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SGH-X100 Flow Chart of Troubleshooting

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7-

20

150PF

C124

C154

180PF

180PF

C151

100PF

C144

L118

NC

R108

18

R120

10

1NF

C142

3

4

OUT

0

R100

LE72E

F100

G

25

G

1

IN

OUT

L106

15nH

R122

G

25

G

1

IN

OUT

3

4

OUT

120

2

5

6

3

1

4

856079

F102

NC

U104

BCR10P

N

VBAT

R134

39PF

C114

470PF

C139

0

R139

OUT

3

4

OUT

3

1

4

B7820

F101

G

25

G

1

IN

4

U106

BCR10P

N

2

5

6

BCR10P

N

U105

2

5

6

3

1

20PF

C147

C128

6.8NF

4.7K

R136

100

NC

L113

R132

120

C113

100NF

10PF

C104

R118

10PF

C102

4.7K

R138

R123

1K

8.2nH

L116

8.2PF

NC

C107

C122

C120

100PF

NC

L102

1

TXRFI

C155

100NF

37

RFGND2

RFLOVC

C

28

RFTUNE

26

RFVCC

31

25

RFVCOVCC

RXON

23

24

SYNON

22

SYNVC

C

TXCP

O

3

TXCPVC

C

45

TXON

46

35

PCSIA

36

PCSIB

8

QA

QB

9

REFGND

14

15

REFIN

REFVCC

16

RFCPO

21

20

RFCPVCC

34

RFGND1

GND2

42

43

GND3

GND4

44

27

GNDTUNE

32

GSMIA

33

GSMIB

6

IA

7

IB

IFVC

C

10

45

NC1

NC2

CLKFDBX

11

CLKOUT

DATA

17

38

DCSIA

39

DCSIB

EN

19

EXTRES

2

FESW

1

29

30

FESW

2

40

FESWON

41

GND1

U103

UAA3536HN

12

CAFCSUP

18

CLK

13

R124

R119

0

R131

10

1K

33nH

L109

C131

100UF

C152

180PF

3.9nH

L115

C150

NC

U729

8.2PF

R103

100K

C156

8.2PF

180PF

C130

47NF

0

C138

NC

C109

R121

R110

200

390PF

C125

NC

L100

R105

2.2K

200

R13

3

0

R113

TC7SH32FU(TE85L)

