Samsung SGH-T500 Service Manual
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Samsung SGH-T500 Service Manual

Samsung SGH-T500 Service Manual

Dual band mobile cellular phone
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ELECTRONICS
SERVICE
DUAL BAND MOBILE CELLULAR PHONE
DUAL BAND Mobile
Cellular Phone
SGH-T500
Manual
CONTENTS
1. Exploded Views and Parts List
2. PCB Diagrams
3. Electrical Parts List
4. Block Diagrams
5. Flow Chart of Troubleshooting and
Circuit Diagrams

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  • Page 1 DUAL BAND Mobile ELECTRONICS Cellular Phone SGH-T500 SERVICE Manual DUAL BAND MOBILE CELLULAR PHONE CONTENTS 1. Exploded Views and Parts List 2. PCB Diagrams 3. Electrical Parts List 4. Block Diagrams 5. Flow Chart of Troubleshooting and Circuit Diagrams...
  • Page 2 ELECTRONICS Samsung Electronics Co.,Ltd. Printed in Korea 01/2003 Rev 1.0 GH68-03490A...

  • Page 3: Table Of Contents

    1. Exploded Views and Parts List Main Main Parts List Travel Adapter Travel Adapter Parts List Ciger Light Adapter Ciger Light Adapter Parts List Test Jig EAR Microphone Data Kit 1-10 Battery Charger 2. PCB Diagrams Main Top Main Bottom 3.
  • Page 4 1. SGH-T500 Exploded Views and Parts List 1-1 Main Exploded Views and Parts List...

  • Page 5: Main Parts List

    1-2 Main Parts List Location SEC CODE Remark Description FOLDER UPPER GH75-02664A GH07-00278A SPEAKER 3001-001345 MOTOR GH31-00048A FOLDER LOWER GH75-02193A WINDOW LCD GH72-05017A SCREW 6001-001478 FRONT COVER GH75-02194A KEYPAD GH75-02196A MAIN PBA GH92-01337A VOLKEY FPCB GH59-00572A DOME SHEET GH59-00571A GH59-00610A CONNECTOR COVER GH73-01338A RF COVER...

  • Page 6: Travel Adapter

    1-3 Travel Adapter 1-4 Travel Adapter Parts List TYPE SEC CODE REMARK GH44-00171A CHINA GH44-00184A EUROPE GH44-00171C UNITED KINGDOM Gh44-00171E TAIWAN Exploded Views and Parts List...

  • Page 7: Ciger Light Adapter

    1-5 Ciger Light Adapter 1-6 Ciger Light Adapter Parts List DESCRIPTION SEC CODE REMARK Ciger Light Adapter Code GH44-00170A BLACK Exploded Views and Parts List...

  • Page 8: Test Jig

    1-7 Test Jig TEST JIG GH80-10508A TEST JIG CABLE GH39-00079A RF CABLE GH39-00184A Exploded Views and Parts List...
  • Page 9 1-7-1 Test Jig POWER SUPPLY 8922 or 8960 WIRELESS COMMUNICATIONS TEST SET RF CABLE TEST JIG CABLE 232 CABLE Note PC Exploded Views and Parts List...

  • Page 10: Wearable Ear Microphone

    1-8 Wearable EAR Microphone Wearable EAR MICROPHONE GH59-00322A 1-9 Data Kit DATA KIT GH39-00078A 1-10 Battery Charger BATTERY CHAGER GH44-00234A Exploded Views and Parts List...
  • Page 11 2. PCB Diagrams 2-1 Main Top C603 C602 C601 D110 U106 R107 DIGIT3 DIGIT6 DIGIT9 U100 L605 U204 RIGHT L604 C122 U602 C123 C128 C608 C611 U603 R691 V304 U108 C213 V303 C209 DIGIT2 DIGIT5 DIGIT8 DIGIT10 R244 C303 C120 C214 V302 C305...
  • Page 12 2-2 Main Bottom C106 C160 R101 C302 V220 V301 U101 U600 Q100 L607 R111 C316 R103 C109 TH200 C630 C201 R205 Q201 U605 C604 C612 R110 C607 R311 C617 R413 U102 U104 U501 U500 C118 R690 ZD300 C114 C104 U205 L501 L500 C105...

