GSM TELEPHONE SGH-X550 GSM TELEPHONE CONTENTS. 1. Safety Precautions. 2. Specification. 3. Operation Instruction and Installation

Transcription

1 GSM TELEPHONE SGH-X550 GSM TELEPHONE CONTENTS 1. Safety Precautions 2. Specification 3. Operation Instruction and Installation 4. Array course control 5. Exploded View/Disassembly and Assembly Instructions 6. MAIN Electrical Parts List 7. Block Diagrams 8. PCB Diagrams 9. Flow Chart of Troubleshooting 10. Reference data

2 1. Safety Precautions 1-1. Repair Precaution Repair in Shield Box, during detailed tuning. Take specially care of tuning or test, because specipicty of cellular phone is sensitive for surrounding interference(rf noise). Be careful to use a kind of magnetic object or tool, because performance of parts is damaged by the influence of magnetic force. Surely use a standard screwdriver when you disassemble this product, otherwise screw will be worn away. Use a thicken twisted wire when you measure level. therefore error of measurement is few. A thicken twisted wire has low resistance, 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 in heat. Surely tune on/off while using AC power plug, because a repair of battery charger is dangerous when tuning ON/OFF PBA and Connector after disassembling charger. Don't use as you pleases after change other material than replacement registered on SEC System. Otherwise engineer in charge isn't charged with problem that you don't keep this rules. 1-1

3 Safety Precautions 1-2. ESD(Electrostatically Sensitive Devices) Precaution Several semiconductor may be damaged easily by static electricity. Such parts are called by ESD (Electrostatically Sensitive Devices), for example IC,BGA chip etc. Read Precaution below. You can prevent from ESD damage by static electricity. Remove static electricity remained 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 most of ESD are packed by box and aluminum plate to have conductive power,they are prevented from static electricity. You must maintain electric contact between ESD and place due to be set up until ESD is connected completely to the proper place or a circuit board. 1-2

4 2. Specification 2-1. GSM General Specification GSM900 Phase 1 EGSM 900 Phase 2 DCS1800 Phase 1 PCS1900 Freq. Band[MHz] Uplink/Downlink 890~ ~ ~ ~ ~ ~ ~ ~1990 ARFCN range 1~124 0~124 & 975~ ~ ~810 Tx/Rx spacing 45MHz 45MHz 95MHz 80MHz Mod. Bit rate/ Bit Period kbps 3.692us kbps 3.692us kbps 3.692us kbps 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 -102dBm -100dBm -100dBm TDMA Mux Cell Radius 35Km 35Km 2Km - 2-1

5 Speclflcation 2-2. GSM Tx Power Class TX Power control level GSM900 TX Power control level DCS1800 TX Power control level PCS ±2 dbm 0 30±3 dbm 0 30±3 dbm 6 31±2 dbm 1 28±3 dbm 1 28±3 dbm 7 29±2 dbm 2 26±3 dbm 2 26±3 dbm 8 27±2 dbm 3 24±3 dbm 3 24±3 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 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 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 15 13±2 dbm 11 8±4dBm 11 8±4dBm 16 11±3 dbm 12 6±4 dbm 12 6±4 dbm 17 9±3dBm 13 4±4 dbm 13 4±4 dbm 18 7±3 dbm 14 2±5 dbm 14 2±5 dbm 19 5±3 dbm 15 0±5 dbm 15 0±5 dbm 2-2

6 3. Operation Instruction and Installation Main Function SMS/EMS/MMS Message Service WAP2.0 Speaker phone TFT 1.9" Main Display Dual Display VGA Camera Folder 16 Poly Melody client Bluetooth 3-1

7 Operation Instruction and Installation 3-2

8 4. Array course control 4-1. Software Adjustments Serial Cable(CSA LL64151-A) Power Cable USB DATA CABLE (CSA LL11105 AWM) JIG BOX (GH A) JIG CABLE (GH A) 4-1

9 Array course control 4-2. Software Downloading Pre-requsite for Downloading Downloader Program(S_Benz Downloader_V2.0.exe) X550 Mobile Phone Data Cable Binary file, TFS file S/W Downloader Program Load the binary download program by executing the "S_Benz Downloader_V2.0.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, check 'BIN+TFS' 4-2