A

2

B

1

GN

D

3

VCC

5

Y

4

2.2nH

L105

U107

1

G

4

G

G

5

6

G

KMS-158

CN10

0

A

2

3

C

R117

0

R115

5.1K

R112

18

VCC2

12

VRAMP

6

5

VREG

GND

13

7

GSM850/900IN

9

GSM850/900OUT

PCSOUT

11

TXEN

3

4

VBATT

10

VC

C 8

VCC2

U101

RF3140

2

BAND

1

DCSIN

L120

NFM18PC104R1C3D

13

330PF

C135

4.7K

L108

15nH

R135

10NF

C145

1.8NF

C123

220NF

C141

12nH

L114

R137

4.7K

C112

8.2PF

L101

68PF

C146

8.2PF

C115

NC

12

10

NC

OUT1

5

OUT2

1

VCC1 7

VCC2

11

2

BAND

BAND

4

8

CONTROL

GND

3

6

GND

9

GND

GND

22K,1%

OSC100

R128

200

R114

C110

39PF

3.6K

R104

10PF

C140

100NF

C121

0

R109

R111

200

R129

47

R101

39PF

C108

100K

L107

2.2nH

33nH

L112

NC

NC

L104

C100

C126

1UF

NC

R107

100NF

C133

CTRL

1

2

GND

OUT

3

4

VCC

L111

33nH

VCC_RX_TX

OSC101

TCO-9141

C103

10PF

C132

10UF

220K

8.2PF

C134

1NF

R125

3.9nH

L121

C127

7

GSM-TX

1

9

PCS-RX

VC1

8

4

VC2

VC3

10

5

AN

T

11

DCS-RX

3

DCS/PCS-TX

2

GG

61

2

G

13

G

14

G

GSM-RX

SHS-M090T

U100

L117

10nH

L110

3.9nH

0

R106

33PF

C118

10K

R126

22NF

C148

C143

NC

NC

L103

C137

47PF

C471

220PF

C129

100UF

6.3V

NC

L119

100NF

C149

NC

C105

C111

NC

100NF

C116

ANT100

R102

100K

180PF

C153

C136

10PF

8.2K

R116

R127

NC

C101

220K

100PF

C119

EGSM_TX

PCS_R

X

MELODY_CLK

VCC_TX_BURST

TXVCO_SW2

VCC_RX_TX

VDD2

TXVCO_SW3

ANT_SW1

ANT_SW3

PCS_RX

EGSM_TX

RF_EN_SYNT

RF_BBI_CLK

RF_BBI_DATA

VCC_RX_TX

ANT_SW3

RAMP

QRX_TX_P

IRX_TX_N

IRX_TX_P

TXVCO_SW1

DCS_PCS_TX

ANT_SW3

ANT_SW2

ANT_SW1

DCS_PCS_TX

AFC

D_REF_13M

QRX_TX_N

VCC_SYN

VCC_CP

VCC_RF_VCO

PON_RX

PON_SYNT

VCC_SYN

VCC_CP

PON_TX

Transmitter

«
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Содержание SGH-X100

Страница 1: ... SERVICE Manual GSM TELEPHONE CONTENTS 1 Specification 2 Circuit Description 3 Exploded Views and Parts List 4 Electrical Parts List 5 Block Diagrams 6 PCB Diagrams 7 Flow Chart of Troubleshooting GSM TELEPHONE ...

Страница 2: ...nics Co Ltd June 2003 Printed in Korea Code No GH68 04326A 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 ...

Страница 3: ...805 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 15pcl 5pcl 19pcl 0pcl 15pcl Sensitivity 102dBm 102dBm 100dBm ...

Страница 4: ...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 TX Power control 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 2 GSM TX power class ...

Страница 5: ...U103 The receiver front end converts the aerial RF signal from EGSM DCS bands down to a low intermediate frequency IF of 100 kHz The first stages are symmetrical low noise amplifiers LNAs They are matched to 50 ohm The LNAs are followed by an I Q down mixer It consists of two mixers in parallel but driven by quadrature out of phase LO signals The In phase I and Quadrature phase Q IF signals are lo...

Страница 6: ...grammable Pulse width modulator PWM and FET to modulate the intensity of a series of LED or to control a DC DC converter that drives LCD backlight This phone SGH X100 is not use PWM but use DC CONTROL BACKLIGHT So BACKLIGHT voltage is high value backlight is bright 1 3 Clock Generator The Clock Generator CG generates all clocks for internal and external usage The 32768 Hz crystal oscillator provid...

Страница 7: ...fects Since the play data of YMU762MA3 are interpreted at anytime through FIFO the length of the data playing period is not limited so the device can flexibly support application such as incoming call melody music distribution service The hardware sequencer built in this device allows playing of the complex music without giving excessive load to the CPU of the portable telephones Moreover the regi...

Страница 8: ...RAM 55 Kwords on chip program ROM in the DSP It has 4K 32bits ROM and 2K 32bits RAM in the ARM core DSP is consisted of KBS JTAG EMI and UART ARM core is consisted of EMI PIC Programmable Interrupt Controller reset power clock unit DMA controller TIC Test Interface Controller eripheral bridge PPI SSI Synchronous Serial Interface ACC Asynchronous communications controllers timer ADC RTC Real Time C...

Страница 9: ...ary Contents may change without notice 3 SGH X100 Exploded View and its Parts list This Document can not be used without Samsung s authorization 3 1 1 Cellular phone Exploded View 1 2 3 5 6 4 9 10 11 7 8 13 12 14 15 16 ...

