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GSM TELEPHONE
GT-M3710L
GSM TELEPHONE
CONTENTS
1. Safety Precautions
2. Specification
3. Product Function
4. Array course control
5. Exploded View and Parts List
6. Main Electrical Parts List
7. Block Diagrams
8. PCB Diagrams
9. Flow Chart of Troubleshooting
10. Reference data
11. Disassembly and Assembly
instructions
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Summary of Contents for Samsung GT-M3710L
- Page 1 GSM TELEPHONE GT-M3710L GSM TELEPHONE CONTENTS 1. Safety Precautions 2. Specification 3. Product Function 4. Array course control 5. Exploded View and Parts List 6. Main Electrical Parts List 7. Block Diagrams 8. PCB Diagrams 9. Flow Chart of Troubleshooting 10.
- Page 2 China china.samsungportal.com Asia asia.samsungportal.com Mideast & Africa mea.samsungportal.com 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. 2010. 02. Rev.1.0...
- Page 3 R-CHIP 2007-000162 R102,R103,R110,R112 R-CHIP 2007-000162 R113,R114,R115,R215 R-CHIP 2007-000162 R400,R408 R-CHIP 2007-000165 R305 R-CHIP 2007-001270 R404,R407 R-CHIP 2007-001333 R413 R-CHIP 2007-002796 R500 R-CHIP R418 R-CHIP 2007-003010 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
- Page 4 C-CERAMIC,CHIP 2203-005057 C429 C-CERAMIC,CHIP C117 C-CERAMIC,CHIP 2203-005234 2203-005288 C152 C-CERAMIC,CHIP 2203-005450 C145 C-CERAMIC,CHIP 2203-005968 C353,C354 C-CERAMIC,CHIP 2203-006048 C104,C105,C106,C121 C-CERAMIC,CHIP 2203-006048 C132,C133,C140,C200 C-CERAMIC,CHIP 2203-006048 C207,C209,C210,C211 C-CERAMIC,CHIP SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
- Page 5 C-CERAMIC,CHIP 2203-007317 C115 C-CERAMIC,CHIP 2404-001377 TA500 C-TA,CHIP TA305 C-TA,CHIP 2404-001430 2409-001172 BAT304 CAPACITOR 2703-001178 L112,L113,L117 INDUCTOR-SMD 2703-001726 L120,L121,L201 INDUCTOR-SMD C151 INDUCTOR-SMD 2703-001729 2703-001734 L115,L116 INDUCTOR-SMD SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
- Page 6 HEA400 JACK-PHONE GH70-03276A SC100 ;ONBOARD-CLIP GH71-08426A ANT100,ANT101,ANT102 NPR-CONTACT Please consult the GSPN website (Samsung Portal) for the most recent version of the product's part list. SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
- Page 7 3.0V_ANLG = 3.0V Check the U304 C328, C329, C347 1.2V_ANLG = 1.2V ③ Check CLK32K Freq = 32KHz Check the clock 32KHz_DIGIT Check the initial operation SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
- Page 8 G G I I C308 U301 C236 C306 C235 C336 C305 C357 C347 C325 L410 C331 C318 C302 C344 C349 C313 C323 C314 C348 C335 C322 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
- Page 9 Initial Failure U304 pin E3 (RESETB) ="H"? (check the test point) Check the circuit related to reset Check the 16bit data signal & memory CE SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
- Page 10 G G I I C308 U301 C236 C306 C235 C336 C305 C357 C347 C325 L410 C331 C318 C302 C344 C349 C313 C323 C314 C348 C335 C322 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
- Page 11 VBUS_5V_IF > 5.0V C322 (ACC_DET) Check the circuit related to ACC_DET signal = "L"? Check the U304 pin D5 Resolder or replace U304 ≒ 1.25V SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
- Page 12 G G I I C308 U301 C236 C306 C235 C336 C305 C357 C347 C325 L410 C331 C318 C302 C344 C349 C313 C323 C314 C348 C335 C322 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
- Page 13 Check the SIM connector's resolder or change SIM300 connector's to SIM card ③ Check the circuit around SIM300 Check the related circuit of SIM300 input circuitry SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
- Page 14 I I S S I I S S L125 SIM300 C339 TRSTB RTCK BB_RESET 3.0V_DIG R222 R221 R220 R317 C338 C504 C340 C350 R311 R316 C351 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
- Page 15 (MIC401 for Loud call mode, Check the circuit HEA400 for Headset call mode. from UCP200 to MIC MIC400 for every other cases.) Check the MIC Replace the MIC SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
- Page 16 C C I I C C I I MIC400 C C I I C C I I C C I I o o l l 9-10 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
- Page 17 Resolder SPK_P (L409) & SPK_N SPK_P & SPK_N (L410) "HIGH" ② Check the output circuit of Change or resolder around U304 U504(Audio AMP) Change speaker Is speaker OK? 9-11 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
- Page 18 L410 SPK_N L401 ZD401 ZD402 C308 R109 U301 C236 C306 C140 C235 C336 C305 C357 C347 C325 C304 L410 C331 C318 C302 C344 C349 9-12 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
- Page 19 ( ( L L ) ) 2 2 ) ) 0 0 ) ) 1 1 P P / / ) ) 2 2 9-13 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
