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Samsung SGH-S108 Service Manual
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Samsung SGH-S108 Service Manual

Samsung SGH-S108 Service Manual

China cellular gsm telephone
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SERVICE
China Cellular GSM Telephone
CHINA CELLULAR GSM
TELEPHONE
SGH-S108
Manual
1. Exploded Views and Parts List
2. Electrical Parts List
3. Block Diagrams
4. PCB Diagrams
5. Flow Chart of Troubleshooting
CONTENTS

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Summary of Contents for Samsung SGH-S108

  • Page 1 CHINA CELLULAR GSM TELEPHONE SGH-S108 Manual SERVICE China Cellular GSM Telephone CONTENTS 1. Exploded Views and Parts List 2. Electrical Parts List 3. Block Diagrams 4. PCB Diagrams 5. Flow Chart of Troubleshooting...
  • Page 2 ELECTRONICS ⓒ Samsung Electronics Co.,Ltd. December. 2002 Printed in Korea. Code No.: GH68-03165A BASIC.
  • Page 3 1. SGH-S108 MAIN Electrical Parts List Design Level SEC Code Descriptions SGH-S108ZSATEC GH71-00434A ANT1 NPR-ANT CONTACT SCH-X210,ST,T0.2,-,- 2203-000995 C1000 C-CERAMIC,CHIP 0.047NF,5%,50V,C0G,TP,1005 2203-005482 C1003 C-CERAMIC,CHIP 100nF,10%,10V,X5R,TP,1005,- 2203-000995 C1004 C-CERAMIC,CHIP 0.047NF,5%,50V,C0G,TP,1005 2203-000233 C1005 C-CERAMIC,CHIP 0.1NF,5%,50V,C0G,TP,1005 2203-000995 C1006 C-CERAMIC,CHIP 0.047NF,5%,50V,C0G,TP,1005 2203-005288 C1007 C-CERAMIC,CHIP 0.001nF,0.1pF,50V,NP0,TP,1005...
  • Page 4 C-CERAMIC,CHIP 0.0056nF,0.25pF,50V,NP0,TP,1005 2203-005061 C302 C-CERAMIC,CHIP 100nF,+80-20%,16V,Y5V,TP,1005 2203-005065 C400 C-CERAMIC,CHIP 1000nF,+80-20%,10V,Y5V,TP,1608 2203-000654 C401 C-CERAMIC,CHIP 270pF,10%,50V,X7R,TP,1005,- 2203-005061 C402 C-CERAMIC,CHIP 100nF,+80-20%,16V,Y5V,TP,1005 2203-001405 C403 C-CERAMIC,CHIP 22nF,+80-20%,25V,Y5V,TP,1005 2404-001086 C404 C-TA,CHIP 4.7uF,20%,6.3V,GP,TP,2012,- 2203-000885 C405 C-CERAMIC,CHIP 4.7nF,10%,25V,X7R,TP,1005,- 2203-000233 C407 C-CERAMIC,CHIP 0.1NF,5%,50V,C0G,TP,1005 SAMSUNG Proprietary-Contents may change without notice...
  • Page 5 C-CERAMIC,CHIP 10nF,10%,16V,X7R,TP,1005,- 2203-001405 C611 C-CERAMIC,CHIP 22nF,+80-20%,25V,Y5V,TP,1005 2203-005061 C612 C-CERAMIC,CHIP 100nF,+80-20%,16V,Y5V,TP,1005 2203-000254 C613 C-CERAMIC,CHIP 10nF,10%,16V,X7R,TP,1005,- 2203-000233 C614 C-CERAMIC,CHIP 0.1NF,5%,50V,C0G,TP,1005 2203-000628 C615 C-CERAMIC,CHIP 0.022NF,5%,50V,C0G,TP,1005 2203-000628 C616 C-CERAMIC,CHIP 0.022NF,5%,50V,C0G,TP,1005 2203-000679 C617 C-CERAMIC,CHIP 0.027NF,5%,50V,C0G,TP,1005 2203-001153 C707 C-CERAMIC,CHIP 0.068nF,5%,50V,NP0,TP,1005 SAMSUNG Proprietary-Contents may change without notice...
