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Samsung GT-B7510 Service Manual

Gsm telephone
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Download this manual See also: User Manual
GSM TELEPHONE
GSM TELEPHONE
GT-B7510
1. Safety Precautions
2. Specification
3. Product Function
4. Exploded View and Parts list
5. MAIN Electrical Parts List
6. Level 1 Repair
7. Level 2 Repair
8. Level 3 Repair
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-B7510

  • 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. 02. Rev.1.0...

  • Page 3: Gsm General Specification

    2. Specification 2-1. GSM General Specification GSM850 EG SM 900 DCS1800 WCDMA PCS1 900 WCDMA900 Phase 1 Phase 2 Phase 1 2100 Fr eq. Band[MHz] 824~ 849 880~ 915 1710~ 1785 1850~ 1910 1922~ 1977 880~ 915 Uplink/Downlin 869~ 894 925~ 960 1805~ 1880 1930~ 1990...

  • 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 - PMIC: MAX8899 - Tranceiver: RTR6285 - PAM: SKY77554(2G) - RF7201(3G Dual) - Intenna : Carrier type - LCD: 2.8" LQVGA TFT - MEMORY: 4G+3G SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 6 • JIG Cable (GH39-01339A) • Adapter (GH99-38251A) • Downloader Program(Odin Multi Downloader v4.38) • Binary files • PC (Windows XP, 7) ★ The settings for download. SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 7 3. Turn On the Mobile with push 'Q' Button to enter the Download mode and check the Download Logo on LCD < QWERTY Key Pad > <Download Logo> 4. Click the Start button when a port is ready SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 8 Level 1 Repair 5. After downloading finished successfully, there is a message. "PASS" 6. Check the binary version using key streaming, "*#1234#". SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 9 ― 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 10: 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 11 ― 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 12: Exploded View And Parts List

    4. Exploded View and Parts List 4-1. Cellular phone Exploded View QME03 QFR01 QKP01 QLC01 QME01 QLB01 QAR01 QCA01 QMP01 QMI01 QSP01 QCK01 QAN02 QVO01 QRF06 QRE01 QCR67 QBA01 QBC00 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...

  • Page 13: Cellular Phone Parts List

    ASSY ETC-RCV&EAR JACK ASSY GH59-10737A QRE01 ASSY CASE-REAR GH98-18419A QAN02 INTENNA-GTB7510 MAIN GH42-02892A QRF06 PMO COVER-DC USB GH72-61733A QCK01 PMO KEY-POWER HOLD GH72-61734A QVO01 PMO KEY-VOLUME GH72-61735A SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...

  • Page 14: Disassembly And Assembly Instructions

    1) Detach Power Key FPCB and Cammera Key FPCB. 1) Push out REAR to both side. 2) Be careful not to damage to FPCB (Use tweezer!) SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 15 1) Hold up Main PBA from left. Disassemble Module from PBA. Complete disassembly. 1) Disassemble Cammera Module from PBA. 2) Disassemble SPK Module from PBA. SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 16 Set a PBA and FRONT Ass'y. 1) Assemble left hook first. 2) Assemble right hook. Assemble Camera module Assemble PBA on FRONT Ass'y. 1) Assemble fiting to silk line SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 17 Drive Screws at 6 points 1) Drive Screws at 6 points with torque 1) Be careful not to make scratch and molding damage! 1.1 +/- 0.1 Kgf/ ㎠ SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 18 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 19: Pcb Diagrams

    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 20 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 21 Put more lead solder (C434,434)=32.768KHz? each terminal Check the TCX100 Put more lead soler @C112=19.2MHz? each terminal Back to Is It power turned on? Replace Board(PBA) previous step SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 22 Level 3 Repair C153 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 23 Level 3 Repair SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...