10 Array course control 3. Select the file(s) what you want to download 4-3

11 Array course control 4-4

12 5. Exploded View/Disassembly&Assembly Instructions 5-1. Cellular phone Exploded View QRF03 QIF01 QFR01 QFU01 QKP01 QME01 QME16 QLC01 QMW01 QSP01 QMO01 QVK01 QAN05 QCR05 QMP01 QMI01 QCA01 QAN02 QHI01 QFL01 QRE01 QVO01 QCR31 QCR05 QSC01 QBA01 QBA00 5-1

13 Exploded View/Disassembly&Assembly Instructions 5-2. Cellular phone Parts list Design LOC Description Sec Code QAN02 INTENNA-SGH X550 GH A QAN05 ASSY MEC-INTENNA CONTACT GH A QBA00 PCT CASE-BATT TFC(XEC) GH A QBA01 INNER BATTERY PACK-800MAH,MAIN GH A QCA01 UNIT-SGHX550 CAMERA MODULE GH A QCR05 SCREW-MACHINE QCR05 SCREW-MACHINE QCR31 SCREW-MACHINE QFU01 ASSY CASE-FOLDER UPPER(XEC) GH A QKP01 ASSY KEYPAD-(XET/RED) GH B QME01 UNIT-METAL DOME GH A QME16 UNIT-CON TO CON ASSY GH A QMI01 MICROPHONE-ASSY GH A QMO01 MOTOR DC-SGHX550 GH A QMP01 PBA MAIN-SGHX550 GH A QRE01 ASSY CASE-REAR COVER GH B QSC01 RMO-RUBBER SCREW CAP GH B QSP01 SPEAKER QVK01 UNIT-VOLUME KEY GH A QVO01 PMO-VOLUME KEY V2 GH A QLC01 ELA ETC-SGH X550 LCD MODULE GH A QMW01 ASSY COVER-MAIN WINDOW GH A QFR01 ASSY CASE-FRONT COVER GH B QIF01 PMO-COVER IF GH B QRF03 PMO-COVER EAR JACK V2 GH B QFL01 ASSY CASE-FOLDER LOWER GH B QHI01 ASSY HINGE-FOLDER GH A 5-2

14 Exploded View/Disassembly&Assembly Instructions Description Sec Code BAG PE ADAPTOR-SGHD500 TA GH A LABEL(R)-WATER SOAK GH A LABEL(R)-MAIN(EU) GH A MANUAL USERS-XEC SPANISH GH A BOX-UNIT(XEC) GH B CUSHION PLUP-CASE(XEC) GH A MPR-REMOVE TAPE LCD GH A MPR-TAPE LCD CONN COVER GH A MPR-TAPE LED GH A MPR-INSU TAPE GH A MPR-VINYL BOHO MAIN WINDOW GH A MPR-INSU TAPE SUB LCD GH A MPR-INSU TAPE GH A MPR-TAPE GH A MPR-TAPE MAIN FPCB GH A TAPE GASK GH A SPONGE-PBA IF GH A TAPE-FPCB HOLE MASK GH A TAPE-LED MASKING GH A 5-3

15 Exploded View/Disassembly&Assembly Instructions 5-3. Disassembly and Assembly Instructions Disassembly 1 2 1) Unscrew the REAR at the 4 points. 1) Disassemble the REAR from the LOWER using a diassembly stic. 1) Be careful not to make scratch and molding damage! 3 1) Be careful not to make scratch and molding damage! 2) Please remove the lower end locker first. 4 1) Detach the volume key F-PCB, LCD CONNECTOR and MIC from the FRONT ASS'Y. 2) Disassemble the PBA from the FRONT ASS'Y. 1) Disassemble the KEYPAD. 2) Detach the DUST PROTECTION TAPE from the LOWER. 1) Be careful not to damage F-PCBs. (Volume key, LCD, MIC) 1) Be careful not to make scratch and damage to the LCD F-PCB. 5-4

16 Exploded View/Disassembly&Assembly Instructions 5 6 1) Push the hinge between FOLDER UPPER and FOLEDR LOWER, and disassemble the FRONT from the FOLDER. 1) Remove screw rubber caps and unscrew the FOLDER UPPER at the 2 point. 1) Be careful not to make scratch and molding damage! 2) Be careful not to damage CON TO CON FPCB! 1) Be careful not to make scratch and molding damage! 7 8 1) By using an assembly stick, disassemble FOLDER UPPER from FOLDER LOWER (Use disassemble hole) 1) Disassemble the MOTOR, SPEAKER & CAMERA from the FOLDER LOWER by using a pincette. 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 damage F-PCBs and Wire. 5-5