  • Page 6 C-CERAMIC,CHIP 22nF,+80-20%,25V,Y5V,TP,1005 2203-000233 C916 C-CERAMIC,CHIP 0.1NF,5%,50V,C0G,TP,1005 2203-001405 C917 C-CERAMIC,CHIP 22nF,+80-20%,25V,Y5V,TP,1005 2203-000233 C918 C-CERAMIC,CHIP 0.1NF,5%,50V,C0G,TP,1005 2203-000233 C919 C-CERAMIC,CHIP 0.1NF,5%,50V,C0G,TP,1005 2203-000233 C920 C-CERAMIC,CHIP 0.1NF,5%,50V,C0G,TP,1005 2203-001405 C921 C-CERAMIC,CHIP 22nF,+80-20%,25V,Y5V,TP,1005 2203-000995 C922 C-CERAMIC,CHIP 0.047NF,5%,50V,C0G,TP,1005 2203-000812 C923 C-CERAMIC,CHIP 0.033NF,5%,50V,C0G,TP,1005 SAMSUNG Proprietary-Contents may change without notice...
  • Page 7 3V,0.1MAH,-,-,3.1V,- 2801-004116 OSC601 CRYSTAL-UNIT 0.032768MHZ,20PPM,28-ABK,12.5FF,65KOHM,T 2809-001260 OSC801 OSCILLATOR-VCTCXO 13MHZ,3PPM,10KOHM//10PF,TP,3V,- 0504-000168 Q100 TR-DIGITAL RN1104,NPN,100MW,47K/47K,SSM,TP 0502-001201 Q101 TR-POWER ZXT13P20DE6,PNP,1100MW,SOT-23-6,TP,300- 0501-000225 Q400 TR-SMALL SIGNAL 2SC4617,NPN,200mW,EM3,TP,120-5 0504-000167 Q700 TR-DIGITAL RN1102,NPN,100MW,10K/10K,SSM,TP 0504-000167 Q701 TR-DIGITAL RN1102,NPN,100MW,10K/10K,SSM,TP 0504-000167 Q702 TR-DIGITAL RN1102,NPN,100MW,10K/10K,SSM,TP SAMSUNG Proprietary-Contents may change without notice...
  • Page 8 R-CHIP 47Kohm,5%,1/16W,DA,TP,1005 2007-000140 R307 R-CHIP 1Kohm,5%,1/16W,DA,TP,1005 2007-000140 R308 R-CHIP 1Kohm,5%,1/16W,DA,TP,1005 2007-000140 R309 R-CHIP 1Kohm,5%,1/16W,DA,TP,1005 2007-000140 R310 R-CHIP 1Kohm,5%,1/16W,DA,TP,1005 2007-007771 R312 R-CHIP 0OHM,5%,1/16W,DA,TP,1005 2007-000172 R400 R-CHIP 10ohm,5%,1/16W,DA,TP,1005 2007-003001 R401 R-CHIP 12OHM,5%,1/16W,DA,TP,1005 2007-000159 R403 R-CHIP 56Kohm,5%,1/16W,DA,TP,1005 SAMSUNG Proprietary-Contents may change without notice...
  • Page 9 R-CHIP 510ohm,5%,1/16W,DA,TP,1005 2007-000162 R713 R-CHIP 100Kohm,5%,1/16W,DA,TP,1005 2007-000162 R714 R-CHIP 100Kohm,5%,1/16W,DA,TP,1005 2007-000172 R715 R-CHIP 10ohm,5%,1/16W,DA,TP,1005 2007-000172 R800 R-CHIP 10ohm,5%,1/16W,DA,TP,1005 2007-002797 R801 R-CHIP 560ohm,5%,1/16W,DA,TP,1005 2007-002797 R802 R-CHIP 560ohm,5%,1/16W,DA,TP,1005 2007-007771 R803 R-CHIP 0OHM,5%,1/16W,DA,TP,1005 2007-000758 R804 R-CHIP 330Kohm,5%,1/16W,DA,TP,1005 SAMSUNG Proprietary-Contents may change without notice...
