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Samsung SGH-V205 Service Manual
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Samsung SGH-V205 Service Manual

Samsung SGH-V205 Service Manual

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SERVICE
GSM TELEPHONE
GSM TELEPHONE
SGH-V205
Manual
1.
Specification
2.
Exploded Views and Parts List
3.
Electrical Parts List
4.
Block Diagrams
5.
PCB Diagrams
6.
Flow Chart of Troubleshooting and
Circuit Diagrams
CONTENTS

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Summary of Contents for Samsung SGH-V205

  • Page 1 GSM TELEPHONE SGH-V205 Manual SERVICE GSM TELEPHONE CONTENTS Specification Exploded Views and Parts List Electrical Parts List Block Diagrams PCB Diagrams Flow Chart of Troubleshooting and Circuit Diagrams...
  • Page 2 ELECTRONICS ⓒ Samsung Electronics Co.,Ltd. December. 2002 Printed in Korea. Code No.: GH68-03418A BASIC.

  • Page 3: Gsm General Specification

    - 1 0 0 d B m - 1 0 0 d B m TD M 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...

  • Page 4: Gsm Tx Power Class

    6 ± 4 dBm 4 ± 4 dBm 4 ± 4 dBm 7 ± 3 dBm 5 ± 3 dBm 2 ± 5 dBm 2 ± 5 dBm 0 ± 5 dBm 0 ± 5 dBm SAMSUNG Proprietary-Contents may change without notice...
  • Page 5 2. SGH-V205 Exploded View and its Parts list 1. Cellular phone Exploded View SAMSUNG Proprietary-Contents may change without notice...
  • Page 6 GH75-02353A VOLUME KEY GH75-02358A KEYPAD GH75-02356A DOME SHEET GH59-00629A MAIN PBA GH92-01301A GH59-00626A CONNECTOR COVER GH73-01069A ANTENNA GH42-00248A REAR COVER GH75-02357A SCREW 6001-001478 SCREW CAP GH73-01576A RF COVER GH73-01053A GH43-00719A 700mA BATTERY GH43-00724A 900mA SAMSUNG Proprietary-Contents may change without notice...
  • Page 7 SGH-V205 Exploded view and its Part list 3. Test Jig (GH80-00865A) 3-1. RF Test Cable 3-2. Test Cable 3-3. Serial Cable (GH39-00090A) (GH39-00127A) 3-4. Power Supply Cable 3-5. DATA CABLE 3-6. TA (GH39-00159A) (GH44-00184G) SAMSUNG Proprietary-Contents may change without notice...
  • Page 8 3. SGH-V205 MAIN Electrical Parts List Level SEC Code Design LOC Descriptions GH92-01301A - PBA MAIN-SGHV200;SGH-V200,XEF,FRAN,-, GH09-00020A U601 IC MICOM-SGHS100;TR09WQTEB17IN2B-DB, GH13-00012A U1101 SSH275,SCH-X590,96P,3V,-30TO+70C,FBGA GH71-00434A ANT1 NPR-ANT CONTACT;SCH-X210,ST,T0.2,-,- 0404-001172 D1101,D1102,D1103 RB520S-30,30V,200MA,SOD-523,TP 0406-001083 ZD300,ZD301 -,6.1/-/7.2V,150W,SOT-323-5L 0406-001152 ZD302 SD05,6/-/-/,350W,SOD-323 0501-000225 Q400 TR-SMALL SIGNAL;2SC4617,NPN,200mW,EM...
