Samsung SGH-L760 Скачать руководство пользователя

Страница: 57 / 90

SAMSUNG Proprietary-Contents may change without notice

Flow Chart of Troubleshooting

9-27

This Document can not be used without Samsung's authorization

9-2-6. PCS1900 Transmitter

**If you check the tx chain,

Check the not only RF Device but also resistor, inductor and capacitor.

YES

Tx ON

(Level : 0)

battery voltage : 3.8V

YES

RFS100 Check

Pin #3

≥

30dBm ?

PAM100 Check

Pin #8

≥

30dBm ?

RFS100 Check

Pin#2

≥

30dBm?

PAM100 Check

Pin #23

≒

6dBm ?

THE END

Resolder or Change RFS100

Check the path from U201 to

PAM100

Replace PAM100

Check the U201

Check the path from PAM100 to

PAM100

U201 Check

Pin#44

≤

2.3V ?

Содержание SGH-L760

Страница 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 ...

Страница 2: ...be punished under applicable International and or domestic law Country Web Site North America service samsungportal com Latin America latin samsungportal com CIS cis samsungportal com Europe europe samsungportal com China china samsungportal com Asia asia samsungportal com Mideast Africa mea samsungportal com GSPN Global Service Partner Network ...

Страница 3: ... Use a thicken twisted wire when you measure level A thicken twisted wire has low resistance therefore errors of measurement are 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 and weak...

Страница 4: ...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...

Страница 5: ...L 9612 9888 DL 10562 10838 Tx Rx spacing 45MHz 95MHz 80MHz 190MHz Mod Bit rate Bit Period 270 833kbps 3 692us 270 833kbps 3 692us 270 833kbps 3 692us 3 84Mcps Time Slot Period Frame Period 576 9us 4 615ms 576 9us 4 615ms 576 9us 4 615ms Frame length 10ms Slot length 0 667ms Modulation GSM GPRS 0 3GMSK 0 3GMSK 0 3GMSK QPSK HQPSK EDGE 8PSK 8PSK 8PSK MS Power 33dBm 5dBm 30dBm 0dBm 30dBm 0dBm 24dBm 50...

Страница 6: ...Bm 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 GSM900 5 33 2 dBm 6 31 2 dBm 7 29 2 dBm 8 27 2 dBm 9 25 2 dBm 10 23 2 dBm 11 21 2 dBm 12 19 2 dBm 13 17 2 dBm 14 15 2 dBm 15 13 2 dBm 16 11 3 dBm 17 9 3dBm 18 7 3 dBm 19 5 3 dBm TX Power control level DCS1800 0 30 2 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 ...

Страница 7: ... 72 Poly Melody BT 2 0 Video Telephony Streaming USB 1 1 WAP2 0 JAVA2 0 MPEG4 FM Radio MIDP 2 0 CLDC 1 1 SOS Message Auto Time Setting GPRS EDGE class 12 MMS EMS BT FM Braodcom BCM2045 Battery 900mAh 553443 Weight 92 8 g Memory 1G SB 512Mb Camera 2 0M FF LSI VGA Magnachip LCD 2 0 QCIF TFT AMLCD Size 99 5x47x15mm Band 900 1800 1900 2100 BB Qualcomm MSM6245 RF Qualcomm RTR6275 ...

Страница 8: ...SAMSUNG Proprietary Contents may change without notice Product Function 3 2 This Document can not be used without Samsung s authorization ...

Страница 9: ...t notice 4 Array course control 4 1 This Document can not be used without Samsung s authorization DATA CABLE GH39 00859A RF Test Cable GH39 00468A 4 1 Software Adjustments Power Supply Cable Serial Cable Test Cable GH39 00886A Test Jig GH80 03308A ...

Страница 10: ...rogram SGH L760 Mobile Phone Data Cable Binary file 4 2 2 S W Downloader Program Load the binary download program by executing the downloader V5 20 1 Select the connected serial port and the rate of speed 2 Select the check box the mode you want to download if the boot file wanted check boot change if the binary file wanted check only modem Rsrc1 Rsrc2 Factory FS FOTA 3 Select the file s what you ...

