be used without Samsung s authorization ...

Page 66: ...SAMSUNG Proprietary Contents may change without notice Level 3 Repair 8 34 This Document can not be used without Samsung s authorization ...

Page 67: ... s authorization 8 4 7 BLUETOOTH Bluetooth connection disable Check BT function ON Enable BT function No Yes Check the connection C131 No Put more lead solder each terminal Check the voltage C107 2 8V Yes Put more lead solder each terminal No Yes Change Main PBA Check the connection Replace ANT C131 C145 C134 F102 No Yes ...

Page 68: ...SAMSUNG Proprietary Contents may change without notice Level 3 Repair 8 36 This Document can not be used without Samsung s authorization ...

Page 69: ...not be used without Samsung s authorization 8 4 8 FM RADIO Radio does not work 1 contact earphone again 2 Replace earphone No Is the connection of earphone O K Yes Check the connection from FM_IN to L107 No Check L107 and change Yes Check the RLC around U101 Yes Change Main PBA No Replace R L C ...

Page 70: ...SAMSUNG Proprietary Contents may change without notice Level 3 Repair 8 38 This Document can not be used without Samsung s authorization ...

Page 71: ...www s manuals com ...

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