  • Page 9 R-CHIP;330Kohm,5%,1/16W,DA,TP,1005 2007-000164 R403 R-CHIP;150Kohm,5%,1/16W,DA,TP,1005 2007-000775 R404,R406 R-CHIP;33Kohm,5%,1/16W,DA,TP,1005 2007-000982 R1100 R-CHIP;5.6Kohm,5%,1/16W,DA,TP,1005 2007-001119 R409 R-CHIP;680ohm,5%,1/16W,DA,TP,1005 2007-001288 R1000,R1004 R-CHIP;18ohm,5%,1/16W,DA,TP,1005 2007-001301 R1105 R-CHIP;68ohm,5%,1/16W,DA,TP,1005 2007-001305 R1110 R-CHIP;120ohm,5%,1/16W,DA,TP,1005 2007-001307 R1001,R1005 R-CHIP;180ohm,5%,1/16W,DA,TP,1005 2007-001306 R806,R807,R808,R809 R-CHIP;150ohm,5%,1/16W,DA,TP,1005 2007-001306 R810,R811,R812,R813 R-CHIP;150ohm,5%,1/16W,DA,TP,1005 2007-001306 R814,R815,R816,R826 R-CHIP;150ohm,5%,1/16W,DA,TP,1005 SAMSUNG Proprietary-Contents may change without notice...
  • Page 10 C-CERAMIC,CHIP;10nF,10%,16V,X7R,TP,1005 2203-000254 C611,C612,C613,C706 C-CERAMIC,CHIP;10nF,10%,16V,X7R,TP,1005 2203-000254 C707,C708,C709,C710 C-CERAMIC,CHIP;10nF,10%,16V,X7R,TP,1005 2203-000254 C711,C712,C713,C800 C-CERAMIC,CHIP;10nF,10%,16V,X7R,TP,1005 2203-000254 C805,C807,C808,C809 C-CERAMIC,CHIP;10nF,10%,16V,X7R,TP,1005 2203-000254 C1138,C205,C504,C617 C-CERAMIC,CHIP;10nF,10%,16V,X7R,TP,1005 2203-000254 C107,C1136 C-CERAMIC,CHIP;10nF,10%,16V,X7R,TP,1005 2203-000278 C1017,C912,C915 C-CERAMIC,CHIP;0.01nF,0.5pF,50V,NP0,TP,1 2203-000425 C801 C-CERAMIC,CHIP;0.018nF,0.5pF,50V,NP0,TP, 2203-000438 C1014,C411 C-CERAMIC,CHIP;1nF,10%,50V,X7R,TP,1005, 2203-000438 C413,C414,C202,C222 C-CERAMIC,CHIP;1nF,10%,50V,X7R,TP,1005, 2203-000628 C614,C616 C-CERAMIC,CHIP;0.022nF,5%,50V,NP0,TP,10 SAMSUNG Proprietary-Contents may change without notice...
  • Page 11 C-CERAMIC,CHIP;680pF,10%,50V,X7R,TP,100 2203-000940 C1143 C-CERAMIC,CHIP;470pF,10%,50V,NP0,TP,10 2203-005503 C1144 C-CERAMIC,CHIP;0.18nF,5%,50V,NP0,TP,100 2203-001598 C102,C109,C110,C112 C-CERAMIC,CHIP;2200nF,+80-20%,16V,Y5V,T 2203-001598 C114,C116,C111 C-CERAMIC,CHIP;2200nF,+80-20%,16V,Y5V,T 2203-001598 C118,C119,C115 C-CERAMIC,CHIP;2200nF,+80-20%,16V,Y5V,T 2203-005061 C101,C103,C1103,C300 C-CERAMIC,CHIP;100nF,+80-20%,16V,Y5V,T 2203-005061 C1104,C1109,C1110 C-CERAMIC,CHIP;100nF,+80-20%,16V,Y5V,T 2203-005061 C1111,C1112,C1113 C-CERAMIC,CHIP;100nF,+80-20%,16V,Y5V,T 2203-005061 C1114,C1115,C1117 C-CERAMIC,CHIP;100nF,+80-20%,16V,Y5V,T 2203-005061 C1118,C1119,C1120 C-CERAMIC,CHIP;100nF,+80-20%,16V,Y5V,T 2203-005061 C1121,C1122,C1124 C-CERAMIC,CHIP;100nF,+80-20%,16V,Y5V,T SAMSUNG Proprietary-Contents may change without notice...
