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SGH-X120

GSM TELEPHONE

Specification

Flow Chart of Troubleshooting

Exploded Views and Parts Lis

Electrical Parts List

Block Diagram

PCB Diagrams

GSM TELEPHONE

CONTENTS

Содержание SGH-X120

Страница 1: ...SGH X120 GSM TELEPHONE 1 Specification 2 Flow Chart of Troubleshooting 3 Exploded Views and Parts Lis 4 Electrical Parts List 5 Block Diagram 6 PCB Diagrams GSM TELEPHONE CONTENTS ...

Страница 2: ...35 960 880 915 925 960 1710 1785 1805 1880 ARFCN range 1 124 0 124 975 1023 512 885 Tx Rx spacing 45MHz 45MHz 95MHz Mod Bit rate Bit Period 270 833kbps 3 692us 270 833kbps 3 692us 270 833kbps 3 692us Time Slot Period Frame Period 576 9us 4 615ms 576 9us 4 615ms 576 9us 4 615ms Modulation 0 3GMSK 0 3GMSK 0 3GMSK MS Power 33dBm 13dBm 33dBm 5dBm 30dBm 0dBm Power Class 5pcl 19pcl 5pcl 19pcl 0pcl 15pcl...

Страница 3: ...l level DCS1800 0 30 3 dBm 1 28 3 dBm 2 26 3 dBm 3 24 3 dBm 4 22 3 dBm 5 20 3 dBm 6 18 3 dBm 7 16 3 dBm 8 14 3 dBm 9 12 4 dBm 10 10 4 dBm 11 8 4dBm 12 6 4 dBm 13 4 4 dBm 14 2 5 dBm 15 0 5 dBm TX Power control level GSM900 5 33 2 dBm 6 31 2 dBm 7 29 2 dBm 8 27 2 dBm 9 25 2 dBm 10 23 2 dBm 11 21 2 dBm 12 19 2 dBm 13 17 2 dBm 14 15 2 dBm 15 13 2 dBm 16 11 3 dBm 17 9 3dBm 18 7 3 dBm 19 5 3 dBm ...

Страница 4: ... voltage Down load again Check the pin of U300 Pin 9 1 8V Check the Initial operation END pin 39 and 33 2 8V Charge the Battery Check the clock generation circuit OSC100 U105 pin 4 Check the clock signal at pin 3 of OSC100 Freq 13MHz Vrms 300mV Check U300 and C312 Check U300 and C313 NO NO NO NO NO NO YES YES YES YES YES YES Voltage 3 3V pin 11 2 8V ...

Страница 5: ... Initial Failure Is the pin 19 of U300 Low High There is 32 768KHz wave form at the C225 C226 Is the pin 25 of U300 is High The voltage is High at the C306 C308 C309 LCD Display OK Sound operation OK END Check the U201 Check the U200 Check the U300 Check the LCD part Check the Audio part YES NO NO NO NO YES YES YES YES YES NO NO NO YES Check the U300 If it has some problem it has to be replaced Ch...

Страница 6: ...ubleshooting and Circuit Diagrams 2 3 This Document can not be used without Samsung s authorization 3 SIM Part Is there any signal pin 52 53 54 of U300 Check the U201 Insert SIM is displayed on the LCD END Check the SIM Card YES NO NO YES Is there any signal pin 1 2 3 6 of CN300 Check the U300 ...

Страница 7: ...t Samsung s authorization 4 Charging Part The pin 17 18 of CN301 VEXT is 5V Replace TA or check CN301 Abnormal charging operation END Check the U302 YES NO NO The pin 6 OF U302 LOW YES The pin 2 of U302 is Low YES Check the U302 NO The pin 5 of U301 is 3 2 4 2V Check the U301 NO The ICHRG 1V during charging 180mV full charging YES YES Solder again or change R322 NO ...

Страница 8: ...can not be used without Samsung s authorization 5 Microphone Part Micro phone does not work Is the assembled status of Microphone O K YES Reassemble the microphone NO Check the DC bias voltage on Mic path The voltage of C476 is 2 2V 10 NO Solder the microphone again or Replace C434 C476 R416 R415 R440 Is microphone OK NO Check U300 END YES YES ...

