Samsung SGH-C100 Service Manual
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Samsung SGH-C100 Service Manual

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SERVICE
GSM TELEPHONE
GSM TELEPHONE
SGH-C100
Manual
1.
Specification
2.
Exploded Views and Parts List
3.
Electrical Parts List
4.
Flow Chart of Troubleshooting
5.
Block Diagram
6.
PCB Diagrams
CONTENTS

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Summary of Contents for Samsung SGH-C100

  • Page 1 GSM TELEPHONE SGH-C100 SERVICE Manual GSM TELEPHONE CONTENTS Specification Exploded Views and Parts List Electrical Parts List Flow Chart of Troubleshooting Block Diagram PCB Diagrams...

  • Page 2: Specification

    T DM A M u x C el l R a d i u s 3 5 K m 3 5 Km 2 K m SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...

  • Page 3: Gsm Tx Power Class

    6 ± 4 dBm 9 ± 3dBm 4 ± 4 dBm 7 ± 3 dBm 5 ± 3 dBm 2 ± 5 dBm 0 ± 5 dBm SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 4 2. SGH-C100 Exploded View and its Parts list 1. Cellular phone Exploded View SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 5 SCREW 6001-001645 METAL DOME GH59-00695A MIC HOLDER GH73-01867A GH30-00020A CONNECTOR COVER GH73-01868A REAR COVER GH75-02874A VOLUME KEY GH75-02934A SCREW 6001-001654 RF COVER GH73-01869A BATTERY GH4300184A SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 6 3. Test Jig (GH80-01809A) 3-1. RF Test Cable 3-2. Test Cable 3-3. Serial Cable (GH39-00182A) (GH39-00206A) 3-4. Power Supply Cable 3-5. DATA CABLE 3-6. TA (GH39-00203A) (GH44-00184A) SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...

  • Page 7: Electrical Parts List

    C411 2203-005482 C128 2203-005061 C226 2203-000812 C412 2203-006306 C129 2503-001042 C227 2203-000812 C413 2203-000330 C130 2503-001042 C228 2203-000812 C414 2203-000940 C131 2503-001042 C231 2203-000812 C415 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 8 R125 2203-006090 C516 0601-001602 LED411 2007-000172 R126 2203-000812 C517 0601-001602 LED412 2007-001156 R127 2203-005509 C520 0601-001602 LED413 2007-007134 R128 2203-000233 C521 0601-001602 LED414 2007-000172 R129 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 9 ZD412 2007-001308 R414 2909-001200 U104 0406-001169 ZD501 2007-001308 R415 1204-002158 U200 GH42-00280A 2007-001308 R416 1209-001497 U202 3001-001408 2007-001308 R417 0504-001162 U210 2007-001308 R418 1205-002365 U300 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 10 3.2V 2.7V≤ C234 of U200(MSD) Check the MSD(U200) = 2.8V Check the TP222 of Check the CX805-31P(U300) U200(MSD) is high≒2.8V Check the initial operation SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 11 (related to U200 and OSC200) R201(19.5MHz) Check the TP234 Check the U200(MSD) 3.9MHz wave & TP220 is "High" Check the connections and initialization using Factory Test Program SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 12 Check the pin Check the pin 3 of 3 of U503 is U210 is "LOW" short to ground Check the connections of 4 terminals in battery SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 13 SGH-C100 Flow Chart of Troubleshooting SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 14 CN500 CN500 is 2.8V ? Check the CN500's Connection to SIM Resolder CN500 card Check the circuit around U301 (MEMORY) and data stored in it SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 15 SGH-C100 Flow Chart of Troubleshooting SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 16 MIC500 Resolder MIC500 check the voltage of Check the path around MIC bias C214 ≥ 2.0V circuit Check the Audio loopback by board test program. SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 17 SGH-C100 Flow Chart of Troubleshooting SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 18 U502 is sine wave Check the path from U502 to Check the wave of SPK400 C412 & C421 Is Speaker working ? Replace the Speaker SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 19 & 9 of U502 Check the path from U502 to Check the wave of SPK400 C412 & C421 Replace the Speaker Is Speaker working ? 4-10 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 20 Check U300 2.8V) Replace the Dom Sheet OR When one of the key is pushed, #pad is Check if the V402,403,404 are 'low' opened 4-11 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 21 Select backlight "ON" mode the menu? Check the voltage of Check the circuit related to U402 C403 ≥ 9V ? LCD backlight on ? Check the LCD 4-12 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 22 Pin9 of U104 Resolder C133 ≥-65dBm Check the pin 9 of U104 Pin7 of U104 Check U104 ≥-65dBm Pin11 of U100 Check C140 & L104 ≥-65dBm 4-13 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 23 Check the U104 ≥30dBm Pin 1 of U103 Check the U103 ≥30dBm Pin 7 of U102 Check U102 ≥30dBm Pin64 of U100 Check U100 ≥ 9dBm 4-14 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 24 Resolder C133 ≥-65dBm Check the pin 9 of U104 Pin11 of U104 Check U104 ≥-65dBm Pin13 of U100 Check C121 & C141 & L105 ≥-65dBm 4-15 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 25 Pin 3 of U103 Check the U103 ≥27dBm Pin 12 of U102 Check U102 ≥ 27dBm Pin 1 of U100 Check U100 ≥ 9dBm 4-16 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...

  • Page 26: Flow Chart Of Troubleshooting

    SGH-C100 Flow Chart of Troubleshooting 4-17 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...

  • Page 27: Block Diagram

    Battery Serial Data Services Port Low Speed Battery Pack Serial Bus Serial Interface Size Resistor Circuit Debug Port Debug Serial CARD Port SIM Interface Interface SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...

  • Page 28: Pcb Diagrams

    C420 C419 C415 R421 C414 R413 R419 R416 R414 C413 LED413 LED409 LED411 LED407 V402 C417 LED405 LEFT V410 V409 C418 C412 ZD402 LED500 MIC500 SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 29 SGH-C100 PCB Diagrams 2. Main PCB Bottom Diagram SAMSUNG Proprietary-Contents may change without notice This Document can not be used without Samsung's authorization...
  • Page 30 ELECTRONICS ⓒ Samsung Electronics Co.,Ltd. MAY. 2003 Printed in Korea. This Service Manual is a property of Samsung Electronics Co.,Ltd. Any unauthorized use of Manual can be punished under applicable Code No.: GH68-03770A International and/or domestic law. BASIC.

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