Samsung gt-c3520 Service Manual
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Samsung gt-c3520 Service Manual

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GSM TELEPHONE
GSM TELEPHONE
GT-C3520
2. Specification
3. Product Function
9. Reference data
Notice :
All functionality, features, specifications 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 notification of such change.
CONTENTS

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Summary of Contents for Samsung gt-c3520

  • Page 1 - 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...
  • Page 2 This Service Manual is a property of Samsung Electronics Co.,Ltd. ⓒ Samsung Electronics Co.,Ltd. Any unauthorized use of Manual can be punished under applicable International and/or domestic law. 2011. 09. Rev.1.0...

  • Page 3: Gsm General Specification

    2. Specification 2-1. GSM General Specification GSM8 50 E G S M 9 0 0 DCS1 800 PCS1900 Ph ase 1 P h a s e 2 Phase 1 F r eq . 824 ~8 49 88 0~9 15 17 10~ 17 85 18 50~ 19 10 Band [MH z] 869 ~8 94...

  • Page 4: Gsm Tx Power Class

    Specification 2-2. GSM Tx Power Class TX Power TX Power TX Power TX Power control GSM850 control EGSM900 control DCS1800 control PCS1900 level level level level 33±2 dBm 33±2 dBm 30±3 dBm 30±3 dBm 31±2 dBm 31±2 dBm 28±3 dBm 28±3 dBm 29±2 dBm 29±2 dBm...

  • Page 5: Operation Instruction And Installation

    • Music player, Voice Recorder • 1.3M Camera • FM Radio Receiver • Bluetooth v2.1 • USB 2.0 ,3.5pi earjack • SMS / Chat On / Email SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 6 HP, Vision, Infineon NXP Sysol NXP Swift broadcom 1. Click the 'Down' menu Key + '1' Key 2. Plug your cell phone in the JIG cable. SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 7 Level 1 Repair 6-1-2. S/W Download Process 1. Load the binary download program by executing the " " Flash Loader 7.5.4 CSC SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 8 Level 1 Repair 2. Click the SET Model Button and Insert "mdl" binary file SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 9 Level 1 Repair 3. (1) Click Main Partition Table. (2) Click Browser Button and Insert 'ptt' file(Main) (3) Click the 'Open' Button SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 10 Level 1 Repair 3.(1)Click Partition Tabel "OK" Button 5 (1)Click Browser Button and Insert 'ptt' file(CSC) SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 11 Level 1 Repair (1) Click the 'CSC' button. (2) Click the Browser button.and Insert 'ptt' file(CSC) (3) Click the 'Open' Button SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 12 Level 1 Repair 6. (1) Click the 'OK' Button 7.Click the start Button. SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 13 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. SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 14 Level 1 Repair 8. If you Click Start Button ,Box is appeard SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 15 Level 1 Repair 9. If Connect Phone and Data cable, Download start!!! (box color Blue ->Yellow) 6-10 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 16 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# 6-11 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 17 ― QPSK: Quadrature Phase Shift Keying ― RS : Reed-Solomon ― SI : Service Information ― TDM : Time Division Multiplexing ― TS : Transport Stream SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...

  • Page 18: Safety Precautions

    ― Don't use as you pleases after change other material than replacement registered on SEC System. Otherwise engineer in charge isn't charged with problem that you don't keep this rules. SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 19 ― You must maintain electric contact between ESD and place due to be set up until ESD is connected completely to the proper place or a circuit board. SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...

  • Page 20: Exploded View And Parts List

    4-1. Cellular phone Exploded View QFR01 QFU01 QKP01 QCR72 QME01 QAR01 QMO01 QMP01 QME16 QMI01 QCA01 QSP01 QHI01 QFL01 QSD01 QRF06 QRE01 QLC01 QCR67 QMW01 QBA01 QCR72 QSC01 QBC00 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...