Страница 10: ...NO DESCRIPTION SEC CODE REMARK 1 FRONT COVER GH75 03497A 2 KEYPAD GH75 03518A 3 MOTOR GH31 00064A 4 DOME SHEET GH59 00929A 5 MIC GH30 00044A 6 IF COVER GH73 02203A 7 MICRO SPEAKER 3001 001445 8 VOLKEY GH75 03728A 9 LCD GH07 00394A 10 MAIN PBA GH92 01558A 11 SCREW 6001 001654 12 INTENNA GH42 00308A 13 REAR COVER GH75 03496A 14 RF COVER GH72 09251A 15 SCREW 6001 001654 16 BATTERY GH43 00994A ...

Страница 11: ... Exploded view and its Part list This Document can not be used without Samsung s authorization 3 3 3 Test Jig GH80 01909A 3 1 RF Test Cable GH39 00140A 3 2 Test Cable GH39 00217A 3 3 Serial Cable 3 4 Power Supply Cable 3 5 DATA CABLE GH39 00219A 3 6 TA GH44 00482G ...

Страница 12: ...1 001647 LED404 0601 001647 LED406 0601 001647 LED407 0601 001647 LED410 0801 002237 U300 0801 002540 U210 0801 002540 U303 0801 002540 U304 1001 001183 U212 1003 001440 Q403 1109 001280 U305 SEC CODE Design LOC 1201 001954 U101 1202 001036 U203 1203 002633 U307 1203 002980 U309 1204 002161 U301 1205 002257 U400 1205 002276 U200 1205 002327 U103 1404 001221 TH200 2909 001204 U100 1405 001082 V202 ...

Страница 13: ...2 R203 2007 000162 R211 2007 000162 R212 2007 000162 R229 2007 000162 R234 2007 000162 R270 2007 000162 R300 2007 000162 R302 2007 000162 R303 2007 000162 R304 2007 000162 R306 SEC CODE Design LOC 2007 000162 R350 2007 000162 R360 2007 000162 R361 2007 000162 R436 2007 000171 R100 2007 000171 R107 2007 000171 R109 2007 000171 R139 2007 000171 R213 2007 000171 R214 2007 000171 R228 2007 000171 R307...

Страница 14: ...9 R409 2007 007100 R415 2007 007107 R201 2007 007107 R209 2007 007136 R311 2007 007137 R310 2007 007137 R313 2007 007148 R104 2007 007311 R128 2007 007334 R215 2007 007480 R220 SEC CODE Design LOC 2007 007573 R428 2007 007588 R429 2007 007981 R224 2007 008312 R221 2007 008354 R427 2203 000233 C119 2203 000233 C120 2203 000233 C144 2203 000254 C145 2203 000254 C209 2203 000254 C301 2203 000254 C408...

Страница 15: ...0 C139 2203 000995 C203 2203 000995 C215 2203 000995 C225 2203 000995 C226 2203 000995 C227 2203 000995 C228 2203 000995 C471 2203 001153 C146 2203 001652 C411 2203 001652 C423 SEC CODE Design LOC 2203 002443 C135 2203 003054 C220 2203 003054 C231 2203 005054 C201 2203 005054 C217 2203 005056 C222 2203 005057 C112 2203 005057 C115 2203 005057 C122 2203 005057 C134 2203 005057 C150 2203 005057 C156...

Страница 16: ...2 C306 2203 005482 C309 2203 005482 C313 2203 005482 C410 2203 005482 C420 2203 005482 C470 2203 005482 C472 2203 005496 C141 2203 005496 C315 2203 005503 C138 2203 005503 C151 SEC CODE Design LOC 2203 005503 C152 2203 005503 C153 2203 005503 C154 2203 005840 C350 2203 006053 C126 2203 006053 C412 2203 006053 C424 2203 006053 C426 2203 006053 C427 2203 006053 C428 2203 006053 C429 2203 006053 C476...

Страница 17: ...5 2703 001751 L121 2703 001791 L106 2703 002198 L117 2703 002201 L109 2703 002201 L111 2703 002203 L108 2703 002208 L105 2703 002208 L107 2703 002268 L116 2703 002519 L119 2801 004025 X400 2806 001317 OSC100 2809 001279 OSC101 2901 001246 U302 2901 001254 L120 2904 001417 F101 2904 001424 F102 3301 001105 L400 3404 001152 SW1 3404 001152 SW2 3705 001322 CN100 3709 001244 CN400 3710 001611 CN301 SE...