  • Page 13: Main Parts List Top

    0601-001611 LED;SLS-NNWH102TS SLS-NNWH102TS LED206 0601-001611 LED;SLS-NNWH102TS SLS-NNWH102TS LED207 0601-001611 LED;SLS-NNWH102TS SLS-NNWH102TS LED208 0601-001611 LED;SLS-NNWH102TS SLS-NNWH102TS U204 1009-001010 IC-HALL EFFECT S/W;A3212ELH-SAMSUNG A3212ELH-SAMSUNG U100 1203-002077 IC-VOLTAGE REGULATOR;LP2985AIM5-3.3 LP2985AIM5-3.3 U108 1203-002156 IC-VOLTAGE REGULATOR;LP3985IM5X-2.5 LP3985IM5X-2.5 U301 1204-001960 IC-MELODY;YMU762 MA-3 YMU762 MA-3 V305 1405-001082 VARISTOR;VC040205X150R...
  • Page 14 Refer Part Description Vendor Part No. ence CODE R241 2007-001290 “R-CHIP;24ohm,5%” RC1005J240CS R215 2007-007009 “R-CHIP;75ohm,5%” RC1005J750CS R240 2007-007009 “R-CHIP;75ohm,5%” RC1005J750CS R241 2007-001290 “R-CHIP;24ohm,5%” RC1005J240CS R242 2007-007009 “R-CHIP;75ohm,5%” RC1005J750CS R243 2007-007009 “R-CHIP;75ohm,5%” RC1005J750CS R607 2007-007107 “R-CHIP;100K,1%” RC1005F1003CS R608 2007-007107 “R-CHIP;100K,1%” RC1005F1003CS R317 2007-007137 “R-CHIP;1.2K,1%”...
  • Page 15 Refer Part Description Vendor Part No. ence CODE C309 2203-005061 “C-CERAMIC,CHIP;C104Z,100NF,16V” CL05F104ZONC C310 2203-005061 “C-CERAMIC,CHIP;C104Z,100NF,16V” CL05F104ZONC C313 2203-005061 “C-CERAMIC,CHIP;C104Z,100NF,16V” CL05F104ZONC C311 2203-005483 “C-CERAMIC,CHIP;C683K,68NF,10V” GRP155R61A683KA01E C312 2404-001086 “C-TA,CHIP;4.7UF/6.3V” TESVSPOJ475M8RTJ C122 2404-001105 “C-TA,CHIP;10UF/6.3V” TCSCS0J106MPAR C603 2404-001105 “C-TA,CHIP;10UF/6.3V” TCSCS0J106MPAR L604 2007-007771 “R-CHIP;0OHM,5%,1/16W,DA,TP,1005 “ RC1005J000CS L605 2007-007771...

