Samsung SGH-E370 Service Manual Download

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GSM TELEPHONE

SGH-E370

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 SGH-E370

Page 1: ...y 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: ...fication 2 1 2 2 GSM Tx Power Class 2 2 3 Product Function 4 Array course control 4 1 Software Adjustments 4 1 4 2 Software Downloading 4 2 5 Exploded View and Parts List 5 1 Cellular phone Exploded View 5 1 5 2 Cellular phone Parts list 5 2 6 MAIN Electrical Parts List 7 Block Diagrams 8 PCB Diagrams 8 1 Main PCB Diagrams 8 1 8 2 Sub PCB Diagrams 8 3 ...

Page 3: ...ver Part 9 14 9 9 Back Light for Color Main LCD 9 15 9 10 Key Back Light 9 17 9 11 Camera Part 9 18 9 12 GSM Receiver 9 20 9 13 GSM Transmitter 9 21 9 14 DCS Receiver 9 22 9 15 DCS Transmitter 9 23 9 16 PCS Receiver 9 24 9 17 PCS Transmitter 9 25 10 Reference data 11 Disassembly and Assembly Instructions 11 1 Disassemby 11 1 11 2 Assembly 11 3 11 3 FPCB KIT Assembly 11 5 11 4 LCD KIT Assembly 11 8...

Page 4: ...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 5: ...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 6: ...spacing 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 7: ... 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 4dBm 12 6 4 dBm 13 4 4 dBm 14 2 5 dBm 15 0 5 dBm TX Power control level PCS1800 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 4dBm 12 6 4 dBm 13 4 4 dBm 14 2 5 dBm 15 0 ...

Page 8: ...an not be used without Samsung s authorization Main Function 1 3 Megapixel Camera with Flash 65536 Color TFT Screen 128 160 Video Recording Messaging Music Player MP3 AAC AAC Bluetooth Woreless Technology Multimedia Message Service MMS E mail Voice recorder Java WAP2 0 Tri band 900 1800 1900MHz ...

Page 9: ...SAMSUNG Proprietary Contents may change without notice Product Function 3 2 This Document can not be used without Samsung s authorization ...

Page 10: ... may change without notice 4 Array course control 4 1 This Document can not be used without Samsung s authorization 4 1 Software Downloading Power Supply Cable Serial Cable CSA LL64151 A Test Cable GH39 00337C Test Jig GH80 03306A ...

Page 11: ...ogram OneNAND_Downloder_1 8 exe E370 Mobile Phone Data Cable Binary file TFS file 4 2 2 S W Downloader Program Load the binary download program by executing the OneNAND_Downloder_1 8 exe 1 Select the connected serial port and the rate of speed 2 Select the check box the mode you want to download if the binary file wanted check only BIN if the tfs file wanted check only TFS if all the files wanted ...

Page 12: ...SAMSUNG Proprietary Contents may change without notice Array course control 4 3 This Document can not be used without Samsung s authorization 3 Select the file s what you want to download ...

Page 13: ...SAMSUNG Proprietary Contents may change without notice Array course control 4 4 This Document can not be used without Samsung s authorization ...

Page 14: ...s Document can not be used without Samsung s authorization QMW02 QFU01 QCA01 QKP02 QAR01 QLC01 QME02 QCR57 QPC01 QFL01 QSC08 QSC07 QHI01 QFR01 QCR58 QCR12 QKP01 QME01 QMI01 QMI03 QCK01 QIF01 QCR05 QBA01 QRF03 QCA02 QMP01 QCR05 QVK01 QME10 QRE01 QVO01 QRF01 QMP02 5 1 Cellular phone Exploded View ...

Page 15: ...AIN METAL DOME GH59 02842A QME02 UNIT SUB METAL DOME GH59 02843A QME10 UNIT MFA INTENNA MODULE GH59 03138A QMI01 MICROPHONE ASSY GH30 00269A QMP01 PBA MAIN SGH E370 GH92 02638A QMP02 PBA MAIN SGH E370 SUB GH92 02654A QMW02 PCT MAIN WINDOW T_MOBILE GH72 30863A QPC01 MEA SLIDE FPCB KIT GH97 05868A QRF01 MPR SHEET COVER RF GH74 23036A QSC07 MPR SHEET LOWER SCREW CAP L GH74 23028A QSC08 MPR SHEET LOWE...

