Samsung SGH-2100 Service Manual Download

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SERVICE

DUAL BAND Mobile
Cellular Phone

SGH-2100

ABC

DEF

JKL

MNO

GHI

TUV

WXYZ

PQRS

Manual

DUAL BAND Mobile Cellular Phone

CONTENTS

1. Exploded Views and Parts List

2. Electrical Parts List

3. Block Diagrams

4. PCB Diagrams

5. Schematic Diagrams

Summary of Contents for SGH-2100

Page 1: ...ellular Phone SGH 2100 2ABC 3DEF 1 5JKL 6MNO GHI 4 8TUV 9WXYZ PQRS 7 0 Manual DUAL BAND Mobile Cellular Phone CONTENTS 1 Exploded Views and Parts List 2 Electrical Parts List 3 Block Diagrams 4 PCB Diagrams 5 Schematic Diagrams ...

Page 2: ...Samsung Electronics Co Ltd Printed in Korea 05 1999 Rev 1 0 GH68 00542A ELECTRONICS ...

Page 3: ...Exploded Views and Parts List ...

Page 4: ...oded Views and Parts List 1 1 1 Exploded Views and Parts List 1 1 Main 1 6 7 8 9 10 11 19 18 22 33 32 20 34 40 41 43 42 35 36 21 23 25 24 26 3 2 27 29 30 31 37 38 39 44 45 46 47 28 4 5 15 13 12 14 16 17 20 ...

Page 5: ...2 15 SPRING HINGE GH70 10680A 2 16 HOUSING CAP GH72 41056A 2 17 KEY MAIN GH72 41756A 1 18 CLOTH BUZZER GH63 20001A 1 19 FRONT COVER GH72 41742A 1 20 SHIELD STRIP C GH71 10641A 2 21 SHIELD STRIP B GH71 10640A 1 22 SPONGE LCD GH74 40521A 1 23 RUBBER BUZZER GH73 40723A 1 24 SUPPORT SPK GH74 00131A 25 BACKUP TAPE GH74 40518A 1 26 KEY PCB GH59 00025A 1 27 HOLDER MIC GH73 40641A 1 28 SPK SPONGE GH74 106...

Page 6: ...N SEC CODE Q TY REMARK 39 LABEL MAIN GH68 00352A 1 40 SPRING LOCKER GH70 10516A 1 41 LOCKER MAIN GH72 41373A 1 42 SPRING SIM GH70 00006A 2 43 COVER SIM GH72 00088A 1 45 BATTERY SLIM GH43 00029A 46 BATTERY STD GH43 00027A 47 BATTERY LONG GH43 00028A ...

Page 7: ...Exploded Views and Parts List 1 3 Travel Adaptor 1 4 Travel Adaptor Parts List TYPE SEC CODE REMARK A GH96 01143A CHINA B GH96 01146A EUROPE C GH96 01095A UNITED KINGDOM 1 4 A B C ...

Page 8: ...1 5 1 5 Desk Top Charger SEC CODE GH44 00046A Exploded Views and Parts List 1 3 8 7 6 9 10 11 12 13 14 16 15 2 4 5 ...

Page 9: ...Q TY REMARK 1 UPPER CASE 1 2 GATE LABEL 1 3 BATTERY HOUSING 1 4 HANDY LOCKER 2 5 SCREW TAPPING 4 6 BATTERY LOCKER 2 7 HANGER SPRING R L 1 1 8 SCREW TAPPING 3 9 CONTACT PLATE 8 10 CONTACT HOUSING 2 11 PCB 1 12 SCREW TAPPING 1 13 LOWER CASE 1 14 FOOT RUBBER 4 15 LABEL NAME 1 16 SCREW TAPPING 4 ...

Page 10: ...Exploded Views and Parts List 1 7 Ciger Light Adaptor 1 7 1 8 Ciger Light Adaptor Parts List DESCRIPTION SEC CODE REMARK Ciger Light Adaptor Code GH44 00040A BLACK ...