  • Page 21: Cellular Phone Parts List

    ASSY KEYPAD-(RUSSIA/BLACK) GH98-21387A QRE01 ASSY CASE-FOLDER REAR GH98-21379A QSD01 PMO COVER-SD GH72-65450A QRF06 PMO COVER-USB GH72-65451A QFL01 ASSY CASE-FOLDER LOWER GH98-21377A QHI01 ASSY MEC-HINGE GH75-09183A SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...

  • Page 22: Main Electrical Parts List

    RC1005J222CS 2007-000143 R202,R203,R316 RC1005J472CS 2007-000148 R103,R104,R224,R303 RC1005J103CS 2007-000148 R311,R313 RC1005J103CS 2007-000151 R319 RC1005J153CS 2007-000157 R215,R220 RC1005J473CS 2007-000160 R314 RC1005J683CS 2007-000162 R105,R208,R209,R210 RC1005J104CS 2007-000162 R213,R214,R308,R310 RC1005J104CS SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 23 GRP1555C1H1R5CZ01E 2203-002443 C318,C323 GRP155R71H331KD01E 2203-002668 C134 C1005CG1H0R5BT 2203-005057 C112,C123,C372 GRP1555C1H8R2CZ01E 2203-005234 C120,C125 GRP1555C1H1R2CZ01E 2203-005281 C127,C129,C132,C135 GRP1555C1H1R5BZ01E 2203-005444 C138 GRP1555C1H3R0B C103,C104,C204,C205 GRM155R71A104K 2203-006048 2203-006048 C206,C207,C208,C209 GRM155R71A104K SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 24 CL05C020BB5NNNC 2203-007809 C301 GRM155R71H223KA12 2703-001409 L104,L106 LL1005-FH12NK 2703-001737 L114,L115 LL1005-FH2N7S 2703-001748 L101,L113 LL1005-FH5N6S 2703-001750 L102 LL1005-FH2N2S 2703-002170 L109,L111 CIH05T6N8JNC L100 CIH05T2N7SNC 2703-002176 2703-002202 L110 CIH05T27NJNC SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 25 P l e a s e c o n s u l t t h e G S P N w e b s i t e ( S a m s u n g P o r t a l ) f o r t h e m o s t r e c e n t v e r s i o n o f t h e p r o d u c t ' s p a r t l i s t . SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...

  • Page 26: Level 2 Repair

    Disassemble PBA, Keypad from folder ass'y Separate MIC, FPCB connector. 1) Be careful not to make scratch and molding damage! 1) Be careful not to make scratch and molding damage! SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 27 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 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 28 Disassemble CTC FPCB, Receiver from Upper ass'y 1) Be careful not to make scratch and molding damage! 2) Be careful not to damage Receiver FPCB SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 29 1) Be careful not to make scratch and molding damage! 2)- Torque : 1.0 ~ 1.2 kgf.cm 2) Be careful not to damage CTC FPCB - Size : M1.4 * L2.5 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 30 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 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 31 Assemble REAR from Upper side. 1) Be careful not to make scratch and molding damage! 1) Be careful not to make scratch and molding damage! SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 32 7. Level 2 Repair Screw 6 points at the REAR case. 1) Be careful not to make scratch and molding damage! SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...

