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Samsung SGH-P940 Service Manual

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GSM TELEPHONE
GSM TELEPHONE
SGH-P940
CONTENTS
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  • Page 1: Table Of Contents

    GSM TELEPHONE SGH-P940 GSM TELEPHONE CONTENTS Safety Precautions Specification Product Function Array course control Exploded View/Disassembly and Assembly Instructions MAIN Electrical Parts List Block Diagrams PCB Diagrams Flow Chart of Troubleshooting 10. Reference data...
  • Page 2 C O N T E N T S 1. Safety Precautions 1-1. Repair Precaution......................1-1 1-2. ESD(Electrostatically Sensitive Devices) Precaution..........1-2 2. Specification 2-1. GSM General Specification..................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.
  • Page 3 C O N T E N T S 9. Flow Chart of Troubleshooting 9-1. Power ON........................9-1 9-2. Initial...........................9-4 9-3. Sim Part........................9-8 9-4. Speaker Part(Melody)....................9-11 9-5. Microphone Part.......................9-14 9-6. Key Data Input......................9-16 9-7. Receiver Part......................9-17 9-8. Back Light (for Color Main LCD)................9-19 9-9.

  • Page 4: Safety Precautions

    ― 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. SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...

  • Page 5: Esd(Electrostatically Sensitive Devices) Precaution

    ― 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. SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...

  • Page 6: Specification

    (max +33dBm) (max +30dBm) (max +30dBm) (max + 24dBm) Se nsitivity -10 2dBm -10 0dBm -10 0dBm -1 06.7d Bm TDMA Mux Cell Radiu s 35Km SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...

  • Page 7: Gsm Tx Power Class

    11±3 dBm 8±4dBm 8±4dBm 6±4 dBm 9±3dBm 6±4 dBm 4±4 dBm 7±3 dBm 4±4 dBm 5±3 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 8: Product Function

    ― YAMAHA 64 poly ― Multimedia Message Service (MMS) ― E-mail ― Voice recorder ― Java / WAP2.0 ― Quad-band(900/1800/1900/2100MHz) ― Bluetooth (Ver1.2) ― DVB-H ― 2MEGA CAMERA SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 9 Product Function SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...

  • Page 10: Array Course Control

    2. RF test cable: RF test 3. Test cable: JIG to phone 4. TA (Travel Adaptor) 5. Data Link Cable : USB cable 6. Serial cable: PC to JIG SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...

  • Page 11: Software Downloading

    – FactoryFS_P940_Vodafone_Vanilla_Italy.ffs : Default file system to be put into in initial production 4-2-2. Pre-requsite for Downloading • Downloader Program(FastMultiLoader V3.3.exe) • SGH-P940 Mobile Phone • USB Data Link Cable • Binary files SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 12 4-2-3. S/W Downloader Program 1. Boot the P940 by pressing ‘Power ON key’ + ‘Number 9 key’ at the same time- If you do properly, you can see the following message on sub LCD “SGH-P940 DOWNLOAD” 2. Load the binary download program by executing the “FastMultiLoader...
  • Page 13 Array course control 3. Select the check box what you want to download. 4. Select the binary file what you want to download SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 14 5. Now press the button ‘DownLoad’. 6. When downloading is complete, UE reboot automatically. - If there is difference in FactoryFs.bin, UE will format file system automatically. SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 15 Array course control SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...

  • Page 16: Exploded View/Disassembly And Assembly Instructions

    QBR04 QCR32 QAN05 QAN01 QMO01 QCA02 QCR58 QSP01 QLC01 QVK01 QSP02 QRE01 QAN04 QIF01 QCK01 QFL01 QRF01 QCR06 QCR06 QVO01 QSC13 QBA01 QCR06 QMW01 QBA00 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...

  • Page 17: Cellular Phone Parts List

    　 QVO01 PMO-VOL KEY GH72-28866A 　 QME01 UNIT-KEY FPCB GH59-03704A 　 QMI01 AS-MIC SVC GH81-05445A 　 QRE01 ASSY CASE-REAR GH98-02999A 　 QIF01 PMO-COVER TF GH72-34693A SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 18 MPR-INSU TAPE GH74-29762A MPR-INSU TAPE GH74-29763A MPR-INSU TAPE GH74-29764A MPR-INSU TAPE GH74-29765A MPR-INSU TAPE GH74-29766A MPR-INSU TAPE GH74-29767A AS-LCD FPCB GH81-05945A AS-SUB LCD SVC GH81-06086A SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...

