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SGH-X150 Flow Chart of Troubleshooting

2-

12

2-1-7. LCD backlight

Backlight ON "TIME"

mode in the menu?

Backlight does not work

Check connecting

between PBA and LCD

connector

Select backlight "15 sec" mode

Check FPCB

END

No

Yes

No

Check U204 pin #1

(C225) = 10V ?

Check the LCD

Yes

Yes

No

3

FB

GND

2

SW 6

5

VIN

U204

C224

TA223

VBAT

L201

R242

C225

R256

R257

R241

LED_EN

LED-

LED+

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Содержание SGH-X150

Страница 1: ...GSM TELEPHONE SGH X150 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 08702A 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: ...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 TDMA Mux 8 8 8 Cell Radius 35...

Страница 4: ... 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 ...

Страница 5: ... not work No Yes Yes END Yes Check the Initial Operation Yes Charge the battery No Check the Voltage of the Battery 3 3V check keypad No Check the pin C152 C153 C155 C168 of U107 is 2 8V Check Power On key No check U107 and C153 Yes 1 Check the clock signal at pin 3 of OSC100 Freq 26Mhz No Check the clock generation circuit OSC100 Yes 2 ...

Страница 6: ...D N G 6 H 9 S D N G 3 1 P V D N G 1 1 F R U C H _ D N G 4 B L T C O _ D N G 5 1 B 1 C S P _ D N G 5 1 K 2 C S P _ D N G 2 1 S D N G 9 H 7 J 3 1 S D N G 8 J 4 1 S D N G 9 J 5 1 S D N G 0 1 J 6 1 S D N G 0 1 K 7 1 S D N G 8 F 2 S D N G 9 F 3 S D N G 0 1 F 4 S D N G 7 G 5 S D N G 8 G F4 DB8 F1 DB9 6 F B D N G 0 1 M D D N G 8 E Q D N G 7 F 1 S D N G 7 H 0 1 S D N G 8 H 1 1 S D N G F2 DB10 F3 DB11 E2 D...

Страница 7: ...B of UCP200 is LOW Check UCP200 No Yes Yes END Yes Check the Initial Operation Yes Check R177 R131 C127 No check the pin CKI of UCP200 is 13Mhz Check the clock signal at pin 3 of OSC100 Freq 26Mhz No check OSC100 1 Check the pin 9 of U102 is HIGH and pin 11 13 is 2 9V No Check U107 Yes 2 3 4 ...

Страница 8: ... G C T R V 8 D S S V 2 A 1 B E D D V E D D V 4 1 B E D D V 1 M 2 U E D D V E D D V 8 P 5 1 U E D D V E D D V 6 1 U 6 1 N E D D V D D V 1 R 4 R D D V D D V 3 1 T 6 1 R D D V D D V 7 1 R 5 A D D V D D V 6 1 C A D D V 1 1 C TCK H13 TDI H12 F12 TDO G12 TMS TRST F15 D D V 2 E 1 G D D V B T S R 2 1 C 7 1 F I K C VRTC_3V VCCD_1 8V VCCD_2 9V VREF TR_RST TR_RST CLK13M_TR R133 R131 R177 C127 C129 13M_OUT CL...

Страница 9: ... there any signal pin 2 3 4 of SIM100 Check the U107 Check the U107 UCP200 END No Yes No Yes 1 2 Check the SIM Card The voltage is 2 8V at the pin 1 of SIM100 1 2 2 C140 C141 C142 C138 C139 9 C N C N 0 1 C C V 1 2 C C V 5 P P V SIM100 K L C 3 D N G 4 O I 6 C N 7 8 C N SIM_IO SIM_RST VSIM SIM_CLK ...

Страница 10: ...oes not work Resolder microphone END No Yes Yes Check the reference voltage on mic path R169 2 0V Yes Resolder or change R169 TA185 R148 R149 R150 R151 R152 R153 C156 C157 C158 C160 C161 No Is microphone OK Yes Check U107 No 1 2 C158 C160 R168 R152 C161 R148 1 1 2 2 MIC100 TA185 R169 C156 R149 C157 R153 R151 R150 MIC MICOUTP MICINP MICINN MICOUTN ...

Страница 11: ...SGH X150 Flow Chart of Troubleshooting 2 7 1 1 2 ...

Страница 12: ... 8 2 1 5 Receiver Part Check the connection status of LCD connector HDC200 There is no sound from receiver Are there any signal at the receiver pad on LCD PCB reconnect HDC200 Replace the receiver module END No Yes No Yes Replace U107 1 Yes 2 ...

Страница 13: ...SGH X150 Flow Chart of Troubleshooting 2 9 1 2 ...

Страница 14: ... 2 1 6 Buzzer Part Check the connection status of LCD connector HDC200 There is no sound from buzzer Check voltage of C305 on LCD PCB 3 5V reconnect HDC200 Resolder or change C305 R304 U1 ZD302 on LCD PCB END No Yes No Yes Replace buzzer 1 Yes 2 ...