- Page 20 9-8. Camera part "Camera" function does not work Check the Camera Reconnect the camera module connector on PBA Is there another problem? Replace the camera module 9-14 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
- Page 21 ② Resolder PAM100 ③ F101 Pin 8 ≥ -70dBm Resolder F101, L119, C119 Pin 9 ≥ -70dBm Resolder L113, L115, L116, L117 Check UCP200 9-15 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
- Page 22 ② Resolder PAM100 ③ F101 Pin 6 ≥ -70dBm Resolder F101, L119, C119 Pin 7 ≥ -70dBm Resolder L118, L120, L121, L122 Check UCP200 9-16 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
- Page 23 Pin9=H, Pin10 = L ② Resolder PAM100 ③ F100 Pin 8 ≥ -70dBm Resolder F100, C118, L112 Pin 9 ≥ -70dBm Resolder L107,L108,L110,L111 Check UCP200 9-17 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
- Page 24 Pin9=H, Pin10 = L ② Resolder PAM100 ③ F100 Pin 6 ≥ -70dBm Resolder F100, C118, L112 Pin 7 ≥ -70dBm Resolder L103,L104,L105,L106 Check UCP200 9-18 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
- Page 25 ZD103 C232 ZD101 R307 ZD102 ZD100 R306 F100 F101 L119 C119 C118 R106 L109 L114 C117 PAM100 R107 C112 R105 C113 C111 C120 C122 9-19 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
- Page 26 PAM100 Pin15 Check ANT Switch Pin8=H, Pin9=L, ≥ -30dBm control circuit Pin10=H ② ③ Change or Resolder PAM100 Resolder L109, L114, C117, C151, C152 9-20 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
- Page 27 Check ANT Switch PAM pin14 Pin8=H, Pin9=H, control circuit ≥ -30dBm Pin10=H ③ ② Change or Resolder PAM100 Resolder L109, L114, C117, C151, C152 9-21 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
- Page 28 ZD103 C232 ZD101 R307 ZD102 ZD100 R306 F100 F101 L119 C119 C118 R106 L109 L114 C117 PAM100 R107 C112 R105 C113 C111 C120 C122 9-22 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
- Page 29 Check 26MHz Clock on Check OSC200 & U202 U106 (H6) Check the assembled Exchange the BT ANTENNA status of the BT ANTENNA Check UCP200, U106 and U102 9-23 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
- Page 30 R108 ≥ 3.0V Check PMU part ② C144, L126 is OK? Resolder C144, L126 (When U106 operate) and check U106 Check signal related to U106 9-24 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
- Page 31 SCL|I2C_CK SDA|I2C_DA TCXO_MODE R116 BT+FM RADIO TP50 0 TP503 TP501 R116 L123 C144 L501 C127 C129 L126 C126 L502 C515 C132 C522 C133 C521 9-25 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
- Page 32 Check OSC100 & C123 U106 (H6) Check the assembled status of the Wi -Fi Exchange the Wi -Fi ANTENNA ANTENNA Check UCP200, U101 and U102 9-26 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
- Page 33 C134 L100 C105 C136 C147 C108 C102 C106 C100 L101 C115 C104 U101 C116 C110 R104 C109 C123 C124 TP102 R100 L127 OSC100 TP101 9-27 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
- Page 34 DA(0:13) / DDQ(0:15) / FADQ(0:15) MEMORY (K522H1HACC) DBA0,DBA1,DCKE,DCLK KEY_ROW(0:2) 2Gb NAND KEY_COL(0:2) NAND_ALE,NAND_CLE, NR DY, NANDCEN 1.8V_MEMORY KEYPAD 1Gb DDRAM OEN,WEN,FWP Y(0:7) HSYNC,VSYNC,M_CLK,P_CLK CAM_RESET,CAM_SDA,CAM_SCL 2.8V_CAM_IO , CAM_CORE_1.8V , CAM_A_2.8V SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
- Page 35 8. PCB Diagrams 8-1. Main Top □ PLAY/PAUSE SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
- Page 36 C119 C118 R106 L109 L114 C117 PAM100 R107 ZD505 C112 R105 ZD504 C113 C111 C120 C122 ZD401 L401 C400 L400 ZD402 ZD503 C523 L102 MIC400 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
- Page 37 1) Separate the LCD and TSP CONNECTORS then disassemble the 2 hook. ※ Caution ※ Caution 1) Be care of scratch and molding damage. 1) Be care of damage to INTENNA 11-1 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
- Page 38 1) Separate the MOTOR/SHIELD CAN BRACKET. /INTENNA/CAMERA/ from the PBA. 2) Unscrew the 2 points. ※ Caution ※ Caution 1) Be care of damage to FPCB. 11-2 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
- Page 39 1) Assemble the SHIELD CAN. ※ Caution ※ Caution Be care of damage to INTENNA PATTERN Be care of damage to PBA. and PBA. 11-3 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
- Page 40 CONNECTOR. ※ Caution ※ Caution Be care of damage to CAMERA CONNECTOR 1) Be care of damage the SIDE KEY/CAMERA KEY FPCB. & FPCB. 11-4 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
- Page 41 ) Be care of damage to F-CPB and LCD. ) Be care of damage to F-CPB. 2) Be care of scratch and molding damage. 2) Be care of scratch and molding damage. 11-5 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
- Page 42 ● Torque : 1.0 ~ 1.2 Kgf·cm ※ Caution ● Torque : 1.0 ~ 1.2 Kgf·cm 1) Be care of scratch and molding damage. 11-6 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...