Samsung SGH-E760 Service Manual
Samsung SGH-E760 Service Manual

Samsung SGH-E760 Service Manual

Gsm telephone
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Summary of Contents for Samsung SGH-E760

  • Page 3: Gsm General Specification

    5pcl ~ 15pcl 5pcl ~ 19pcl 0pcl ~ 15pcl 0pcl ~ 15pcl Sensiti vity - 102dBm -102dBm -100dBm -100dBm TDMA Mux Cel l Radi us 35Km 35Km SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 4: Gsm Tx Power Class

    11±5 dBm 8±4dBm 8±4dBm 9±5 dBm 6±4 dBm 6±4 dBm 7±5 dBm 4±4 dBm 4±4 dBm 5±5 dBm 2±5 dBm 2±5 dBm 0±5 dBm 0±5 dBm SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 5: Filter

    GPRS. The modulated signal out of the transceiver is fed into Power Amplifer Module(U101). PAM output signal is radiated to the air through FEM(MODULE1) and antenna. SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 6 LEDs for sub key and eight white LEDs for main key. Main and Sub key LED use the 3.3V LDO for a supply voltage. KEY_LED_ON signal enables eight white LED. SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 7 YMU765 (melody IC). It has 64 kbyte SC RAM (0.5 Mbit) and 32 kbyte SC program ROM for bootstrap loader in the ARM core. SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 8 KXP74 is Tri-axis Orthogonal accelerometers and inclinometers. The KXP74 utilizes an onboard Serial Peripheral Interface (SPI) for digital communication. PCF5213EL1 apply KXP74 for G- button and game SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 9: Exploded View And Parts List

    QKP01 QLC02 QLC01 QMO01 QAR01 QVK01 QCA02 QHI01 QME01 QMP01 QFL01 QAN02 QRF03 QCR06 QSC05 QVO02 QRE01 QSC07 QCK02 QMW02 QIF01 QRF01 QCR06 QBA01 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung' s authorization...
  • Page 10: Parts List

    ¡ ¡ QVK01 UNIT-VOLUME KEY;SGH-E760,-,-,SER,12V GH59-02228A ¡ ¡ QVO02 PMO-SIDE KEY VOLUME;SGH-E760,ABS+URE GH72-22977A ¡ ¡ QFL01 MEC-FOLDER LOWER;SGH-E760,EU,-,-,-,- GH75-07397A ¡ ¡ QHI01 MEC-HINGE ASSY;SGH-E760,EU,-,-,-,-,S GH75-07551A SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung' s authorization...
  • Page 11: Sec Code

    MPR-TAPE INS KEY TOP;SGH-E760,3M 851 GH74-17312A MPR-TAPE EMI MAIN KEY;SGH-E760,DTF10 GH74-17453A MPR-TAPE J/TAG BOHO;SGH-E760,DTF100, GH74-17540A MPR-TAPE CAMERA KEY;SGH-E760,3M-851, GH74-17546A MPR-TAPE VOLUME KEY;SGH-E760,3M-851, GH74-17547A MPR-BOHO VINYL SUB WIN;SGH-E760,PVC, GH74-17759A SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung' s authorization...
  • Page 12 3-3. Test Jig (GH80-03306A) 3-3-1. RF Test Cable 3-3-2. Test Cable 3-3-3. Serial Cable (GH39-00283A) (GH39-00337A) 3-3-4. Power Supply Cable 3-3-5. DATA CABLE 3-3-6. TA (GH39-00219A) (GH44-00954A) SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung' s authorization...
  • Page 13: Electrical Parts List

    C- CERAMIC, CHIP 2203-000995 C609 , C611 , C613 , C614 C- CERAMIC, CHIP 2203-006585 C612 , C616 , C620 , C624 C- CERAMIC, CHIP 2203-000278 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung' s authorization...
  • Page 14 R- CHIP 2007-001325 R303, R 306, R 404, R 501 CHIP 2007-000162 R312, R 316, R 317, R 618 CHIP 2007-000171 R400 R- CHIP 2007-007592 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung' s authorization...
  • Page 15: Table Of Contents

    FET- SILICON 0505-001469 U711 RF-M ODULE 4709-001374 U712 1201-002241 V300, V 301, V 302, V 400 VARI STOR 1405-001082 V401, V 703 VARI STOR 1405-001133 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung' s authorization...
  • Page 16: Diode-Tv S

    DIODE-Z ENER 0403-001427 Z D502 , Z D600 , Z D602 DIODE-TV S 0406-001203 Z D601 , Z D700 , Z D701 DIODE-TV S 0406-001208 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung' s authorization...
  • Page 17 5. Block Diagrams 5-1. RF Solution Block Diagram SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 18: Base Band Solution Block Diagram