Page 11: ...loded Views and Parts List 1 8 1 9 Hands Free Kit SEC CODE GH96 00800A Red Battery Cradle Antenna Phone Bracket Bracket Speaker CAL S W Microphone Hands Free Box Black GND Orange ignition White Stereo Mute ...

Page 12: ...1 9 Exploded Views and Parts List 1 10 Test Zig 1 11 Earphone TEST JIG GH80 10508A DATA CABLE GH39 30532A EARPHONE GH96 00820A ...

Page 13: ...63 TP 3 U128 U252 U302 U303 0506 001004 UMC5N NPN PNP 2 50V 100mA 3 U400 U403 U412 U813 0506 001004 UMC5N NPN PNP 2 50V 100mA 3 LED100 0601 000276 CHIP Y GRN 1 6x2 0mm 570nm U902 U903 0801 000022 7S00 NAND GATE SOP 5P 49MIL SINGLE TP PLASTIC 40TO 85C 200MW 25MA U900 U901 U904 U906 0801 000794 7S08 AND GATE SOT 25 5P 63MIL U905 0801 002345 7S04FU INVERTER SOP 5P TP U413 U414 0801 002349 7S66 BILATE...

Page 14: ...P 1005 R183 R185 R186 R187 2007 000138 100ohm 5 1 16W DA TP 1005 R188 R621 R653 R970 2007 000138 100ohm 5 1 16W DA TP 1005 R644 2007 000139 220ohm 5 1 16W DA TP 1005 R160 R220 R221 R529 2007 000140 1Kohm 5 1 16W DA TP 1005 R611 R646 R811 R951 2007 000140 1Kohm 5 1 16W DA TP 1005 R954 2007 000140 1Kohm 5 1 16W DA TP 1005 R640 2007 000141 2 2Kohm 5 1 16W DA TP 1005 R309 R609 2007 000142 2 7Kohm 5 1 ...

Page 15: ... 2007 000932 470ohm 5 1 16W DA TP 1005 R130 R136 R417 2007 001119 680ohm 5 1 16W DA TP 1005 R428 2007 001217 82ohm 5 1 16W DA TP 1005 R623 R625 R627 2007 001288 18ohm 5 1 16W DA TP 1005 R431 2007 001295 39ohm 5 1 16W DA TP 1005 R305 R364 R410 R420 2007 001298 51ohm 5 1 16W DA TP 1005 R511 R519 R520 R648 2007 001298 51ohm 5 1 16W DA TP 1005 R649 2007 001298 51ohm 5 1 16W DA TP 1005 R445 2007 001301...

Page 16: ...hm 1 1 16W DA TP 1005 R266 2007 007470 7 5Kohm 1 1 16W DA TP 1005 R435 R655 2007 007588 1 8Kohm 1 1 16W DA TP 1005 R258 2007 007590 82Kohm 1 1 16W DA TP 1005 R260 2007 007592 270Kohm 1 1 16W DA TP 1005 R979 R981 2007 007627 16Kohm 1 1 16W DA TP 1005 R983 2007 007630 14Kohm 1 1 16W DA TP 1005 R355 R900 R902 2007 007788 332OHM 1 1 16W DA TP 1005 C524 2203 000151 1 5nF 5 50V NPO TP 2012 C117 2203 000...

Page 17: ...0 33nF 10 25V X7R TP 1608 C302 C306 C319 C467 2203 000812 33pF 5 50V NPO TP 1005 C610 2203 000836 390pF 10 50V X7R TP 1005 C325 2203 000854 39pF 5 50V NPO TP 1005 C128 C136 2203 000885 4 7nF 10 25V X7R TP 1005 C304 C357 C810 C819 2203 000940 470pF 10 50V X7R TP 1005 C862 C867 2203 000940 470pF 10 50V X7R TP 1005 C321 C350 C377 C647 2203 001017 4pF 0 25pF 50V NPO TP 1005 C518 C519 2203 001072 56pF ...