Страница 18: ...dB 1805 1880 1 15 dB Atten 2xfo 39dB 30dB GSM DCS 3xfo 35dB 20dB GSM DCS EN CLK DATA DCS S W OFFSET Mixer input power 16dBm max 22dBm min fcompRF 26MHz Philips Transceiver UAA3536 Pins IA IB QA and QB VIQ 1 25Vtyp 1 15Vmin 1 35Vmax Vmod 0 5Vpp QUAD DIV PFD CP VREG Vcc_RF_LO FracN DIV 1 1 2 VREG 26MHz Vcc_REF 2 4V typ Vcc_SYN FESW1 FESW2 3 W BUS CTL REG PW R EN GSM DCS PCS DIV QUAD PFD CP fTXIF 60 ...

Страница 19: ...SAMSUNG Proprietary Contents may change without notice SGH X100 Block Diagrams 5 2 This Document can not be used without Samsung s authorization 2 Base Band Solution Block Diagram ...

Страница 20: ...SAMSUNG Proprietary Contents may change without notice 6 1 6 SGH X100 PCB Diagrams This Document can not be used without Samsung s authorization 1 Main PCB Top Diagram ...

Страница 21: ...SAMSUNG Proprietary Contents may change without notice SGH X100 PCB Diagrams This Document can not be used without Samsung s authorization 6 2 2 Main PCB Bottom Diagram ...

Страница 22: ...ry Voltage is more than 3 4V Power On does not work Change the Battery END No Yes C411 V_ISUP 2 7V Check the PMU related to V_ISUP No Yes Check the Clock at C410 32KHZ Resolder X400 No Yes C429 VDD1 H Replace the PBA No Yes C428 VDD2 C427 VDD3 2 8V Replace PBA No Yes Check for the clock at C145 13MHz Check the clock generation circuit related to OSC101 No Yes Check the initial operation ...

Страница 23: ...P402 VDD_VI B C405 4 7U F VSS2 E8 VSS3 C5 VSS4 A8 VSS5 VSS6 J1 TM J3 VBAT C2 VCC B3 VIBVBA T VIBVD D A3 G6 VPRO G J4 VSAVE C3 VSS1 H4 SEL3RB C6 SIMCLK A2 SIMGND C7 SIMI O SIMSCN A1 B1 SIMSCP B2 SIMVBA T SLPMOODN D5 F5 RF2VD D H9 RF2VDDS G8 RFVBAT C1 RST RSTO N D6 E4 SCL F3 SD A E7 SEL12RB E5 REFC J6 REFGN D F8 RF1SN S E6 RF1SW S RF1VD D F9 E9 RF1VDDS H8 RF2SN S F6 RF2SW S G9 NC1 C4 NC2 F4 ONKEY_N ...

Страница 24: ... Troubleshooting 7 3 This Document can not be used without Samsung s authorization 2 Initial The node between R202 and C209 H RSTON Initial Failure Check the circuit related to reset END No Yes U303 pin 4 6 memory CE is OK Yes Yes No Replace PBA Check the circuit around LCD U303 ...

Страница 25: ... HA 3 N3 HA 4 K5 HA 5 M3 HA 6 P2 HA 7 HA 8 N2 J5 HA15 K3 HA16 J4 HA17 K4 HA18 K2 HA19 P3 HA 2 G4 HA20 HA21 P5 L10 GPON1 N9 GPON2 M4 HA 1 N1 HA10 L2 HA11 L1 HA12 M2 HA13 HA14 J2 GPIO1 0 L8 GPIO2 M9 GPIO3 P7 GPIO4 L7 GPIO5 L9 GPIO6 N7 GPIO7 P6 GPIO8 GPIO9 N8 CS_N1 M5 CS_N2 G3 CS_N3 B5 CTS0_N A11 EARN B10 EARP M1 2 GPIO0 K9 GPIO1 K8 D8 CD I E9 CD O D9 CEN P11 CKI P13 CKI32I P14 CKI32O N4 CS_N0 G5 G10...