Page 16: ... UNIT DTM GH69 03671H MPR VINYL BOHO LCD WIN GH74 20869A MPR VINYL BOHO M WIN INSIDE GH74 23016A MPR VINYL BOHO MAIN WINDOW LIS GH74 23030A MPR TAPE MAIN FPCB GH74 23674A MPR TAPE MAIN DOME EMI GH74 23675A MPR TAPE MAIN FPCB SHORT GH74 23676A MPR TAPE MAIN FPCB EMI 2 GH74 23677A MPR TAPE SUB FPCB GH74 23679A MPR TAPE LCD FPCB GH74 23680A MPR TAPE SUB FPCB SHORT GH74 23681A MPR TAPE LCD PBA SHORT G...

Page 17: ...SAMSUNG Proprietary Contents may change without notice Exploded view and Part List 5 4 This Document can not be used without Samsung s authorization ...

Page 18: ...114 C CER CHIP 2203 000233 SA C114 C CER CHIP 2203 006324 SA C115 C CER CHIP 2203 000643 SA C115 C CER CHIP 2203 006324 SA C116 C CER CHIP 2203 000386 SA C116 C CER CHIP 2203 006324 SA C117 C CER CHIP 2203 000189 SA C117 C CER CHIP 2203 000386 SA C118 C CER CHIP 2203 000386 SA C119 C CER CHIP 2203 000233 SA C121 C CER CHIP 2203 006562 SA C123 C CER CHIP 2203 000233 SA C124 C CER CHIP 2203 001385 S...

Page 19: ...R CHIP 2203 005482 SA C308 C CER CHIP 2203 006399 SA C309 C CER CHIP 2203 000679 SA C310 C CER CHIP 2203 005482 SA C311 C CER CHIP 2203 005482 SA C312 C CER CHIP 2203 006208 SA C313 C CER CHIP 2203 005512 SA C314 C CER CHIP 2203 000940 SA C315 C CER CHIP 2203 005480 SA C317 C CER CHIP 2203 000438 SA C318 C CER CHIP 2203 006257 SA C319 C CER CHIP 2203 000233 SA C320 C CER CHIP 2203 005482 SA C321 C...

Page 20: ...R CHIP 2203 000628 SA C611 C CER CHIP 2203 005482 SA C612 C CER CHIP 2203 000278 SA C614 C CER CHIP 2203 005482 SA C615 C CER CHIP 2203 006190 SA C616 C CER CHIP 2203 000278 SA C617 C CER CHIP 2203 000438 SA C618 C CER CHIP 2203 005482 SA C619 C CER CHIP 2203 000278 SA C621 C CER CHIP 2203 005056 SA C622 C CER CHIP 2203 000278 SA C623 C CER CHIP 2203 000254 SA C624 C CER CHIP 2203 006137 SA C625 C...

Page 21: ... ESD 2901 001319 SA F703 FILTER EMI ESD 2901 001319 SA F704 FILTER EMI ESD 2901 001353 SA F705 FILTER EMI ESD 2901 001353 SA F706 FILTER EMI ESD 2901 001353 SA IFC500 CONNECTOR INTERFACE 3710 001611 SA L100 INDUCTOR SMD 2703 002368 SA L100 INDUCTOR SMD 2703 002824 SA L102 INDUCTOR SMD 2703 002314 SA L103 INDUCTOR SMD 2703 001722 SA L104 INDUCTOR SMD 2703 002369 SA L105 INDUCTOR SMD 2703 002205 SA ...

Page 22: ...MP 1201 002254 SA R100 R CHIP 2007 000162 SA R101 R CHIP 2007 000171 SA R102 R CHIP 2007 000137 SA R103 R CHIP 2007 000172 SA R104 R CHIP 2007 000172 SA R105 R CHIP 2007 000171 SA R105 R CHIP 2007 007009 SA R106 R CHIP 2007 000148 SA R106 R CHIP 2007 007009 SA R107 R CHIP 2007 000173 SA R107 R CHIP 2007 000566 SA R108 R CHIP 2007 000172 SA R108 R CHIP 2007 000173 SA R109 R CHIP 2007 000566 SA R110...