Страница 11: ...SAMSUNG Proprietary Contents may change without notice Array course control 4 3 This Document can not be used without Samsung s authorization ...

Страница 12: ...This Document can not be used without Samsung s authorization 5 1 Cellular phone Exploded View QMW01 QFU01 QSP01 QLC01 QPC01 QFL01 QSC05 QCR05 QSC06 QCA01 QVO01 QCR57 QBA01 QCR06 QBA00 QFR01 QKP01 QKP02 QME02 QME01 QSH01 QAN02 QMP01 QSH02 QCK01 QRE01 QRF01 QCR06 QMI03 QMI01 QIF01 QSD01 QCA02 ...

Страница 13: ...CASE SLIDE UPPER GH98 04521B QKP01 ASSY KEYPAD MAIN EU BLU GH98 04520B QKP02 ASSY KEYPAD SUB EU BLU GH98 04519B QLC01 MEA LCD KIT GH97 07961A QME02 KEY FPCB NAVI KEY FPCB 10 KEY GH59 04497A QMP01 PBA MAIN SGHJ620 GH92 03720A QMW01 ASSY DECO WINDOW MAIN XEC GH98 05336B QPC01 MEA SLIDE FPCB KIT GH97 07960A QRF01 PMO COVER RF GH72 39372B QSC05 PMO LOWER SCREW CAP L GH72 39378B QSC06 PMO LOWER SCREW C...

Страница 14: ...CD SGHL760 SAMSUNG PC STUD GH46 00473A EARPHONE EU BLK A TYPE GH59 04940B LABEL P UNIT SEAL GH68 00518B LABEL R WATER SOAK GH68 09361A MANUAL USERS TELEFONICA SPANIS GH68 15153A LABEL R MAIN EU GH68 15315A MANUAL USERS TELEFONICA QSG CA GH68 15915A MANUAL USERS TELEFONICA SMS LE GH68 15916A BOX UNIT TELE GH69 05601B CUSHION CASE NEW GH69 05780A TAPE INSU GH74 32313A TAPE GASK FRONT GND GH74 33449A...

Страница 15: ...SAMSUNG Proprietary Contents may change without notice Exploded View and Parts List 5 4 This Document can not be used without Samsung s authorization ...

Страница 16: ...SA C119 C CER CHIP 2203 005806 SNA C120 C CER CHIP 2203 005682 SA C121 C CER CHIP 2203 006423 SA C122 C CER CHIP 2203 006423 SA C123 C CER CHIP 2203 000854 SA C124 C CER CHIP 2203 006399 SA C125 C CER CHIP 2203 006423 SA C126 C CER CHIP 2203 006194 SA C127 C CER CHIP 2203 006399 SA C129 C CER CHIP 2203 006423 SA C135 INDUCTOR SMD 2703 002198 SA C136 R CHIP 2007 000171 SA C172 C CER CHIP 2203 00630...

Страница 17: ...CER CHIP 2203 005725 SA C237 C CER CHIP 2203 005682 SA C239 C CER CHIP 2203 006439 SNA C240 C CER CHIP 2203 000836 SA C241 C CER CHIP 2203 000438 SA C242 C CER CHIP 2203 000438 SA C243 C CER CHIP 2203 005725 SA C244 C CER CHIP 2203 005725 SA C245 C CER CHIP 2203 005736 SA C246 C CER CHIP 2203 006423 SA C247 C CER CHIP 2203 006423 SA C248 C CER CHIP 2203 006839 SA C249 C CER CHIP 2203 006423 SA C25...

Страница 18: ...CER CHIP 2203 006423 SA C349 C CER CHIP 2203 006423 SA C350 C CER CHIP 2203 006194 SA C351 C CER CHIP 2203 006194 SA C352 C CER CHIP 2203 006423 SA C353 C CER CHIP 2203 006194 SA C356 C CER CHIP 2203 006423 SA C357 C CER CHIP 2203 006423 SA C358 C CER CHIP 2203 006423 SA C359 C CER CHIP 2203 006423 SA C367 C CER CHIP 2203 006423 SA C368 C CER CHIP 2203 006399 SA C370 C CER CHIP 2203 006423 SA C371...

