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SAMSUNG Proprietary-Contents may change without notice

SGH-C120 Flow Chart of Troubleshooting

2-

4

This Document can not be used without Samsung's authorization

R106

R104

R105

VRF_2.9V

VCCD_2.9V

R107

R110

1

L

A

T

X

30

2

L

A

T

X

9

N

D

P_

10

T

E

S

E

R_

_SEN

2

13

D

D

V

28

D

D

V

29

11

OI

V

26

VI

D

X

32

N

E

X

E

D

O

M

X

25

8

XOUT

31

21

18

RFIPN

RFIPP

17

16

H

O

F

R

15

L

O

F

R

SCLK

1

SDIO

3

D

D

V

12

D

D

V

33

34

C

N

C

N

35

RFIAN 24

RFIAP

23

20

RFIDN

RFIDP

19

RFIEN

22

RFIEP

27

C

F

A

BIN

6

7

BIP

BQN

4

5

BQP

14

D

N

G

D

N

G

U100

OSC100

2

4

3

1

C120

C123

VRF_2.9V

R111

C133

C130

C134

RF_EN

SERDAT

AFC

SERLE

SERCLK

13MHZ_BB

RTX_QP

RTX_QN

RTX_IP

RTX_IN

XOENA

Содержание SGH-C120

Страница 1: ...GSM TELEPHONE SGH C120 GSM TELEPHONE CONTENTS 1 Specification 2 Flow Chart of Troubleshooting 3 Exploded Views and Parts List 4 Electrical Parts List 5 PCB Diagrams 6 Block Diagrams ...

Страница 2: ...tronics Co Ltd Code No GH68 08501A 2005 11 Rev 1 0 ⓒ 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: ...0 880 915 925 960 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 15pcl 5pcl 19pcl 0pcl 15pcl Sens...

Страница 4: ...el 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 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 4 dBm 12 6 4 dBm 13 4 4 dBm 14 2 5 dBm 15 0 5 dBm ...

Страница 5: ...Download again Charge the Battery Pin J12 2 8V Check U300 and C315 Pin A13 and pin A14 2 8V Check U300 and C316 Freq 13MHz Vrms 300mV Vpp 900mV Check the clock generation circuit related to OSC100 Check the initial operation END No Yes Yes Yes Yes Yes Yes No No No No pin G11 1 8V No Yes Check the current consumption Check the Vbat Voltage Check the pin of U300 Check the clock signal at pin 8 of U1...

Страница 6: ...SAMSUNG Proprietary Contents may change without notice SGH C120 Flow Chart of Troubleshooting 2 2 This Document can not be used without Samsung s authorization ...

Страница 7: ...T N I 0 1 L L3 I O LED1_DRV G13 LED2_DRV G12 6 R C M N N I C I M 4 1 M P N I C I M 4 1 N 7 1 S D N G 0 1 K 2 S D N G 8 F 3 S D N G 9 F 4 S D N G 0 1 F 5 S D N G 7 G 6 S D N G 8 G 7 S D N G 9 G 0 1 G 8 S D N G 9 S D N G 6 H V D N G 3 1 P R U C H _ D N G 6 F B D N G D D N G 0 1 M Q D N G 8 E 7 F 1 S D N G 0 1 S D N G 7 H 1 1 S D N G 8 H 9 H 2 1 S D N G 7 J 3 1 S D N G 4 1 S D N G 8 J 5 1 S D N G 9 J...

Страница 8: ...X 9 N D P _ 10 T E S E R _ _SEN 2 13 D D V 28 D D V 29 11 O I V 26 V I D X 32 N E X E D O M X 25 8 XOUT 31 21 18 RFIPN RFIPP 17 16 H O F R 15 L O F R SCLK 1 SDIO 3 D D V 12 D D V 33 34 C N C N 35 RFIAN 24 RFIAP 23 20 RFIDN RFIDP 19 RFIEN 22 RFIEP 27 C F A BIN 6 7 BIP BQN 4 5 BQP 14 D N G D N G U100 OSC100 2 4 3 1 C120 C123 VRF_2 9V R111 C133 C130 C134 RF_EN SERDAT AFC SERLE SERCLK 13MHZ_BB RTX_QP ...

