1. Manuals
  2. Brands
  3. Samsung Manuals
  4. Cell Phone
  5. SGH-C266
  6. Service manual

Samsung SGH-C266 Service Manual

Gsm telephone
Hide thumbs Also See for SGH-C266:
Table of Contents

Advertisement

Quick Links

Download this manual See also: User Manual
GSM TELEPHONE
SGH-C266
GSM TELEPHONE
CONTENTS
1. Specification
2. Exploded View and Parts list
3. Chart of Troubleshooting
4. Array course control
5. Block Diagrams
6. PCB Diagrams
7. MAIN Electrical Parts List
8. Reference data
9. Safety Precautions
10. Product Function

Advertisement

Table of Contents
loading

Related Manuals for Samsung SGH-C266

Summary of Contents for Samsung SGH-C266

  • Page 1 GSM TELEPHONE SGH-C266 GSM TELEPHONE CONTENTS 1. Specification 2. Exploded View and Parts list 3. Chart of Troubleshooting 4. Array course control 5. Block Diagrams 6. PCB Diagrams 7. MAIN Electrical Parts List 8. Reference data 9. Safety Precautions 10. Product Function...
  • Page 2 China china.samsungportal.com Asia asia.samsungportal.com Mideast & Africa mea.samsungportal.com ⓒ 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. 2. Rev.1.0...

  • Page 3: Table Of Contents

    CONTENTS 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 Level....................2-2 3. Product Function 4. Array course control 4-1. Software Adjustments....................4-1 4-2. Software Downloading....................4-2 5. Exploded View/Disassembly & Assembly Instructions 5-1.
  • Page 4 CONTENTS 9. Flow Chart of Troubleshooting 9-1. Baseband 9-1-1. Power ON.......................9-1 9-1-2. Initial........................9-4 9-1-3. SIM Part........................9-6 9-1-4. Microphone Part......................9-7 9-1-5. Speaker Part......................9-9 9-1-6. LCD Backlight.......................9-11 9-2. RF 9-2-1. GSM Rx........................9-12 9-2-2. DCS Rx.........................9-15 9-2-3. PCS Rx.........................9-17 9-2-4. GSM Tx.........................9-19 9-2-5. DCS Tx.........................9-21 9-2-6.

  • Page 5: 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 6: 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 7: Specification

    2. Specification 2-1. GSM General Specification G SM 850 DCS1800 PCS1900 Pha se 2 Pha se 1 Freq. Band[MHz] 824.2~848.8 1710~1785 1850~1910 Uplink/Downlink 869.2~893.8 1805~1880 1930~1990 ARFCN range 128~251 512~885 512~810 Tx/Rx spacing 45 MHz 95 MHz 80 MHz Mod. Bit rate/ 270.833 kbps 270.833 kbps 270.833 kbps...

  • Page 8: Gsm Tx Power Class

    Speclflcation 2-2. GSM Tx Power Class TX Power TX Power TX Power GSM850 DCS1800 PCS1900 control level control level control level 33±2 dBm 30±3 dBm 30±3 dBm 31±2 dBm 28±3 dBm 28±3 dBm 29±2 dBm 26±3 dBm 26±3 dBm 27±2 dBm 24±3 dBm 24±3 dBm 25±2 dBm...

  • Page 9: Product Function

    -Multimedia Message Service(MMS) Send and receive MMS messages with a combination of text, image, video, and audio. -E-mail Send and receive-emails with image, video,and audio attachments. SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 10 Product Function SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...

  • Page 11: Array Course Control

    4. Array course control 4-1. Software Adjustments Test Jig (GH80-00865A) Test Cable (GH39-00127A) RF Test Cable (GH39-00397A) SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...

  • Page 12: Software Downloading

    • Three binary files for downloading C266. – C266XXYY.s3 : Main source code binary. 4-2-2. Pre-requsite for Downloading • Downloader Program(OptiFlash.exe) • C266 Mobile Phone • Data Cable • Binary files SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 13 2. Select the “Options” -> “Settings” -> “Generic” -> “Specify hardware platform ”. Choose hardware platform for the downloader file setting. Set the everything else as the default values which are shown below SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 14 However, OptiFlash will use a slower speed if either the PC’s or the phone’s serial hardware is incapable of handling the selected speed SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 15 C266XXYY.s3”, for the downloader binary setting. Make sure that not to change the reserved memory regions. In case of C140 the reserved memory regions are : -0x00008000 – 0x0001bfff SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 16 7. After finishing downloading, Certain memory resets should be done to guarantee the normal performance. 8. Confirm the downloaded version name and etc. : *#1111# Full Reset : *2767*3855# SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...

  • Page 17: Exploded View/Disassembly&Assembly Instructions

    QFU01 QRF03 QME03 QLC01 QKP01 QSP01 QMO01 QHI01 QCR12 QMP01 QME01 QMI03 QSH01 QFL01 QCR12 QMI01 QSC05 QAN05 QMW02 QCR12 QAN02 QRE01 QBA01 QCR06 QBA00 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...