  • Page 16: Main Parts List Bottom

    IC-CMOS LOGIC;NC7SZ19P6X NC7SZ19P6X U302 0801-002540 IC-CMOS LOGIC;NC7SZ19P6X NC7SZ19P6X U403 1001-001145 IC-ANALOG SWITCH;MAX4599EXT-T MAX4599EXT-T U205 1001-001183 IC-ANALOG SWITCH;MAX4684EUB MAX4684EUB U204 1009-001010 IC-HALL EFFECT S/W;A3212ELH-SAMSUNG A3212ELH-SAMSUNG U402 1103-001288 “IC;24C512,512KX8BIT,DFN,8P,6X5MM” 24LC512 U600 1201-001954 IC-POWER AMP;RF3140 RF3140 U105 1203-001454 IC-VOLTAGE REGULATOR;LP2981AIM5X-3.0 LP2981AIM5X-3.0 U104 1203-002076 IC-VOLTAGE REGULATOR;LP2985AIM5-3.0...
  • Page 17 Refer Part Description Vendor Part No. ence CODE U503 1205-002185 IC-INTERFACE;SI4201-BM SI4201-BM U502 1205-002248 IC-TRANSCEIVER;SI4200DB-BM SI4200DB-BM U505 1209-001434 IC-PLL/SYNTHESISER;SI4133T-BM SI4133T-BM TH200 1404-001221 “THERMISTOR-NTC;47Kohm,-,4050K,1mW” NCP15WB473J04RC V301 1405-001082 VARISTOR;VC040205X150R VC040205X150R V305 1405-001082 VARISTOR;VC040205X150R VC040205X150R V400 1405-001082 VARISTOR;VC040205X150R VC040205X150R V401 1405-001082 VARISTOR;VC040205X150R VC040205X150R V402 1405-001082 VARISTOR;VC040205X150R...
  • Page 18 Refer Part Description Vendor Part No. ence CODE R514 2007-000148 “R-CHIP;10K,5%” RC1005J103CS R408 2007-000151 “R-CHIP;15K,5%” RC1005J203CS R421 2007-000152 “R-CHIP;20K,5%” RC1005J203CS R521 2007-000152 “R-CHIP;20K,5%” RC1005J203CS R520 2007-000155 “R-CHIP;27K,5%” RC1005J473CS R101 2007-000157 “R-CHIP;47K,5%” RC1005J473CS R216 2007-000157 “R-CHIP;47K,5%” RC1005J473CS R424 2007-000157 “R-CHIP;47K,5%” RC1005J473CS R692 2007-000157 “R-CHIP;47K,5%”...
  • Page 19 Refer Part Description Vendor Part No. ence CODE R314 2007-001325 “R-CHIP;3.3K,5%” MCR01MZSJ511 R423 2007-002796 “R-CHIP;510,5%” MCR01MZSJ511 R427 2007-002796 “R-CHIP;510,5%” MCR01MZSJ511 R509 2007-007008 “R-CHIP;300,5%” RC1005J301CS R510 2007-007008 “R-CHIP;300,5%” RC1005J301CS R211 2007-007009 “R-CHIP;75ohm,5%” RC1005J750CS R212 2007-007009 “R-CHIP;75ohm,5%” RC1005J750CS R213 2007-001290 “R-CHIP;24ohm,5%” RC1005J240CS R214 2007-001290 “R-CHIP;24ohm,5%”...
  • Page 20 Refer Part Description Vendor Part No. ence CODE R441 2011-001345 R-CHIP;EXB28V103JX EXB28V103JX C314 2203-002687 “C-CERAMIC,CHIP;1.2nF,10%,50V,X7R,” CL05B122KBNC C402 2203-000233 “C-CERAMIC,CHIP;C101J,100PF,50V” CL05C101JBNC C403 2203-000233 “C-CERAMIC,CHIP;C101J,100PF,50V” CL05C101JBNC C404 2203-000233 “C-CERAMIC,CHIP;C101J,100PF,50V” CL05C101JBNC C405 2203-000233 “C-CERAMIC,CHIP;C101J,100PF,50V” CL05C101JBNC C504 2203-000233 “C-CERAMIC,CHIP;C101J,100PF,50V” CL05C101JBNC C513 2203-000233 “C-CERAMIC,CHIP;C101J,100PF,50V” CL05C101JBNC C519 2203-000233 “C-CERAMIC,CHIP;C101J,100PF,50V”...
  • Page 21 Refer Part Description Vendor Part No. ence CODE C214 2203-000679 “C-CERAMIC,CHIP;C270J,27PF,50V” CL05C270JBNC C218 2203-000679 “C-CERAMIC,CHIP;C270J,27PF,50V” CL05C270JBNC C219 2203-000679 “C-CERAMIC,CHIP;C270J,27PF,50V” CL05C270JBNC C303 2203-000679 “C-CERAMIC,CHIP;C270J,27PF,50V” CL05C270JBNC C304 2203-000679 “C-CERAMIC,CHIP;C270J,27PF,50V” CL05C270JBNC C401 2203-000679 “C-CERAMIC,CHIP;C270J,27PF,50V” CL05C270JBNC C414 2203-000679 “C-CERAMIC,CHIP;C270J,27PF,50V” CL05C270JBNC C423 2203-000679 “C-CERAMIC,CHIP;C270J,27PF,50V” CL05C270JBNC C426 2203-000679 “C-CERAMIC,CHIP;C270J,27PF,50V”...
  • Page 22 Refer Part Description Vendor Part No. ence CODE C508 2203-001405 “C-CERAMIC,CHIP;C223Z,22NF,25V” CL05F223ZANC C509 2203-001405 “C-CERAMIC,CHIP;C223Z,22NF,25V” CL05F223ZANC C510 2203-001405 “C-CERAMIC,CHIP;C223Z,22NF,25V” CL05F223ZANC C512 2203-001405 “C-CERAMIC,CHIP;C223Z,22NF,25V” CL05F223ZANC C514 2203-001405 “C-CERAMIC,CHIP;C223Z,22NF,25V” CL05F223ZANC C515 2203-001405 “C-CERAMIC,CHIP;C223Z,22NF,25V” CL05F223ZANC C203 2203-002443 “C-CERAMIC,CHIP;C331K,330PF,50V” CL05B331KBNC C400 2203-003054 “C-CERAMIC,CHIP;C090C,9PF,50V” CL05C090CBNC C442 2203-003054 “C-CERAMIC,CHIP;C090C,9PF,50V”...
  • Page 23 Refer Part Description Vendor Part No. ence CODE C160 2404-001101 “C-TA,CHIP;1UF/16V” TCSCS1C105PAS C101 2404-001105 “C-TA,CHIP;10UF/6.3V” TCSCS0J106MPAR C113 2404-001105 “C-TA,CHIP;10UF/6.3V” TCSCS0J106MPAR C114 2404-001105 “C-TA,CHIP;10UF/6.3V” TCSCS0J106MPAR C121 2404-001105 “C-TA,CHIP;10UF/6.3V” TCSCS0J106MPAR C122 2404-001105 “C-TA,CHIP;10UF/6.3V” TCSCS0J106MPAR C126 2404-001105 “C-TA,CHIP;10UF/6.3V” TCSCS0J106MPAR C603 2404-001105 “C-TA,CHIP;10UF/6.3V” TCSCS0J106MPAR C417 2404-001162 “C-TA,CHIP;F950G476MAAJZTQ2”...
  • Page 24 4. Block Diagrams 4-1 Main Baseband Block Diagrams...