Страница 9: ... s authorization 6 Speaker Part Is the terminal of speaker is O K NO Replace the speaker There is no sound from speaker YES The type of sound from the speaker is Melody YES NO Check U201 U401 NO NO Pin 4 of U401 is Low Pin 4 of U401 is High Check U402 NO NO YES YES YES YES END Are there any signal at the pin 5 7 of U401 Are there any signal at the pin 3 9 of U401 Check U200 ...

Страница 10: ...ck Pin 20 21 65dBm Check soldered status of C102 CON101 Resolder or Change U100 Resolder or Change U103 Check Pin 9 32 Clean 2 8V U103 Check Pin 28 1 2 3 100mV U300 C306 C308 Check or resolder Check U200 NO NO YES YES YES YES NO YES U103 Check Pin 8 13MHz Vpp 860mV OSC100 Check Pin 8 13MHz Vpp 950mV OSC100 Check Pin 4 2 8V U103 Change or resolder NO NO NO C129 R114 resolder OSC100 Change or resold...

Страница 11: ...3 dBm U100 Pin 10 High U200 Q202 Check Change NO U102 CON101 Check Change YES U100 Check Change YES Check the Battery Block Level of U101 Pin 6 is 1 2V Check Change R107 OK U200 Check Change YES YES NO NO NO NO U101 pin 7 About 5 dBm U101 pin 3 High Check U200 YES NO YES U103 Check Pin 9 32 2 8V U103 Check Pin 8 13MHz Vpp 860mV OSC100 Check Pin 8 13MHz Vpp 950mV OSC100 Check Pin 4 2 8V NO YES NO N...

Страница 12: ...m U103 Check Pin 18 19 65dBm Check soldered status of C102 CON101 Resolder or Change U100 Resolder or Change U103 Check Pin 9 32 Clean 2 8V U103 Check Pin 28 1 2 3 100mV U300 C306 C308 Check or resolder Check U200 NO NO YES YES YES YES NO YES U103 Check Pin 8 13MHz Vpp 860mV OSC100 Check Pin 8 13MHz Vpp 950mV OSC100 Check Pin 4 2 8V U103 Change or resolder NO NO NO R129 114 resolder OSC100 Change ...

Страница 13: ... U100 Pin 4 High U200 Q203 Check Change NO C102 CON101 Check Change Level of U100 Pin 5 is 4 5dBm YES U100 L100 C106 C114 Check Change YES Check the Battery Block Level of U101 Pin 6 is 1 2V Check Change R107 OK U200 Check Change YES YES NO NO NO NO U101 pin 1 About 5 dBm U101 pin 3 High Check U200 YES NO YES U103 Check Pin 9 32 2 8V U103 Check Pin 8 13MHz Vpp 860mV OSC100 Check Pin 8 13MHz Vpp 95...

Страница 14: ...1 C1 7 CSB 13 D0 15 16 D1 D10 25 D11 26 D12 27 28 CN400 A0 14 6 R427 C405 R435 C 466 C417 VBAT C406 C448 R419 100K R S T 4 28 W R VCCD ZD 406 15 SPVDD SPVSS 16 7 VD D 9 VR EF VS S 8 CS 29 3 I R Q RD 31 11 HPOUT R I OVDD 32 LED 2 19 M TR 5 N C PLLC 6 17 SPO U T1 SPO U T2 18 EQ1 12 13 EQ2 EQ3 14 33 G G 34 35 G G 36 HPOUT L M ONO 10 D0 27 26 D1 25 D 2 D 3 24 23 D 4 D 5 22 21 D 6 D 7 20 U402 V 30 A0 1...