Страница 15: ...SGH X150 Flow Chart of Troubleshooting 2 11 Main PCB 1 LCD PCB 2 ...

Страница 16: ...E mode in the menu Backlight does not work Check connecting between PBA and LCD connector Select backlight 15 sec mode Check FPCB END No Yes No Check U204 pin 1 C225 10V Check the LCD Yes Yes No 3 FB GND 2 SW 6 5 VIN U204 C224 TA223 VBAT L201 R242 C225 R256 R257 R241 LED_EN LED LED ...

Страница 17: ...2 65dBm Yes No No Check PAM100 pin 16 65 dbm Yes No Yes Check ANT L102 C103 C104 L113 Resolder or change RFS100 C102 L100 L101 L111 Resolder or change PAM100 Resolder or change F101 C105 C109 L104 Resolder or change UCP200 CONTINOUS RX ON RF INPUT 62CH AMP 50dbm Check U102 pin 13 2 9V Yes Resolder or change U107 Yes No No 1 2 3 4 5 2 2 RF ...

Страница 18: ...SGH X150 Flow Chart of Troubleshooting 2 14 5 1 2 3 4 ...

Страница 19: ...9 20 65dBm Yes No No Check PAM100 pin 18 65 dbm Yes No Yes Check ANT L102 C103 C104 L113 Resolder or change RFS100 C102 L100 L101 L111 Resolder or change PAM100 Resolder or change F102 C117 C118 L105 Resolder or change UCP200 CONTINOUS RX ON RF INPUT 698CH AMP 50dbm Check U102 pin 13 2 9V Yes Resolder or change U107 Yes No No 1 2 3 4 5 ...

Страница 20: ...SGH X150 Flow Chart of Troubleshooting 2 16 1 2 3 4 5 ...

Страница 21: ...CODE APPLIED CH 62ch RBW 100KHz VBW 100KHz SPAN 10MHz REF LEV 10dBm ATT 20dB PAM100 pin 11 about 4 5dbm Yes No Yes PAM100 pin 7 3 7V U102 check change No Battery U107 check change Yes PAM100 pin 8 1 2V No U107 check Yes PAM100 pin 6 3V No U107 check U102 pin 12 13 28 29 2 9V PAM100 change or resolder U107 change or resolder No Yes U102 change or resolder Yes PAM100 pin 12 about 5dbm No Yes No 1 2 ...

Страница 22: ...o Check U102 pin 16 about 2 3 dbm No Check and change UCP200 U107 Yes No Yes Check and change RFS100 L100 L111 C199 Yes U102 check change No Battery U100 check change Yes No U100 check Yes No Yes No U107 check Yes PAM100 change or resolder U102 pin 12 13 28 29 2 9V No U107 change or resolder Yes U102 change or resolder PAM100 pin 7 3 7V PAM100 pin 8 1 2V PAM100 pin 12 about 5dbm PAM100 pin 6 3V 1 ...

Страница 23: ...01 001819 LED213 LED SA 0601 001819 LED214 LED SA 0601 001819 LED215 LED SA 0601 001819 LED217 LED SA 0601 001819 LED219 LED SA 0601 001819 LED220 LED SA 0601 001819 LED222 LED SA 0601 001819 LED225 LED SA 0801 002529 U109 IC CMOS LOGIC SA 1009 001020 U203 IC HALL EFFECT S W SA 1109 001218 UME200 IC MCP SA 1201 002278 PAM100 IC POWER AMP SA 1203 002850 U204 IC DC DC CONVERTER SA 1203 003663 U105 I...

Страница 24: ...01082 ZD120 VARISTOR SA 1405 001082 ZD202 VARISTOR SA 1405 001082 ZD203 VARISTOR SA 1405 001082 ZD204 VARISTOR SA 1405 001082 ZD205 VARISTOR SA 1405 001082 ZD206 VARISTOR SA 1405 001082 ZD208 VARISTOR SA 1405 001082 ZD209 VARISTOR SA 1405 001082 ZD210 VARISTOR SA 1405 001082 ZD211 VARISTOR SA 1405 001082 ZD212 VARISTOR SA 1405 001082 ZD213 VARISTOR SA 2007 000140 R107 R CHIP SA 2007 000140 R108 R ...

Страница 25: ...7 000157 R204 R CHIP SA 2007 000157 R259 R CHIP SA 2007 000161 R140 R CHIP SA 2007 000161 R144 R CHIP SA 2007 000161 R151 R CHIP SA 2007 000161 R153 R CHIP SA 2007 000162 R172 R CHIP SA 2007 000162 R182 R CHIP SA 2007 000162 R209 R CHIP SA 2007 000162 R213 R CHIP SA 2007 000162 R243 R CHIP SA 2007 000170 R214 R CHIP SA 2007 000171 R127 R CHIP SA 2007 000171 R134 R CHIP SA 2007 000171 R166 R CHIP S...