17 Exploded View/Disassembly&Assembly Instructions ) Detatch insulation tapes of the connectors. 2) Disassemble the LCD F-PCB and CAMERA module from the LCD module. 1) Disassemble the LCD module from the FOLDER LOWER. 1) Be careful not to make scratch and molding damage. 2) Be careful not to damage F-PCBs. 1) Be careful not to make scratch and molding damage! 2) Be careful not to damage the LCD module. 5-6

18 Exploded View/Disassembly&Assembly Instructions Assembly 1 2 1) Insert the LCD & CAMERA F-PCB to LCD module. 2) Attach the insulation tape on the connectors. 1) Insert the LCD F-PCB into the FOLDER LOWER. 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 damage the LCD F-PCB ) Insert the SPEAKER into FOLDER LOWER. 2) Twist MOTOR wire third times and insert into the FOLDER LOWER. 1) Insert the CAMERA module into the FOLDER LOWER. 1) Be careful not to make scratch and molding damage! 2) Arrange Wires clearly as above picture is shown. 1) Be careful not to make scratch and molding damage! 2) Be careful not to damage the CAMERA F-PCB. 5-7

19 Exploded View/Disassembly&Assembly Instructions 5 1) Assemble FOLDER UPPER with FOLDER LOWER from the upper end to the lower end. 6 1) Screw up the FOLDER LOWER at two point. 2) Attach screw rubber caps on the screws by using a pincette. 1) Be careful not to make scratch and molding damage! 1) Be careful not to make scratch and molding damage! Use 1.1 ± 0.1 Kgf Cm 7 1) Insert LCD FPCB(which is connected to folder)into the bottom of FRONT HINGE. 2) The folder HINGE sould be inserted into the front's hole. 3) Assemble FOLDER with FRONT. 8 1) Attach the dust protection tape on the inside of the FRONT. 1) Be careful not to make scratch and molding damage. 2) Be careful not to damage LCD F-PCB. 1) Be careful not to make scratch and molding damage. 5-8

20 Exploded View/Disassembly&Assembly Instructions 9 1) Insert the KEYPAD into FRONT. 10 1) Put the PBA on the FRONT ASS'Y. 2) Joint CON to CON FPCB with the PBA. 3) Attach the Volume key F-PCB to the FRONT. 4) Put the MIC on the FRONT MIC HOLE. 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 unstably connect CON TO CON. 11 1) Locate VOLUME KEY and assemble REAR with 12 FRONT. 2) Assembly the upper side of the REAR like the picture. 1) Screw the REAR at 4 point 1) Be careful not to make scratch and molding damage! 2) Be careful not to damage LOCKER. 1) Be careful not to make scratch and molding damage! 2) Be careful not to damage LOCKER. 3) Use 1.3 ± 0.1 Kgf Cm 5-9

21 Exploded View/Disassembly&Assembly Instructions 5-10

22 6. MAIN Electrical Parts List Design LOC Description SEC Code STATUS ANT200 NPR-ANTENNA CONTACT GH A SA ANT201 NPR-ANTENNA CONTACT GH A SA ANT600 ANTENNA-CHIP SA BAT500 BATTERY-LI(2ND) SA BTC700 HEADER-BATTERY SA C100 C-CER,CHIP SA C101 C-CER,CHIP SA C102 C-CER,CHIP SA C103 C-CER,CHIP SA C104 C-CER,CHIP SA C105 C-CER,CHIP SA C106 C-CER,CHIP SA C107 C-CER,CHIP SA C108 C-CER,CHIP SA C109 C-CER,CHIP SA C110 C-CER,CHIP SA C111 C-CER,CHIP SA C112 C-CER,CHIP SA C113 C-CER,CHIP SA C114 C-CER,CHIP SA C115 C-CER,CHIP SA C116 C-CER,CHIP SA C117 C-CER,CHIP SA C118 C-CER,CHIP SA C119 C-CER,CHIP SA C120 C-CER,CHIP SA C121 C-CER,CHIP SA C122 C-CER,CHIP SA C123 C-CER,CHIP SA C124 C-CER,CHIP SA C125 C-CER,CHIP SA C126 C-CER,CHIP SA C127 C-CER,CHIP SA C128 C-CER,CHIP SA C129 C-CER,CHIP SA C130 C-CER,CHIP SA C131 C-CER,CHIP SA C132 C-CER,CHIP SA C133 C-CER,CHIP SA C134 C-CER,CHIP SA C200 C-CER,CHIP SA C201 C-CER,CHIP SA C202 INDUCTOR-SMD SA C203 C-CER,CHIP SA C204 C-CER,CHIP SA C205 C-CER,CHIP SA C206 C-CER,CHIP SA C207 C-CER,CHIP SA C209 C-CER,CHIP SA C210 C-CER,CHIP SA C211 C-CER,CHIP SA C212 C-CER,CHIP SA C214 C-CER,CHIP SA 6-1

