Samsung GT-B7300B Service Manual Download

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GSM TELEPHONE

GT-B7300B

GSM TELEPHONE

CONTENTS

Safety Precautions

Specification

Product Function

Array course control

Exploded View and Parts List

Main Electrical Parts List

Block Diagrams

PCB Diagrams

Flow Chart of Troubleshooting

10. Reference data

11. Disassembly and Assembly

instructions

Summary of Contents for GT-B7300B

Page 1: ...ty 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 ...

Page 2: ...5 002268 U701 U702 NTJD4001NT1G 0601 001905 LED700 SSC THBTGFR421 0801 003016 U302 NC7SV08L6X 0801 003022 U100 NC7SV04L6X 0801 003200 U304 NC7SZ00L6X 0801 003265 U300 74AUP1G74GM 0801 003271 U800 74AUP2G08GM 0902 002440 UCP800 SC36410A8N A040 1001 001394 U400 NLAS5123MNR2G 1001 001461 U600 NLAST9431 1001 001483 U703 FSUSB31L8X 1001 001580 U601 FSA9480UCX 1003 002047 U605 ISA1000 1003 002185 U301 U...

Page 3: ...5J240CS 2007 001291 R104 RC1005J300CS 2007 001295 R702 R703 RC1005J390CS 2007 001298 R123 R603 R604 RC1005J510CS 2007 001307 R105 R106 R701 RC1005J181CS 2007 001339 R613 RC1005J184CS 2007 003014 R400 TSR16GJ244V 2007 003022 R120 TSR16GJ620V 2007 007107 R423 RC1005F1003CS 2007 007132 R418 RC1005F153CS 2007 007139 R313 R314 R819 R822 MCR01MZP5F4702 2007 007309 R116 MCR01MZP5F1202 2007 007313 R504 RK...

Page 4: ...420 R421 R605 R800 ERJ1GEJ103C 2007 008516 R801 R803 R804 ERJ1GEJ103C 2007 008588 R826 R827 MCR006YZPJ222 2007 008766 R326 ERJ2RKF6041X 2007 008774 R616 R617 R618 ERJ1GEJ2R2C 2007 008798 R829 R830 MCR006YZPJ153 2007 009084 R205 R316 MCR006YZPJ105 2007 009115 R310 RC0603J240CS 2007 009155 R407 R410 MCR006YZPJ474 2007 009157 R413 R818 MCR006YZPF1003 2007 009158 R404 MCR006MZPF1503 2007 009170 R520 M...

Page 5: ...50 C238 GRP1555C1H1R8CZ01E 2203 005053 C218 C219 GRP1555C1H3R9CZ01E 2203 005057 C197 GRP1555C1H8R2CZ01E 2203 005138 C830 04025C182KAT2A 2203 005234 C1131 C237 GRP1555C1H1R2CZ01E 2203 005288 C235 GRP1555C1H1R0BZ01E 2203 005382 C119 GRP1555C1H6R0BZ01E 2203 005395 C121 C122 C137 C1005CG1H4R7BT 2203 005446 C118 GRP1555C1H2R7BZ01E 2203 005450 C1117 C196 GRP1555C1H5R6BZ01E 2203 005682 C110 C114 C166 C30...

Page 6: ...M33X5R104K6 3 2203 006423 C505 C513 C800 C801 GRM33X5R104K6 3 2203 006423 C804 C806 C807 C808 GRM33X5R104K6 3 2203 006423 C809 C810 C811 C812 GRM33X5R104K6 3 2203 006423 C813 C814 C815 C816 GRM33X5R104K6 3 2203 006423 C817 C818 C819 C820 GRM33X5R104K6 3 2203 006423 C821 C827 C828 GRM33X5R104K6 3 2203 006462 C303 GRM033R60J333K 2203 006556 C537 GRM0335C1E470JD01D 2203 006562 C205 C214 C422 C423 CV0...

Page 7: ...ZTQ2 2404 001506 TA500 TCTP1A476M8R D 2703 001178 L116 LL1005 FH3N3S 2703 001723 C112 LL1005 FH33NJ 2703 001733 L118 LL1005 FH8N2J 2703 001747 L108 LL1005 FH4N7S 2703 001748 L109 L125 LL1005 FH5N6S 2703 001752 C1105 LL1005 FH39NJ 2703 001786 C1129 LL1005 FH10NJ 2703 001990 L104 L107 LL1005 FH22NJ 2703 002170 L123 L124 CIH05T6N8JNC 2703 002176 L112 L113 CIH05T2N7SNC 2703 002199 L110 CIH05T12NKNC 27...