  • Page 19: Disassembly&Assembly Instructions

    (①), side (②) and REAR Disjoint top portion (③) 2) When disjoint REAR top portion (③), do not inflict sequentially. force and disassemble giving flow to right and left.. SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 20 2) Disjoint Intenna from right side on FRONT lower damage, and avoids for PBA piece part that column. effect goes. 3) Disjoint COAXIAL CABLE at Intenna SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 21 1) Disjoint right side and after extract left FPCB, 2) When disjoint FPCB, take care so that FPCB may Separate FOLDER ASS' Y and FRONT not tear. SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 22 1) After FOLDER UPPER SCREW 4 point, Extracting 1) When disjoint FPCB, take care lest FPCB should SUB LCD ASS' Y FPCB through Hole. tear. 2) Separate UPPER and ARM. SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 23 1) When remove, Scratch Attention. 2) When separate each parts, Avoid parts - When remove dust, use alcohol and swab. interference and FPCB/WIRE tearing or get taken. SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 24 2) After disjoint TOUCH KEY FPCB ARM, Separate FPCB may not tear. perfectly UPPER / LOWER. 3) Take care so that TOUCH KEY FPCB may not tear. SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 25 HINGE DUMMY HINGE 1) When disjoint HINGE DUMMY, take care so that 1) Extract HINGE and Cancel CAMERA fixing state. CAMERA FPCB may not tear. 5-10 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 26 VOLUME KEY, CAM KEY. 2) When remove SOLDERING, Do not to effect goes 2) Take care lest FPCB should tear. for neighborhood piece part. 5-11 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 27 1) Work bonding in SPEAKER WIRE's neck region. 2) Work as do not become excess bonding. 3) Glue works as do not escape GUIDE LINE. 5-12 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 28 2) Observe in FPCB and hinge direction after 2) When connect hinge DUMMY, Take care lest CAMERA insertion. should tear to FPCB. 5-13 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 29 1) Take care so that FPCB may not tear. (①), Connect ARM UPPER and ARM LOWER 2) SUB LCD FPCB is front, CAMERA FPCB is (FPCB direction attention) backward. 5-14 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 30 2) Take care lest FPCB should tear. Attach ARM SCREW SHEET. ARM SCREW SHEET 1) Attach ARM SCREW SHEET. 5-15 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 31 TAPE 1) Central TAPE ( INSULATION TAPE → 1) Sets well in holdfast directrix and attaches CHALLENGE TAPE → INSULATION TAPE ) INSULATION TAPE. 5-16 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 32 1) When contract SCREW, Take care so that scratch FOLDER UPPER. does not occur. 3) When insert FPCB, take care so that FPCB may not tear. 5-17 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 33 1) Attach FOLDER SCREW CAP (4POINT). 2) When contract SCREW, observe shooting out scratch. 3) SCREW CAP fix as once more as possible press. 5-18 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 34 1) Take care so that FPCB may not be chewed. arrived safe to KEY PCB GND. 3) Take care so that COAXIAL CABLE may not be chewed. 5-19 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 35 1) When contract SCREW, Take care so that scratch 2) Observe for LOCKING wealth damage. does not occur. 3) Take care so that RF WIRE may not be chewed at LOCKER assembly. 5-20 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 36 ASSEMBLE FPCB & INTENNA CONN' . RF SHEET REAR SCREW CAP (2POINT) 1) Insert REAR SCREW CAP to 4 POINTs of picture. 2) Attach R/F SHEET. 5-21 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 37 Exploded View/Disassembly&Assembly Instructions 5-22 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...