Страница 19: ...CER CHIP 2203 006048 SA C433 C CER CHIP 2203 006048 SA C434 C CER CHIP 2203 006048 SA C440 C CER CHIP 2203 006423 SA C441 C CER CHIP 2203 005682 SA C442 C CER CHIP 2203 005682 SA C443 C CER CHIP 2203 006399 SA C444 C CER CHIP 2203 006841 SA C446 C CER CHIP 2203 006474 SA C450 C CER CHIP 2203 005682 SA C456 C CER CHIP 2203 006305 SA C457 C CER CHIP 2203 006824 SA C458 C CER CHIP 2203 006824 SA C459...

Страница 20: ...3 006838 SA C635 C CER CHIP 2203 006423 SA C700 C CER CHIP 2203 006399 SA C701 C CER CHIP 2203 006841 SA C703 C CER CHIP 2203 005682 SA C704 C CER CHIP 2203 006123 SA C705 C CER CHIP 2203 005682 SA C707 C CER CHIP 2203 005682 SA C709 C CER CHIP 2203 005682 SA C711 C CER CHIP 2203 006841 SA C712 C CER CHIP 2203 005482 SA C714 C CER CHIP 2203 000812 SA C716 C CER CHIP 2203 005682 SA CPL200 COUPLER D...

Страница 21: ... L401 INDUCTOR SMD 2703 002840 SA L402 INDUCTOR SMD 2703 002840 SA L600 INDUCTOR SMD 2703 000175 SA OSC400 CRYSTAL SMD 2801 004373 SA PAM100 IC POWER AMP 1201 002570 SA PAM200 IC POWER AMP 1201 002548 SA R100 R CHIP 2007 008045 SA R102 R CHIP 2007 008542 SA R104 R CHIP 2007 000171 SA R106 R CHIP 2007 008806 SA R108 R CHIP 2007 009158 SA R109 R CHIP 2007 008055 SA R110 R CHIP 2007 007001 SA R111 R ...

Страница 22: ...HIP 2007 008486 SA R411 R CHIP 2007 009171 SA R412 R CHIP 2007 009171 SA R413 R CHIP 2007 008486 SA R414 R CHIP 2007 008055 SA R415 R CHIP 2007 008055 SA R416 R CHIP 2007 008516 SA R417 R CHIP 2007 008516 SA R418 R CHIP 2007 008516 SA R419 R CHIP 2007 008516 SA R420 R CHIP 2007 008516 SA R421 R CHIP 2007 008516 SA R422 R CHIP 2007 008053 SA R423 R CHIP 2007 008647 SA R424 R CHIP 2007 008055 SA R42...

Страница 23: ...TA CHIP 2404 001506 SA TCX100 OSCILLATOR VCTCXO 2809 001280 SA TH1 THERMISTOR NTC 1404 001224 SA TR400 TR DIGITAL 0504 000168 SA TR401 TR DIGITAL 0504 000168 SA U100 IC CMOS LOGIC 0801 003140 SA U101 IC CMOS LOGIC 0801 003022 SA U105 IC TRANSCEIVER 1205 003216 SA U200 INDUCTOR SMD 2703 002365 SA U201 IC TRANSCEIVER 1205 003285 SA U302 IC ANALOG MULTIPLEX 1001 001447 SA U402 IC POWER SUPERVISOR 120...

Страница 24: ...177 SA V706 VARISTOR 1405 001177 SA V707 VARISTOR 1405 001177 SA V708 VARISTOR 1405 001177 SA V709 VARISTOR 1405 001177 SA ZD600 DIODE TVS 0406 001254 SA ZD601 DIODE SCHOTTKY 0404 001153 SA ZD602 DIODE TVS 0406 001208 SA ZD603 DIODE TVS 0406 001208 SA ZD604 DIODE TVS 0406 001254 SA ZD701 DIODE TVS 0406 001254 SA ZD702 DIODE TVS 0406 001201 SA ZD703 DIODE ZENER 0403 001547 SA ZD705 DIODE TVS 0406 0...

Страница 25: ...SAMSUNG Proprietary Contents may change without notice Main Electrical Parts List 6 10 This Document can not be used without Samsung s authorization ...

Страница 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 ...