Page 8: ...UF100 SAYFP1G95AA0B00 2911 000128 F100 LMSP43QL 771 3003 001138 MIC500 SPU0410LR5H QB 3301 001729 L600 L601 BLM15AG102SN1D 3301 001756 L100 L202 L501 BLM15HG102SN1D 3301 001885 L502 L606 BLM15HD182SN1D 3301 001901 L201 BLM18EG221SN1D 3404 001303 TAC700 TAC701 TAC702 LS12K2 T 3404 001303 TAC703 TAC704 TAC705 LS12K2 T 3705 001503 RFS100 KMS 560 3708 002236 HDC704 FPC FFC PFF12 12A R12BN D3 3709 0015...

Page 9: ...than 3 1V No Change the Battery check ZD714 Yes Check followings C432 is 1 8V C444 is 3 0V C440 is 3 0V No Check the U404 and the related cuircuit Yes No Check the U404 and the related cuircuit Check C437 is 1 2V Yes Check pin 1 of TR400 is H No Check the UCP800 Yes Check C445 C431 is 1 2V No Check the U404 and the related cuircuit Yes Check the U800 and the related cuircuit Check pin 6 of U800 is...

Page 10: ...SAMSUNG Proprietary Contents may change without notice This Document can not be used without Samsung s authorization Flow Chart of Troubleshooting 9 2 ...

Page 11: ...SAMSUNG Proprietary Contents may change without notice This Document can not be used without Samsung s authorization Flow Chart of Troubleshooting 9 3 ...

Page 12: ...oltage is more than 3 5V Change the Battery No Yes Check followings C404 is 2 7V C416 is 1 2V C426 is 1 8V Check the U401 and the related cuircuit No Yes Check the U401 No Yes Check pin 1 of U302 is H Check the U302 and related circuit No Yes Check C420 is 2 6V Yes Check the TP_TCXO_EN is H and C423 is 2 85V Check the U401 and the related cuircuit No Yes Yes Check the initial operation Check the U...

Page 13: ...SAMSUNG Proprietary Contents may change without notice This Document can not be used without Samsung s authorization Flow Chart of Troubleshooting 9 5 ...

Page 14: ...SAMSUNG Proprietary Contents may change without notice This Document can not be used without Samsung s authorization Flow Chart of Troubleshooting 9 6 ...

Page 15: ...hout Samsung s authorization Flow Chart of Troubleshooting 9 7 9 2 Initial Initial Failure Yes AP_nRST_IN High at R417 No Check the circuit related to reset Yes Check CLK XTAL_12MHZ_IN OUT at R815 OK Bad Change UCP301 Good Replace PBA Check the 32bit data signal memory UCP800 Bad Good END ...

Page 16: ...E5 LDO9 E6 IN1 F1 BUCK2 F2 PWRHOLD F3 BUCK3 F4 VCC_COIN F5 SET3 D2 SET2 D3 SET1 D4 AGND1 D5 LDO8 D6 LX1 E1 BUCK1 E2 PWRON E3 LDO7 B6 IN5 C1 SDA C2 SCL C3 LBOB C4 ONO C5 IN6 C6 PGND1 D1 LDO5 A4 REFBP A5 LDO6 A6 LDO2 B1 JIGON B2 SRAD B3 PWREN B4 MR B5 U404 NC 1 NC 2 LDO3 A1 IN4 A2 LDO4 A3 1 2 3 4 5 D400 R417 C446 R423 VAP_SYS_3 0V TP_PS_HOLD PM_SET1 PM_SET2 PM_SET3 AP_nRST_IN PWR_I2C_SCL PWR_I2C_SDA...

Page 17: ...authorization Flow Chart of Troubleshooting 9 9 9 3 Charging Part Yes Resolder or replace U403 Check the circuit related to TA_nCHG signal Check the circuit related to VEXT_FET_5V and U403 Yes No Check the C434 or U403 pin 12 4 2V Yes No Check R415 L Yes No END Abnormal charging part Check the C433 4 3V ...