Страница 9: ...Check the U300 if it has some problem it is to be replaced Yes No Is the pin K9 of U101 Low High Yes No Check the U300 if it has some problem it is to be replaced There is 32 768kHz wave forms at the C216 and C217 Yes No Check the U200 Is the pin A4 of U300 is High The voltage is High at the C313 C315 C316 Check the U300 Check the U100 LCD display is O K No No Yes Yes Yes Check the LCD part No Sou...

Страница 10: ...SAMSUNG Proprietary Contents may change without notice SGH C120 Flow Chart of Troubleshooting 2 6 This Document can not be used without Samsung s authorization ...

Страница 11: ...7 XBSWN M12 XCPTSTSTOP_CKO XCP_A0_BEON B13 S S V 0 1 G 7 H S S V 1 1 H S S V 7 J S S V S S V 6 K A S S V 0 1 E L L P D _ S S V 5 1 E A7 X1RTC S S V 0 1 L 7 M S S V S S V 8 L 1 1 J S S V 9 L S S V S S V 3 A S S V 6 F 9 G S S V E D D V 6 1 N 6 1 E E D D V E D D V 7 1 E 6 1 G L L P D _ D D V 8 D C T R V 2 A S S V 7 K S S V 6 L S S V 1 1 C A D D V E D D V 1 B 4 1 B E D D V 1 M E D D V E D D V 2 U 8 P ...

Страница 12: ...without Samsung s authorization 2 1 3 Sim Part Check the voltage at pin 1 of SIM300 2 8V Insert SIM is displayed on the LCD Check the SIM connector s SIM300 connection to SIM card Check the U300 Resolder or change SIM300 END No Yes Yes Yes Yes No No Is there any signals pin 2 3 4 of SIM300 Check the U200 U300 Check the SIM Card ...

Страница 13: ...SAMSUNG Proprietary Contents may change without notice SGH C120 Flow Chart of Troubleshooting 2 9 This Document can not be used without Samsung s authorization ...

Страница 14: ...sung s authorization 2 1 4 Microphone Part Is the assembled status of microphone O K Microphone does not work Reassembled the microphone Resolder or change R400 R401 R402 R403 R404 R405 R407 R410 R413 R414 L400 L401 C403 C407 C413 END No Yes Yes Yes Yes No Is microphone ok No Check U300 Check the reference voltage on mic path VR401 2 0V Yes ...

Страница 15: ...SAMSUNG Proprietary Contents may change without notice SGH C120 Flow Chart of Troubleshooting 2 11 This Document can not be used without Samsung s authorization ...

Страница 16: ...1 6 Buzzer Part There is no sound from the Receiver Is the terminal of Receiver O K No Replace the Receiver Yes No Yes Check U300 R423 R424 Is there any signals at the pin A11 and pin N12 of U300 END There is no sound from the Buzzer Is the terminal of Buzzer O K Replace the Buzzer Is there any signals at the pin A13 and pin N12 of U300 Check U300 D200 R218 END Yes Yes Yes Yes No No ...

Страница 17: ...SAMSUNG Proprietary Contents may change without notice SGH C120 Flow Chart of Troubleshooting 2 13 This Document can not be used without Samsung s authorization ...

Страница 18: ...403 R413 R414 TA400 R420 R409 VR402 VR401 CN400 C401 R417 C405 VR410 R419 C419 C403 C415 R401 C418 C400 VCCA_2 9V C416 1 2 3 4 5 6 7 8 R405 ZD401 R415 R421 R406 TA402 C408 R404 C406 R422 C409 C404 R411 MIC400 VCCA_2 9V R418 VCCD_2 9V R408 C402 R416 VOUT 3 VBAT R425 U400 6 CE GND 2 GND 5 4 NC 1 VDD VBAT C420 R426 C424 C426 3 1 2 R427 D400 C423 C421 C422 L401 R400 R402 MOTOR VIB_EN VR411 AOUTAP AUXI...