Page 23: ...P 2007 007101 SA R305 R CHIP 2007 000151 SA R306 R CHIP 2007 000162 SA R307 R CHIP 2007 000141 SA R308 R CHIP 2007 000141 SA R309 R CHIP 2007 000148 SA R310 R CHIP 2007 000162 SA R313 R CHIP 2007 000171 SA R314 R CHIP 2007 007014 SA R315 R CHIP 2007 001303 SA R316 R CHIP 2007 007014 SA R317 R CHIP 2007 001303 SA R401 R CHIP 2007 007100 SA R405 R CHIP 2007 000162 SA R408 R CHIP 2007 001316 SA R500 ...

Page 24: ...R708 R CHIP 2007 007009 SA R709 R CHIP 2007 000162 SA R710 R CHIP 2007 000162 SA R711 R CHIP 2007 000162 SA R712 R CHIP 2007 007013 SA RFS100 CONNECTOR COAXIAL 3705 001358 SA SIM400 CONNECTOR CARD EDGE 3709 001355 SA SLC100 CONNECTOR FPC FFC PIC 3708 002170 SA SLC101 CONNECTOR FPC FFC PIC 3708 002162 SA SLC102 CONNECTOR FPC FFC PIC 3708 002222 SA SLC700 CONNECTOR FPC FFC PIC 3708 002170 SA TA122 C...

Page 25: ... 0801 002970 SA U702 IC HALL EFFECT S W 1009 001020 SA U703 IC POSI FIXED REG 1203 003432 SA UCP201 IC COMM CONTROLLER 1205 002670 SA UME300 IC MCP 1108 000018 SA VR100 VARISTOR 1405 001082 SA VR101 VARISTOR 1405 001082 SA VR101 VARISTOR 1405 001082 SA VR102 VARISTOR 1405 001128 SA VR103 VARISTOR 1405 001128 SA VR104 VARISTOR 1405 001128 SA VR105 VARISTOR 1405 001128 SA VR106 VARISTOR 1405 001128 ...

Page 26: ...SAMSUNG Proprietary Contents may change without notice This Document can not be used without Samsung s authorization 7 Block Diagrams 7 1 7 1 RF Solution Block Diagram ...

Page 27: ...perature AFC RAMP Charging Circuit Li Ion Battery Slim Standard PCF5213EL1 MFA SPK VIB Bluetooth MEMORY 256Mb NOR 512Mb NAND 256Mb RAM RTC_CLOCK 32 768KHz KEY_BOARD RECEIVER MIC LCD RF INTERFACE D3VDD AVDD VINT PMU D2VDD Serial Data Interface I O Interface A D Interface BB INTERFACE Melody IC 40 POLY IOVDD VDD_RX_TX VCC_SYN MIC_BIAS CPVDD D1VDD SIMEN GPO VCHG VSAVE SIM CARD MV3020SAQ Camera 1 3M S...

Page 28: ...8 PCB Diagrams 8 1 8 1 Main PCB Diagram Top ...

Page 29: ...PCB Diagrams 8 2 Bottom ...

Page 30: ...PCB Diagrams 8 3 8 2 Sub PCB Diagram Top ...

Page 31: ...PCB Diagrams 8 4 Bottom ...

Page 32: ...ck the clock generation circuit related to U101 Check for the clock at C319 26MHz Yes No Check the VDD_GSM_CORE circuit C401 VDD_GSM_CORE 1 9V Yes No Check the related circuit TA425 VDD_IO_LOW C424 VDD_IO_HIGH H Yes No Resolder OSC400 Check the Clock at R401 32KHZ Yes No Check the PMU related to VINT C408 VINT 2 7V Yes No END Change the Battery Power On does not work Check the Battery Voltage is m...

Page 33: ...SAMSUNG Proprietary Contents may change without notice This Document can not be used without Samsung s authorization Flow Chart of Troubleshooting 9 2 ...

Page 34: ...rt of Troubleshooting This Document can not be used without Samsung s authorization 9 3 9 2 Initial U200 pin 2 RSTON H Initial Failure Check the circuit related to reset END No Yes Is U302 pin 4 OK Yes Yes No Check the U302 Check the 16bit data signal memory CE Yes ...

Page 35: ...SAMSUNG Proprietary Contents may change without notice This Document can not be used without Samsung s authorization Flow Chart of Troubleshooting 9 4 ...