  • Page 24: Sim Part

    Check the voltage Put more lead each terminal @ C461 = 3.0V ? Does Phone accept Back to Replace Board(PBA) the SIM card? previous step SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 25 Level 3 Repair SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 26 Check the voltage Put more lead solder each terminal PAM100 @ C116 ≥ 3.0V ? Back to Does Phone catch Replace Board(PBA) previous step the GSM850 network? SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 27 Check the voltage Put more lead solder PAM100 @ C116 ≥ 3.0V each terminal Does Phone catch Back to Replace Board(PBA) the GSM900 network? previous step 8-10 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 28 Put more lead solder PAM100 @ C116 ≥ 3.0V ? each terminal Does Phone catch Back to Replace Board(PBA) the DCS network? previous step 8-11 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 29 Put more lead solder PAM100 @ C116 ≥ 3.0V ? each terminal Does Phone catch Back to Replace Board(PBA) the PCS network? previous step 8-12 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 30 Check the voltage Put more lead solder PAM100 @ C116 ≥ 3.0V ? each terminal Back to Does Phone catch Replace Board(PBA) previous step WCDMA900 network? 8-13 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 31 Check the voltage Put more lead solder PAM100 @C116 ≥ 3.0V ? each terminal Back to Does Phone catch Replace Board(PBA) WCDMA2100 network? previous step 8-14 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 32 Level 3 Repair 8-15 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 33 Level 3 Repair 8-16 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 34 Level 3 Repair 8-17 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 35 Check TCXO CLOCK Put more lead solder @C112=19.2MHz? each terminal Back to Can Phone make a call Replace Board(PBA) GSM network? previous step 8-18 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 36 Check TCXO CLOCK Put more lead solder @C112=19.2MHz? each terminal Back to Can Phone make a call Replace Board(PBA) DCS/PCS network? previous step 8-19 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 37 Check TCXO CLOCK Put more lead solder @C112=19.2MHz? each terminal Back to Can Phone make a call Replace Board(PBA) WCDMA900 network? previous step 8-20 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 38 Check TCXO CLOCK Put more lead solder @C112=19.2MHz? each terminal Back to Can Phone make a call Replace Board(PBA) WCDMA2100 network? previous step 8-21 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 39 Level 3 Repair 8-22 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 40 Level 3 Repair 8-23 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 41 @C531,C513 Check the connection Put more lead solder C503, C508 each terminal Back to Does MIC work well? Replace Board(PBA) (ex.voice recording) previous step 8-24 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 42 Level 3 Repair 8-25 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 43 @C500 ≒ 1.8V ? @R500 Put more lead solder Check the connection each terminal C507,L507 Does MIC work well? Back to Replace Board(PBA) (ex.voice recording) previous step 8-26 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 44 R523 L506 JACK_INT_N I2C_SCL TP_MIC L507 EAR_MIC_P I2C_SDA R524 EAR_ADC_3.5 R527 13 13 RCV_P R528 16 16 RCV_N C527 C523 C529 C526 C528 TP_GND 8-27 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 45 Receiver(HEA500) O.K ? 2. Replace receiver Check the connection Put more lead solder R527,R528 @R527,R528 Can hear sound Back to Replace Board(PBA) from Receiver? previous step 8-28 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 46 R523 L506 JACK_INT_N I2C_SCL TP_MIC L507 EAR_MIC_P I2C_SDA R524 EAR_ADC_3.5 R527 13 13 RCV_P R528 16 16 RCV_N C527 C523 C529 C526 C528 TP_GND 8-29 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 47 O.K? 2. Check if motor lied on the 'rear' appropriately Is the Replace vibration motor voltage(@C505,C506) 3.3V? Is there problem Replace Board(PBA) at vibration? 8-30 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 48 Level 3 Repair 8-31 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 49 2. Replace Camera Check the connection Put more lead solder F600, F601, F609 each terminal Back to when camera mode, Replace Board(PBA) previous step normal color? 8-32 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 50 Level 3 Repair 8-33 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 51 Check the connection Put more lead solder L509 each terminal Can you turn on Back to Replace Board(PBA) and search channel? previous step 8-34 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 52 R523 L506 JACK_INT_N I2C_SCL TP_MIC L507 EAR_MIC_P I2C_SDA R524 EAR_ADC_3.5 R527 13 13 RCV_P R528 16 16 RCV_N C527 C523 C529 C526 C528 TP_GND 8-35 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 53 Level 3 Repair 8-36 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 54 @ C218=1.2V? Put more lead solder @ C216=2.6V? each terminal Can it Bluetooth Back to Replace Board(PBA) activating & searching? previous step 8-37 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 55 Level 3 Repair 8-38 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 56 C230,C229,C241 Check the voltage Put more lead solder @C224=2.7V? each terminal @C175=2.7V Back to Does GPS work well? Replace Board(PBA) previous step 8-39 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 57 Level 3 Repair 8-40 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 58 @C206=1.8V? Check TCXO CLOCK Put more lead solder @C208,C209=26MHz? each terminal Back to Can it wifi Replace Board(PBA) activation & searching? previous step 8-41 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 59 Level 3 Repair 8-42 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 60 O.K ? 2. Replace LCD Check the connection Put more lead solder C412 each terminal Back to Does LCD work well? Replace Board(PBA) previous step 8-43 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 61 Level 3 Repair 8-44 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...

  • Page 62: Schematic Diagram

    Level 3 Repair 8-4. Schematic Diagram - NC Point U400 8-45 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 63 Level 3 Repair UME300 8-46 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 64 www.s-manuals.com...

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