Samsung SGH-C100 Service Manual www.s
Contents
1. h Check the CN 100 i27dBm No U104 gt gt Check the 0104 i 27dBm Pin 3 ofU103 i 27dBm Check the U103 Pin 12 of U102 7dBm Check U102 1 Pm 1 ofU100 i 9dBm gt Check U100 4 16 SAMSUNG Proprietary Contents may change without notice This Document can not be used w ithout Sam sung authorization R18 112 VIX SGH C100 Fbw Chart of Troubbshootng vci 2 Controll Control2 ar we 4 17 SAMSUNG Proprietary Contents may change without notice This Document can not be used w ithout Sam sung authorization 2 SGH C100 Expbded and ts Parts Ist 1 Celmular phone Expbded View SAMSUNG Proprietary Contents may change without notice This Document can not be used w ithout Sam sung authorization SGH C100 Expbded and is Part list 2 Celular phone Parts list T Lx p a ua amos LE I eme erm e eem 5 D 2 m E Rd DET NT ec eal pu 2 2 SAMSUNG Proprietary Contents may change without notice This Document can not be used ithout Sam sung authorization SGH C100 Expbded and t2. Back up Excape Interrug Timer Jg Sequence Controll n 8 Flow Contrq 5 Patch E Autobaud Contre E Port a Low Drop Out D 8 Regulators c Receive LDO ri IrDA Pulse Port s 9 IrDA Shaper Codec 5 m E Compatiblg Port SDS Port Serial Da Services Po Debug Por Serial Bug Debug Serid Port SIM Interface Battery Serial Inter Backup LDO Low Speed Battery Pack Size Resistor Circuit 5 1 SAMSUNG Proprietary Contents may change without notice Ths Document can not be used without Samsung authorzaton 6 SGH C100 PCB Duagrms 1 Man PCB Top D LED40q 404 0101010 Rag Raid aid ILED4 09 LED411 LED407 maa 01016 40 mA o 00 428 2 BS ps Bie H o E 42 8 C423 420 LED401 MIC500 6 1 SAMSUNG Proprietary Contents may change without notice Ths Document can not be used without Samsung authorzaton SGH C100 PCB D Bgrams 2 Man PCB Bottom C409 C410 Lis amp EB a B a R514 OSC300 OSC200 erik 1200 E214 IR20 62 SAMSUNG Proprietary Contents may change without notice Ths Document can not be used wihout Samsung authorzaton ELECTRONICS Igam sung EBctonics Co ptd MAY 2003 Prnted n Kora This Servie Manuals a propert
3. Lm SERVICE m GSM TELEPHONE SAMSUNG GSM TELEPHONE SGH C100 e o p ceo m CONTENTS Specification Exploded Views and Parts List Electrical Parts List Flow Chart of Troubleshooting Block Diagram PCB Diagrams 4 SGH C100 Fbw Chart of Troubbshootng 1 Power ON POW ER ON does not w ork Check the current consum ption more than 100mA Download again Check the Voltage of the Battery more than 3 3V Charge the Battery Check the capacitor C236 close U 200 M SD is Check to the path from CN 402 to more than 32V capacitor C236 close by 0200 M SD 27V1 C234 of U200 M SD Check the M SD U 200 28V Check the TP222 of U200MSD is high 2 8V Check the CX805 31P 0300 4 1 SAMSUNG Proprietary Contents may change without notice This Document can not be used w ithout Sam sung 5 authorization SGH C100 Fbw Chart of Troubkshootng 2 mital Check the R209 of heck the U200 SD U200 is High Recien MSD Check the clock signals wave at R201 19 5M H z Check the clock generation circuit related to U200 and OSC200 Check the TP234 Check the U200 1 wave amp TP220 is H gh Check the connections and initialization using Factory Test Program END 4 2 SAMSUNG Proprietary Contents may change without notice This Document can not be used w ithout Sam sung authorization SGH C100 Flow Chart of Trou
4. END 4 7 SAMSUNG Proprietary Contents may change without notice This Document can not be used w ithout Sam sung authorization SGH C100 Fbw Chart of Troubkshootng Coun Navas ax c uaa sae eis gt HIINA gt 1307180 JAIS TIS C Ms av3 ZUSNO 2 WIA T T 4g lt eua Hes ava 3Nect N3 0317038 gt pod saper X 5 ET S E alsa 6259 muoo Tes 282k pueg Nis COO VA nya Tane gt Uv33 NOO OIN nnu T C S97 VINWVA LIN me Cama Y uu SAMSUNG Proprietary Contents may change without notice This Document can not be used w ithout Sam sung authorization SGH C100 Flow Chart of Troubkshootng 6 Rece wer Call before testing Receiver does not work Put Sine wave from 8960 and Check the Check U200 and speak related pin 5 7 of U502 is sine circuit wave Check the pin 3 9 of 7502 is sine wave Check U502 and soldering Check the wave of Check the path from 0502 to C412 amp C421 SPK400 Is Speaker working Rephbce the Speaker 4 9 SAMSUNG Proprietary Contents may change without notice This Document can not be used w ithout Sam sung authorization SGH C100 Fbw Chart of Troubkshootng 7 Speaker Play on 16 poly melody before testing Receiver does not work