23 Main Electrical Parts List Design LOC Description SEC Code STATUS C215 C-CER,CHIP SA C216 C-CER,CHIP SA C300 C-CER,CHIP SA C301 C-CER,CHIP SA C302 C-CER,CHIP SA C303 C-CER,CHIP SA C304 C-CER,CHIP SA C305 C-CER,CHIP SA C306 C-CER,CHIP SA C307 C-CER,CHIP SA C308 C-CER,CHIP SA C309 C-CER,CHIP SA C310 C-CER,CHIP SA C311 C-CER,CHIP SA C312 C-CER,CHIP SA C314 C-CER,CHIP SA C315 C-CER,CHIP SA C325 C-CER,CHIP SA C326 C-CER,CHIP SA C400 C-CER,CHIP SA C401 C-CER,CHIP SA C402 C-CER,CHIP SA C403 C-CER,CHIP SA C404 C-CER,CHIP SA C405 C-CER,CHIP SA C406 C-CER,CHIP SA C407 C-CER,CHIP SA C408 C-CER,CHIP SA C410 C-CER,CHIP SA C411 C-CER,CHIP SA C502 C-CER,CHIP SNA C506 C-CER,CHIP SA C507 C-CER,CHIP SA C508 C-CER,CHIP SA C509 C-CER,CHIP SA C510 C-CER,CHIP SA C511 C-CER,CHIP SA C512 C-CER,CHIP SA C513 C-CER,CHIP SA C515 C-CER,CHIP SA C516 C-CER,CHIP SA C518 C-CER,CHIP SA C520 C-CER,CHIP SA C521 C-CER,CHIP SA C522 C-CER,CHIP SA C523 C-CER,CHIP SNA C524 C-CER,CHIP SA C526 C-CER,CHIP SA C600 C-CER,CHIP SA C601 C-CER,CHIP SA C602 C-CER,CHIP SA C603 C-CER,CHIP SA C604 C-CER,CHIP SA 6-2

24 Main Electrical Parts List Design LOC Description SEC Code STATUS C607 C-CER,CHIP SA C608 C-CER,CHIP SA C609 C-CER,CHIP SA C610 C-CER,CHIP SA C611 C-CER,CHIP SA C612 C-CER,CHIP SA C613 C-CER,CHIP SA C614 C-CER,CHIP SA C700 C-CER,CHIP SA C701 C-CER,CHIP SA C702 C-CER,CHIP SA C704 C-CER,CHIP SA C706 C-CER,CHIP SA C707 C-CER,CHIP SA C708 C-CER,CHIP SA C710 C-CER,CHIP SA C712 C-CER,CHIP SA C713 C-CER,CHIP SA C714 C-CER,CHIP SA C717 C-CER,CHIP SA C718 C-CER,CHIP SA C720 C-CER,CHIP SA C721 C-CER,CHIP SA C722 C-CER,CHIP SA C723 C-CER,CHIP SA C724 C-CER,CHIP SA C725 C-CER,CHIP SA C726 C-CER,CHIP SA C727 C-CER,CHIP SA C728 C-CER,CHIP SA C729 C-CER,CHIP SA C800 C-CER,CHIP SA C801 C-CER,CHIP SA C803 C-CER,CHIP SA C804 C-CER,CHIP SA C805 C-CER,CHIP SA C806 C-CER,CHIP SA C807 C-CER,CHIP SA C808 C-CER,CHIP SA C809 C-CER,CHIP SA C810 C-CER,CHIP SA C811 C-CER,CHIP SA C812 C-CER,CHIP SA C819 C-CER,CHIP SA C820 C-CER,CHIP SA C821 C-CER,CHIP SA C822 C-CER,CHIP SA D700 DIODE-TVS SA D702 DIODE-TVS SA D703 DIODE-TVS SA D704 DIODE-TVS SA D705 DIODE-TVS SA D706 DIODE-TVS SA 6-3