  • Page 12 2804-001492 U1102 27MHZ,100PPM,15PF,TP,7V,- 2809-001260 OSC801 OSCILLATOR-VCTCXO;13MHZ,3PPM,10KOHM/ 3404-001152 VOL_DN,VOL_UP SWITCH-TACT;12V DC,20mA,160gf,4.5x4.0x2 3705-001226 CN1001 CONNECTOR-COAXIAL;MCX,JACK,75MOHM,5 3709-001187 CN100 CONNECTOR-CARD EDGE;6P,2.54MM,SMD-A 3710-001673 CN300 CONNECTOR-SOCKET;18P,1R,0.5mm,SMD-A 3711-005079 CN1101 BOX,16P,2R,0.5MM,SMD-S,AUF,NTR 3711-005078 CN201 CONNECTOR;NOWALL,34P,2R,0.4MM,SMD-S, 2904-001410 F1003 FILTER-SAW;1.96GHZ,-,1930-1990MHZ/2.4D 3722-001715 CN401 JACK-PHONE;6P,2.3PI,AU,BLK,- 4302-001130 M101 BATTERY-LI(2ND);3V,0.1MAH,-,-,3.1V,- SAMSUNG Proprietary-Contents may change without notice...
  • Page 13 SGH-V205 Electrical Parts List 1205-002268 U901 IC-TRANSCEIVER;SI4200-BM,MLP,32P,5X5MM NEW-ETC0001 U1005 IC-FEM;LMSP-0021TEMP,-,-,-,-,- NEW-ETC0002 L1001 INDUCTOR-SMD;30nH,2%,1.6x0.8x0.8mm NEW-ETC0003 L1006 INDUCTOR-SMD;7.5nH,2%,1x0.5x0.5mm NEW-ETC0004 L1002 INDUCTOR-SMD;8.2nH,2%,1.0X0.5X0.5MM SAMSUNG Proprietary-Contents may change without notice...
  • Page 14 SGH-V205 Electrical Parts List SAMSUNG Proprietary-Contents may change without notice...
  • Page 15 FILTER 100KHz π/ 2 SI4201 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 B'D B'D conn. (16M) (128M) Keypad CCD conn. Memory part Camera Solution Camera Asic Camera DSP CAM_D[0:15] Y[0:7] Y[0:7] CAM_A UV[0:7] UV[0:7] CAM_WEN PCLK PCLK CAM_CLCD_EN D[0:15] NSUB_DC CP_OEN NSUB_PLUS CP_WEN CINS CAM_INT CLCD_EN SAMSUNG Proprietary-Contents may change without notice...
  • Page 17 C422 C109 C116 R1003 C113 R1002 CN100 C115 R1008 CN1001 C118 R701 C1013 C700 C114 C126 U1001 C1016 C406 C111 L1000 C1001 C1002 C1015 R1004 R1007 R111 R113 U101 R1005 R112 C125 C120 R601 SAMSUNG Proprietary-Contents may change without notice...
  • Page 18 R819 R825 R807 R810 R813 R816 R604 C1129 LED814 LED820 C615 LED802 LED805 LED808 LED811 C1120 R605 ZD303 ZD304 ZD305 ZD306 R824 ZD307 R818 R806 R809 R812 R815 LED819 LED813 LED801 LED804 LED807 LED810 SAMSUNG Proprietary-Contents may change without notice...
  • Page 19 6. SGH-V205 Flow Chart of Troubleshooting and Circuit Diagrams 1. Power On ' Power On ' does not work Check the current cons umption Current cons umption >=100mA Download again Check the V bat. Voltage Voltage >= 3.3V Charge the Battery...
  • Page 20 SGH-V205 Flow Chart of Troubleshooting and Circuit Diagrams 2. Initial Initialization Failure The pin #13 of U100 = 1.8V and Check the U100 the pin #15 of U100 ㆃ 2.825V ? (If it has some problem, it has to be replaced.)