5. 0601 001602 0601 001602 0601 001602 0601 001602 0601 001602 0601 001602 0601 001602 0601 001602 0601 001602 0601 001602 3 2 C416 C417 C418 C419 C420 C421 C422 C423 C424 C425 C426 C427 C428 C430 C431 C432 C433 C500 C501 C502 C503 C504 C505 C506 C507 C508 C509 C510 C512 C514 C516 C517 C520 C521 Design C522 C523 C524 C525 CN100 CN402 CN500 CN502 D101 D301 D500 L100 L101 L102 L104 L105 L106 L200 L201 L400 L501 LED3 00 LED400 LED401 LED405 LED4 06 LED407 LED408 LED409 LED41 LED41 LED41 LED41 SGH C100 Ekctrical Parts List SEC Code seem cmm cem seen seem seems seem scena 2007 000172 RI 3j 3j 103 3j 104 105 3j 106 3j 107 3j 108 3j 109 3j am w a izo 9 3j s Ear i i 4 Joe E oen rn i 1 N e SAMSUNG Proprietary Contents may change without notice This Document can not be used w ithout Sam sung authorization SGH C100 Ekectrical Parts List Desi 2007 001335 2007 00
6. No Check the pinl of Check U 200 U5005 clock 3 9MHz Yes No Check the pin17 amp 18 of U500 around Check U500 audio signal 2V Yes No Check the wave of pin3 Check U 502 and soldering amp 9 of U502 Yes No Check the path from U502 to SPK400 Check the wave of C412 amp C421 Is Speaker working Replace the Speaker 4 10 SAMSUNG Proprietary Contents may change without notice This Document can not be used w ithout Sam sung authorization SGH C100 Fbw Chart of Troubbshootng 8 Key Data Input Check the Initial Operation Check the Keypad amp Replace or Adjust Dem sheet the Keypad amp Dom Sheet Yes pad See the picture below is high j 28 Check 0300 Replace the Dom Sheet OR W hen one of the key is pushed pad is Check if the V402 403 404 are END 4 11 SAMSUNG Proprietary Contents may change without notice This Document can not be used w ithout Sam sung authorization SGH C100 Fbw Chart of Troubkshootng 9 Light Backlght does not work Backlight mode the m enu Sekct backlight ON mode Check the voltage of C403 9V Check the circuit related to U402 LCD backlight on Check the LCD 4 12 SAMSUNG Proprietary Contents may change without notice This Document can not be used w ithout Sam sung authorization SGH C100 Flow Chart of Troubkshootng 10 GSM Recewer RX On RF input 37 CH
7. 0141 2007 000171 2007 000171 2007 000137 2007 000162 2007 000171 2007 001325 2007 000170 2007 000171 2007 000173 2007 000138 2007 001308 2007 001308 2007 001308 2007 001308 2007 001308 2007 001308 R416 2007 001308 2007 001308 SAMSUNG Proprietary Contents may change without notice This Document can not be used w ithout Sam sung authorization SEC Code 3 3 Design SEC Code LOC U301 U3 08 U401 U4 02 U500 U501 U502 U503 504 _ h H h L gt Ww N D OY H N D h to 5 SGH C100 B D V Antenna serial Interfacq Sleep Timd Calibratiq Real Time Clock Clock Enables Pulse Widt Modulator Keypad Interface GPIO Ports DMA Controlle T R Switch 32 768 Clock Generation and KHz Switch Controls T R Switch Contro3 Serial Interfacel FLASH SRAM LLL 14 Match Filter PA Gain Control Match Filter Passive Coloy or Monochromg LCD Displays Annunciatoi Keypad Interface GPIO A B C D E Modulator External Bus Interf Cyclic Redundancy Check Q Audio wricBzias I T 1 ARM Interrupt Controlle Dual Port RAM A H Timer