25 Main Electrical Parts List Design LOC Description SEC Code STATUS D707 DIODE-TVS SA D708 DIODE-TVS SA D711 VARISTOR SA D712 DIODE-TVS SA D714 DIODE-TVS SA D800 DIODE-TVS SA D801 DIODE-TVS SA DUF200 DUPLEXER-FEM SA EAR700 JACK-PHONE SA F200 FILTER-EMI SMD SA F600 FILTER-LC SA F700 FILTER-EMI/ESD SA HEA800 HEADER-BOARD TO BOARD SA IFC700 CONNECTOR-INTERFACE SA L100 INDUCTOR-SMD SA L101 INDUCTOR-SMD SA L102 INDUCTOR-SMD SA L103 INDUCTOR-SMD SA L104 INDUCTOR-SMD SA L106 INDUCTOR-SMD SA L107 INDUCTOR-SMD SA L108 INDUCTOR-SMD SA L109 INDUCTOR-SMD SA L110 INDUCTOR-SMD SA L111 INDUCTOR-SMD SA L112 INDUCTOR-SMD SA L113 INDUCTOR-SMD SA L114 INDUCTOR-SMD SA L115 INDUCTOR-SMD SA L116 INDUCTOR-SMD SA L117 INDUCTOR-SMD SA L118 INDUCTOR-SMD SA L119 INDUCTOR-SMD SA L120 INDUCTOR-SMD SA L121 INDUCTOR-SMD SA L122 INDUCTOR-SMD SA L123 INDUCTOR-SMD SA L201 INDUCTOR-SMD SA L203 INDUCTOR-SMD SA L204 INDUCTOR-SMD SA L205 INDUCTOR-SMD SA L601 BEAD-SMD SA L700 BEAD-SMD SA L701 BEAD-SMD SA LED701 LED SA LED702 LED SA OSC100 OSCILLATOR-VCTCXO SA OSC300 CRYSTAL-SMD SA PAM200 IC-POWER AMP SA Q400 FET-SILICON SA R100 INDUCTOR-SMD SA R101 R-CHIP SA R102 R-CHIP SA 6-4

26 Main Electrical Parts List Design LOC Description SEC Code STATUS R103 R-CHIP SA R104 R-CHIP SA R105 R-CHIP SA R106 R-CHIP SA R107 R-CHIP SA R108 R-CHIP SA R109 R-CHIP SA R110 R-CHIP SA R111 R-CHIP SA R112 R-CHIP SA R113 R-CHIP SA R114 R-CHIP SA R115 R-CHIP SA R116 R-CHIP SA R117 R-CHIP SA R200 R-CHIP SA R300 R-CHIP SA R301 R-CHIP SA R302 R-CHIP SA R303 R-CHIP SA R308 R-CHIP SA R309 R-CHIP SA R310 R-CHIP SA R311 R-CHIP SA R312 R-CHIP SA R314 R-CHIP SA R315 R-CHIP SA R316 R-CHIP SA R317 R-CHIP SA R318 R-CHIP SA R319 R-CHIP SA R320 R-CHIP SA R403 R-CHIP SA R404 R-CHIP SA R405 R-CHIP SA R406 R-CHIP SA R407 R-CHIP SA R408 R-CHIP SA R409 R-CHIP SA R410 R-CHIP SA R411 R-CHIP SA R412 R-CHIP SA R413 R-CHIP SA R416 R-CHIP SA R417 R-CHIP SA R418 R-CHIP SA R502 R-CHIP SA R503 R-CHIP SA R504 R-CHIP SA R505 R-CHIP SA R508 R-CHIP SA R509 R-CHIP SA R510 R-CHIP SA 6-5