Page 18: ...8 2 2pF 0 25pF 50V NPO TP 1005 0 C629 2203 005195 10nF 5 25V COH TP 3216 C349 2203 005234 1 2pF 0 25pF 50V NPO TP 1005 0 C602 C646 2203 005444 3pF 0 1pF 50V NPO TP 1005 C957 C962 2203 005481 47nF 10 10V X7R TP 1005 C963 2203 005481 47nF 10 10V X7R TP 1005 C365 C616 C955 2203 005562 10uF 80 20 10V Y5V TP 3216 C108 C200 C211 C262 2203 005607 10NF 10 16V X7R BK 1005 C333 C359 C360 C433 2203 005607 10...

Page 19: ... 6 8nH 5 1x0 5x0 5mm L306 L310 L319 2703 001735 3 9nH 10 1x0 5x0 5mm L603 L606 2703 001737 2 7nH 0 3nH 1x0 5x0 5mm L251 2703 001740 10uH 20 6 6x4 45x2 8mm L300 L601 2703 001794 120NH 2 1 8X1 12X1 02MM L318 2703 001798 2 2NH 0 3NH 1 0X0 5X0 5MM X201 2801 003747 032768MHZ 30PPM 28 ACM 9PF 50OHM TP X600 2806 001190 1171 1216MHZ TP 3V 8MA X501 2806 001194 1747MHZ 10 2 0DBM TP 2 75V X500 2806 001199 89...

Page 20: ...ATION DESCRIPTIONS SEC CODE C863 4302 001081 25MAH COIN 0 03MA U401 4709 001174 890 915 1710 1785MHZ 14DB 24DB 2 0X1 25X1 0 TP J180 GH07 00007A SGH 2100 UG 11B02 FLHTX A 38 4X47 7X5 0 W176 GH39 00022A SGH 2100 HANKHE SEMI ANTCABLE ...

Page 21: ...W SAW BPF 246MHz F300 Dip RXLO1DCS 2051 2 2125 8MHz BANDSEL DEMODEN EGSM 1171 2 1216MHz EGSM 493 518MHz DCS 498 519MHz DCS 310 8MHz GSM 295 8MHz DCS 2019 2 2125 8MHz PLLEN TXEN1 QRXP IRXP VMID RXLO3 13MHz TXEN1 DCSTX1 TXEN1 GSMTX2 DCSTX2 GSMPAM U402 GSMTX1 Dip BPF Mod QTX REF 13MHz QTXI ITX ITXI VCO LPF PDF U500 1 5 BPF 1 3 VCO X501 X500 DUAL PLL DUAL VCO VCO X2 Ref Osc BPF U301 RXLO1GSM 1171 2 12...

Page 22: ... SIM Card B B Interface POWER Circuit GSM DCS RF interface Serial Data Interface 3V SIM Card 5V SIM Card Battery Voltage Battery Temperature GSM PLL 3V Tx AVCC RF PSU Multi Switch Array I O Interface A D Interface I O BB Filter PLL GSM DCS VOCODER Memory Charging Circuit Li_lon Battery 3 6V GSM DCS KERNEL 5 DCS PLL GSM Tx DCS Tx GSM PSU DCS PSU ...

Page 23: ...grams 3 3 3 3 Travel Adaptor EMI FILTER CIRCUIT FIRST RECTIFIRE ISOLATION POWER TRANSFORMER ISOLATION OPTO COUPLER O C P POWER SWITCHING MOS FET FEED BACK P W M CONTROL SECOND RECTIFIRE FILTER AC INPUT DC INPUT ...

Page 24: ... UVLO Overcurrent Protector 2nd Regulator Reference Voltage Overheat Protector Feed Back LED MPU Filter FET Switch INPUT 9V DC FRT 4 1V FET Switch REAR 4 1V Static Current Circuit Static Voltage Circuit Battery Type Detector Charge Voltage Detector Charge Voltage Selector ...

Page 25: ...4 1 PCB Diagrams 4 PCB Diagrams 4 1 Main Top ...

Page 26: ...4 2 4 2 Main Bottom PCB Diagrams ...