Страница 27: ...SAMSUNG Proprietary Contents may change without notice Block Diagrams This Document can not be used without Samsung s authorization 7 2 7 2 Base Band Solution Block Diagram ...

Страница 28: ...SAMSUNG Proprietary Contents may change without notice Block Diagrams This Document can not be used without Samsung s authorization 7 3 7 3 Power Block Diagram ...

Страница 29: ...SAMSUNG Proprietary Contents may change without notice 8 PCB Diagrams 8 1 This Document can not be used without Samsung s authorization Top ...

Страница 30: ...SAMSUNG Proprietary Contents may change without notice PCB Diagrams 8 2 This Document can not be used without Samsung s authorization Bottom ...

Страница 31: ...nt consumption Download again Power ON Does not work END Charge the Battery Check the U402 Check the path of R413 and U402 Check R413 NO NO NO NO NO YES YES YES YES NO check the TCX100 YES YES Check the initial operation Current consumption 100mA Check Voltage 3 3V Check R413 is High The pin 3 5 6 of U402 3 3V Check U402 pin 32 1 375 pin 36 1 8V pin 50 56 2 6V pin 84 2 85V R106 19 2MHz Vpp 500mV ...

Страница 32: ...SAMSUNG Proprietary Contents may change without notice Flow Chart of Troubleshooting 9 2 This Document can not be used without Samsung s authorization Schematic for Power on Layout for Power on ...

Страница 33: ...tion 9 1 2 System Initial Check the clock generation circuit related to U402 and TCX100 Check the U402 YES NO NO YES YES YES NO NO NO YES Check the Audio part Check the LCD part Check the OSC400 END Sound operation OK LCD Display OK Initial Failure The pin 9 of U402 Low High Check the Sleep X tal signal s at C427 Check the clock signal s at R106 ...

Страница 34: ...SAMSUNG Proprietary Contents may change without notice Flow Chart of Troubleshooting 9 4 This Document can not be used without Samsung s authorization ...

Страница 35: ...s authorization 9 1 3 SIM Part Check the U402 UCP300 Please insert SIM card END NO Check the SIM Card Resolder or change SIM400 YES Check the U402 There is any signal pin 13 15 16 of SIM400 NO NO YES YES Check SIM s signal when you see SIM checking display Check the SIM400 s Connection to SIM card Check the voltage at SIM400 pin 11 3 0 ...

Страница 36: ...MSUNG Proprietary Contents may change without notice Flow Chart of Troubleshooting 9 6 This Document can not be used without Samsung s authorization Schematic for SIM connection Layout for SIM connection ...

Страница 37: ...ment can not be used without Samsung s authorization 9 1 4 Charging Part Check IFC600 s pin 19 20 is around 5V when charging Check the TA Abnormal charging operation END YES NO Check U403 s Pin 3 is LOW when charging YES NO Check the U403 Check U403 s Pin 4 is LOW when charging YES Check the U403 NO ...

Страница 38: ...SAMSUNG Proprietary Contents may change without notice Flow Chart of Troubleshooting 9 8 This Document can not be used without Samsung s authorization Schematic for Charging Layout for charging IC ...

Страница 39: ...without Samsung s authorization 9 1 5 Microphone Part Micro phone does not work Is the assembled status of Microphone O K Reassemble MAIN KEY FPCB Check the DC bias voltage on Mic path Check the path around MIC Bias circuit The microphone is OK Check UCP300 END NO YES NO NO YES YES YES The voltage of R501 is about 1 3V ...

Страница 40: ...SAMSUNG Proprietary Contents may change without notice Flow Chart of Troubleshooting 9 10 This Document can not be used without Samsung s authorization Schematic for Microphone ...

Страница 41: ...sed without Samsung s authorization 9 1 6 Speaker Part NO Check the U502 Is there any output signal at U502 YES END There is no sound from speaker Replace the Speaker Check the UCP300 NO The terminal of Speaker is OK Is there any input signal at U501 NO Is there any output signal at U501 Check the U501 NO YES YES YES ...

Страница 42: ...SAMSUNG Proprietary Contents may change without notice Flow Chart of Troubleshooting 9 12 This Document can not be used without Samsung s authorization ...