  • Page 38: Main Electrical Parts List

    2203-006423 C104 C-CER,CHIP 2203-005808 C1040 C-CER,CHIP 2203-006423 C1041 C-CER,CHIP 2203-006562 C1042 C-CER,CHIP 2203-006423 C1043 C-CER,CHIP 2203-006423 C1044 C-CER,CHIP 2203-006423 C1045 C-CER,CHIP 2203-006824 C1046 C-CER,CHIP 2203-006562 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 39 2203-006838 C145 C-CER,CHIP 2203-000812 C146 C-CER,CHIP 2203-005682 C147 C-CER,CHIP 2203-006208 C148 C-CER,CHIP 2203-006423 C149 C-CER,CHIP 2203-005729 C150 C-CER,CHIP 2203-000254 C151 C-CER,CHIP 2203-005729 C152 C-CER,CHIP 2203-005732 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 40 2203-006305 C300 C-CER,CHIP 2203-006423 C301 C-CER,CHIP 2203-006617 C302 C-CER,CHIP 2203-006423 C303 C-CER,CHIP 2203-005725 C304 C-CER,CHIP 2203-005725 C305 C-CER,CHIP 2203-006668 C306 C-CER,CHIP 2203-006423 C307 C-CER,CHIP 2203-006617 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 41 2203-006194 C353 C-CER,CHIP 2203-006194 C354 C-CER,CHIP 2203-006194 C355 C-CER,CHIP 2203-006825 C356 C-CER,CHIP 2203-006423 C357 C-CER,CHIP 2203-006423 C358 C-CER,CHIP 2203-006423 C359 C-CER,CHIP 2203-006423 C360 C-CER,CHIP 2203-006423 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 42 2203-006423 C444 C-CER,CHIP 2203-006423 C445 C-CER,CHIP 2203-006048 C446 C-CER,CHIP 2203-006048 C447 C-CER,CHIP 2203-006562 C448 C-CER,CHIP 2203-006562 C449 C-CER,CHIP 2203-006562 C450 C-CER,CHIP 2203-006681 C451 C-CER,CHIP 2203-006562 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 43 2203-005383 C567 C-CER,CHIP 2203-005383 C568 C-CER,CHIP 2203-005683 C569 C-CER,CHIP 2203-005683 C570 C-CER,CHIP 2203-005683 C571 C-CER,CHIP 2203-005682 C572 C-CER,CHIP 2203-001259 C573 C-CER,CHIP 2203-001259 C574 C-CER,CHIP 2203-005682 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 44 2203-000438 C712 C-CER,CHIP 2203-006423 C800 C-CER,CHIP 2203-006562 C801 C-CER,CHIP 2203-006562 C802 C-CER,CHIP 2203-006562 C803 C-CER,CHIP 2203-005682 C804 C-CER,CHIP 2203-005682 C805 C-CER,CHIP 2203-006562 C806 C-CER,CHIP 2203-005682 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 45 3711-005659 IFC700 SOCKET-INTERFACE 3710-002442 L100 INDUCTOR-SMD 2703-002207 L1000 INDUCTOR-SMD 2703-002774 L1001 INDUCTOR-SMD 2703-002774 L1002 INDUCTOR-SMD 2703-001235 L1003 INDUCTOR-SMD 2703-001180 L1004 INDUCTOR-SMD 2703-001235 L1005 INDUCTOR-SMD 2703-001235 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 46 1201-002305 Q200 TR-DIGITAL 0504-001151 R100 R-CHIP 2007-007491 R1000 R-CHIP 2007-007943 R1001 R-CHIP 2007-007483 R1002 R-CHIP 2007-000170 R1003 R-CHIP 2007-009212 R1004 R-CHIP 2007-009212 R1005 R-CHIP 2007-007943 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 47 R304 R-CHIP 2007-008516 R305 R-CHIP 2007-008055 R306 R-CHIP 2007-008049 R307 R-CHIP 2007-008419 R308 R-CHIP 2007-008516 R310 R-CHIP 2007-008516 R311 R-CHIP 2007-000171 R312 R-CHIP 2007-000171 6-10 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 48 R513 R-CHIP 2007-008786 R514 R-CHIP 2007-008786 R515 R-CHIP 2007-008786 R516 R-CHIP 2007-008808 R517 R-CHIP 2007-008786 R518 R-CHIP 2007-008808 R519 R-CHIP 2007-007313 R520 R-CHIP 2007-008798 6-11 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 49 R909 R-CHIP 2007-000162 R910 R-CHIP 2007-000172 R911 R-CHIP 2007-000172 R912 R-CHIP 2007-000153 R913 R-CHIP 2007-007148 R914 R-CHIP 2007-000151 R916 R-CHIP 2007-008055 R917 R-CHIP 2007-009171 6-12 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 50 U705 R-CHIP 2007-008052 U707 C-CER,CHIP 2203-006423 U708 IC-POWER SUPERVISOR 1203-004102 U709 C-TA,CHIP 2404-001339 U710 C-CER,CHIP 2203-001259 U711 IC-ANALOG MULTIPLEX 1001-001405 U900 BLUETOOTH MODULE 4709-001398 6-13 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 51 V800 VARISTOR 1405-001177 VCO100 OSCILLATOR-VCO 2806-001380 ZD701 DIODE-TVS 0406-001197 ZD702 DIODE-TVS 0406-001197 ZD703 DIODE-ZENER 0403-001547 ZD800 DIODE-TVS 0406-001237 ZD801 DIODE-TVS 0406-001237 ZD802 DIODE-TVS 0406-001237 6-14 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...