Page 36: ...elated to AUX_ON signal Resolder or replace U503 Check the circuit related to V_EXT_CHARGE Yes No Check the U500 pin 10 4 2V Yes No U500 pin 3 L Yes No U500 pin 5 L Yes No END Abnormal charging part Check the U500 pin 1 4 9V Yes Resolder or replace U503 Check the circuit related to AUX_ON signal Resolder or replace U503 Check the circuit related to V_EXT_CHARGE Yes No Yes No Yes No Yes No END Abno...

Page 37: ...SAMSUNG Proprietary Contents may change without notice This Document can not be used without Samsung s authorization Flow Chart of Troubleshooting 9 6 ...

Page 38: ...d without Samsung s authorization 9 7 9 4 Sim Part SIM400 pin 1 5 H Phone can t access SIM Card Check the sim charge pump Check the SIM Card END No Yes Yes Yes No Check the Clock After Power ON Check SIMCLK Signal on pin3 of SIM400 in a few second Yes No Replace PBA After SIM card insert SIM400 pin 2 H SIM_RST Yes ...

Page 39: ...SAMSUNG Proprietary Contents may change without notice This Document can not be used without Samsung s authorization Flow Chart of Troubleshooting 9 8 ...

Page 40: ...s Document can not be used without Samsung s authorization 9 9 9 5 Microphone Part Check the connection from MIC Check the circuit from UCP201 to MIC Resolder MIC Resolder the C605 C611 R602 R604 R605 U600 END No Yes Yes Yes Yes No Check the MIC No Replace the MIC Microphone does not work ...

Page 41: ...SAMSUNG Proprietary Contents may change without notice This Document can not be used without Samsung s authorization Flow Chart of Troubleshooting 9 10 ...

Page 42: ...uthorization 9 11 9 6 Speaker Part Melody U304 pin 6 2 9V Speaker does not work Check the Clock signal at Pin 4 of U304 26MHz Check the clock generation circuit related to U301 and U303 No Yes No Resolder or replace U304 Yes U301 pin 17 18 1 8V When U301 operate Resolder U301 No Yes END Yes Is Speaker working Change the Speaker No Yes ...

Page 43: ...SAMSUNG Proprietary Contents may change without notice This Document can not be used without Samsung s authorization Flow Chart of Troubleshooting 9 12 ...

Page 44: ...ed is it displayed on LCD Check the Dome sheet Key Pad END No Yes Yes Check Initial Operation When one of the keys is pushed KBIO signal is OK Replace the PBA No Yes KEY_MAP 2 2 DIGIT1 1 DIGIT3 1 12 DIGIT6 12 DIGIT8 12 DIGIT7 DIGIT2 12 STAR1 12 2 DIGIT9 1 12 DIGIT5 DIGIT4 12 12 DIGIT10 12 SHARP1 KEY_COL 2 KEY_COL 1 KEY_COL 0 KEY_ROW 1 KEY_ROW 2 KEY_ROW 0 KEY_COL 4 KEY_COL 3 KEY_COL 0 4 KEY_ROW 0 2...

Page 45: ...ce This Document can not be used without Samsung s authorization Flow Chart of Troubleshooting 9 14 9 8 Receiver Part Is Receiver working Resolder UCP201 or change PBA END No Yes Yes Receiver does not work No Replace the Receiver Yes Is Receiver working ...

Page 46: ...tion 9 15 9 9 Back Light for Color Main LCD Is LCD Contrast set on high level in the Menu Set LCD Contrast on high level END No Yes Yes Backlight does not work U100 SUB PCB PIN 3 H Check the inserting condition of slide FPCB Resolder UCP201 or change PBA No Yes U100 PIN 1 7V Check the U100 the related circuit No Yes Yes Replace the LCD Module ...

Page 47: ...SAMSUNG Proprietary Contents may change without notice This Document can not be used without Samsung s authorization Flow Chart of Troubleshooting 9 16 ...

Page 48: ...y change without notice Flow Chart of Troubleshooting This Document can not be used without Samsung s authorization 9 17 9 10 Key Back Light U700 pin1 H Check the UCP201 related to KEY_LED_ON END No Yes Yes Main Key LED does not work ...

Page 49: ...ng 9 18 9 11 Camera part Camera function does not work Yes No Reconnect the camera module Check the Camera connector on SUB PCB board Yes SLC700 pin 41 H No Check the inserting condition of slide FPCB Reconnect SLC700 Yes C319 26MHz No Check U304 pin2 pin4 related to 26Mhz and R317 Yes Is there another problem END Replace the camera module Yes ...