Page 18: ...SAMSUNG Proprietary Contents may change without notice This Document can not be used without Samsung s authorization Flow Chart of Troubleshooting 9 10 ...

Page 19: ...n Flow Chart of Troubleshooting 9 11 9 4 Sim Part Phone can t access SIM Card Yes C548 C550 3 0V No Check the PMIC U401 Yes After Power ON Check SIM_CLK Signal on pin11 at HDC500 Check the SIM Clock No Yes After SIM card insert HDC500 pin 13 H SIM_RST Resolder HDC500 or replace PBA No Yes Check the SIM Card Yes END ...

Page 20: ...SAMSUNG Proprietary Contents may change without notice This Document can not be used without Samsung s authorization Flow Chart of Troubleshooting 9 12 ...

Page 21: ... Samsung s authorization Flow Chart of Troubleshooting 9 13 9 5 Microphone Part Phone MIC does not work YES Check the signal C521 of U502 Solder C521 L500 again Not OK OK Check all power source related U502 Not OK Resolder or replace U502 OK Is MIC working Replace Mic MIC500 or PBA No Yes END ...

Page 22: ...SAMSUNG Proprietary Contents may change without notice This Document can not be used without Samsung s authorization Flow Chart of Troubleshooting 9 14 ...

Page 23: ...SAMSUNG Proprietary Contents may change without notice This Document can not be used without Samsung s authorization Flow Chart of Troubleshooting 9 15 ...

Page 24: ...art Melody Speaker does not work Yes No Replace the Speaker Module Check the connection of HDC500 Yes Check the signal at C507 C508 of U501 Check all power source related U502 and resolder or replace U502 No Check the signal at C500 C546 C540 of HDC500 Yes Check all power source related U501 and resolder or replace U501 No Yes Does it work Change the PBA No Yes END ...

Page 25: ...SAMSUNG Proprietary Contents may change without notice This Document can not be used without Samsung s authorization Flow Chart of Troubleshooting 9 17 ...

Page 26: ...SAMSUNG Proprietary Contents may change without notice This Document can not be used without Samsung s authorization Flow Chart of Troubleshooting 9 18 ...

Page 27: ...thorization Flow Chart of Troubleshooting 9 19 9 7 Receiver Part Receiver does not work Yes No Replace the Speaker Module Check the connection of HDC500 Yes Check the signal at C541 C543 of HDC500 Check all power source related U502 and resolder or replace U502 No Does it work Yes No Change the PBA Yes END ...

Page 28: ... CSN CAD0 J6 G9 SDTI H1 SDTO H2 PDN H3 MCKI H4 CCLK SCL H6 CDTI SDA SYNCB F1 SDTOB F2 SDTIB G1 SDTOA C9 B6 ROUT1 RCN B7 LOUT2 B9 MUTET C8 ROUT2 A7 TEST A9 MPWR B1 RIN1 IN1 B2 RIN2 IN2 B3 RIN4 IN3 B4 LIN4 IN4 B5 LOUT3 LOP MDT A1 LIN1 IN1 A2 LIN2 IN2 A3 LIN3 IN3 A4 RIN4 IN4 A5 LOUT1 RCP KEY_MIC_N SUB_MIC_N MAIN_MIC_P RCV_P SUB_MIC_P CODEC_OUT_R FM_SDA FM_SCL BT_PCM_CLK CODEC_OUT_L RCV_N MSM_SPK_P MS...

Page 29: ...SAMSUNG Proprietary Contents may change without notice This Document can not be used without Samsung s authorization Flow Chart of Troubleshooting 9 21 ...

Page 30: ...be used without Samsung s authorization Flow Chart of Troubleshooting 9 22 9 8 Key Data Input Yes No Replace the PBA When one of the keys is pushed KEY_IO signal is OK Check Initial Operation Yes Yes No END Check the Key FPCB When one of the keys is pushed is it displayed on LCD ...

Page 31: ...SAMSUNG Proprietary Contents may change without notice This Document can not be used without Samsung s authorization Flow Chart of Troubleshooting 9 23 ...

Page 32: ...ow Chart of Troubleshooting 9 24 9 9 Back Light for Color Main LCD Back light does not work Yes Set LCD Contrast on high level Is LCD Contrast set on high level in the Menu No Yes No Check the U404 or replace U404 HDC701 pin 28 30 3 0V pin 22 1 8V Yes HDC701 pin 2 18V No Check the U607 Yes Replace the LCD Module Yes END ...