Page 27: ...CC VBATT 3VLNAGSM 3VLO1 3VLO2 3VMD 3VPLL RF_ON_OFF STARTUP_VOLTS SYNDATA _RESET AFC STARTUP_VOLTS ANT BANDSEL DCSTX2 GSMTX1 TXPOWER _BANDSEL 3VDEMOD 3VLNAGSM 3VLO2 3VPLL 3VX IRXP DCSTX1 DEMODEN TXEN2 ITX POWER_ON QTX 3VTX 3VX SYNCLK VBATT SYNEN AFC 3VDC ANT BANDSEL AVCC CLK13M 3V_RTC RF_ON_OFF RXEN_FEGSM SYNCLK SYNEN DCSTX2 GSMTX1 IRXP ITX1 QTX RXEN_FEDCS VMID _BANDSEL _RESET DCSTX1 3VBB 3VLNADCS ...

Page 28: ...XEN2 TXEN1 GSMTX2 3VDC 3VDEMOD 3VLNADCS RXL03 SYNDATA AFC CLK13M _BANDSEL SYNEN 3VPLL 3VX TXL02 TXPOWER TXDCS GSMTX2 ITX TXGSM QRXP RXDCSIN RXGSMIN RXL01GSM RXL02 RXEN_FEGSM RXL03 SYNCLK TXEN2 TXEN1 BANDSEL IRXP RXDCSIN DEMODEN RXEN_FEDCS RXL02 TXL01 3VLNADCS 3VTX TXGSM RXL01DCS DCSTX1 3VLO1 3VLO2 TXL01 VAGC 3VDC TXEN1 RXGSMIN ITX1 DCSTX2 TXL02 GSMTX1 3VMD ANT VMID VBATT QTX1 TXDCS 3VTX 3VMD QTX 3...

Page 29: ...O2 1uF C669 200 R613 4 7pF R645 3R9 2 7nH 3 9R R652 R622 22K C644 3 9nF L603 C602 3VLO1 33nF C609 3pF C614 3VLO1 SOT R614 100pF 180K R643 C603 C628 C607 4 7pF C633 10nF C639 27pF SOT R642 27pF 0 R647 10K R605 R601 10 R607 10 C625 150pF C624 1nF 3VLO2 18 R625 R612 820 R619 1 2K_1 18 R627 R609 2 7K 1nF C637 BFS17W R648 51 Q604 C617 100 R621 8pF C613 R617 120 22pF L606 R632 SOT 150K 2 7nH 120nH R639 ...

Page 30: ...D1 1 GND2 3 GND3 4 GND4 6 L322 SOT C369 33nH C307 L323 18nH 10pF SOT L311 330 R365 C358 L327 R311 100nF L306 10nH 180 3VDEMOD 3 9nH 33pF C306 C321 4pF L302 MO 100nH GND3 MIXER U305 2 AI 15 AO 1 AREF 16 GC GND1 3 GND2 4 14 GND3 GND4 10 9 LO LOX 8 11 MI MIX 12 5 MOX 6 13 STB VCC 7 FILTER F301 1 GND1 3 GND2 4 6 GND4 IN 2 OUT 5 R308 L300 120nH 4 7nH L307 10 C322 100nF L309 6 8nH C367 SOT GND 5 1 IN NC...

Page 31: ...VTXVCOGSM 3VMD L502 68nH 100K R528 3VMD 4 7pF C528 U501 TP0101T D G S 100pF C510 27pF R512 C502 TP0101T U502 D G S 910 240 R522 3VTXVCODCS 3VTXVCODCS 1uF R500 10 C534 R530 NC 100nF C500 12pF C514 1uF C535 470 R516 10 R503 0 C525 SOT 51 R505 1nF C526 C504 R511 1uF NC 27pF R523 3R9 C536 C511 C533 1uF 56nH L501 GND3 10 GNDP I 28 MC 15 3 MDLO 5 MDO 20 MIXLO MIXO 25 R504 10 PUMIX 1 Q RD 13 RF 22 7 VS1 ...