8. Amp 60 dBm Pil of CN100 c5dp Check CN100 i m Pi9 ofU104 Resolder C133 i 65dBm Check the pin 9 of U104 Pi7 of U104 65dBm Check U104 Pinll of 0100 EE Check C140 amp L104 END 4 13 SAMSUNG Proprietary Contents may change without notice This Document can not be used w ithout Sam sung authorization SGH C100 Fbw Chart of Troubkshootng 11 GSM Transm itter TX On Level 5 Battery Voltage 3 8V Check the CN100 Pm 9 of U104 i30dBm Yes Pin 1 of U103 i30dBm Pin 7 of U102 i30dBm Check the U104 Check the U 103 Check U 102 Pi64 ofU100 9dBm Check U100 1 END 4 1 SAMSUNG Proprietary Contents may change without notice This Document can not be used w ithout Sam sung authorization SGH C100 Flow Chart of Troubkshootng 12 DCS Receiver RX On RF input 698 CH Amp 60 dBm Pil of CN 100 a Check CN100 i 65dBm Pm9 of U104 Resolder C133 i 65dBm Check the pin 9 of U104 11 ofU104 65dBm Check U104 Check C121 amp C141 amp 1105 i 65dBm END 4 15 SAMSUNG Proprietary Contents may change without notice This Document can not be used ithout Sam sung authorization SGH C100 Fbw Chart of Troubkshootng 13 DCS Transm itter TX On Level 0 Battery Voltage 3 8V Pin 2 of No CN100
9. bkshootng 3 Chargng Test after connecting with Battery 4 terminals n battery should be connected to the phone by using jum p w ires Abnom al charging part Check the pin 17 of CN402 is around 5V Check the pin 6 of U210 is LOW No Check the TA Check the U210 Check the pin 3 of U503 is short to ground Check the pin 3 of U210 is LOW Check the connections of 4 tem mals battery 4 3 SAMSUNG Proprietary Contents may change without notice This Document can not be used ithout Sam sung authorization SGH C100 Fbw Chart of Troubkshootng erage eerie A os Eset ste F rug e D 5 T I 18 d 9 rr E n os 5 s pat 3 I i Wo 8 3 pe gt 8 E d Nu i i 1 d Se LEL il WIS SP ge pe i dz r3 i e d 38 Wy 44 Serial ck gt Rx Eni Ser gt POR CJ dus RLAGH RESET lt RF Andoq 1707 ini 4 4 SAMSUNG Proprietary Contents may change without notice This Document can not be used w ithout Sam sung authorization Sm Test with Si Phone can t access SIM card Check the the voltage No atpin 1 amp 5 of CN500 is 2 8V Check the 5005 No C
10. onnection to SIM card Check the circuit around U 301 MEMORY and data stored m it END 4 5 SGH C100 Flow Chart of Troubkshootng Check the circuit related to CN500 Resolder CN 500 SAMSUNG Proprietary Contents may change without notice This Document can not be used ithout Sam sung authorization SGH C100 Fbw Chart of Troubkshootng V BAT V BAT 143 Y lt A8 Y NI 301V 38CA lt pa 599 290 lt S Z E BT 9 a veo 3 g c V I gt 1 3 8 e Lo AW 9954 LAJ d 9 B g 7 i E e 5 MI gt gt e x D rn el u 21 6 WEE 5954 U U 5d t Cg 4 E gt 11370317081 N lt ansas 3 1 100NF EAR EPK4 gt EAR SPK gt SENO_ENOL gt 3 x VVVOVY ON 2849424 p Es B E B V 4 6 SAMSUNG Proprietary Contents may change without notice This Document can not be used w ithout Sam sung authorization C522 C51 SGH C100 Flow Chart of Troubkshootng 5 M rxrophone Part Callwith Sm before testing M icroPhone does not work check the connection from M IC500 Resolder M 500 check the voltage of C214 2 0V Check the path around MI bias circuit Yes Check the Audb loopback by board test program
11. s Part Ist 3 Test GH80 01809A 3 1 RF Test Cable 3 2 Test Cabk 3 3 1 GH39 00182A GH39 00206A y 3 4 Power Suppl Cable 3 5 DATA CABIE 3 6 TA GH3 9 00203A GH44 00184A 2 3 SAMSUNG Proprietary Contents may change without notice This Document can not be used w ithout Sam sung authorization 3 SGH C100 MAN Electrical Parts List SEC Code 2203 000940 Design C101 C102 C103 C105 C106 C107 C108 C109 C110 C111 C112 C113 C114 115 116 117 C118 C119 C120 C121 C122 C123 C124 C125 C126 C127 C128 C129 C130 C131 SEC Code 2503 001042 3 1 C132 C133 C134 C135 C138 C139 C140 C141 C144 C201 C202 C203 C204 C205 C207 C209 C210 C212 13 H il C C 2 2 2 2 215 2 216 p N C21 D p 220 221 C223 C224 C225 C226 C227 C228 C231 SEC Code 12 12 2203 000812 SAMSUNG Proprietary Contents may change without notice This Document can not be used w ithout Sam sung authorization C232 C233 C234 C236 0237 C238 C240 C301 C303 C304 C305 C306 C307 C308 C310 C311 C312 C316 C400 C401 C402 C403 C404 C405 C406 C407 C408 C409 C410 11 C C h L lli 4 4 4 4 4 C C H 6 4 h i Design SEC Code 0601 001602 0601 001602
12. y of Sam sung Co Ltd Any unauthorzed use of Manual can be punished under appldabb Code No GH6803770A Ttematbnal and or dom estt bw BAST ELECTRONICS TSamsung 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 BASIS
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