Samsung SGH-C230 Service Manual
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Samsung SGH-C230 Service Manual

Samsung SGH-C230 Service Manual

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Summary of Contents for Samsung SGH-C230

  • Page 3: Gsm General Specification

    O p er a ti n g - 2 0 °C ~ +5 0 °C T em p er a tu r e 1- 1 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 4 Specification 1- 2 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 5 After filtering, the digital output is scaled with a digital PGA, which is controlled with the DGAIN. DACs drive a differential I and Q analog signal onto the BIP, BIN, BQP and BQN pins to interface to standard analog-input baseband ICs. 2- 1 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 6 Li-Ion battery. Used in conjunction with a current-limited voltage source, this block safely conditions near-dead cells and provides the option of having fast-charge and top-off controlled internally or by the system's microprocessor. 2- 2 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 7 ¡ª EMI Filtering This system uses the EMI Filter to reduce noise from LCD part. Some control signals are connected to LCD without EMI filtering. 2- 3 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 8 LCD or CSP2200. It has 23 bit address lines, A[1~23]. They are also connected. CP_CSROMEN signal, chip select signal in the trident, enable flash memories. They use supply voltages, VCCD and VCC_1.8A. 2- 4 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 9 DSP can program CSP2200 ¡¯ s event timing and control register with the exact time to start receiving I and Q samples through TXIP and TXIN pins. 2- 5 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 10 AOUTAP pins and be connected to a Ear-mic speaker via AOUTBN and AOUTBP pins. There are 7 LDOs which are power sources of microprocessor, LCD, etc. These 7 LDOs output are programmable. 2- 6 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...

  • Page 11: Exploded View

    P a r t s Li s t 3-1. Exploded View QFR01 QVO01 QKP01 QSP01 QMO01 QLC01 QMP01 QMI01 QME01 QAN01 QRF03 QRE01 QIF01 QRF01 QCR11 QBA01 3- 1 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...

  • Page 12: Parts List

    GH42-00551A QRF03 PMO-EAR COVER GH72-21155A QRE01 MEC-REAR CASE GH75-06760A QIF01 PMO-IF COVER GH72-21397A QCR11 SCREW-MACHINE 6001-001654 QRF01 MPR-RF SHEET GH74-14935A QBA01 BATTERY GH43-01803A 3- 2 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 13 MPR-MAI N W I ND O W BO HO ;SGH-C20 0,ST 55 5 GH74 -11 63 6A MPR-LDI SPO NGE;SGH-C23 0,PSR PO R O N,31 GH74 -15 39 9A 3- 3 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 14 3-3-1. RF Test Cable 3-3-2. Test Cable 3-3-3. Serial Cable (GH39-00283A) (GH39-00127A) 3-3-4. Power Supply Cable 3-3-6. TA 3-3-5. DATA CABLE (GH44-00184A) (GH39-00143B) 3- 4 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 15 C - C ER , C H I P 2203- 006438 C 300 C - C ER , C H I P 2203- 000254 4- 1 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 16 C - C ER , C H I P 2203- 005065 C 508 C - C ER , C H I P 2203- 005061 4- 2 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 17 C O N N EC TO R - H EAD ER 3711- 005558 D 500 D I O D E- AR R AY 0407- 001002 F100 D U PLEXER - ASM 2911- 000002 4- 3 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 18 R - C H I P 2007- 000157 R 208 R - C H I P 2007- 007538 R 209 R - C H I P 2007- 000171 4- 4 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 19 R - C H I P 2007- 000173 R 423 R - C H I P 2007- 000171 R 424 R - C H I P 2007- 000171 4- 5 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 20 R - C H I P 2007- 000566 R 710 R - C H I P 2007- 000566 R 711 R - C H I P 2007- 000566 4- 6 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 21 1405- 001082 V607 VAR I STO R 1405- 001082 V608 VAR I STO R 1405- 001082 V609 VAR I STO R 1405- 001082 4- 7 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 22 0406- 001083 ZD 703 D I O D E- ZEN ER 0403- 001387 ZD 704 D I O D E- ZEN ER 0403- 001427 4- 8 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 23 5 . B l o c k D i a g r a m s 5-1. RF Solution Block Diagram 5- 1 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 24 Block Diagrams 5-2. Base Band Solution Block Diagram 5- 2 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 25 6 . P C B D i a g r a m s 6-1. PCB Top Diagram 6- 1 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 26 PCB Diagrams 6-2. PCB Bottom Diagram 6- 2 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 27 V rm s¡Ã 3 0 0 m V Y e s C h e ck th ein itia l o p e ra tio n E N D 7- 1 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 28 F low Chart of Troubleshooting 7- 2 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 29 S o u n disO .K C h e ck th eA u d ioP a rt Y e s E N D 7- 3 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 30 F low Chart of Troubleshooting 7- 4 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...

  • Page 31: Sim Part

    C h e ck th eU 3 0 0 C N 1 0 0 ? Y e s C h e ck th eS IMC a rd E N D 7- 5 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...

  • Page 32: Charging Part

    S o ld e r a g a ino r ch a n g eR 3 1 0 ch a rg in g ) ? Y e s E N D 7- 6 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 33 F low Chart of Troubleshooting 7- 7 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 34 F low Chart of Troubleshooting 7- 8 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...

  • Page 35: Microphone Part

    Ism icro p h o n eo k ? C h e c k U 3 0 0 Y e s E N D 7- 9 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 36 F low Chart of Troubleshooting 7- 10 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...

  • Page 37: Speaker Part

    U 4 0 2is C h e ck U 3 0 0 C h e ck U 4 0 2 E N D 7- 11 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 38 F low Chart of Troubleshooting 7- 12 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 39 U 3 0 0 U 1 0 2 R e s o ld e r o r C h a n g e ? 7- 13 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...

  • Page 40: Egsm Transmitter

    U 1 0 0 c h a n g eo r re s o ld e r 7- 14 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...

  • Page 41: Dcs Receiver

    R e s o ld e r o r C h a n g e ? C H E C K U 3 0 0 7- 15 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...

  • Page 42: Dcs Transmitter

    U 1 0 0 c h a n g eo r re s o ld e r 7- 16 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...

  • Page 43: Pcs Receiver

    R e s o ld e r o r C h a n g e ? C H E C K U 3 0 0 7- 17 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...

  • Page 44: Pcs Transmitter

    U 1 0 0 c h a n g eo r re s o ld e r 7- 18 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 45 F low Chart of Troubleshooting 7- 19 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 46 F low Chart of Troubleshooting 7- 20 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 47 F low Chart of Troubleshooting 7- 21 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 48 F low Chart of Troubleshooting 7- 22 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...

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