Страница 43: ...SAMSUNG Proprietary Contents may change without notice Flow Chart of Troubleshooting 9 13 This Document can not be used without Samsung s authorization ...

Страница 44: ...be used without Samsung s authorization 9 1 7 Receiver Part Is the terminal of receiver is ok NO Replace the receiver Is there ny signal at U502 s 5 10 NO Check the U502 There is no sound from receiver YES YES pin 4 of U502 is Low YES END NO Check the UCP300 YES NO Check the UCP300 Are there any signal R502 R505 ...

Страница 45: ...SAMSUNG Proprietary Contents may change without notice Flow Chart of Troubleshooting 9 15 This Document can not be used without Samsung s authorization ...

Страница 46: ... Samsung s authorization 9 1 8 Headset Part Earphone is not operational Mic is not operational Headset function does not work 1 Check the mic path from earjack to MIC2P MIC2N 2 Check the bias circuit Check the headset device or R615 crack END Check the ear path from earjack to EAR_R EAR_L NO YES YES NO YES NO Check R615 is LOW ...

Страница 47: ...SAMSUNG Proprietary Contents may change without notice Flow Chart of Troubleshooting 9 17 This Document can not be used without Samsung s authorization ...

Страница 48: ...SAMSUNG Proprietary Contents may change without notice Flow Chart of Troubleshooting 9 18 This Document can not be used without Samsung s authorization ...

Страница 49: ...not be used without Samsung s authorization 9 1 9 Camera Part Mega and VGA Camera function does not work Check camera FPCB and connector NO Re connect the camera FPCB NO NO YES YES Check the F700 F701 Check IC2 IC3 YES Replace the New Camera END C46 1 5V C42 1 8V C33 C44 2 8V Check input signals at F700 F701 ...

Страница 50: ...SAMSUNG Proprietary Contents may change without notice Flow Chart of Troubleshooting 9 20 This Document can not be used without Samsung s authorization ...

Страница 51: ...SAMSUNG Proprietary Contents may change without notice Flow Chart of Troubleshooting 9 21 This Document can not be used without Samsung s authorization ...

Страница 52: ...ceiver If you check the tx chain Check the not only RF Device but also resistor inductor and capacitor Continuous RX ON RF Input 62 CH AMP 50dBm NORMAL CONDITION Catch the channel YES NO Check L100 55dBm F100 Check Pin 3 55dBm U201 Check Pin 32 33 55dBm Check antenna contact Replace PAM100 F100 Resolder or Change THE END NO NO YES YES YES Check the path from F100 to U201 NO ...

Страница 53: ...in Check the not only RF Device but also resistor inductor and capacitor YES YES YES YES Tx ON Level 5 battery voltage 3 8V YES NO NO NO NO NO RFS100 Check Pin 3 30dBm PAM100 Check Pin 8 30dBm RFS100 Check Pin 2 30dBm PAM100 Check Pin 23 6dBm THE END Resolder or Change RFS100 Check the path from U201 to PAM100 Replace PAM100 Check the U201 Check the path from PAM100 to PAM100 U201 Check Pin 44 2 3...

Страница 54: ...er If you check the tx chain Check the not only RF Device but also resistor inductor and capacitor Continuous RX ON RF Input 698 CH AMP 50dBm NORMAL CONDITION Catch the channel YES NO Check L100 55dBm F100 Check Pin 3 55dBm U201 Check Pin 32 33 55dBm Check antenna contact Replace RFS100 F100 Resolder or Change THE END NO NO YES YES YES Check the path from F100 to U201 NO ...

Страница 55: ...ain Check the not only RF Device but also resistor inductor and capacitor YES YES YES YES Tx ON Level 0 battery voltage 3 8V YES NO NO NO NO NO RFS100 Check Pin 3 30dBm PAM100 Check Pin 8 30dBm RFS100 Check Pin 2 30dBm PAM100 Check Pin 23 6dBm THE END Resolder or Change RFS100 Check the path from U201 to PAM100 Replace PAM100 Check the U201 Check the path from PAM100 to PAM100 U201 Check Pin 44 2 ...