Страница 26: ...ed without Samsung s authorization 3 Charging Part Check the U309 pin 4 4 9 V Abnormal charging part END No Yes U309 pin 5 H No Yes Q301 pin 1 CHG_ON L No Yes Check the U309 pin 3 4 2V No Yes Check the circuit related to V_EXT_CHARGE Resolder or replace U309 Check the circuit related to CHG_ON signal Resolder or replace U309 ...

Страница 27: ...SAMSUNG Proprietary Contents may change without notice SGH X100 Flow Chart of Troubleshooting This Document can not be used without Samsung s authorization 7 6 Charging ...

Страница 28: ... Document can not be used without Samsung s authorization 4 Sim Part CN400 pin 1 5 H Phone can t access SIM Card Replace PBA Check the SIM Card END No Yes Yes Yes No Replace PBA After Power ON Check SIMCLK Signal on CN400 pin3 in a few second Yes No Replace PBA After SIM card insert CN400 pin 2 H SIMRST ...

Страница 29: ...not be used without Samsung s authorization 7 8 5 Microphone Part Check the connection from MIC Check the circuit from U200 to MIC Resolder MIC Resolder the C200 C201 C203 C208 C210 C211 C212 C213 C215 C216 C217 R200 R204 and R206 END No Yes Yes Yes Yes No Check the MIC No Replace the MIC Microphone does not work ...

Страница 30: ...0 C402 100N F C409 TP401 G 10 2 2 33 44 5 5 66 7 G G 8 9 G CN400 PC D6 A6 H2 9 S 11 TP402 4 7U F C401 C2 VCC C6 SIMCLK A2 SIMGND C7 SIMI O SIMSCN A1 B1 SIMSCP B2 SIMVBA T C1 RST IO D1 D3 CPRES D2 CLK V401 V402 C450 NC X400 SIMCLK SIMI O 100N F C212 V214 C211 56PF MIC_BIAS C217 10PF L201 27nH 10K R204 1 5K R206 V215 C201 10PF 100N F C208 C216 33PF C200 33PF 1 5K R200 C210 15PF C213 9PF 27nH L202 C2...

Страница 31: ...thorization 7 10 6 Speaker Part Melody U300 pin 5 2 85V Speaker does not work Check the Clock signal at Pin 1 of U301 13MHz is OK Check the clock generation circuit related to OSC101 and U300 END No Yes No Resolder or replace U300 U301 pin 17 18 1 8V Resolder U301 Yes No Is Speaker working Check the Spearke Contact and change the Speaker Yes No ...

Страница 32: ...21 D6 D7 20 EQ1 12 13 EQ2 EQ3 14 U301 YMU762 MA 3 30 A0 1 CLKI D0 27 26 D1 25 D2 C312 6 3V 4 7UF 1 2K 1 R313 3 3K R306 1 2K 1 R310 C350 1uF R304 330 NC C300 C304 VBAT 27PF VDD3 VDD3 GND 3 IN 2 NC 1 OUT 4 VCC 5 R307 TC7SH04FU TE85L U300 0 220NF C315 100NF C306 150PF C314 R350 100K Y1 _E 3 U304 1 A GND 25 VCC Y0 6 4 NC7SZ19P6X C301 10NF 27PF C308 VDD3 VDD2 C311 68NF C309 100NF 100NF C313 VDD3 4 7K 1...

Страница 33: ...shooting This Document can not be used without Samsung s authorization 7 12 7 Key Data Input When one or the keys is pushed is it displayed on LCD Check the Dome sheet Key Pad END No Yes Yes Check Initial Operation When one of the keys is pushed KBIO signal is OK Replace the PBA No Yes ...

Страница 34: ...ooting 7 13 This Document can not be used without Samsung s authorization 8 Receiver Part EAR201 pin 2 3 short Resolder EAR201 END No Yes Yes Receiver does not work EAR201 pin 2 3 6 1 5V Replace the PBA No Yes Is Receiver working Check the Receiver contact and Replace the Receiver No Yes ...