Страница 19: ...ch the channel CHECK ANT contact U100 pin 12 13 25 26 27 2 8V F101 CHECK pin10 65dBm U100 CHECK pin21 22 65dBm F101 RFS100 resolder or change F101 resolder or change C127 C129 L107 resolder or change U300 pinA13 C314 change or resolder U100 CHECK pin 30 31 26MHz Vp p 950mV OSC100 change or resolder U100 resolder or change U300 CHECK U100 pin 4 5 6 7 Vp p 120mV NO YES NO NO NO NO NO NO YES YES YES ...

Страница 20: ...SAMSUNG Proprietary Contents may change without notice SGH C120 Flow Chart of Troubleshooting 2 16 This Document can not be used without Samsung s authorization ...

Страница 21: ...ON catch the channel CHECK ANT contact U100 pin 12 13 25 26 27 F101 CHECK pin1 65dBm U100 CHECK pin19 20 65dBm F101 RFS100 resolder or change F101 resolder or change C124 C126 L105 resolder or change U300 pinA13 C314 change or resolder U100 CHECK pin 30 31 26MHz OSC100 change or resolder U100 resolder or change U300 CHECK U100 pin4 5 6 7 Vp p 120mV NO YES NO NO NO NO NO NO YES YES YES YES YES YES ...

Страница 22: ...SAMSUNG Proprietary Contents may change without notice SGH C120 Flow Chart of Troubleshooting 2 18 This Document can not be used without Samsung s authorization ...

Страница 23: ...n4 3 7 V NO NO YES YES YES NO NO BATTERY check change PAM100 pin 6 1 6V YES NO PAM100 pin7 about 5dBm YES PAM100 pin 2 3V YES YES PAM100 change or resolder NO U300 check U300 check NO U100 pin12 13 25 26 28 2 8V U300 pinA13 C314 change or resolder YES U100 pin30 31 26MHz Vp p 950mV U100 pin4 5 6 7 100m V YES U300 change or resolder NO NO U100 change or resolder YES NO OSC100 change or resolder CON...

Страница 24: ...SAMSUNG Proprietary Contents may change without notice SGH C120 Flow Chart of Troubleshooting 2 20 This Document can not be used without Samsung s authorization ...

Страница 25: ... 7 V NO NO YES YES YES NO NO BATTERY check change PAM100 pin 6 1 4V YES NO PAM100 pin1 about 5dBm YES PAM100 pin 3 3V YES YES PAM100 change or resolder NO U300 check U300 check NO U100 pin12 13 25 26 28 2 8V U300 pinA13 C314 change or resolder YES U100 pin30 31 26MHz Vp p 950mV U100 pin4 5 6 7 100m V YES U300 change or resolder NO NO U100 change or resolder YES NO OSC100 change or resolder CONTINU...

Страница 26: ...SAMSUNG Proprietary Contents may change without notice SGH C120 Flow Chart of Troubleshooting 2 22 This Document can not be used without Samsung s authorization ...

Страница 27: ...IN 1 4 IN 6 OUT OUT 7 OUT 8 OUT 9 F100 2 G G 3 C125 C105 C124 R110 L104 1 L A T X 30 2 L A T X 9 N D P _ 10 T E S E R _ _SEN 2 R102 13 D D V 28 D D V 29 11 O I V 26 V I D X 32 N E X E D O M X 25 8 XOUT 31 21 18 RFIPN RFIPP 17 16 H O F R 15 L O F R SCLK 1 SDIO 3 D D V 12 D D V 33 34 C N C N 35 RFIAN 24 RFIAP 23 20 RFIDN RFIDP 19 RFIEN 22 RFIEP 27 C F A BIN 6 7 BIP BQN 4 5 BQP 14 D N G D N G U100 C1...