Страница 56: ...er If you check the tx chain Check the not only RF Device but also resistor inductor and capacitor Continuous RX ON RF Input 698 CH AMP 50dBm NORMAL CONDITION Catch the channel YES NO Check L100 55dBm F100 Check Pin 3 55dBm U201 Check Pin 32 33 55dBm Check antenna contact Replace RFS100 F100 Resolder or Change THE END NO NO YES YES YES Check the path from F100 to U201 NO ...

Страница 57: ...ain Check the not only RF Device but also resistor inductor and capacitor YES YES YES YES Tx ON Level 0 battery voltage 3 8V YES NO NO NO NO NO RFS100 Check Pin 3 30dBm PAM100 Check Pin 8 30dBm RFS100 Check Pin 2 30dBm PAM100 Check Pin 23 6dBm THE END Resolder or Change RFS100 Check the path from U201 to PAM100 Replace PAM100 Check the U201 Check the path from PAM100 to PAM100 U201 Check Pin 44 2 ...

Страница 58: ...d capacitor Continuous RX ON RF Input 10700 CH AMP 40dBm NORMAL CONDITION Catch the channel YES NO Check L100 55dBm PAM100 Check Pin 10 45dBm U201 Check Pin 26 65dBm Check antenna contack Replace RFS100 Replace PAM100 THE END NO NO YES YES YES Check the path from DUF200 to U201 DUF200 Check Pin 5 45dBm DUF200 Resolder or change NO YES NO Resolder or replace C240 C248 C241 C243 Check TCX100 U201 ch...

Страница 59: ...ain Check the not only RF Device but also resistor inductor and capacitor Tx ON RF output 9750 CH OUT PWR 22dBm YES NO DUF200 Check Pin 2 22dBm CPL200 Check Pin 2 22dBm PAM200 Check Pin 8 24dBm DUF200 Resolder or Change CPL200 Resolder or Change THE END NO NO YES YES PAM200 Resolder or change NO F701 Resolder or change U201 Resolder or change YES YES NO F200 check pin 1 10dBm U201 check pin 46 10d...

Страница 60: ...SAMSUNG Proprietary Contents may change without notice Flow Chart of Troubleshooting 9 30 This Document can not be used without Samsung s authorization ...

Страница 61: ...SAMSUNG Proprietary Contents may change without notice Flow Chart of Troubleshooting 9 31 This Document can not be used without Samsung s authorization ...

Страница 62: ...SAMSUNG Proprietary Contents may change without notice Flow Chart of Troubleshooting 9 32 This Document can not be used without Samsung s authorization ...

Страница 63: ...SAMSUNG Proprietary Contents may change without notice Flow Chart of Troubleshooting 9 33 This Document can not be used without Samsung s authorization ...

Страница 64: ...SAMSUNG Proprietary Contents may change without notice Flow Chart of Troubleshooting 9 34 This Document can not be used without Samsung s authorization ...

Страница 65: ...sung s authorization 9 2 9 BLUETOOTH Bluetooth Activation YES NO U302 Check Pin 4 8 is High C124 2 6V L115 is High Check U302 and UCP300 Check U402 THE END NO NO YES YES replace L111 or check U402 NO Check the path form ANT102 to U102 Replace ANT102 YES YES NO Is there any signal pin G1 at U105 Check if there is any crack on BT ant ...

Страница 66: ...SAMSUNG Proprietary Contents may change without notice Flow Chart of Troubleshooting 9 36 This Document can not be used without Samsung s authorization ...

Страница 67: ...SAMSUNG Proprietary Contents may change without notice Flow Chart of Troubleshooting 9 37 This Document can not be used without Samsung s authorization ...

Страница 68: ...can not be used without Samsung s authorization 9 2 10 FM radio Run FM radio application NO NO YES YES Check the path from earphone antenna to U105 Change earphone Is there any signal pin G1 at U105 Check the earphone if it s porper FM earphone Is there any signal at C121 C122 THE END NO Replace U105 YES ...

Страница 69: ...SAMSUNG Proprietary Contents may change without notice Flow Chart of Troubleshooting 9 39 This Document can not be used without Samsung s authorization Schematic of bluetooth Layouy of bluetooth ...