  • Page 33: Level 3 Repair

    8. Level 3 Repair 8-1.Block Diagram SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 34 Level 3 Repair 8-2. PCB Diagrams 8-2-1. Top SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 35 Level 3 Repair 8-2-2. Bottom SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 36 Resolder OSC200 L200(VDD_GSM_CORE_1V2)= 1.2V? Change the UCP200 L201(VDD_IO_LOW_1V8)= 1.8V? Check the clock Check the clock generation circuit DCX100 = 26Mhz ? Check the initial operation SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 37 Level 3 Repair SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 38 Level 3 Repair SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 39 LCD Display connector is co rrectly connecti ned? F300,F301 F300,F301,F302 F302 Resolder Correctly mou nted? C317 LED_P_16V=16V? Replace Q301 & Check Replace neighboring circuits SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 40 C336 R336 C351 L305 C316 C371 C312 TP304 R312 R314 TP300 L306 D300 TP303 TP301 C330 C317 TP302 C313 R308 TP307 C366 L311 C333 C307 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 41 Level 3 Repair 8-3-3. Speaker Working Operate speaker Check Speaker ReContact Contact Speaker break Change Speaker down? Check L313,L31 Replace 4,C318,C323, the components ZD310,ZD324 Change main PBA SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 42 Level 3 Repair C323 C318 R338 R337 C320 C324 C319 ZD324 ZD310 ANT301 L31 3 L314 ANT300 8-10 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 43 Level 3 Repair 8-3-4. Receiver Working Operate Receiver Check Receiver Correctly connect FPCB Receiver break Change Receiver down? Change main PBA 8-11 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 44 MIC Hole? MIC hole MIC FPCB MIC FPCB Soldering? Resoldering MIC Break Change MIC Down? Check Replace MIC500,L312, L315,C372,ZD the components 307,U304 Change main PBA 8-12 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 45 Level 3 Repair 8-13 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 46 2. Replace Earjack connector Put more lead solder Check voltage each terminal C314 ≒ 2.1V Check the Put more lead solder connection each terminal Change main PBA 8-14 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 47 Level 3 Repair 8-15 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 48 Level 3 Repair 8-3-7. Vibrator Working Operate Vibrator Resolder U306 C346 > 3.3V ? Vibrator OK? Change Vibrator Change Main PBA 8-16 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 49 Level 3 Repair 8-17 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 50 5hPin of CD301 Change CD301 = High ? Check the voltage Put more lead solder C345 > 2.8V ? each terminal Change Main PBA 8-18 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 51 Level 3 Repair 8-19 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 52 8-3-9. SIM Card Working Insert & Operate SIM card SIM301 Change SIM301 Break down? Check the voltage Check SIM301,C328 C328 > 3.0V Change Main PBA 8-20 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 53 Level 3 Repair 8-21 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 54 Level 3 Repair 8-22 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 55 Check the voltage C342 > 1.8V Change UCP200 C355,C315 > 2.8V ? Check the voltage C337 > 2.8V ? Change U303 CAMERA Replace 8-23 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 56 Level 3 Repair 8-24 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 57 Put more lead solder each terminal C146,L103 F100 check Check C119,L109 C119 ≥ 3.3V ? Check the connection Check F100,C120,C125.L110 C120,C125.L110 Change Main PBA 8-25 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 58 Put more lead solder each terminal C146,L103 F100 check Check C119,L109 C119 ≥ 3.3V ? Check the connection Check F100,C114,C118.L105 C114,C118.L105 Change Main PBA 8-26 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 59 Put more lead solder each terminal C146,L103 F101 check Check C133,L114 C133 ≥ 3.3V ? Check the connection Check F101,C114,C118.L105 C114,C118.L105 Change Main PBA 8-27 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 60 Put more lead solder each terminal C146,L103 F101 check Check C133,L114 C133 ≥ 3.3V ? Check the connection Check F101,C114,C118.L105 C114,C118.L105 Change Main PBA 8-28 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 61 Level 3 Repair 8-29 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 62 Level 3 Repair 8-30 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 63 Check PAM100,C112, Check the connection L104,R101 C112,L104,R101 Put more lead solder Check the voltage each terminal C139 ≥ 3.0V Change Main PBA 8-31 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 64 L103,C146 Check PAM100,C123, Check the connection L106,R110 C113,L106,R110, Put more lead solder Check the voltage each terminal C139 ≥ 3.0V Change Main PBA 8-32 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 65 Level 3 Repair 8-33 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 66 Level 3 Repair 8-34 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 67 Check the connection Put more lead solder C131 each terminal Check the voltage Put more lead solder C107 ≥ 2.8V each terminal Change Main PBA 8-35 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 68 Level 3 Repair 8-36 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 69 2. Replace earphone Check the connection from Check L107 and change FM_IN to L107 Check the RLC Replace R,L,C around U101 Change Main PBA 8-37 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 70 Level 3 Repair 8-38 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 71 www.s-manuals.com...

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