27 Main Electrical Parts List Design LOC Description SEC Code STATUS R511 R-CHIP SA R600 R-CHIP SA R602 R-CHIP SA R607 R-CHIP SA R608 R-CHIP SA R609 R-CHIP SA R610 R-CHIP SA R611 R-CHIP SA R612 R-CHIP SA R613 R-CHIP SA R615 R-CHIP SA R616 R-CHIP SA R700 R-CHIP SA R701 R-CHIP SA R702 R-CHIP SA R704 R-CHIP SA R705 R-CHIP SA R706 R-CHIP SA R707 R-CHIP SA R708 R-CHIP SA R709 R-CHIP SA R710 R-CHIP SA R713 R-CHIP SA R714 R-CHIP SA R715 R-CHIP SA R716 R-CHIP SA R717 R-CHIP SA R719 R-CHIP SA R720 R-CHIP SA R721 R-CHIP SA R723 R-CHIP SA R724 R-CHIP SA R725 R-CHIP SA R726 R-CHIP SA R727 R-CHIP SA R738 R-CHIP SA R739 R-CHIP SA R740 R-CHIP SNA R744 R-CHIP SA R745 R-CHIP SA R746 R-CHIP SA R753 R-CHIP SA R754 R-CHIP SA R755 R-CHIP SA R756 R-CHIP SA R757 R-CHIP SA RFS200 CONNECTOR-COAXIAL SA SIM500 CONNECTOR-CARD EDGE SA SW600 IC-HALL EFFECT S/W SA TA200 C-TA,CHIP SA TA507 C-TA,CHIP SA TA606 C-TA,CHIP SA TA700 C-TA,CHIP SA 6-6

28 Main Electrical Parts List Design LOC Description SEC Code STATUS TH300 THERMISTOR-NTC SA TR700 TR-DIGITAL SA U100 IC-TRANSCEIVER SA U401 IC ASIC-SGHE420 GH A SA U402 FET-SILICON SA U500 IC-POWER SUPERVISOR SA U502 IC-CMOS LOGIC SA U600 IC-CMOS LOGIC SA U601 IC-ANALOG MULTIPLEX SA U606 IC-DATA COMM./GEN SA U608 IC-BATTERY SA U700 IC-POSI.FIXED REG SA U701 IC-VOLTAGE COMP SA U707 IC-AUDIO AMP SA U709 IC-ANALOG MULTIPLEX SA U973 INDUCTOR-SMD SA UCP300 IC-COMM. CONTROLLER SA UME400 IC-MCP SA V500 VARISTOR SA V800 VARISTOR SA V801 VARISTOR SA V802 VARISTOR SA V803 VARISTOR SA V804 VARISTOR SA V805 VARISTOR SA V806 VARISTOR SA V807 VARISTOR SA V809 VARISTOR SA V810 VARISTOR SA V811 VARISTOR SA V812 VARISTOR SA X500 CRYSTAL-SMD SA ZD700 DIODE-ZENER SA ZD701 DIODE-TVS SA ZD705 DIODE-TVS SA 6-7

29 Main Electrical Parts List 6-8

30 7. Block Diagrams 7-1. RF Solution Block Diagram MV

31 (:_C_LKLMCHD(:A(:)Block Diagrams 7-2. Base Band Solution Block Diagram EAR_P RCV_P RCV_N AMP (TAP6201) SPK VDD1 VDD2 SCL SDA IT_PMU EAR_N ANL S/W (STG3699) SPK_P SPK_N MIC VDD3 +AVDD VCC_SYN MIC_BIAS PCF50603 REF_ON 32K SIM CARD MOTOR OM 6357EL4 MAIN CHIP DCL DU DD MIC_P MIC_N B/T (BC313141) EAR_MIC_P EAR_MIC_N HEADSET VDD_RX_TX LDO DAUL LDO Li-ion Battery (standard) ISL6294 CHARGE IC 0077MEMORY NOR FLASH 128M SDRAM 64MHHD(0:7) Y)LD(0:7) KLCD_CS_M LCD_CS_SP(CAMERA) 07)MV3015SAQ VGA CAMERA MAIN LCD TFT 1.9 SUB LCD 4-Gray

32 8. PCB Diagrams Top 8-1

33 PCB Diagrams Bottom 8-2

34 9. Flow Chart of Troubleshooting 9-1. Power On ' Power On ' does not work Check the Battery Voltage is more than 3.4V Change the Battery C507(VINT) = 2.7V? Check the PMU related to VINT Check the Clock at R502=32KHZ Resolder X500 C521(VDD2) & C522(VDD3) ="H"? Check the related circuit C512(VDD1) =1.8V? Check the VDD1(Core voltage)circuit Check for the clock at C110 =13MHz Check the clock generation circuit (related to U100) Check the initial operation END 9-1