Страница 35: ...on 7 14 9 Back Light for Color Main LCD LCD Contrast high level in the Menu Select LCD Contrast high level END No Yes Yes Backlight does not work U307 pin 5 3 35 Resolder U307 No Yes U307 pin 4 H Replace the PBA No Yes U307 pin 1 10V Check U307 and L300 No Yes Yes Backlight does work Check D600 ZD600 and resolder LCD Module Or replace the LCD Module No ...

Страница 36: ...e without notice SGH X100 Flow Chart of Troubleshooting 7 15 This Document can not be used without Samsung s authorization 10 Key Back Light Between C426 and R400 H Check the PMU related to VDD_KEY END No Yes Yes Key Backlight does not work ...

Страница 37: ...lder CN100 C108 END No Yes RX ON RF input CH center freq 67 7kHz Amp 50dBm Check U100 pin8 L pin4 L U100 pin7 65dBm F101 pin1 70dBm U103 pin6 7 8 9 1V U103 pin32 70dBm pin33 70dBm Check ANT Switch control circuit Resoder U100 Resolder F101 C110 L108 Resolder L105 L106 L107 Check U103 pin4 10 22 2 7V Resolder U103 R135 R136 R137 R138 1V Yes Yes Yes Yes Yes Yes Yes Yes No No No No No No Check U200 ...

Страница 38: ...Check U100 pin8 H 2 68V pin4 L U100 pin1 20dBm F101 pin9 20dBm U103 pin6 7 8 9 1V U101 pin7 11dBm Change or Resolder U100 Check ANT Switch control circuit Resolder L118 L119 L121 Resolder R112 R113 R114 R135 R136 R137 R138 1V Yes Check U101 VBATT pin4 7 OK Resolder or Change U101 Check VBATT or PAM control signal Check U103 pin4 22 2 7V OK Resolder U103 No No No No No No No No Yes Yes Yes Yes Yes ...

Страница 39: ...X ON RF input CH center freq 67 7kHz Amp 50dBm Check U100 pin8 L pin4 L U100 pin7 65dBm F102 pin1 70dBm U103 pin6 7 8 9 1V U103 pin38 70dBm pin39 70dBm Check ANT Switch control circuit Resoder U100 Resolder F102 C114 L116 Resolder L110 L114 L115 Check U103 pin4 10 22 2 7V Check Reslder U103 R105 R109 RF13MHz RF PSU Part Resolder U103 R135 R136 R137 R138 1V Yes Yes Yes Yes Yes Yes Yes Yes No No No ...

Страница 40: ...5Level Check U100 pin8 L pin4 H 2 68V U100 pin1 13dBm U101 pin11 13dBm U108 pin5 12dBm U101 pin1 15dBm Change or Resolder U100 Check ANT Switch control circuit Resolder C118 Resolder R108 R110 R111 U101 pin5 6 7 8 500mV Yes Check U101 VBATT pin4 7 OK Resolder or Change U101 Check VBATT or PAM control signal Check U103 pin4 22 2 7V OK Resolder U103 No No No No No No No No Yes Yes Yes Yes Yes Yes Ye...

Страница 41: ...13 TC7SH32FU TE85L A 2 B 1 GN D 3 VCC 5 Y 4 2 2nH L105 U107 1 G 4 G G 5 6 G KMS 158 CN10 0 A 2 3 C R117 0 R115 5 1K R112 18 VCC2 12 VRAMP 6 5 VREG GND 13 7 GSM850 900IN 9 GSM850 900OUT PCSOUT 11 TXEN 3 4 VBATT 10 VC C 8 VCC2 U101 RF3140 2 BAND 1 DCSIN L120 NFM18PC104R1C3D 13 330PF C135 4 7K L108 15nH R135 10NF C145 1 8NF C123 220NF C141 12nH L114 R137 4 7K C112 8 2PF L101 68PF C146 8 2PF C115 NC 1...

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