Page 33: ...SAMSUNG Proprietary Contents may change without notice This Document can not be used without Samsung s authorization Flow Chart of Troubleshooting 9 25 ...

Page 34: ...SAMSUNG Proprietary Contents may change without notice This Document can not be used without Samsung s authorization Flow Chart of Troubleshooting 9 26 ...

Page 35: ...ERA Does lt looking good Camera function does not work Yes Check the Camera connector Reconnect the camera module No HCD702 pin 4 6 10 2 8V pin 8 1 8V Yes No Check HDC702 U604 U606 Yes Check F706 HDC702 No Check CAM_MCLK CAM_PCLK Working Yes Check UCP800 No Check pin 14 16 18 20 Working properly Yes Check F704 F705 Yes Is there another problem Yes Replace the camera module END ...

Page 36: ...SAMSUNG Proprietary Contents may change without notice This Document can not be used without Samsung s authorization Flow Chart of Troubleshooting 9 28 ...

Page 37: ...SAMSUNG Proprietary Contents may change without notice This Document can not be used without Samsung s authorization Flow Chart of Troubleshooting 9 29 ...

Page 38: ... Camera function does not work Yes Check the Camera connector No Reconnect the camera module Yes HDC703 pin 14 15 2 8V pin 16 1 8V Check HDC703 U604 U606 No Yes Check CAM_MCLK CAM_PCLK Working Check F706 U703 HDC703 No Yes Check pin 10 11 13 18 Working properly No Check UCP800 Yes Does lt looking good Check F704 F705 Yes Is there another problem Yes Replace the camera module END ...

Page 39: ...SAMSUNG Proprietary Contents may change without notice This Document can not be used without Samsung s authorization Flow Chart of Troubleshooting 9 31 ...

Page 40: ...SAMSUNG Proprietary Contents may change without notice This Document can not be used without Samsung s authorization Flow Chart of Troubleshooting 9 32 ...

Page 41: ...t 190 CH Amp 50dBm F100 Pin 2 65dBm Yes Resolder RFS100 C110 No Yes Check ANT Switch control circuit Check F100 pin3 L pin4 H pin5 H F100 Pin12 13 68dBm No No Resolder F100 Yes Yes U101 pin 50 70dBm pin 51 70dBm Resolder or change L102 L103 C116 No Yes Check all voltage sources of U101 Is it OK No No U101 pin 1 3 23 1V Check Resolder CP PMIC U401 Resolder U101 Yes Yes Check UCP300 END ...

Page 42: ...SAMSUNG Proprietary Contents may change without notice This Document can not be used without Samsung s authorization Flow Chart of Troubleshooting 9 34 ...

Page 43: ...l voltage sources of U101 Is it OK Resolder or Change PAM100 Yes F100 Pin2 20dBm Resolder RFS100 C110 Check F100 pin3 H pin4 L pin5 L pin6 L F100 pin11 20 dBm PAM100 pin9 20 dBm 1 5dBm PAM100 pin8 5 5dBm Change or Resolder F100 Check ANT Switch control circuit Resolder L106 C119 L126 or Change PAM100 U101 pin 1 3 23 1V Yes Check PAM100 and VBAT pin4 OK Check VBAT or PAM control signal Yes Yes Yes ...

Page 44: ...SAMSUNG Proprietary Contents may change without notice This Document can not be used without Samsung s authorization Flow Chart of Troubleshooting 9 36 ...

Page 45: ...2 CH Amp 50dBm F100 Pin 2 65dBm Yes Resolder RFS100 C110 No Yes Check ANT Switch control circuit Check F100 pin3 L pin4 L pin5 H pin6 L F100 Pin14 15 68dBm No No Resolder F100 Yes Yes U101 pin 48 70dBm pin 49 70dBm Resolder or change L104 L107 L105 No Yes Check all voltage sources of U101 Is it OK No No U101 pin 1 3 23 1V Check Resolder CP PMIC U401 Resolder U101 Yes Yes Check UCP300 END ...

Page 46: ...SAMSUNG Proprietary Contents may change without notice This Document can not be used without Samsung s authorization Flow Chart of Troubleshooting 9 38 ...