35 Flow Chart of Troubleshooting 9-2

36 Flow Chart of Troubleshooting 9-2. Initial Initial Failure R301 (RSTON) ="H"? Check the circuit related to reset Check the 16bit data signal &memoryce END 9-3

37 Flow Chart of Troubleshooting 9-4

38 Flow Chart of Troubleshooting 9-3. Charging Part Abnormal charging part Check the U608 pin 1 >4.9V Check the circuit related to V_EXT_CHARGE U608 pin 4 = "L"? Resolder or replace U608 Check the U608 pin 8 4.2V Resolder or replace U608 END 9-5

39 Flow Chart of Troubleshooting 9-6

40 Flow Chart of Troubleshooting 9-4. Sim Part Phone can't access SIM Card SIM500 pin 1,5 = "H"? Check the sim charge pump After Power ON, Check SIMCLK Signal on pin3 of SIM500 in a few second Check the Clock After SIM card insert, SIM500 pin 2 = "H(SIM_RST)"? Replace PBA Check the SIM Card END 9-7

41 Flow Chart of Troubleshooting 9-8

42 Flow Chart of Troubleshooting 9-5. Microphone Part Microphone does not work Check the connection from MIC Resolder MIC Check the voltage of MIC BIAS (2.15V). Replace PM IC or PBA Check the circuit from EAR700 to MIC Resolder the Surrounding capacitors Check the MIC Replace the MIC END 9-9

43 Flow Chart of Troubleshooting 9-10

44 Flow Chart of Troubleshooting 9-6. Speaker Part(Melody) Speaker does not work U707 PIN 1 ='H'? Replace UCP300 Is Speaker working? Change the Speaker END 9-11

45 Flow Chart of Troubleshooting 9-12

46 Flow Chart of Troubleshooting 9-7. Key Data Input Check Initial Operation When one of the keys is pushed, is it displayed on LCD? Check the Dome sheet & Key Pad When one of the keys is pushed, KBIO signal is OK? Replace the PBA END 9-13

47 Flow Chart of Troubleshooting 9-8. Receiver Part Receiver does not work Is Receiver working? Resolder UCP300 or change PBA Is Receiver working? Replace the Receiver END 9-14

48 Flow Chart of Troubleshooting 9-9. Back Light (for Color Main LCD) Backlight does not work Is LCD Contrast set on high level in the Menu? Set LCD Contrast on high level U2(LCD MODULE) PIN 2 = H? Check the inserting condition of CON TO CON Resolder UCP300 or change PBA U2PIN8=3.6V? Check the U1 & the related circuit Replace the LCD Module END 9-15

49 Flow Chart of Troubleshooting 9-16

50 Flow Chart of Troubleshooting Key Back Light Main Key LED does not work U700 pin8 = H? Check the UCP300 related to "KEY_LED_ON" END 9-17

51 Flow Chart of Troubleshooting Camera part "Camera" function does not work Check the Camera connector on LCD module. Reconnect the camera module C406 =26MHz? Check U100related to 26Mhz Is there another problem? Replace the camera module END 9-18

52 Flow Chart of Troubleshooting 9-19

53 Flow Chart of Troubleshooting GSM Receiver RX ON RF input : 62CH center freq : 942MHz Amp : -50dBm DUF200 Pin8 >= -65dBm Resolder RFS200,C203,L201 DUF200 5,6 >= -68dBm Check DUF200 pin10,pin12 = L Check ANT Switch control circuit Resolder DUF200 U101 pin 29 >= -70dBm pin 30 >= -70dBm Resolder L101, L102, L103 U101 pin 6,7,8,9 >= 1V U101 pin 10,15>=2.8V Check & Resolder U101, OSC100 RF26MHz, RF PSU Part Resolder U101 Check U500 END 9-20