Страница 70: ...SAMSUNG Proprietary Contents may change without notice Flow Chart of Troubleshooting 9 40 This Document can not be used without Samsung s authorization ...

Страница 71: ...Bit Error Rate BPSK Binary Phase Shift Keying CA Conditional Access CDM Code Division Multiplexing C I Carrier to Interference 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 Division Multiplexing ...

Страница 72: ...SAMSUNG Proprietary Contents may change without notice Reference data 10 2 This Document can not be used without Samsung s authorization ...

Страница 73: ...can not be used without Samsung s authorization 11 1 Disassembly Instructions Remove the RF COVER Separate RF COVER of REAR backside using groove for exclusion Remove the SCREW Remove SET s SCREW 7 POINTs Separate REAR ASS Y Separate REAR ASS Y in SET Remove the Side key Separate VOLUME KEY CAMERA KEY in SET 1 2 3 4 ...

Страница 74: ...t be used without Samsung s authorization Remove the PBA SCREW Remove SCREW 2 POINTs of PBA top side Separate 3 4 KEY PCB CONNECTOR Separate KEY PCB CONNECTOR that is to PBA s right side in B D Separate the PBA 1 Lift PBA that is placed to FRONT upward Separate the PBA 1 Separate PBA and had linked SLIDE F PCB 5 6 8 7 ...

Страница 75: ...hout Samsung s authorization Remove conductive tape Remove conductive tape had attached between KEY BRACKET and FRONT Separate SIDE KEY F PCB Separate VOLUME KEY CAMERA KEY F PCB in front ass y Separate KEY BRACKET Separate KEY BRACKET that is placed to FRONT Separate KEY PAD Separate 3 4 KEY PAD that is placed to FRONT 9 10 12 11 ...

Страница 76: ...ove FRONT SCREW Remove SCREW 4 POINTs in FRONT COVER Separate FRONT COVER 1 1 Lift FRONT COVER lower slightly 2 Separate with HOOK pushing FRONT COVER to top Separate FRONT COVER Separate SLIDE F PCB through FRONT HOLE Be careful of F PCB when moving FRONT HOLE Separate SLIDE F PCB Separate SLIDE F PCB from double sides TAPE that stick to SLIDE LOWER 13 14 15 16 ...

Страница 77: ... without Samsung s authorization Remove SCREW CAP Remove SCREW CAP in SLIDE LOWER Remove SLIDE LOWER SCREW Remove SCREW 4 POINTs in SLIDE LOWER Disassemble SLIDE ASS Y Separate SLIDE UPPER from HOOK using a decomposition tool from SLIDE ASS Y top Separate SLIDE LOWER 1 Separate SLIDE LOWER from SLIDE UPPER 17 18 20 19 HOOK HOOK ...

Страница 78: ...Separate SLIDE LOWER 2 Separate SLIDE LOWER from SLIDE UPPER Be careful of SLIDE F PCB when separating Remove insulation TAPE Remove insulation TAPE had attached on CONNECTOR Separate SLIDE F PCB 1 Separate SLIDE F PCB from below double sides TAPE Separate SLIDE F PCB 2 1 Lifts ZIP CONNECTOR to upper and cancels LOCK 2 Separate SLIDE F PCB from LCD 21 22 24 23 ...

Страница 79: ...not be used without Samsung s authorization Remove conductive tape Remove conductive tape with NAVI KEY F PCB to the top Remove NAVI KEY F PCB Remove NAVI KEY F PCB from LCD CONNECTOR Separate NAVI KEY PCB Separate NAVI KEY PCB from SLIDE UPPER Separate NAVI KEY PAD Separate NAVI KEY PAD from SLIDE UPPER 25 26 28 27 ...

Страница 80: ...an not be used without Samsung s authorization Separate MOTOR Separate MOTOR had attached to SLIDE UPPER Separate SPEAKER ASS Y F PCB Lift CONNECTOR upward to separate SPEAKER ASS Y F PCB Separate SPEAKER ASS Y Separate SPEAER ASS Y from SLIDE UPPER Separate 2MEGA CAMERA Separate 2MEGA CAMERA from LCD 29 29 31 30 ...