Page 32: ... R415 1K_1 GND2 4 GND3 6 GND4 8 PIN R409 3 3K_1 2 ANT 16 DCSRx 13 DCSTRx 3 3VTX POWER_AMP U402 GND1 2 GSMTRx 4 VC1 14 VC2 1 7 POUT VAPC 3 5 VDD U401 RF_SWITCH GND1 5 GND2 6 GND3 8 GND4 10 GND5 11 GND6 12 GND7 15 GND8 1 GND9 9 GSMRx 7 100pF C416 L405 33nH R407 3 9K 3VTX 820pF R417 680 C415 3VDCS 3VDCS SOT R446 C430 R414 8 2K_1 22pF 27pF 3VGSM C460 82 R428 HSMS 2805 L31 D400 51 R420 D401 MCL4154 R41...

Page 33: ...PERATURE KIRX 3VBB SP RS232_CTS SYNDATA TXEN2 _RESET SIMALIM VBATT CHG_ON RXEN_FE D 0 15 3VBB RTC_ON_OFF STARTUP_VOLTS TEMPERATURE _RTC_INT uP_ON_OFF AVCC _BANDSEL MIC BAT_VOLT CSROM RS232_RTS BBFILTEN TXPOWER TXRDY REFTXN RXDATA BANDSEL VBATT CSROM REFADCN RD KIRX1 REFTXP KQRX1 RXEN_FEDCS CLK13M_K BOOT BAT_VSET DCVOLT RS232_RXD RS232_TXD SPK2P AVCC KQRX RS232_TXD 3VBB SDA CS_FLASH2 KEYBOARD_ROW 0...

Page 34: ...CE 28 D0 D1 30 D10 33 35 8 J100 6 6 1 19 29 D8 D9 31 NC1 9 36 NC2 24 9 14 6 D 2 7 0 9 5 9 10 5 D 3VBB 4 7 17 14 0 C108 10nF 3 19 2 D 3VBB 3 1 9 4 7 C107 100nF 2 3VBB 4 1 3 10K R104 4 6 17 18 19 14 R100 100K 17 8 13 18 4 3VBB 10 6 13 D 8 8 11 D 11 14 7 20 2 13 A7 10 2 15 0 U105 20 A0 5 C102 19 A1 A10 31 1 A11 12 A12 A13 4 11 A14 7 A15 10 A16 A17 6 A18 9 18 A2 17 A3 16 A4 15 A5 14 A6 3 A8 2 A9 I_O1 ...

Page 35: ...B 15pF R950 100nF C990 330 C973 10K_1 100nF 100nF C971 R987 10K R984 DA221 D902 10K R985 0 R955 AVCC NC R956 2 V 9pF C991 A U963 5 COM 3 GND 1 IN 4 NC 6 NO G S A 2SD2114KT146 1K R951 Q957 1 FDG6301N D C951 Q951 R970 15pF 9pF 100 100K D C954 NC R975 R980 C969 330 R953 9pF C968 15pF C967 1nF C959 15pF 3VBB C964 100nF 10K R962 10uF C955 22nF C956 C979 10nF U950 VOCODER C957 AD4 6 AD5 7 AD6 8 AD7 9 36...

Page 36: ...9 100 R181 10 R183 100 R180 1 2 3 4 5 6 D176 SMS05C 100 R182 1 2 R187 R176 NC D179 VC060314A300 R105 100 100 L175 2 7nH 0 R184 SOT L176 3VBB I18 19 I19 2 I2 20 I20 2 2pF C177 I8 9 I9 VBATT INTERFACE CONNECTOR J176 1 I1 10 I10 11 I11 12 I12 13 I13 14 I14 15 I15 16 I16 17 I17 18 21 I21 22 I22 23 I23 24 I24 25 I25 26 I26 3 I3 4 I4 5 I5 6 I6 7 I7 8 RF COAX_CABLE W176 0603 0603 SPK2N GND2 0603 0603 DCV...

Page 37: ... 51 Q151 DTC114EETL J180 43 43 10K R152 J180 51 J151 22 22 GND IN OUT J151 11 11 J151 16 16 J180 24 24 D J151 21 21 CL 150YG CD T LED100 J180 11 11 J180 23 23 J180 19 19 J180 20 20 32 J180 22 22 D G2 J180 1 1 J180 32 J151 12 12 J180 34 34 R153 100K J151 8 8 J180 36 36 J151 2 2 J151 3 3 D J180 16 16 J180 54 54 J151 4 4 J151 1 1 J151 10 10 J180 14 14 5 J151 6 6 2 2uF C173 J180 15 15 VBATT J151 5 C17...