Страница 28: ... SGH C120 Exploded View and Parts List 3 1 This Document can not be used without Samsung s authorization 3 1 Cellular phone Exploded View QAR01 QFR01 QKP01 QCR17 QLC01 QMO01 QAN02 QSH01 QRF03 QRE01 QRF01 QBA00 QIF01 QCR05 QMI02 QMI03 QME01 QMP01 QBA01 QAU02 ...

Страница 29: ...2 24322A QBA01 BATTERY 800MAH BLK ENG M GH43 01850A QCR05 SCREW MACHINE 6001 001478 QCR17 SCREW MACHINE 6001 001460 QFR01 MEC FRONT COVER GH75 07865A QIF01 PMO IF COVER GH72 24321A QKP01 MEC KEYPAD FAM WKS GH75 07866A QLC01 LCD MODULE SGHC120 GH07 00772A QME01 UNIT METAL DOME GH59 02424A QMI02 UNIT MIC ASS Y GH59 00595A QMI03 MEC MIC HOLDER GH75 07869A QMO01 MOTOR DC SGHE720 GH31 00136A QMP01 PBA ...

Страница 30: ...ut Samsung s authorization Description Sec Code BAG PE 6902 000297 CHARGER SGHN288 TA U K GH44 00171C LABEL P WATER SOAK GH68 02026A MANUAL USER GH68 07911A LABEL R MAIN EU GH68 08401A BOX P UNIT MAIN SEA GH69 03312B CUSHION CASE TA3 GH69 03332A MPR SPONGE SPEAKER GH74 02589A MPR TAPE ESD GH74 18148A MPR TAPE J_TAG SHORT GH74 18149A ...

Страница 31: ...oded View and Parts List 3 4 This Document can not be used without Samsung s authorization 3 3 1 RF Test Cable GH39 00397A 3 3 2 Test Cable GH39 00127A 3 3 Test Jig GH80 00865A 3 3 3 Serial Cable 3 3 4 Power Supply Cable 3 3 5 DATA CABLE GH39 00159A 3 3 6 TA GH44 00184A ...

Страница 32: ...DE TVS SA 0406 001190 ZD401 DIODE TVS SA 0406 001194 ZD601 DIODE TVS SA 0406 001210 ZD402 DIODE TVS SA 0406 001210 ZD403 DIODE TVS SA 0406 001210 ZD602 DIODE TVS SA 0406 001210 ZD603 DIODE TVS SA 0406 001210 ZD604 DIODE TVS SA 0407 001002 D400 DIODE ARRAY SA 0501 000225 TR400 TR SMALL SIGNAL SA 0504 000168 TR300 TR DIGITAL SA 0601 002119 LED611 LED SA 0601 002119 LED612 LED SA 0801 000796 U501 IC ...

Страница 33: ...405 001082 VR411 VARISTOR SA 1405 001082 VR500 VARISTOR SA 1405 001082 VR501 VARISTOR SA 1405 001082 VR502 VARISTOR SA 1405 001082 VR503 VARISTOR SA 1405 001082 VR504 VARISTOR SA 1405 001082 VR602 VARISTOR SA 1405 001082 VR603 VARISTOR SA 1405 001082 VR604 VARISTOR SA 1405 001082 VR606 VARISTOR SA 1405 001082 VR607 VARISTOR SA 1405 001082 VR608 VARISTOR SA 1405 001082 VR609 VARISTOR SA 1405 001082...

Страница 34: ...6 R CHIP SA 2007 000140 R515 R CHIP SA 2007 000140 R516 R CHIP SA 2007 000140 R517 R CHIP SA 2007 000140 R518 R CHIP SA 2007 000140 R519 R CHIP SA 2007 000140 R520 R CHIP SA 2007 000140 R521 R CHIP SA 2007 000140 R522 R CHIP SA 2007 000140 R523 R CHIP SA 2007 000140 R525 R CHIP SA 2007 000140 R527 R CHIP SA 2007 000140 R528 R CHIP SA 2007 000140 R530 R CHIP SA 2007 000142 R406 R CHIP SA 2007 00014...