    Block Diagrams 5-2. Base Band Solution Block Diagram SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 19 6. PCB Diagrams 6-1. PCB Top Diagram SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 20: Pcb Bottom Diagram

    PCB Diagrams 6-2. PCB Bottom Diagram SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 21: Battery

    Check for the clock at C303 Check the clock generation circuit (related to U100) = 26MHz Y e s Check the initial operation Y e s SAMSUNG Proprietary-Contents may change without notice This Document can not be used with out Samsung' s authorization...
  • Page 22 Flow Chart of Troubleshooting SAMSUNG Proprietary-Contents may change without notice This Document can not be used with out Samsung' s authorization...
  • Page 23 Flow Chart of Troubleshooting SAMSUNG Proprietary-Contents may change without notice This Document can not be used with out Samsung' s authorization...
  • Page 24 Check U405 pin 4 : 32MHz Y e s Is U200 R203, R204 Check the U200 Y e s Check the 16bit data signal Y e s SAMSUNG Proprietary-Contents may change without notice This Document can not be used with out Samsung' s authorization...
  • Page 25 Flow Chart of Troubleshooting SAMSUNG Proprietary-Contents may change without notice This Document can not be used with out Samsung' s authorization...
  • Page 26: Charging Part

    U503 pin 3 = " L " ? AUX_ O N signal Y e s Check the U503 pin 10 Resolder or replace U503 ¡ Ö 4.2V Y e s SAMSUNG Proprietary-Contents may change without notice This Document can not be used with out Samsung' s authorization...
  • Page 27: Battery Charging

    ICDL 9 +VBUS _PPR AUX_ON C503 C504 ZD501 _CHG USBON END_OF_CHG USB_CHG_ON 5 _EN IMIN 6 CHG_ON ZD500 C501 R513 R514 C507 BATTERY CHARGING SAMSUNG Proprietary-Contents may change without notice This Document can not be used with out Samsung' s authorization...
  • Page 28: Sim Part

    Check SIMCLK Signal on Check the Clock pin3 of SIM400 in a few Y e s Check the SIM Card Y e s SAMSUNG Proprietary-Contents may change without notice This Document can not be used with out Samsung' s authorization...
  • Page 29 Flow Chart of Troubleshooting SAMSUNG Proprietary-Contents may change without notice This Document can not be used with out Samsung' s authorization...
  • Page 30 Flow Chart of Troubleshooting 7-10 SAMSUNG Proprietary-Contents may change without notice This Document can not be used with out Samsung' s authorization...
  • Page 31: Microphone Part

    Check the JACK _ E N signal = ' H ' ? Y e s Check the MIC Replace the MIC Y e s 7-11 SAMSUNG Proprietary-Contents may change without notice This Document can not be used with out Samsung' s authorization...
  • Page 32 C600 R600 C601 C602 Close to microphone C603 MIC_P MIC600 MIC_CP C606 R601 C607 C608 OSF213-42D MIC_N R603 C610 C612 R607 MAIN_MIC 7-12 SAMSUNG Proprietary-Contents may change without notice This Document can not be used with out Samsung' s authorization...
  • Page 33 Y e s Check LCD Module Replace LCD Module Y e s Check speaker Replace SPK SPK+ , SPK- = Operate Y e s 7-13 SAMSUNG Proprietary-Contents may change without notice This Document can not be used with out Samsung' s authorization...
  • Page 34 EARSPK_COM SPK_R_P spk_con HFR_N REC- DG2011 Stereo_Spk_Contact VBAT R615 U605 AUDIO_SW2 MEL_L EAR1 EARSPK_L DG2011 U606 MEL_R EAR2 EARSPK_R DG2011 AUDIO SW 7-14 SAMSUNG Proprietary-Contents may change without notice This Document can not be used with out Samsung' s authorization...
  • Page 35 Flow Chart of Troubleshooting 7-15 SAMSUNG Proprietary-Contents may change without notice This Document can not be used with out Samsung' s authorization...
  • Page 36: Key Data Input