Страница 15: ...B 35 32 VL5S_A VL5S_B 31 VLDO _1 9 VLDO _2 11 39 UP_RST 54 VACC 3 VBAT 2 10 VDD12 VDD34 38 VDD5 34 VDD67 41 1 RTC_ALM N SCLK 17 SDI 15 SDO 16 SI M _C LK 50 51 SI M _I O 49 SI M _R ST 53 UP_CLK UP_I O 52 PSW 1_BUF 20 21 PW R_KEEP PW R_SW 1N 46 47 PW R_SW 2 RESET N 19 5 R I N G _D R V RI NG _PW M 55 13 G ND 65 66 G ND 60 G NDD G N D D 1 6 28 G N DQ 14 I NTRQ 7 LED 1_D RV LED 2_D RV 8 G ND 67 68 G ND...

Страница 16: ... L104 VO SC O SC100 C124 1NF C125 10 1NF VO SC R109 C130 10N F 10PF C123 L100 C106 R103 L102 C115 L103 R104 R108 C109 C108 C117 CO N101 3 G 1 4 G 2 I N 1 O UT 2 1 5K R111 C103 R112 560 4 C121 U105 2 A G ND 3 1 NC 5 VCC Y C126 100PF VD D XEN 26 XI N 8 XO U T 27 10 _P D N _SEN 12 VPAC 13 SD I 14 SD O 11 TXI N 5 TXI P 4 TXQN 7 6 TXQ P 9 V D D 32 RFI P N 17 RFI P P 16 R FO D 22 R FO G 23 RXI N 3 2 RXI...

Страница 17: ...R X0 E4 P13 L2 M 14 XPA1 CS2N L1 K 4 XPA 21 C P_SC K J6 H 6 XO SC32O UT XPA0 CS1N M 15 N2 XPA10 I RQ 4 XPA 11 I R D A R X K 5 N 1 XPA 12 I R D A TX G 6 G 3 XPA 15 TX0 H 4 L3 T4 N 3 D 7 XC P_TCK XC P_TDO D 13 XC P_TMS G 8 F9 XC P_TR ST N C13 XCP_W EN F4 C6 L4 L5 M 4 T1 R 2 T3 U 3 P3 C5 XCP_D4 XCP_D5 D6 XCP_D6 E7 D5 XCP_D7 C4 XCP_D8 XCP_D9 B4 C 7 XC P_TDI B5 XCP_D1 XCP_D10 B3 C1 XCP_D11 XCP_D12 C2 D...

Страница 18: ...M SUNG Pr opr i et ar y Cont ent s m aychange wi t houtnot i ce 3 SGH X120 Exploded View and its Parts list 3 1 This Document can not be used without Samsung s authorization 1 Cellular phone Exploded View ...

Страница 19: ...ODE Remark QLC01 LCD GH07 00547A QSP01 SPEAKER 3001 001551 QMO01 MOTOR GH31 00086A QMI01 MICROPHONE ASSY GH30 00136A QFR01 FRONT COVER GH75 04428A QVO01 VOLUME KEY GH75 04433A QKP01 KEYPAD GH75 04432A QMP01 MAIN PBA GH92 01798A QAN02 INTENNA GH42 00406A QME01 METAL DOME GH59 01375A QRE01 REAR COVER GH75 04430A QRF01 RF COVER TAPE GH74 09282A QCR04 SCREW 6001 001479 QBA26 BATTERY GH43 01310A QSC21 ...

Страница 20: ... X120 Exploded view and its Part list 3 3 This Document can not be used without Samsung s authorization 3 Test Jig G H80 00865A 3 1 RF Test Cable GH39 00182A 3 2 Test Cable GH39 00127A 3 3 Serial Cable 3 4 Power Supply Cable 3 5 DATA CABLE GH39 00159A 3 6 TA GH44 00482A ...

Страница 21: ...254 C215 2203 000254 C216 2203 005061 C217 2203 000254 C218 2203 000254 C219 2203 000254 C220 2203 000254 C221 2203 005052 C222 2203 000233 C223 2203 000233 C224 2203 000628 C225 2203 000628 C226 2203 000233 C227 2203 000254 C228 2203 005061 C229 2203 000254 C230 2203 005061 C231 2203 005496 C232 2203 000940 C233 2203 005061 C234 2203 005480 C235 2203 000812 C300 2203 000812 C301 2203 000812 C302 ...