Страница 26: ...7 001292 R244 R CHIP SA 2007 001292 R247 R CHIP SA 2007 001292 R248 R CHIP SA 2007 001292 R249 R CHIP SA 2007 001292 R252 R CHIP SA 2007 001292 R255 R CHIP SA 2007 001301 R227 R CHIP SA 2007 001301 R229 R CHIP SA 2007 001301 R231 R CHIP SA 2007 001301 R235 R CHIP SA 2007 001307 R230 R CHIP SA 2007 001307 R234 R CHIP SA 2007 001307 R237 R CHIP SA 2007 001307 R238 R CHIP SA 2007 001307 R261 R CHIP S...

Страница 27: ...53 C CER CHIP SA 2203 000254 C201 C CER CHIP SA 2203 000254 C204 C CER CHIP SA 2203 000254 C206 C CER CHIP SA 2203 000254 C207 C CER CHIP SA 2203 000254 C208 C CER CHIP SA 2203 000254 C210 C CER CHIP SA 2203 000254 C212 C CER CHIP SA 2203 000278 C157 C CER CHIP SA 2203 000278 C216 C CER CHIP SA 2203 000278 C217 C CER CHIP SA 2203 000359 C160 C CER CHIP SA 2203 000359 C161 C CER CHIP SA 2203 000386...

Страница 28: ...03 005482 C156 C CER CHIP SA 2203 005482 C158 C CER CHIP SA 2203 005482 C180 C CER CHIP SA 2203 005482 C188 C CER CHIP SA 2203 005482 C203 C CER CHIP SA 2203 005482 C211 C CER CHIP SA 2203 005482 C213 C CER CHIP SA 2203 005482 C215 C CER CHIP SA 2203 005482 C218 C CER CHIP SA 2203 005482 C221 C CER CHIP SA 2203 005482 C239 C CER CHIP SA 2203 005682 C113 C CER CHIP SA 2203 005682 C114 C CER CHIP SA...

Страница 29: ... 006318 C118 C CER CHIP SA 2203 006399 C182 C CER CHIP SA 2203 006423 C100 C CER CHIP SA 2203 006423 C112 C CER CHIP SA 2203 006423 C150 C CER CHIP SA 2203 006423 C151 C CER CHIP SA 2203 006438 C222 C CER CHIP SA 2203 006556 C119 C CER CHIP SA 2203 006556 C199 C CER CHIP SA 2203 006626 C130 C CER CHIP SA 2203 006626 C137 C CER CHIP SA 2203 006648 C147 C CER CHIP SA 2404 001225 TA124 C TA CHIP SA 2...

Страница 30: ...D SA 2901 001296 F200 FILTER EMI SMD SA 2901 001296 F202 FILTER EMI SMD SA 2901 001296 F203 FILTER EMI SMD SA 2904 001592 F101 FILTER SAW SA 2904 001599 F102 FILTER SAW SA 3301 001342 L200 BEAD SMD SA 3404 001152 TAC201 SWITCH TACT SA 3404 001152 TAC202 SWITCH TACT SA 3705 001358 RFS100 CONNECTOR COAXIAL SA 3709 001384 SIM100 CONNECTOR CARD EDGE SA 3710 001611 IFC100 CONNECTOR INTERFACE SA 3711 00...

Страница 31: ...CP_TDI CP_TDO CP_TMS 0 0 1 R A E F101F102F103 0 0 2 F 2 0 2 F 3 0 2 F G1 G2 G3 G4 GND GND1 HDC200 IFC100 MIC100 OSC100 0 0 2 C S O 0 0 1 M A P Q103 4 0 1 Q RFS100 RST SIM100 3 2 1 A T TA124 TA126 TA148 TA185 2 0 2 C A T 1 0 2 C A T TR201 U102 U105 7 0 1 U U109 2 0 2 U 4 0 2 U UCP200 UME200 VCCD_2 9V ZD112 ZD113 ZD114 5 1 1 D Z 7 1 1 D Z ZD118 9 1 1 D Z ZD120 3 0 2 D Z ZD211 ...

Страница 32: ... 2 D E L 5 0 2 D E L 6 0 2 D E L 3 1 2 D E L 4 1 2 D E L LED215 LED217 LED219 LED220 1 2 2 D E L 2 2 2 D E L 3 2 2 D E L 4 2 2 D E L 5 2 2 D E L 6 2 2 D E L T F E L MENU PWR T H G I R SEND SHARP STO U203 UP 0 0 1 D Z 1 0 1 D Z 2 0 1 D Z 3 0 1 D Z 4 0 1 D Z 5 0 1 D Z 6 0 1 D Z 7 0 1 D Z 8 0 1 D Z 9 0 1 D Z 0 1 1 D Z 1 1 1 D Z 2 0 2 D Z 4 0 2 D Z 5 0 2 D Z 6 0 2 D Z 8 0 2 D Z 9 0 2 D Z 0 1 2 D Z 2 1...

Страница 33: ...6 1 6 SGH X150 Block Diagrams ...

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