  • Page 25: Main Rf

    4-2 Main RF Block Diagrams...

  • Page 26: Rf Transmit Part

    4-2-1 RF Transmit Part Block Diagrams...

  • Page 27: Rf Receive Part

    4-2-2 RF Receive Part Block Diagrams...

  • Page 28: Power On

    5. Flow Chart of Troubleshooting and Circuit Diagrams 5-1 Power ON ’POWER ON’does not work Check the Battery Voltage Charge the Battery is more than 3.2V When the "END" key is pressed, the voltage of "D110 pin1" Check the Dome sheet 3.6V? U102 U108...
  • Page 29 Flow Chart of Troubleshooting and Circuit Diagrams...
  • Page 30 5-2 Initial Initial Failure After power on, Downloading SW is OK ? check and repair the important (Is CSROM signal OK ?) signals of U400 as follows The node Check the circuit between R408 and C408 related to reset = "H" (RST) R412 = "H"...
  • Page 31 Flow Chart of Troubleshooting and Circuit Diagrams...

  • Page 32: Charging Part

    5-3 Charging Part Abnormal charging part Check the CN301 pin 17,18 > 4.9 V ? Replace TA Check the U103 pin 3 > 4.9 V ? Resolder U103, U915 R103(CHG_ON side) = "L" ? Resolder R103 Resolder components around Check the U106 pin 5 4.2V ? U103 Flow Chart of Troubleshooting and Circuit Diagrams...
  • Page 33 Flow Chart of Troubleshooting and Circuit Diagrams...

  • Page 34: Sim Part

    5-4 Sim Part Phone can’t access SIM card U101 pin4 = 3.0 V ? Check the circuit around U104 Replace U101 or U101 pin5 = "H" ? Replace PBA U101 pin 2, 3 = 3.0 V ? Replace U101 After Power ON, Resoldering C109 or Check SIMCLK Signal on CN100 pin 3 Replace PBA...
  • Page 35 Flow Chart of Troubleshooting and Circuit Diagrams...