Страница 22: ...68 2203 000812 C469 2203 000812 C470 2203 000812 C471 2203 000812 C472 2203 000812 C473 2404 001151 C476 2203 006257 C477 3709 001187 CN300 3710 002034 CN301 3710 001436 CN302 3722 002067 CN401 3705 001287 CON101 2007 000029 D300 0404 001172 D400 2007 000171 E336 2007 001311 ER202 2901 001271 F400 2703 001751 L100 2703 001257 L102 2703 002415 L103 3301 001105 L104 2703 002269 L105 2703 002524 L400...

Страница 23: ... R313 2007 000140 R314 2007 000140 R315 2007 000758 R316 2007 000140 R317 2007 001319 R318 2007 007142 R319 2007 001291 R320 2007 000171 R321 2007 007142 R322 2007 007139 R323 2007 008263 R324 2007 000171 R325 2007 000171 R326 2007 000171 R327 2007 000171 R329 2007 000171 R333 2007 000171 R334 2007 000171 R335 2007 000171 R336 2007 000171 R337 2007 007008 R338 2007 007008 R339 2007 007008 R340 200...

Страница 24: ... U302 1203 002940 U400 1001 001183 U401 1204 002138 U402 0406 001169 ZD301 0406 001169 ZD302 0406 001169 ZD303 0407 000115 ZD306 1405 001082 ZD307 1405 001082 ZD308 1405 001082 ZD309 1405 001082 ZD310 1405 001082 ZD311 1405 001082 ZD312 1405 001082 ZD313 1405 001082 ZD314 1405 001082 ZD315 1405 001082 ZD316 1405 001082 ZD317 1405 001082 ZD318 0406 001169 ZD319 1405 001082 ZD320 1405 001082 ZD321 S...

Страница 25: ...Power_EN PWR_KEEP Power I F Power RTC LNA RF BB A 0 8 KEY DCS IN I F DSP D 0 15 DSP KB_COL 0 4 Control Memory I F TridentⅡ Keypad KB_ROW 0 4 PAD GSM Serial SER_CTL I F Control Core System Memory I F RF Clock ASM TXI_I O SHS C090DR TXQ_I O I F CSP1093 A 1 23 Control RF Tranceiver AFC Mixed Signal D 0 15 SI 4205 V_BAT 256Mbit GSM Flash Memory OLED PAM Power RF IF RF3140 AMP I F Synthesizer 38F3350WW...

Страница 26: ...C443 C444 C445 C446 C447 C448 C449 C450 C451 C452 C453 C454 C455 C456 C457 C476 C477 CN 100 CN300 CN 301 CN 302 CN 401 CO N 101 C SR AM EN CS ROM2EN C SR OM EN D 400 F400 H 1 H 2 H 3 H 4 L100 L102 L103 L104 L105 L400 L401 L402 L403 L404 LED 300 M 1 O SC100 O SC200 Q 200Q 201 Q 202 Q 203 Q 300 Q 301 Q 302 Q 303 Q 400 Q 401 R100 R101 R102 R103 R104 R105 R106 R107 R108 R109 R110 R111 R112 R113 R114 R...

Страница 27: ...C P_TD O C P_TM S D O W N D S P_TC K DSP_TD I D S P_TD O D S P_TM S F_W E_1 G N D _1 I LED 200 LED 201 LED 301 LED 302 LED 303 LED 304 LED 305 LED 306 LED 307 LED 308 LED 309 LED 310 LED 311 LED 312 LEFT M EN U M IC _M M IC_P PW R R 202 R 203 R 204 R 205 R 206 R 207 R325 R 326 R 327 R329 R333 R334 R 335 R336 R337 R 338 R 339 R 340 R 341 R 342 R 343 R 344 R 345 R 346 R 347 R 348 R 349 R350 R I G H ...

Страница 28: ...Co Ltd Oct 2004 Printed in Korea Code No GH68 05516A BASIC ⓒ This Service Manual is a property of Samsung Electronics Co Ltd Any unauthorized use of Manual can be punished under applicable International and or domestic law ...

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