  • Page 21: Sim Part

    SGH-V205 Flow Chart of Troubleshooting and Circuit Diagrams 3. Sim Part "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 22: Charging Part

    SGH-V205 Flow Chart of Troubleshooting and Circuit Diagrams 4. Charging Part Abnormal charging operation The pin #17, #18 of CN300 is Replace TA or Check CN300 TA_VEXT ㆃ 5V? Check the U 101 The pin #2 of U101 is "low"? The pin #3 of Q101 is "low"?

  • Page 23: Microphone Part

    SGH-V205 Flow Chart of Troubleshooting and Circuit Diagrams 5. Microphone Part Microphone does not work Reassemble the microphone Is the ass embled status of microphone O.K? Check the reference voltage on mic path Solder the microphone again or C432 ㆃ 2.0V...

  • Page 24: Speaker Part

    SGH-V205 Flow Chart of Troubleshooting and Circuit Diagrams 6. Speaker Part There is no s ound from Speaker Is the terminal of Speaker O.K.? Replace the Speaker Are there any signals Check LCD or Replace CN201 at the C221,C228? The type of sound from the...
  • Page 25 SGH-V205 Flow Chart of Troubleshooting and Circuit Diagrams 7. EGSM Reciever CONTINUOU S RX ON R F IN PUT : 62CH AMP : -50dBm Check soldered status of NORMAL CONDITION C1001,C1002 catch the channel? CN1001 U1005 CHECK resolder or change pin15 ≥...