  • Page 36: Microphone Part

    5-5 Microphone Part Microphone does not work EAR400 pin 4, 5 = short? Resolder EAR400 U102 pin 5 (AVCC) 2.5V? Check the circuit related to U102 Resolder the Check the circuit R422,R423,R423,R429, RC Filter to MIC1 C415,C417,C416,C420 Check the tension of MIC Module Replace the Mic or Mic Holder Flow Chart of Troubleshooting and Circuit Diagrams...
  • Page 37 Flow Chart of Troubleshooting and Circuit Diagrams 5-10...

  • Page 38: Receiver Part

    5-6 Receiver Part Speaker does not work EAR400 pin 2, 3 = short Resolder EAR400 EAR400 pin 2, 3, 6 = 1.25 V ? Replace the PBA U205 pin 7, 8 Resolder U205, R237, R236 5-11 Flow Chart of Troubleshooting and Circuit Diagrams...
  • Page 39 Flow Chart of Troubleshooting and Circuit Diagrams 5-12...

  • Page 40: Key Data Input

    5-7 Key Data Input Check Initial operation When one of the keys is pushed, Check the Dome sheet is it displayed on LCD Keypad is OK ? Replace the PBA 5-13 Flow Chart of Troubleshooting and Circuit Diagrams...

  • Page 41: Ring Indicator

    5-8 Ring Indicator Ring Indicator LED does not work Resolder 3 LEDs of LCD Module Replace LCD Module 5-14 Flow Chart of Troubleshooting and Circuit Diagrams...

  • Page 42: Back Light

    5-9 Back Light Backlight does not work Backlight "ON" mode Select backlight "ON" mode in the menu? R217 = "H" ? GPIO5 by test S/W KEY PCB LED Replace LCD Resolder R217,R218 Q201 pin 3 = "L" ? or Resolder Q201 Resolder R206,R211,R212,R213,R214, Key PCB LED on ?
  • Page 43 Flow Chart of Troubleshooting and Circuit Diagrams 5-16...

  • Page 44: Melody Part

    5-10 Melody Part Melody is not working U301 Pin 7 Check the circuit containing U104 is H ? Check U301 Pin 1 Check the R511 Working? U301 Check the C311, C315, C314 Pin 14 is working R316, R317, R318 Well spk + / spk - Change the U301 working...
  • Page 45 SPVSS SPVD HPOUT-R IOVD HPOUT-L/MONO Flow Chart of Troubleshooting and Circuit Diagrams 5-18...

  • Page 46: Gsm Receiver

    5-11 GSM Receiver Rx On RF input : CH center freq. + 67.7 kHz Amp. : -50 dBm U605 Resolder Pin 8 U604 -50 dBm Check U605 Check Ant. s/w VC1 : L Pin 10 control VC2 : L -53 dBm circuit Resolder U605...

  • Page 47: Gsm Transmitter

    5-12 GSM Transmitter Tx On (level : 5) U605 Resolder Pin 8 U604 ‡ 30 dBm U605 Check Change or Resolder VC1 : L Pin 5 U605 VC2 : H ‡ 30 dBm Check Ant. S/W Control Circuit U600 Resolder Pin 9 C612 ‡...

  • Page 48: Dcs Receiver

    5-13 DCS Receiver Rx On RF input : CH center freq. + 67.7 kHz Amp. : -50 dBm U605 Resolder Pin 8 U604 -50 dBm Check U605 Check Ant. s/w VC1 : L Pin 1 control VC2 : L -53 dBm circuit Resolder U605...

  • Page 49: Dcs Transmitter

    5-14 DCS Transmitter Tx On (level : 0) U605 Resolder Pin 8 U604 25 dBm U605 Check Change or Resolder VC1 : H Pin 3 U605 VC2 : L 25 dBm Check Ant. S/W Control Circuit U600 Resolder Pin 11 C614, C605 25 dBm Check...
  • Page 50 IFLB RFLA VDDA VDDC IFLA RFLB XOUT VDDD RFLC SCLK RFLD SENB VDD3 IFLOP PDNB IFLON RFLOP RFLON VDD2 VDD4 DIAG2 RFOG DIAG1 5-23 Flow Chart of Troubleshooting and Circuit Diagrams...
  • Page 51 GND4 GND3 GND2 GND1 VCC2 VCC2 Flow Chart of Troubleshooting and Circuit Diagrams 5-24...

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