Page 47: ...l voltage sources of U101 Is it OK Resolder or Change PAM100 Yes F100 Pin2 20dBm Resolder RFS100 C110 Check F100 pin3 H pin4 L pin5 L pin6 L F100 pin11 20 dBm PAM100 pin9 20 dBm 1 5dBm PAM100 pin8 5 5dBm Change or Resolder F100 Check ANT Switch control circuit Resolder L106 C119 L126 or Change PAM100 U101 pin 1 3 23 1V Yes Check PAM100 and VBAT pin4 OK Check VBAT or PAM control signal Yes Yes Yes ...

Page 48: ...SAMSUNG Proprietary Contents may change without notice This Document can not be used without Samsung s authorization Flow Chart of Troubleshooting 9 40 ...

Page 49: ...85 CH Amp 50dBm F100 Pin 2 65dBm Yes Resolder RFS100 C110 No Yes Check ANT Switch control circuit Check F100 pin3 L pin4 L pin5 L pin6 L F100 Pin16 17 68dBm No No Resolder F100 Yes Yes U101 pin 46 70dBm pin 47 70dBm Resolder or change C121 C122 L108 No Yes Check all voltage sources of U101 Is it OK No No U101 pin 1 3 23 1V Check Resolder CP PMIC U401 Resolder U101 Yes Yes Check UCP300 END ...

Page 50: ...SAMSUNG Proprietary Contents may change without notice This Document can not be used without Samsung s authorization Flow Chart of Troubleshooting 9 42 ...

Page 51: ...ll voltage sources of U101 Is it OK Resolder or Change PAM100 Yes F100 Pin2 20dBm Resolder RFS100 C110 Check F100 pin3 H pin4 H pin5 L pin6 L F100 pin9 20 dBm PAM100 pin11 20 dBm 1 5dBm PAM100 pin1 5 5dBm Change or Resolder F100 Check ANT Switch control circuit Resolder L109 C123 C124 or Change PAM100 U101 pin 1 3 23 1V Yes Check PAM100 and VBAT pin4 OK Check VBAT or PAM control signal Yes Yes Yes...

Page 52: ...SAMSUNG Proprietary Contents may change without notice This Document can not be used without Samsung s authorization Flow Chart of Troubleshooting 9 44 ...

Page 53: ...61 CH Amp 50dBm F100 Pin 2 65dBm Yes Resolder RFS100 C110 No Yes Check ANT Switch control circuit Check F100 pin3 L pin4 H pin5 L pin6 L F100 Pin18 19 68dBm No No Resolder F100 Yes Yes U101 pin 44 70dBm pin 45 70dBm Resolder or change L123 L124 L110 No Yes Check all voltage sources of U101 Is it OK No No U101 pin 1 3 23 1V Check Resolder CP PMIC U401 Resolder U101 Yes Yes Check UCP300 END ...

Page 54: ...SAMSUNG Proprietary Contents may change without notice This Document can not be used without Samsung s authorization Flow Chart of Troubleshooting 9 46 ...

Page 55: ...ll voltage sources of U101 Is it OK Resolder or Change PAM100 Yes F100 Pin2 20dBm Resolder RFS100 C110 Check F100 pin3 H pin4 H pin5 L pin6 L F100 pin9 20 dBm PAM100 pin11 20 dBm 1 5dBm PAM100 pin1 5 5dBm Change or Resolder F100 Check ANT Switch control circuit Resolder L109 C123 C124 or Change PAM100 U101 pin 1 3 23 1V Yes Check PAM100 and VBAT pin4 OK Check VBAT or PAM control signal Yes Yes Yes...

Page 56: ...SAMSUNG Proprietary Contents may change without notice This Document can not be used without Samsung s authorization Flow Chart of Troubleshooting 9 48 ...

Page 57: ...50 Receiver If you check the tx chain Check the not only RF Device but also resistor inductor and capacitor Yes No Replace DUF102 Check C1119 59 dBm Check RFS100 or F100 the method like GSM Resolder U101 or Change Check Antenna Contact No No Yes Yes Yes Normal Condition Catch the channel Check C1107 56 dBm The End Continous Rx ON RF Input 4408 CH Amplitude 50dBm ...

Page 58: ...SAMSUNG Proprietary Contents may change without notice This Document can not be used without Samsung s authorization Flow Chart of Troubleshooting 9 50 ...