Страница 35: ...R CHIP SA 2007 000167 R304 R CHIP SA 2007 000171 R100 R CHIP SA 2007 000171 R108 R CHIP SA 2007 000171 R110 R CHIP SA 2007 000171 R205 R CHIP SA 2007 000171 R206 R CHIP SA 2007 000171 R210 R CHIP SA 2007 000171 R219 R CHIP SA 2007 000171 R300 R CHIP SA 2007 000171 R303 R CHIP SA 2007 000171 R307 R CHIP SA 2007 000171 R408 R CHIP SA 2007 000171 R409 R CHIP SA 2007 000171 R416 R CHIP SA 2007 000171 ...

Страница 36: ...R CHIP SA 2007 000172 R201 R CHIP SA 2007 000172 R302 R CHIP SA 2007 000172 R613 R CHIP SA 2007 000173 R412 R CHIP SA 2007 000173 R415 R CHIP SA 2007 000566 R510 R CHIP SA 2007 000566 R511 R CHIP SA 2007 000566 R512 R CHIP SA 2007 000566 R513 R CHIP SA 2007 000566 R514 R CHIP SA 2007 000566 R531 R CHIP SA 2007 001288 R509 R CHIP SA 2007 001298 R103 R CHIP SA 2007 001308 R112 R CHIP SA 2007 001313 ...

Страница 37: ... SA 2007 007142 R301 R CHIP SA 2007 007142 R309 R CHIP SA 2007 007142 R401 R CHIP SA 2007 007142 R403 R CHIP SA 2007 007142 R413 R CHIP SA 2007 007197 R423 R CHIP SA 2007 007197 R424 R CHIP SA 2007 007308 R212 R CHIP SA 2007 007308 R214 R CHIP SA 2007 007480 R202 R CHIP SA 2007 007489 R400 R CHIP SA 2007 007489 R404 R CHIP SA 2007 007538 R203 R CHIP SA 2007 007538 R411 R CHIP SA 2007 007538 R414 R...

Страница 38: ... CER CHIP SA 2203 000254 C203 C CER CHIP SA 2203 000254 C208 C CER CHIP SA 2203 000254 C209 C CER CHIP SA 2203 000254 C210 C CER CHIP SA 2203 000254 C211 C CER CHIP SA 2203 000254 C212 C CER CHIP SA 2203 000254 C214 C CER CHIP SA 2203 000254 C301 C CER CHIP SA 2203 000254 C317 C CER CHIP SA 2203 000254 C603 C CER CHIP SA 2203 000278 C122 C CER CHIP SA 2203 000278 C125 C CER CHIP SA 2203 000330 C21...

Страница 39: ... CER CHIP SA 2203 000696 C127 C CER CHIP SA 2203 000696 C129 C CER CHIP SA 2203 000812 C304 C CER CHIP SA 2203 000812 C305 C CER CHIP SA 2203 000812 C306 C CER CHIP SA 2203 000812 C310 C CER CHIP SA 2203 000812 C400 C CER CHIP SA 2203 000812 C402 C CER CHIP SA 2203 000812 C409 C CER CHIP SA 2203 000812 C416 C CER CHIP SA 2203 000812 C555 C CER CHIP SA 2203 000812 C556 C CER CHIP SA 2203 000854 C12...

Страница 40: ... CER CHIP SA 2203 001598 C311 C CER CHIP SA 2203 005061 C205 C CER CHIP SA 2203 005061 C307 C CER CHIP SA 2203 005061 C318 C CER CHIP SA 2203 005061 C319 C CER CHIP SA 2203 005061 C422 C CER CHIP SA 2203 005061 C600 C CER CHIP SA 2203 005061 C601 C CER CHIP SA 2203 005061 C602 C CER CHIP SA 2203 005234 C106 C CER CHIP SA 2203 005234 C124 C CER CHIP SA 2203 005234 C126 C CER CHIP SA 2203 005481 C11...