  • Page 26: Egsm Transmitter

    SGH-V205 Flow Chart of Troubleshooting and Circuit Diagrams 8. EGSM transmitter U1005 pin 12 : U1005 U700 CONTINUS TX ON CONDITION about 2~3 dBm? pin13 : 2.8 V? check & change TX POWER DAC:500 CODE APPLI ED YE S CH:62...
  • Page 27 SGH-V205 Flow Chart of Troubleshooting and Circuit Diagrams 9. DCS Reciever CONTINU OUS RX ON RF INPUT : 698CH AM P : -50dBm NORMAL CONDITION Check soldered status of catch the channel? C1001,C1002 U1005 CHECK CN1001 pin15 ≥ -65dBm ?
  • Page 28 SGH-V205 Flow Chart of Troubleshooting and Circuit Diagrams 10. PCS Reciever CONTINU OUS RX ON RF INPUT : 660CH AM P : -50dBm NORMAL CONDITION Check soldered status of catch the channel? C1001,C1002 U1005 CHECK CN1001 pin15 ≥ -65dBm ?
  • Page 29 SGH-V205 Flow Chart of Troubleshooting and Circuit Diagrams 11. DPCS transmitter U1005 pin 10 : U1005 U702,U703 about 2~3 dBm? pin5 : 2.8 V? check & change CONTI NUOUS TX ON CONDITION CH : 698CH(DCS),660CH(PCS) TX POWER CODE: 350 CODE Aplied...
  • Page 30 SGH-V205 Flow Chart of Troubleshooting and Circuit Diagrams SAMSUNG Proprietary-Contents may change without notice 6-12...
  • Page 31 SGH-V205 Flow Chart of Troubleshooting and Circuit Diagrams 12. Power&SIM Circuit Diagram CN100 C100 33PF VCC_1.8A VCCD VPAC VOSC VCCA VCCB VRTC C101 C102 C103 C104 C105 100NF 91 0 2.2UF 100NF 33PF 33PF U100 SIMDAT A UC_I O CRE F...
  • Page 32 SGH-V205 Flow Chart of Troubleshooting and Circuit Diagrams 13. LCDconnector&JTAGconnector&IRDA Circuit Diagram VBA T VCC D C200 C201 330NF 100N F CN201 SVC_BLU E SVC_RE D 16 16 SVC_GREEN CAM_D(14) CAM_D(15) CAM_D(12) CAM_D(13) CAM_D(10) CAM_D(11) CAM_D(8 ) CAM_D(9 ) LED_EN...
  • Page 33 SGH-V205 Flow Chart of Troubleshooting and Circuit Diagrams 14. IF connector Circuit Diagram VCC D VCCD VBA T R300 R301 CN300-1 DLC_DETEC DLC_DETEC R30 21 SDS_TX D SDS_TXD R30 3 SDS_RXD SDS_RXD R30 4 DEBUG_TX D DEBUG_TXD R30 5 DEBUG_RXD...
  • Page 34 SGH-V205 Flow Chart of Troubleshooting and Circuit Diagrams 15. Audio Circuit Diagram VCC D R415 U400 100K R400 AOUTAP R401 9 COM 2 NO1 2 25 24 23 22 21 20 SPK1 P AOUTAN IN 2 COM 1 SPK1N VBA T...
  • Page 35 SGH-V205 Flow Chart of Troubleshooting and Circuit Diagrams 16. Memory & Buzzer Circuit Diagram VCCD C500 C501 C502 100NF 100N F 100NF VCCD U50 0 A(1:22 ) C6 S-A17 D1 0 F-VC C F-VP P D(0:15) A(22) F-A21 S-VC C...
  • Page 36 SGH-V205 Flow Chart of Troubleshooting and Circuit Diagrams 17. Trident Circuit Diagram JTAG VCCD C601 C602 C603 C604 C600 10NF 10NF 10NF 10N F 220N F VCC_1.8 A VCCD VRTC SDS_TX D SDS_RX D C60 5 JIG_O N YMU_LED 100N F VBAT VCC_1.8A...
  • Page 37 SGH-V205 Flow Chart of Troubleshooting and Circuit Diagrams 18. CSP1093 Circuit Diagram U70 0 DSP_AB(0:8 R701 DSP_AB(0) SERCK SERCLK 5.1K N4 AB1 DSP_AB(1) SERD A SERDAT TXPOWE DSP_AB(2) SERLE1 SERLE P2 AB3 C700 DSP_AB(3) SERLE2 100PF DSP_AB(4) N1 AB5 DSP_AB(5)
  • Page 38 SGH-V205 Flow Chart of Troubleshooting and Circuit Diagrams 19. X-tal&Keypad&Backlight Circuit Diagram VOSC C805 R802 C80 1 10N F 2.2 K 18PF 13MHZ_BB CLK13M_T R R80 0 R801 (From SI4201) C806 100PF C809 CLK13M_M C OSC801 10N F CLK13M_YMU C808...
  • Page 39 SGH-V205 Flow Chart of Troubleshooting and Circuit Diagrams 20. Synthesizer Circuit Diagram VOSC 13MHZ_BB SI_EN SERDAT C903 C904 22N F 100P F SERCL K SERL E C906 C905 22NF 22NF C907 47PF GSM_PAM_IN SD O PDNB RXQP RXQP SI_EN 29 28...
  • Page 40 SGH-V205 Flow Chart of Troubleshooting and Circuit Diagrams 21. Transmitter & Receiver Circuit Diagram ANT1 CN1001 C100 1 C100 0 2.7n H 47PF L1000 C100 2 C1003 4.7n H 0.75P F GSM_LNA_IN_N U1005 L100 1 C100 4 30nH 0.75PF GSM_LNA_IN_P...
  • Page 41 SGH-V205 Flow Chart of Troubleshooting and Circuit Diagrams 22. Camera Circuit Diagram VCC_CAM VCC_CAM VCCD U1103 U1101 CAM_D(0:15 ) D1101 R1100 D(0:15) C1 0 PCLK PCLK D(0) CAM_D(0) 5.6K C1100 D(1) CAM_D(1) NSUB_DC R1101 10NF D(2) CAM_D(2) PD O C110 1...