  • Page 10 VARISTOR 5.6V,20A,1x0.5x0.6mm,TP 0406-001084 ZD305 DIODE-TVS SMF05,6/-/-V,200W,- 1405-001082 ZD309 VARISTOR 5.6V,20A,1x0.5x0.6mm,TP 1405-001082 ZD310 VARISTOR 5.6V,20A,1x0.5x0.6mm,TP 0406-001084 ZD311 DIODE-TVS SMF05,6/-/-V,200W,- 1405-001082 ZD401 VARISTOR 5.6V,20A,1x0.5x0.6mm,TP 1405-001082 ZD402 VARISTOR 5.6V,20A,1x0.5x0.6mm,TP 1405-001082 ZD404 VARISTOR 5.6V,20A,1x0.5x0.6mm,TP 1405-001082 ZD405 VARISTOR 5.6V,20A,1x0.5x0.6mm,TP SAMSUNG Proprietary-Contents may change without notice...
  • Page 11 2. SGH-S108 Exploded View and its Parts list 1. Cellular phone Exploded View SAMSUNG Proprietary-Contents may change without notice...
  • Page 12 SGH-S108 Exploded view and its Part list 2. Cellular phone Parts list Description SEC. CODE Remark DUAL WINDOW LCD GH72-05435A FOLDER UPPER GH75-02604A GH07-00179A MOTOR 3101-001295 SPEAKER 3001-001297 FOLDER LOWER GH75-02079A SCREW 6001-001478 SCREW CAP GH74-02036A WINDOW LCD GH72-04716A FRONT COVER...
  • Page 13 SGH-S108 Exploded view and its Part list 3. Test Jig (GH80-00865A) 3-1. RF Test Cable 3-2. Test Cable 3-3. Serial Cable (GH39-00093A) (GH39-00165A) 3-4. Power Supply Cable 3-5. DATA CABLE 3-6. TA (GH44-00312D) (GH39-00176A) SAMSUNG Proprietary-Contents may change without notice...
  • Page 14 SGH-S108 Exploded view and its Part list SAMSUNG Proprietary-Contents may change without notice...
  • Page 15 FILTER 100KHz SI4201 1/ 2 FILTER DSP16000 SI4200 SERIAL DATA, SERIAL DATA ARM7TDMI CLK, INTERFACE GSM:890MHz~ 915MHz D E T DCS:1710MHz~ 1785MHz TCVCXO 13 MHz PCS:1850MHz~ 1910MHz A F C C L K SI4133T SAMSUNG Proprietary-Contents may change without notice...
  • Page 16 RFOVL RSTB ARM7TDMI OCTL GPIO OCTL DAICK DSPJTAG DAIRN JTAG X-TAL DAIDO 32.768KHz DAIDI JTAG/ICE KEYBOARD Audio Part JTAG/ICE Audio SRAM SRAM FLASH FLASH (8M) (64M) (64M) (8M) Keypad B'D B'D con. Memory part SAMSUNG Proprietary-Contents may change without notice...
  • Page 17 C512 ZD309 C516 R1009 R1004 R404 ZD311 R1006 C1004 C1020 C401 R1008 C1008 R700 C1009 C700 C402 U1000 R1003 R1002 C1018 C517 C1003 C1012 C412 C513 R1018 U400 R412 R415 C417 C407 C519 F202 SAMSUNG Proprietary-Contents may change without notice...
  • Page 18 C1027 C1038 R303 C103 R308 C112 C115 R307 R305 C113 C116 F1000 U1001 R101 C119 R110 Q100 R312 ZD303 C1026 C415 C413 C1022 ZD402 ZD405 C206C215 C205 R711 D300 C301 C203 C204 R200 C216 SAMSUNG Proprietary-Contents may change without notice...