    Resolder V702 , Z D 700 , Z D 701 KE Y _ R OW(0 , 4 ) , KEY _ C OL(0, 4 ) signal is OK? Y e s 7-16 SAMSUNG Proprietary-Contents may change without notice This Document can not be used with out Samsung' s authorization...
  • Page 37 Flow Chart of Troubleshooting SW700 KEY_ROW(3) KEY_ROW(4) KEY_COL(1) SIDE-KEY VOLUME_KEY SW701 KEY_ROW(3) KEY_COL(0) ONKEYN End_Key CAMERA_KEY 7-17 SAMSUNG Proprietary-Contents may change without notice This Document can not be used with out Samsung' s authorization...
  • Page 38 Flow Chart of Troubleshooting 7-18 SAMSUNG Proprietary-Contents may change without notice This Document can not be used with out Samsung' s authorization...
  • Page 39 CN700 pin 37, 38 Y e s LCD MODULE Change the LCD Module SPK + , - PAD = 1.5V? Y e s 7-19 SAMSUNG Proprietary-Contents may change without notice This Document can not be used with out Samsung' s authorization...
  • Page 40 Flow Chart of Troubleshooting 7-20 SAMSUNG Proprietary-Contents may change without notice This Document can not be used with out Samsung' s authorization...
  • Page 41 Check the IC8 & the related circuit IC8 PIN 2 ¡ Ã Vbat ? Y e s Replace the LCD Module Y e s 7-21 SAMSUNG Proprietary-Contents may change without notice This Document can not be used with out Samsung' s authorization...
  • Page 42 Flow Chart of Troubleshooting 7-22 SAMSUNG Proprietary-Contents may change without notice This Document can not be used with out Samsung' s authorization...
  • Page 43: Key Back Light

    Check the U200 related to " K E Y _ L ED _ O N " U700 pin 3, 6 = " H " ? Y e s 7-23 SAMSUNG Proprietary-Contents may change without notice This Document can not be used with out Samsung' s authorization...
  • Page 44: Flow Chart Of Troubleshooting

    R726 C700 C704 LED608 LED609 LED610 LED611 LED600 LED601 LED602 LED603 LED604 LED605 LED606 LED607 LED612 LED613 LED614 LED615 LED616 LED617 KEY_LED 7-24 SAMSUNG Proprietary-Contents may change without notice This Document can not be used with out Samsung' s authorization...
  • Page 45: Camera Part

    CN 704 Pin 1 , 20 = 2.8V? Replace the Camera Module Y e s Check the camera module Change the PBA Y e s 7-25 SAMSUNG Proprietary-Contents may change without notice This Document can not be used with out Samsung' s authorization...
  • Page 46 Flow Chart of Troubleshooting 7-26 SAMSUNG Proprietary-Contents may change without notice This Document can not be used with out Samsung' s authorization...
  • Page 47 BLUETOOTH does not work Y e s Check the U200 R110 = ' H ' Y e s Replace U711 Replace ANT102 Y e s 7-27 SAMSUNG Proprietary-Contents may change without notice This Document can not be used with out Samsung' s authorization...
  • Page 48: Gsm Receiver

    > = 1V > = 2 .7V RF26MHz , RF PSU Part Y e s Y e s Resolder U100 Check U200 7-28 SAMSUNG Proprietary-Contents may change without notice This Document can not be used with out Samsung' s authorization...
  • Page 49: Gsm Transmitter

    > = 1V > = 2 .7V RF26MHz , RF PSU Part Y e s Y e s Resolder U100 Check U200 7-29 SAMSUNG Proprietary-Contents may change without notice This Document can not be used with out Samsung' s authorization...
  • Page 50: Dcs Receiver

    > = 1V > = 2 .7V RF26MHz , RF PSU Part Y e s Y e s Resolder U100 Check U200 7-30 SAMSUNG Proprietary-Contents may change without notice This Document can not be used with out Samsung' s authorization...
  • Page 51: Dcs Transmitter

    > = 1V > = 2 .7V RF26MHz , RF PSU Part Y e s Y e s Resolder U100 Check U200 7-31 SAMSUNG Proprietary-Contents may change without notice This Document can not be used with out Samsung' s authorization...
  • Page 52: Pcs Receiver

    > = 1V > = 2 .7V RF26MHz , RF PSU Part Y e s Y e s Resolder U100 Check U200 7-32 SAMSUNG Proprietary-Contents may change without notice This Document can not be used with out Samsung' s authorization...
  • Page 53: Pcs Transmitter

    U100, C147, U709 > = 2 .7V RF26MHz , RF PSU Part Y e s Y e s Resolder U100 Check U200 7-33 SAMSUNG Proprietary-Contents may change without notice This Document can not be used with out Samsung' s authorization...
  • Page 54 Flow Chart of Troubleshooting 7-34 SAMSUNG Proprietary-Contents may change without notice This Document can not be used with out Samsung' s authorization...
  • Page 55 Flow Chart of Troubleshooting 7-35 SAMSUNG Proprietary-Contents may change without notice This Document can not be used with out Samsung' s authorization...
  • Page 56 Flow Chart of Troubleshooting 7-36 SAMSUNG Proprietary-Contents may change without notice This Document can not be used with out Samsung' s authorization...

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