  • Page 52: Block Diagrams

    7. Block Diagrams...
  • Page 53 Block Diagrams...

  • Page 54: Pcb Diagrams

    8. PCB Diagrams...
  • Page 55 PCB Diagrams Bottom...

  • Page 56: Flow Chart Of Troubleshooting

    C416(VREG_MSME)=1.8V C414(VREG_MSMP)=2.6V Check the PMIC C420(VREG_MSMA)=2.6V C428(VREG_TCXO)=2.8V Check the clock generation Check for the clock at c228=19.2Mhz curcuit (related to TCX200) Check the initial operation SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 57 Flow Chart of Troubleshooting Power On SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 58 Flow Chart of Troubleshooting SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...

  • Page 59: Initial

    Flow Chart of Troubleshooting 9-2. Initial Initial Failure OSC600= 13 MHz? Check the SC15 (U601) Is HDC400 pin 13 Check the LCD RESET Circuit (LCD RESET) OK? SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 60 Flow Chart of Troubleshooting SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 61 Flow Chart of Troubleshooting SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 62 Flow Chart of Troubleshooting SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...

  • Page 63: Sim Part

    SIM900 pin3 in a few second After SIM card insert, Replace PBA Replace PBA SIMP900 pin 2 = "H(SIM_RST)"? Check the SIM Card Check the SIM Card SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 64 Flow Chart of Troubleshooting SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 65 Flow Chart of Troubleshooting 9-10 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...

  • Page 66: Speaker Part(Melody)

    Check the clock generation circuit Pin 4 of U502 (19.2MHz) (related to 501) C524 ≒ 1.5V? Resolder U501 (When UCP300 operate) Is Speaker working? Change the Speaker 9-11 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 67 Flow Chart of Troubleshooting Speaker 9-12 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 68 Flow Chart of Troubleshooting 9-13 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...

  • Page 69: Microphone Part

    Check the connection Resolder MIC from MIC Resolder the Check the circuit R505,R506,R512,C517,C522,C559,C562, from UCP300 to MIC C563,C560,C710,C564 Replace the MIC Check the MIC 9-14 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 70 Flow Chart of Troubleshooting Microphone 9-15 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...

  • Page 71: Key Data Input

    Check the Dome sheet & Key Pad pushed, is it displayed on LCD? When one of the keys is Replace the PBA pushed, KEY_IO signal is OK? 9-16 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...

  • Page 72: Receiver Part

    Check soldering of the Replace HDC800 HDC800 pin40, pin42 Check the soldering of the RCV wire Modify the RCV wire soldering Is Receiver working? Replace the Receiver 9-17 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 73 Flow Chart of Troubleshooting 9-18 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...

  • Page 74: Back Light (For Color Main Lcd)

    Is BACKLIGHT set Set BACKLIGHT on "15second ON" "15second ON" in the Menu? Replace or Resolder U401 L800 >= 3.3V? Replace the LCD Module 9-19 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 75 Flow Chart of Troubleshooting 9-20 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 76 Flow Chart of Troubleshooting 9-21 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...

  • Page 77: Key Back Light

    Is BACKLIGHT set Set BACKLIGHT on "15second ON" "15second ON" in the Menu? Change the battery L803 > =3.3V ? Replace the KEY PBA 9-22 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 78 Flow Chart of Troubleshooting 9-23 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...