  • Page 19 5. SGH-S108 Flow Chart of Troubleshooting 1. Power ON ' Power On ' does not work Check the current consumption Current consumption Download again >=100mA Check the V bat. Voltage Voltage >= 3.3V Charge the Battery Check the pin of U100 Check U100 and C113 pin#15 >= 2.8V...
  • Page 20 SGH-S108 Exploded view and its Part list 2. Initialization Initialization Failure The pin #13 of U100 = Check the U100 1.8V and (If it has some problem, it has to be the pin #15 of U100 ㆃ replaced.) 2.825V ?
  • Page 21 SGH-S108 Exploded view and its Part list 3. Charging Abnormal charging operation The pin #22, #23 of CN300 is TA_VEXT ㆃ Replace TA or Check CN300 The pin #2 of U102 is Check the U102 "low"? The pin #3 of Q101 is Check the Q101 "low"?
  • Page 22 SGH-S108 Exploded view and its Part list 4. Sim "Insert SIM" is displayed on the LCD Is there any Signals Check the U601 pin#64, #65, #66 of CN100? Is there any Signals Check the U100 pin#61, #62, #63 of CN100?
  • Page 23 SGH-S108 Exploded view and its Part list 5. Microphone Part Microphone does not work Is the assembled status Reassemble the microphone of microphone O.K? Check the reference voltage on mic path Solder the microphone again or C409 ㆃ 2.0V Replace C400,C409,R405,R406,R409,R410...
  • Page 24 SGH-S108 Exploded view and its Part list 6. Speaker There is no sound from Speaker Is the terminal of Speaker Replace the Speaker O.K.? Are there any signals Check LCD or Replace CN201 at the C221,C228? The type of sound...
  • Page 25 SGH-S108 Exploded view and its Part list 7. RX_EGSM CONTINUOUS RX ON R F IN PUT : 62CH AMP : -50dBm Check soldered statu s NORM AL CONDITION catch the channel? L1000,C1001,C1002 YE S CON1 F1002 CHE CK solder aga in or c hange pin#2 ≥...
  • Page 26 SGH-S108 Exploded view and its Part list 8. TX_EGSM CONTINUOUS TX ON CONDITION F1002 F1002 TX POWER DAC:500 CODE U700,U701 pin#13:about pin#11= 2.85 V? APPLIED 2~3 dBm? check & change CH:62 RBW : 100KHz VBW : 100KHz SPAN : 10MHz U1001 pin#5: REF LEV.
  • Page 27 SGH-S108 Exploded view and its Part list 9. RX_DCS CONTINUOU S RX ON RF INPUT : 698CH AMP : -50dBm NORM AL Check soldered s tatus of CONDITION L1000,C1001,C1002 F1002 CHECK CON1 pin#2 ≥ 65dBm ? solder again or change...
  • Page 28 SGH-S108 Exploded view and its Part list 10. TX_DCS F1002 F1002 pin#7: U700,U702 CONTINUOUS TX ON CONDITION pin#11= 2.85 about 2~3 check & change TX POWER DAC:500 CODE APPLIED dBm? CH:698CH RBW : 100KHz VBW : 100KHz SPAN : 10MHz REF LEV.
  • Page 29 SGH-S108 Exploded view and its Part list 11. RX_PCS CONTINUOUS RX ON RF I NPUT : 62CH AMP : -50dBm NORMAL CONDI TION Check soldered status of catch the channel? L1000,C1001,C1002 F1002 CHECK CON1 pin#2 ≥ 65dBm ? solder again or change...
  • Page 30 SGH-S108 Exploded view and its Part list 12. TX_PCS F1002 F1002 pin#7: U700,U701 CONTINUOUS TX ON CONDI TION pin#11= 2.85 about 2~3 check & change TX POWER DAC:500 CODE APPLIED dBm? CH:62 RBW : 100KHz VBW : 100KHz SPAN : 10MHz REF LEV.