Page 59: ...ter If you check the tx chain Check the not only RF Device but also resistor inductor and capacitor Yes Yes Yes Replace DUF102 Replace F103 No No Check C110 23 dBm Check C1106 24 dBm No Check C1117 26 dBm Replace PAM103 Check RFS100 or F100 the method like GSM Check the U101 No No Yes Yes Yes Check C196 8 dBm Check C197 5 dBm The End Tx ON Battery Voltage 3 8V AGC for 23dBm ...

Page 60: ...SAMSUNG Proprietary Contents may change without notice This Document can not be used without Samsung s authorization Flow Chart of Troubleshooting 9 52 ...

Page 61: ...2100 Receiver If you check the tx chain Check the not only RF Device but also resistor inductor and capacitor Continous Rx ON RF Input 10700CH Amplitude 50dBm Yes No Replace DUF100 Check C138 59 dBm Check RFS100 or F100 the method like GSM Resolder U101 or Change Check Antenna Contact No No Yes Yes Yes Normal Condition Catch the channel Check C131 56 dBm The End ...

Page 62: ...SAMSUNG Proprietary Contents may change without notice This Document can not be used without Samsung s authorization Flow Chart of Troubleshooting 9 54 ...

Page 63: ...tter If you check the tx chain Check the not only RF Device but also resistor inductor and capacitor Yes Check the U101 No Yes Yes Yes Check C133 8 dBm Replace DUF100 Replace F101 No No Check C110 23 dBm Check C131 24 dBm No Check L137 26 dBm Replace PAM101 Check RFS100 or F100 the method like GSM No Yes Yes Check C194 5 dBm The End Tx ON Battery Voltage 3 8V AGC for 23dBm ...

Page 64: ...SAMSUNG Proprietary Contents may change without notice This Document can not be used without Samsung s authorization Flow Chart of Troubleshooting 9 56 ...

Page 65: ...9 23 FM Radio Part Check from C234 to u USB Pin 5 Is it OK Replace ZD604 L602 U226922 END FM Radio does not work Yes No Check the Battery and near circuit Insert the Earphone Check the U201 Pin 14 10 Is it good Battery Voltage Check the connection with the Earphone Is it good Check the C527 C522 Is there signal Replace the U201 Yes Yes Yes Yes No No No ...

Page 66: ...SAMSUNG Proprietary Contents may change without notice This Document can not be used without Samsung s authorization Flow Chart of Troubleshooting 9 58 ...

Page 67: ...SAMSUNG Proprietary Contents may change without notice This Document can not be used without Samsung s authorization Flow Chart of Troubleshooting 9 59 ...

Page 68: ...rt of Troubleshooting 9 60 9 24 GPS Part Check the U200 Pin 5 Is there signal Check the U101 END GPS does not work Yes No Check the U401 PMIC Check the UCP300 U200 Pin 6 2 7V Check the U200 Pin 4 Is there signal Check the U200 Pin 1 Is there signal Replace the C215 Check the C215 No Yes Yes Yes No No Yes Check the U200 Yes No ...

Page 69: ...SAMSUNG Proprietary Contents may change without notice This Document can not be used without Samsung s authorization Flow Chart of Troubleshooting 9 61 ...

Page 70: ...ooting 9 62 9 25 BLUETOOTH Operate Bluetooth Yes No Can Bluetooth be ON Yes Resolder ANT201 C237 C238 abnormal Check ANT201 C237 C238 normal Replace Antenna abnormal normal The End Resolder MOD200 or Change Check the Antenna on Rear Check WLAN is ON No Yes while trying BLUETOOTH on C219 26MHz Yes NO Resolder OSC201 and Neighboring Circuits ...

Page 71: ...SAMSUNG Proprietary Contents may change without notice This Document can not be used without Samsung s authorization Flow Chart of Troubleshooting 9 63 ...

Page 72: ...SAMSUNG Proprietary Contents may change without notice This Document can not be used without Samsung s authorization Flow Chart of Troubleshooting 9 64 ...

Page 73: ...art of Troubleshooting 9 65 9 26 WLAN Operate WLAN Yes No Can WLAN be ON Yes Resolder ANT201 C237 C238 Replace Antenna Check ANT201 C237 C238 and WLAN Antenna on Rear abnormal normal The End Resolder MOD200 or Change Check Bluetooth is ON No Yes while trying WLAN on C206 26MHz Yes NO Resolder OSC200 and Neighboring Circuits ...