  • Page 18: Cellular Phone Parts List

    PMO-COVER MAIN WINDOW GH72-36767A QRE01 ASSY CASE-REAR GH98-03406A QRF03 PMO-CASE EAR GH72-36761A QSC05 RMO-COVER FOLDER SCREW GH73-09088A QSH01 ASSY CASE-SHIELD CAN GH98-03407A QSP01 SPEAKER 3001-002094 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 19 MPR-INSU TAPE GH74-30658A MPR-SPONGE GH74-30223A MANUAL USERS-LTN ENGLISH GH68-13795A MANUAL USERS-LTN SPANISH GH68-13796A BAG PE 6902-000634 LABEL(P)-MIAMI GH68-12219A LABEL(R)-MAIN(LTN) GH68-13763B BOX-UNIT(LTN_MOVISTAR) GH69-05011D ADAPTOR-SGHC266, MEXC ,BLK GH44-01632A SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...

  • Page 20: Disassembly & Assembly Instructions

    1) Twist the REAR off the set carefully. ※ caution ※ caution 1) Be careful not to make scratch and molding 1) Be careful not to make scratch and molding damage! damage! SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 21 1) Remove the KEY-PAD placed at the Front. ※ caution ※ caution 1) Be careful not to make scratch and molding 1) Be careful not to make scratch and molding damage! damage! SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 22 ※ caution ※ caution 1) Be careful not to make scratch and molding 1) Be careful not to make scratch and molding damage! damage! SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 23 1) Remove the LCD carefully so that the nonwoven on speaker and motor is not damaged. ※ caution 1) Be careful not to make scratch and molding damage! SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 24 1) Be careful not to make scratch and molding 1) Be careful not to make scratch and molding damage! damage! TORQE (1.0 ± 0.1 Kgf·Cm) SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 25 ※ caution 1) Be careful not to make scratch and molding 1) Be careful not to damage the wire on the damage! speaker due to PBA. SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 26 1) Be careful not to make scratch and molding damage! damage! 2) Be careful not to damage the locker. 2) Be careful not to damage the locker. 5-10 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...

  • Page 27: Main Electrical Parts List

    2203-005482 C151 C-CER,CHIP 2203-006626 C152 C-CER,CHIP 2203-000254 C153 C-CER,CHIP 2203-000254 C155 C-CER,CHIP 2203-005482 C162 C-CER,CHIP 2203-006324 C163 C-CER,CHIP 2203-006708 C164 C-CER,CHIP 2203-005482 C165 C-CER,CHIP 2203-000254 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 28 2203-001405 C219 C-CER,CHIP 2203-005482 C220 C-CER,CHIP 2203-005482 C221 C-CER,CHIP 2203-000233 C222 C-CER,CHIP 2203-000278 C223 C-CER,CHIP 2203-000278 C224 C-CER,CHIP 2203-005482 C225 C-CER,CHIP 2203-000995 C226 C-CER,CHIP 2203-006626 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 29 L106 INDUCTOR-SMD 2703-001733 L110 INDUCTOR-SMD 2703-002558 L112 INDUCTOR-SMD 2703-001236 L114 INDUCTOR-SMD 2703-001990 L200 BEAD-SMD 3301-001342 L406 INDUCTOR-SMD 2703-001733 LED301 0601-002160 LED302 0601-002160 OSC101 CRYSTAL-SMD 2801-004587 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 30 2007-000161 R342 R-CHIP 2007-000148 R343 R-CHIP 2007-000161 R344 R-CHIP 2007-000140 R345 R-CHIP 2007-001323 R347 R-CHIP 2007-001119 R348 R-CHIP 2007-000831 R349 R-CHIP 2007-000157 R351 R-CHIP 2007-000171 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 31 1405-001082 VR304 VARISTOR 1405-001082 VR307 VARISTOR 1405-001108 VR309 VARISTOR 1405-001082 VR310 VARISTOR 1405-001082 VR311 VARISTOR 1405-001082 VR312 VARISTOR 1405-001082 VR313 VARISTOR 1405-001082 VR314 VARISTOR 1405-001082 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 32 STATUS VR315 VARISTOR 1405-001082 VR316 VARISTOR 1405-001082 VR317 VARISTOR 1405-001082 VR318 VARISTOR 1405-001082 VR319 VARISTOR 1405-001082 VR320 VARISTOR 1405-001082 ZD300 DIODE-ZENER 0403-001547 ZD301 DIODE-TVS 0406-001083 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...

  • Page 33: Block Diagrams

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

  • Page 34: Pcb Diagrams

    8. PCB Diagrams SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 35 PCB Diagrams Bottom SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...