  • Page 79: Camera Part

    L801 = 1.5V? Replace or Resolder U403,U404 L802,L804=2.8V HDC801 pin 4 = Replace U100 40.32MHz? Is there another problem? Replace the camera module 9-24 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 80 Flow Chart of Troubleshooting 9-25 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 81 Flow Chart of Troubleshooting 9-26 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...

  • Page 82: Gsm Receiver

    9-11. GSM Receiver RX ON RF input : CH center freq +67.7kHz Amp : -50dBm Resolder F101 C130 >= -65dBm (FEM) Resolder U100 (RTR 6250) 9-27 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 83 Flow Chart of Troubleshooting 9-28 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...

  • Page 84: Gsm Transmitter

    >= 1V (PAM) VCO100(TXVCO) Resolder VCO100 pin1 (TXVCO) >= 2dBm PAM100(PAM) pin9 Resolder PAM100 >= 20dBm F101 pin11 Resolder F101 >= 25dBm Check UCP300 (MSM6275) 9-29 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 85 Flow Chart of Troubleshooting 9-30 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 86 Flow Chart of Troubleshooting 9-31 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...

  • Page 87: Dcs Receiver

    9-13. DCS Receiver RX ON RF input : CH center freq +67.7kHz Amp : -50dBm Resolder F101 C117 >= -65dBm (FEM) Resolder U100 (RTR 6250) 9-32 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 88 Flow Chart of Troubleshooting 9-33 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...

  • Page 89: Dcs Transmitter

    >= 1V (PAM) VCO100(TXVCO) Resolder VCO100 pin5 (TXVCO) >= 2dBm PAM100(PAM) pin16 Resolder PAM100 >= 18dBm F101 pin11 Resolder F101 >= 22dBm Check UCP300 (MSM6275) 9-34 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 90 Flow Chart of Troubleshooting 9-35 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 91 Flow Chart of Troubleshooting 9-36 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...

  • Page 92: Pcs Receiver

    9-15. PCS Receiver RX ON RF input : CH center freq +67.7kHz Amp : -50dBm Resolder F101 C126 >= -65dBm (FEM) Resolder U100 (RTR 6250) 9-37 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 93 Flow Chart of Troubleshooting 9-38 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...

  • Page 94: Pcs Transmitter

    >= 1V (PAM) VCO100(TXVCO) Resolder VCO100 pin5 (TXVCO) >= 2dBm PAM100(PAM) pin16 Resolder PAM100 >= 18dBm F101 pin11 Resolder F101 >= 22dBm Check UCP300 (MSM6275) 9-39 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 95 Flow Chart of Troubleshooting 9-40 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 96 Flow Chart of Troubleshooting 9-41 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...

  • Page 97: Wcdma Receiver

    Amp : -50dBm C207 Check & Resolder F101 >= -60dBm C200 Resolder DUF200 >= -65dBm (DPLX) C227 Resolder F202 >= -60dBm (WRX SAW) Resolder U200 (RFR6250) 9-42 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 98 Flow Chart of Troubleshooting WCDMA RX PART 9-43 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...

  • Page 99: Wcdma Transmitter

    >= -5dBm PAM200 pin8 Check & Resolder PAM200 >= 20dBm (WPAM) C207 Resolder DUF200 >= 20dBm (DPLX) C112 Check & Resolder F101 >= 20dBm 9-44 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 100 Flow Chart of Troubleshooting WCDMA TX Part 9-45 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...

  • Page 101: Dvb-H

    DVB-H PLAY ON SUB_EN_DVB_PWR= Check the connector(SOC900) 2.6V C1005=1.2V, C1007=2.775V Check & Replace U1001 , U1003 C1051=1.8V ? OSC1001=36MHZ? Check & Resolder OSC1001 Replace SUB PBA 9-46 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 102 Flow Chart of Troubleshooting 9-47 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 103 Flow Chart of Troubleshooting 9-48 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...

  • Page 104: Reference Data

    ― QPSK: Quadrature Phase Shift Keying ― RS : Reed-Solomon ― SI : Service Information ― TDM : Time Division Multiplexing ― TS : Transport Stream 10-1 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 105 Reference data 10-2 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 106 ⓒ This Service Manual is a property of Samsung Electronics Co.,Ltd. Samsung Electronics Co.,Ltd. Any unauthorized use of Manual can be punished under applicable International and/or domestic law. 2007. 01. Rev.1.0...

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