Page 50: ...SAMSUNG Proprietary Contents may change without notice Flow Chart of Troubleshooting This Document can not be used without Samsung s authorization 9 19 ...

Page 51: ...nput CH center freq 67 7kHz Amp 50dBm Yes F100 Pin8 65dBm No Resolder RFS100 C101 Yes Check ANT Switch control circuit F100 5 6 68dBm Check F100 pin10 pin12 L No No Yes Yes Resolder F100 No Resolder C104 C108 L103 U101 pin 29 70dBm pin 30 70dBm Yes No U101 pin 23 26 31 2 8V U101 pin 7 8 9 10 1V No Check Resolder U101 R125 RF26MHz RF PSU Part Yes Yes Resolder U101 Check UCP201 END ...

Page 52: ...o No No Yes Yes Yes Yes Yes Yes Yes Yes Check Resolder RFLO signal RF13MHz RF PSU Part Check VBAT or PAM control signal Resolder or Change F101 Check F101 OK Yes U101 pin 7 8 9 10 1V Resolder R110 R111 R112 Resolder or Change PAM100 Check ANT Switch control circuit Change or Resolder L107 C125 C124 PAM100 pin12 11dBm PAM100 pin 38 15dB PAM100 pin16 18dBm F100 pin11 18dBm Check F100 pin10 H 2 6V 12...

Page 53: ... pin10 pin12 L Check UCP201 No No No No No Yes Yes Yes Yes Yes Yes Resolder U101 Check Resolder U100 R113 RF26MHz RF PSU Part U101 pin 23 26 31 2 8V Resolder C117 C118 L106 Resolder F100 Check ANT Switch control circuit U101 pin 35 70dBm pin 36 70dBm U101 pin 7 8 9 10 1V F100 1 2 68dBm RX ON RF input CH center freq 67 7kHz Amp 50dBm Yes No END Resolder RFS100 C101 F100 Pin8 65dBm ...

Page 54: ...No No No Yes Yes Yes Yes Yes Yes Yes Yes Check Resolder RFLO signal RF13MHz RF PSU Part Check VBAT or PAM control signal Resolder or Change F101 Check F101 OK Yes U101 pin 7 8 9 10 1V Resolder R116 R117 R118 Resolder or Change PAM100 Check ANT Switch control circuit Change or Resolder L104 C134 R124 PAM100 pin4 11dBm PAM100 pin 2 15dB PAM100 pin18 18dBm F100 pin13 18dBm Check F100 pin12 H 2 6V 10 ...

Page 55: ...nput CH center freq 67 7kHz Amp 50dBm Yes F100 Pin8 65dBm No Resolder RFS100 C101 Yes F100 3 4 68dBm Check F100 pin10 pin12 L No No Check ANT Switch control circuit Yes Yes Resolder F100 U101 pin 32 70dBm pin 33 70dBm No Resolder C112 C116 L105 Yes U101 pin 23 26 31 2 8V 101 pin 7 8 9 10 1V No No Check Resolder U100 R113 RF26MHz RF PSU Part Yes Yes Resolder U101 Check UCP201 END ...

Page 56: ...Bm Check F100 pin12 H 2 6V 10 L No No Check ANT Switch control circuit Yes Change or Resolder L104 C134 R124 Yes PAM100 pin18 18dBm No Resolder or Change PAM100 Yes Check F101 OK PAM100 pin4 11dBm No No Resolder or Change F101 Check VBAT or PAM control signal Yes Yes No U101 pin1 15dBm Resolder R103 R104 R105 Yes U101 pin 23 26 31 2 8V U101 pin 7 8 9 10 1V No No Check Resolder RFLO signal RF13MHz ...

Page 57: ...SAMSUNG Proprietary Contents may change without notice This Document can not be used without Samsung s authorization Flow Chart of Troubleshooting 9 26 ...

Page 58: ...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 59: ...SAMSUNG Proprietary Contents may change without notice Reference data 10 2 This Document can not be used without Samsung s authorization ...