  • Page 36: Flow Chart Of Troubleshooting

    9. Flow Chart of Troubleshooting 1. Baseband 9-1-1. Power ON 'Power ON' does not work check the current consumption Download again >= 100mA Check the Voltage of the Battery Charge the battery >= 3.3V Check the pin Check "Power C152,C153,C155 On"...
  • Page 37 Fl o w Chart of Troubl e shooti n g...
  • Page 38 Fl o w Chart of Troubl e shooti n g ②...

  • Page 39: Initial

    Fl o w Chart of Troubl e shooti n g 9-1-2. Initial Initial Failure check R200 : LOW? Check UCP200 check C127 or R131 Check R131, C127 is 13Mhz? Check the clock signal at pin #3 of OSC101 check OSC101 Freq=26Mhz? Check C168(VCCD_2.9V), C173(VCCD_1.8V) of...
  • Page 40 Fl o w Chart of Troubl e shooti n g...

  • Page 41: Sim Part

    Fl o w Chart of Troubl e shooti n g 9-1-3. Sim Part "Insert SIM" is displayed on the LCD The voltage is 2.8V Check the UCD107 at the pin#1 of SIM103 Is there any signal pin Check the UCP107 & UCD200 #2,3 of SIM103? Check the SIM Card...

  • Page 42: Microphone Part

    Fl o w Chart of Troubl e shooti n g 9-1-4.Microphone Part * Call with Sim before testing. MicroPhone does not work Check the soldered status Resolder microphone of microphone Check the reference Check and resolder or change voltage on mic path R353, R355, C336, C327, C326, C336 ≒...
  • Page 43 Fl o w Chart of Troubl e shooti n g...

  • Page 44: Speaker Part

    Fl o w Chart of Troubl e shooti n g 9-1-5. Speaker Part There is no sound from speaker Check toh solder status of speaker Replace the Speaker (on the upper folder) is it OK? Are there any signal at the Check connection of LCD and PBA pin #3, 5 of HEA200? ③...
  • Page 45 Fl o w Chart of Troubl e shooti n g ③ ③ 9-10...

  • Page 46: Lcd Backlight

    Fl o w Chart of Troubl e shooti n g 9-1-6. LCD backlight Backlight does not work Backlight ON "TIME" Select backlight "15 sec" mode mode in the menu? or other Check conecting between Check FPCB PBA and LCD conector Check pin #8 of U203 Check the LCD...

  • Page 47: Gsm Rx

    Fl o w Chart of Troubl e shooti n g 9-2. RF 9-2-1. GSM Rx CONTINOUS RX ON RF INPUT : 190CH AMP : -50dbm Normal condition Check ANT, C126, L102 catch the channel ? Check PAM100 Check and resolder or change pi n #12 ≥...
  • Page 48 Fl o w Chart of Troubl e shooti n g 9-13...
  • Page 49 Fl o w Chart of Troubl e shooti n g 9-14...

  • Page 50: Dcs Rx

    Fl o w Chart of Troubl e shooti n g 9-2-2. DCS Rx CONTINOUS RX ON RF INPUT : 698CH AMP : -50dbm Normal condition Check ANT, C126, L102 catch the channel ? Check PAM100 Check and resolder or change pi n #12 ≥...
  • Page 51 Fl o w Chart of Troubl e shooti n g 9-16...

  • Page 52: Pcs Rx

    Fl o w Chart of Troubl e shooti n g 9-2-3. PCS Rx CONTINOUS RX ON RF INPUT : 661CH AMP : -50dbm Normal condition Check ANT, C126, L102 catch the channel ? Check PAM100 Check and resolder or change pi n #12 ≥...
  • Page 53 Fl o w Chart of Troubl e shooti n g 9-18...

  • Page 54: Gsm Tx

    Fl o w Chart of Troubl e shooti n g 9-2-4. GSM Tx Check PAM100 Check PAM100 Check and resolder or change pin #12 is pin #6 is UCD101 about 2~3dbm? about 2.8? Check and change Check and resolder or change RFS100, L104, L103, Check PAM100 PAM100...
  • Page 55 Fl o w Chart of Troubl e shooti n g 9-20...

  • Page 56: Dcs Tx

    Fl o w Chart of Troubl e shooti n g 9-2-5. DCS Tx Check PAM100 Check PAM100 Check and resolder or change pin #12 is pin #6 is UCD101 about 2~3dbm? about 2.8? Check and change Check and resolder or change RFS100, L104, L103, Check PAM100 PAM100...
  • Page 57 Fl o w Chart of Troubl e shooti n g 9-22...

  • Page 58: Pcs Tx

    Fl o w Chart of Troubl e shooti n g 9-2-6. PCS Tx Check PAM100 Check PAM100 Check and resolder or change pin #12 is pin #6 is UCD101 about 2~3dbm? about 2.8? Check and change Check and resolder or change RFS100, L104, L103, Check PAM100 PAM100...
  • Page 59 Fl o w Chart of Troubl e shooti n g 9-24...

  • Page 60: 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 61 Reference data 10-2 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...

Table of Contents