Page 74: ...SAMSUNG Proprietary Contents may change without notice This Document can not be used without Samsung s authorization Flow Chart of Troubleshooting 9 66 ...

Page 75: ...SAMSUNG Proprietary Contents may change without notice This Document can not be used without Samsung s authorization Flow Chart of Troubleshooting 9 67 ...

Page 76: ...SAMSUNG Proprietary Contents may change without notice 7 Block Diagrams 7 1 This Document can not be used without Samsung s authorization 7 1 RF Solution Block Diagram ...

Page 77: ...SAMSUNG Proprietary Contents may change without notice 8 PCB Diagrams 8 1 This Document can not be used without Samsung s authorization Top 3722 002919 HY07 AB0750 IFC600 ...

Page 78: ...SAMSUNG Proprietary Contents may change without notice PCB Diagrams 8 2 This Document can not be used without Samsung s authorization Bottom ...

Page 79: ...areful 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 11 1 Disassembly Remove screw at 7 points 1 2 3 Remove screw at 1 points Disassemble the top of the front 2point 4 Disjoint the Rear case from the lower part of the SET ...

Page 80: ...ul not to make damage to LCD Connect 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 make damage to connect 8 disassembled and sim card VGA MEGA connect SPK module 7 Disassembled TSP Window and front cover 3 5 Disassemble LCD Bracket and front cover 1 Disassemble Touch ke...

Page 81: ...BLE SHIELD CAN 1 HOOK OUTSIDE SPEAKER ENCLOSURE HOOKER 2 CONNECT SPEAKER ENCLOSURE CONNECTOR 1 2 1 SIM SOCKET ENCLOSURE CONNECTOR 2 INSERT CAMERA MODULE 3 CONNECT CAMERA CONNECTOR 1 SIM SOCKET ENCLOSURE CONNECTOR 2 INSERT CAMERA MODULE 3 CONNECT CAMERA CONNECTOR 3 1 ATTACH LCD TO FRONT CASE 2 CONNECT TSP FPCB 3 ASSEMBLE KEY PAD 1 ATTACH LCD TO FRONT CASE 2 CONNECT TSP FPCB 3 ASSEMBLE KEY PAD 4 ...

Page 82: ...DO NOT DAMAGE RF SWITCH AND MIC 1 INSERT MAIN CONNECTOR FPCB TO BRACKET HOLE 2 ASSEMBLE LCD BRACKET AND PUSH BOTH HOOKS 1 INSERT MAIN CONNECTOR FPCB TO BRACKET HOLE 2 ASSEMBLE LCD BRACKET AND PUSH BOTH HOOKS 5 1 CONNECT KEY FPCB AND MAIN CONNECTOR 2 ASSEMBLE PBA TO FRONT ASS Y 6 1 DRIVE SCREWS AT 1 POINT 7 1 ASSEMBLE REAR CASE FROM BOTTOM TOP SIDE BOTTOM 8 5 1 CONNECT KEY FPCB AND MAIN CONNECTOR 2...

Page 83: ...DAMAGE GASKET Screw Size 1 4x5 SEC code 6001 002260 Screw Torque 1 1 0 1 Kgf cm 1 DO NOT DAMAGE RF SWITCH AND MIC 5 6 1 INSERT MAIN CONNECTOR FPCB TO BRACKET HOLE 2 ASSEMBLE LCD BRACKET AND PUSH BOTH HOOKS 1 ASSEMBLE REAR CASE FROM BOTTOM TOP SIDE BOTTOM 7 8 1 CONNECT KEY FPCB AND MAIN CONNECTOR 2 ASSEMBLE PBA TO FRONT ASS Y 1 DRIVE SCREWS AT 1 POINT 1 2 3 4 5 ...

Page 84: ...hout notice Exploded View and Parts List 11 6 This Document can not be used without Samsung s authorization Screw Size 1 4x5 SEC code 6001 002260 Screw Torque 1 1 0 1 Kgf cm 1 DRIVE SCREWS AT 7 POINT 1 DRIVE SCREWS AT 7 POINT 9 9 5 2 4 1 3 6 8 7 ...

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