Страница 41: ...C CER CHIP SA 2203 006141 C325 C CER CHIP SA 2203 006141 C421 C CER CHIP SA 2203 006257 C323 C CER CHIP SA 2203 006260 C204 C CER CHIP SA 2203 006260 C213 C CER CHIP SA 2203 006260 C403 C CER CHIP SA 2203 006260 C407 C CER CHIP SA 2203 006260 C413 C CER CHIP SA 2203 006348 C503 C CER CHIP SA 2203 006361 C108 C CER CHIP SA 2203 006361 C320 C CER CHIP SA 2203 006361 C423 C CER CHIP SA 2203 006361 C5...

Страница 42: ...L103 INDUCTOR SMD SA 2703 001178 L109 INDUCTOR SMD SA 2703 002170 L108 INDUCTOR SMD SA 2703 002199 L106 INDUCTOR SMD SA 2703 002202 L400 INDUCTOR SMD SA 2703 002202 L401 INDUCTOR SMD SA 2703 002208 L102 INDUCTOR SMD SA 2703 002269 L100 INDUCTOR SMD SA 2703 002524 L500 INDUCTOR SMD SA 2703 002544 L101 INDUCTOR SMD SA 2703 002544 L105 INDUCTOR SMD SA 2703 002558 L107 INDUCTOR SMD SA 2801 003856 OSC2...

Страница 43: ...n not be used without Samsung s authorization SEC Code Design LOC Discription STATUS 3709 001298 SIM300 CONNECTOR CARD EDGE SA 3710 001611 IFC500 CONNECTOR INTERFACE SA 3711 005901 BTC500 CONNECTOR BATTERY SA 3722 002067 EAR400 JACK EAR PHONE SA 4302 001130 BAT300 BATTERY LI 2ND SA GH09 00039A UCP200 IC MICOM SA ...

Страница 44: ...TCK DSP_TDI DSP_TDO DSP_TMS 0 0 4 R A E 0 0 1 F F101 IFC500 0 0 5 L MIC400 MOTOR OSC100 OSC200 PAM100 RFS100 SIM300 0 0 1 A T TA400 TA401 TA402 0 0 2 H T TP101 TP102 TP104 0 0 3 R T 0 0 4 R T 0 0 1 U U200 0 0 3 U 1 0 3 U 0 0 4 U U500 1 0 5 U UME600 VR401 VR402 VR403 VR404 5 0 4 R V VR410VR411 0 0 5 R V 1 0 5 R V 2 0 5 R V 3 0 5 R V 4 0 5 R V 5 0 5 R V VR613 ZD401 ZD500 ZD501 2 0 5 D Z ZD503 1 0 6 ...

Страница 45: ...nt can not be used without Samsung s authorization 0 1 2 3 4 5 6 7 8 9 CLEAR CN400 DOWN 1 F 2 F G1 G2 INT LED611 LED612 T F E L MOD500 R W P T H G I R D N E S SH UP 1 0 6 R V 2 0 6 R V 3 0 6 R V 4 0 6 R V VR605 VR606 7 0 6 R V 8 0 6 R V 9 0 6 R V 0 1 6 R V 1 1 6 R V 2 1 6 R V ZD602 ZD603 ZD604 ...

Страница 46: ...Proprietary Contents may change without notice This Document can not be used without Samsung s authorization 6 SGH C120 Block Diagrams 6 1 6 1 RF Solution Block Diagram ARM7 TDMI TRIDENTⅡ CSP2100 DIGITAL FILTER ...

Страница 47: ...SAMSUNG Proprietary Contents may change without notice SGH C120 Block Diagrams 6 2 This Document can not be used without Samsung s authorization 6 2 Base Band Solution Block Diagram CSP 2100 64M 16M ...

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