54 Flow Chart of Troubleshooting GSM Transmitter TX ON (5Level) DUF200 Pin8 >= 20dBm Resolder RFS200,C203,L201 DUF200 pin11 >= 18dBm Check DUF200 pin10 = H (2.6V), 12 = L Check ANT Switch control circuit Change or Resolder C206,C208,C209 PAM100 pin11 >= 18dBm Resolder or Change PAM100 PAM100 pin4 <= -11dBm Check F200, OK? Resolder or Change F200 Check +VBAT or PAM control signal U101 pin 38,39<= 15dB Resolder L111,C115,C116 U101 pin 6,7,8,9 >= 1V U101 pin 10,15 >=2.8V Check & Resolder RFOL signal, RF13MHz, RF PSU Part Resolder U101 Check U500 END 9-21

55 Flow Chart of Troubleshooting DCS Receiver RX ON RF input : 698CH center freq : MHz Amp : -50dBm DUF200 Pin8 >= -65dBm Resolder RFS200,C203,L201 DUF200 1,2 >= -68dBm Check DUF200 pin10,pin12 = L Check ANT Switch control circuit U101 pin 35 >= -70dBm pin 36 >= -70dBm Resolder L107, L108, L109 Resolder DUF200 U101 pin 6,7,8,9 >= 1V U101 pin 10,15 >=2.8V Check & Resolder U100, OSC100 RF26MHz, RF PSU Part Resolder U101 Check U500 END 9-22

56 Flow Chart of Troubleshooting DCS Transmitter TX ON (5Level) DUF200 Pin8 >= 20dBm Resolder RFS200,C203,L201 DUF200 pin13 >= 18dBm Check F100 pin12 = H (2.6V), 10 = L Check ANT Switch control circuit Change or Resolder L205,C213,C214 PAM100 pin15 >= 18dBm Resolder or Change PAM100 PAM100 pin3 <= -11dBm Check F200, OK? Resolder or Change F200 Check +VBAT or PAM control signal U101 pin 1,2<= 15dB Resolder C127,C128,L119 U101 pin 6,7,8,9 >= 1V U101 pin 10,15 >=2.8V Check & Resolder RFOH signal, RF13MHz, RF PSU Part Resolder U101 Check U500 END 9-23

57 Flow Chart of Troubleshooting PCS Receiver RX ON RF input : 660CH center freq : MHz Amp : -50dBm DUF200 Pin8 >= -65dBm Resolder RFS200,C203,L201 DUF200 3,4 >= -68dBm Check DUF200 pin10,pin12 = L Check ANT Switch control circuit U101 pin 32 >= -70dBm pin 33 >= -70dBm Resolder L104, L106 Resolder DUF pin 6,7,8,9 >= 1V U101 pin 10,15 >=2.8V Check & Resolder U100, OSC100 RF26MHz, RF PSU Part Resolder U101 Check U500 END 9-24

58 Flow Chart of Troubleshooting PCS Transmitter TX ON (5Level) DUF200 Pin8 >= 20dBm Resolder RFS200,C203,L201 DUF200 pin13 >= 18dBm Check F100 pin12 = H (2.6V), 10 = L Check ANT Switch control circuit Change or Resolder L205,C213,C214 PAM100 pin15 >= 18dBm Resolder or Change PAM100 PAM100 pin3 <= -11dBm Check F200, OK? Resolder or Change F200 Check +VBAT or PAM control signal U101 pin1,2 <= 15dBm Resolder C127,C128,L119 U101 pin 6,7,8,9 >= 1V U101 pin 10,15 >=2.8V Check & Resolder RFOH signal, RF13MHz, RF PSU Part Resolder U101 Check U500 END 9-25

59 Flow Chart of Troubleshooting 9-26

60 Flow Chart of Troubleshooting 9-27

61 Flow Chart of Troubleshooting 9-28

62 10. Reference data Reference Abbreviate AAC: Advanced Audio Coding. AVC : Advanced Video Coding. BER : Bit Error Rate BPSK: 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 ise PS : Pilot Symbol QPSK: Quadrature Phase Shift Keying RS : Reed-Solomon SI :ServiceInformation TDM : Time Division Multiplexing TS : Transport Stream 10-1

63 Reference data 10-2

64 GSPN (Global Service Partner Network) Country rth America Latin America CIS Europe China Asia Mideast & Africa Web Site service.samsungportal.com latin.samsungportal.com cis.samsungportal.com europe.samsungportal.com china.samsungportal.com asia.samsungportal.com mea.samsungportal.com 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. c Samsung Electronics Co.,Ltd Rev.1.0