Страница 81: ...ange without notice Disassembly and Assembly Instructions 11 9 This Document can not be used without Samsung s authorization Separate VGA CAMERA Separate VGA CAMERA from LCD Separate LCD MODULE Separate LCD MODULE from SLIDE UPPER 32 33 ...

Страница 82: ... Document can not be used without Samsung s authorization 11 2 Assembly Instructions Combine VGA CAMERA Combine VGA CAMERA to CONNECTOR Combine 2MEGA CAMERA Combine 2MEGA CAMERA to CONNECTOR Combine SPEAKER ASS Y Combine SPEAKER ASS Y to CONNECTOR Place LCD MODULE Place LCD MODULE on SLIDE UPPER 1 2 3 4 ...

Страница 83: ...t can not be used without Samsung s authorization Place VGA CAMERA Place VGA CAMERA on SLIDE UPPER Place 2MEGA CAMERA Place 2MEGA CAMERA on SLIDE UPPER Assemble SPEAKER ASS Y 1 Place SPEAKER part on SLIDE UPPER in SPEAKER ASS Y Assemble SPEAKER ASS Y 2 Assemble MOTOR part to SLIDE UPPER in SPEAKER ASS Y 5 7 8 6 ...

Страница 84: ...t can not be used without Samsung s authorization Place MENU KEY PAD Place MENU KEY PAD on SLIDE UPPER Combine MENU KEY PCB Combine MENU KEY PCB to CONNECTOR Attach conductive tape Attach conductive tape on LCD GROUND and MENU KEY F PCB Combine SLIDE F PCB Combine SLIDE F PCB to LCD MODULE s CONNECTOR 11 9 10 12 ...

Страница 85: ...tion Attach SLIDE F PCB Do so as to attach each other conductive tape and SLIDE F PCB that attached in process 11 Attach anti loose TAPE Attach anti loose TAPE on CONNECTOR of LCD top SLIDE LOWER assembly 1 Push SLIDE F PCB through SLIDE LOWER s HOLE SLIDE LOWER assembly 2 Combine SLIDE UPPER and LOWER On when combine downward combine 13 14 15 16 HOOK HOOK ...

Страница 86: ...sed without Samsung s authorization Assemble SCREW Assemble SCREW 4 POINTs to SLIDE LOWER Attach SCREW COVER Attach SCREW COVER on SLIDE LOWER Attach SLIDE F PCB Attach SLIDE F PCB on SLIDE LOWER FRONT assembly 1 Combine FRONT to SLIDE ASS Y When combining take care so that F PCB is disconnected or is not damaged 19 17 18 20 ...

Страница 87: ...ions 11 15 This Document can not be used without Samsung s authorization FRONT assembly 2 Combine FRONT to SLIDE LOWER s HOOK Assemble SCREW Assemble 4 POINT SCREWs to FRONT Place 3 4 KEY PAD Do so as to place 3 4 KEY PAD on FRONT Place SHIELD COVER Place SHIELD COVER on FRONT 23 21 22 24 ...

Страница 88: ...ocument can not be used without Samsung s authorization Attach SIDE KEY F PCB Attach SIDE KEY F PCB on side on FRONT COVER Attach conductive TAPE Attach conductive TAPE on key bracket Assemble SLIDE F PCB CONNECTOR Assemble SLIDE F PCB CONNECTOR to PBA Assemble PBA Assemble PBA to SHIELD COVER 27 25 26 28 ...

Страница 89: ... be used without Samsung s authorization Assemble 3 4 KEY PCB CONNECTOR Assemble 3 4 KEY PCB CONNECTOR to PBA Assemble SCREW Assemble SCREW 2 POINTs to PBA top Place SIDE KEY Place VOLUME KEY CAMERA KEY on SET side Assemble final Combine REAR COVER to FRONT ASS Y Assemble from upper when assembling REAR COVER 31 29 30 32 ...

Страница 90: ...ge without notice Disassembly and Assembly Instructions 11 18 This Document can not be used without Samsung s authorization Assemble SCREW Assemble SCREW 6 POINTs to SET Attach RF COVER sheet Attach REAR COVER to the bottom RF COVER 33 34 ...

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Содержание SGH-L760

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Содержание SGH-L760

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