Page 60: ...ssembly 1 Be careful of the damage of cover and scratch 1 Be careful of the damage of cover and scratch 1 Unscrew 4 screws in rear cover 2 Separate the rear cover 3 Separate the Main PBA from Front Case with FPCB 4 Unscrew 4 screws in Rear Lower Unscrew marked 4 points From the bottom part separte the rear cover 1 2 3 Be careful separate this point Unscrew marked 4 points ...

Page 61: ...ssembly Instructions 11 2 This Document can not be used without Samsung s authorization 5 1 Separate the Lower cover from SUB upper 6 7 8 Unscrew marked 4 points Unscrew 4 screws in Sub Lower Case 3 1 2 Separate the Sub Lower Separate the SUB PBA Separate the SUB PBA 1 2 3 ...

Page 62: ... 11 3 This Document can not be used without Samsung s authorization 11 2 Assembly 1 Inserting the Sub PBA with LCD module to the Sub Upper case 3 Screw to the Sub Lower 4 Insert Sub Lower to Sub Upper 2 Place Sub PBA with Receiver and Camera on the Sub Upper Case 3 2 1 1 2 3 screwing 4 points ...

Page 63: ...ions 11 4 This Document can not be used without Samsung s authorization 5 Screw to the Lower Case 6 7 8 Screw the rear cover 1 2 3 Assemble the Rear Case Screw marked 4 points 1 Insert the FPCB 2 Assemble the Main PBA screwing 4 points Assemble the Main PBA with FPCB Be careful this Point ...

Page 64: ...serted 1 2 MAIN FPCB Caution 1 Be care of damaging SUB PBA when using a pair of tweezers 2 Soldering tempreature 350 380 Caution 1 Reattatch the insulating tape when located wrong 3 4 A soldering point TAPE SUB FPCB SHORT 1 Remove the cover from the adhesive tape SUB PBA 1 Insert MAIN FPCB to the white silk line and then press the A portion for safe connection 1 Solder on the both sides 1 Attatch ...

Page 65: ...ng Caution 1 FPCB should be folded without tilting 5 6 1 Fold the FPCB downside 1 Fold the MAIN side of FPCB lightly and unfold Caution 1 Be care of damaging MAIN PBA when using a pair of tweezers Caution 1 Be care of inseting not enough and being torn 7 8 1 Remove the cover from the adhesive tape MAIN PBA Fold Fold A B 1 Insert MAIN FPCB to the white silk line A 2 Press the B portion for safe con...

Page 66: ...ution 1 EMI tape should not lean to one side 11 12 TAPE MAIN FPCB SHORT Caution 1 Be care of damaging MAIN PBA when using a pair of tweezers 2 Soldering tempreature 350 380 Caution 1 Follow Red reference line when putting on tape 9 10 1 Solder on the both sides Soldering point TAPE MAIN FPCB EMI 2 TAPE MAIN FPCB EMI 1 1 Attatch an EMI adhesive tape starting left GND pad 2 Remove the cover 1 Attatc...

Page 67: ...ion 1 Reattatch the adhesive tape when located wrong 1 2 1 Confirm that the TAPE is attached correctly Reference line TAPE LCD FPCB Caution 1 Be care of damaging FPCB when using a pair of tweezers Caution 1 Be care of damaging LCD when using a pair of tweezers 3 4 1 Insert the LCD FPCB to the connector and fix it 1 Remove the cover of adhesive tape 1 Make certain that the external apperance of TAP...

Page 68: ...ectly 5 6 1 confirm the clearence of region indicated 1 Attatch the LCD to SUB PBA by adjusting coner Caution 1 Be care of damaging SUB PBA when using a pair of tweezers 2 The TAPE should be located accurately Caution 1 Reattatch the insulating tape when located wrong 7 8 1 Confirm that the TAPE is attached correctly 부착 기준선 TAPE SLIDE MODULE EMI 1 Make certain that the external apperance of TAPE i...

Page 69: ...n 1 Reattatch the insulating tape when located wrong 11 12 1 Confirm that the TAPE is attached correctly TAPE LCD PBA SHORT Caution 1 Reattatch the insulating tape when located wrong Caution 1 Reattatch the insulating tape when located wrong 9 10 1 Confirm that the TAPE is attached correctly 1 Finally Confirm that the TAPE is attached correctly by front view 1 Make certain that the external appera...

Page 70: ...tronics Co Ltd Code No GH68 11216A 2006 04 Rev 1 0 ⓒ This 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 ...

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