Page 38: ...L2 141 ADD14 114 ADD15 ADD16 113 ADD17 112 ADD18 111 110 ADD19 ADD2 129 ADD20 109 ADD3 128 CSVOC 134 CTS 16 DACK 84 104 DATA0 DATA1 103 DATA10 93 DATA11 92 DATA12 AGC P AUXV0 55 57 AUXV1 AUXVREFN 58 56 AUXVREFP 62 AVD 1 AVD 2 71 61 AVS 1 66 AVS 2 96 DATA7 95 DATA8 DATA9 94 48 DSR DTR 7 30 EECS 138 EIRQN EXTINT GPIO0 COL3 COL4 140 36 CSCOD CSDEC 35 135 CSRAM 133 CSROM CSUSR1 AUXV2 81 CSUSR2 AUXV3 8...

Page 39: ...F R135 100 7 OPAMP U127 D 14 15 16 A SOT C130 A C117 100nF 270 R128 C137 SOT A A 470u L128 1K_1 OPAMP U127 C 12 11 10 AVCC 8 2nF C131 R121 R137 100K_1 C135 1 8nF C127 1 8nF C126 100nF A SOT C129 A SOT C132 680 R130 A C128 4 7nF A A A C134 100nF 100 R129 R127 1K_1 8 2nF C139 13 V A A SOT C138 OPAMP U127 E PGND 8 9 STDBY V 4 100nF C141 R126 47K 1K_1 R133 NC R138 270 R134 U127 A OPAMP 3 2 1 0603 0603...

Page 40: ...EFADCN RXEN_FEDCS RXEN_FEGSM 2 IN2 4 OUT TC7S08FU U901 5 3 IN1 1 IN2 2 OUT 4 C903 332_1 R900 100nF A 332_1 R902 A AVCC C901 2 2K_1 R901 R907 10K 100nF D U905 GND INA 2 1 NC OUTY 4 5 VCC A TC7S04FU 3 5 3 IN1 1 IN2 2 OUT 4 AVCC 3VBB 10K R906 100nF C902 TC7S00FU TC7S08FU U904 U902 5 3 IN1 1 IN2 2 OUT 4 100nF A C905 A 1 2K_1 C904 100nF 3VBB D A R903 TC7S08FU 1 2K_1 R905 U900 5 3 1 IN1 2 IN2 10K_1 R904...

Page 41: ...TC144EEA Q256 GND NTH5G40B473 TH1 PROG 13 7 SENSE 2 SW VCC1 14 VCC2 15 Vc 12 3VBB DTC144EEA Q255 STARTUP_VOLTS R256 10K A GND IN OUT U252 1 2 3 4 6 R252 100K 100nF C252 UMC5N D UPS5817 C254 D255 D 3 3uF 16V R266 7 5K_1 R254 100K A AVCC BLM11P600S R264 100K C261 BLM11P600S F201 FDG6301N Q957 2 F200 A 10nF C262 100nF 56K R257 D G S 100K R263 C259 C256 10uF 6 3V 100nF 100nF C258 100nF C260 D251 UMN1 ...

Page 42: ...MS414 R812 100K P 250uAH C863 3VX C870 10nF UPS5817 C801 10nF 3V8 VBATT C850 3V8 A 3VLNAGSM D808 C872 VBATT 10nF C810 1uF 10uF 6 3V C806 U813 470pF 1 2 3 4 6 3V_RTC 3VLO2 10uF 6 3V C832 3VTX UMC5N 3VDEMOD A POWER_ON_D 3V8 RF_ON_OFF 3V8 3VDEMOD C868 10uF 6 3V 3VLNADCS 3V8 3VPLL 10uF 6 3V C816 10uF 6 3V 220uF 6V JP200 STARPOINT 1 IN OUT 2 C871 P AVCC C826 ADJ 4 3 EN GND 2 IN 1 OUT 5 VBATT U811 4 ADJ...

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