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SAMSUNG Proprietary-Contents may change without notice

Exploded view and Part list

3-

3

This Document can not be used without Samsung's authorization

3. Test Jig (GH80-00865A)

3-1. RF Test Cable

(GH39-00283A)

3-2. Test Cable

(GH39-00127A)

3-3. Serial Cable

3-4. Power Supply Cable

3-5. DATA CABLE

(GH39-00143B)

3-6. TA

(GH44-00184A)

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Содержание SGH-X480

Страница 1: ...pecification 2 Circuit Description 3 Exploded Views and Parts List 4 Electrical Parts List 5 Block Diagrams 6 PCB Diagrams 7 Flow Chart of Troubleshooting SAMSUNG Anycall CONTENTS SAMSUNG Anycall SGH X480C SGH X488 ...

Страница 2: ...o Ltd March 2005 Printed in Korea Code No GH68 06818A 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: ...nge 0 124 975 1023 512 885 512 810 Tx Rx spacing 45MHz 95MHz 80MHz 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 5dBm 30dBm 0dBm 30dBm 0dBm Power Class 5pcl 19pcl 0pcl 15pcl 0pcl 15pcl Sensitivity 102dBm 100dBm 100dBm TDMA Mux 8 8 8 C...

Страница 4: ...SAMSUNG Proprietary Contents may change without notice Specification 1 2 This Document can not be used without Samsung s authorization ...

Страница 5: ...he oscillator for RX IQ demodulator and Tx modulator are controlled by serial data to select channel and use fast lock mode for GPRS high class operation 5 Si4210 U801 The receive section integrates four differential input low noise amplifiers LNAs supporting the GSM850 EGSM900 DCS1800 and PCS1900 bands The LNA inputs are matched to the 150 ohm balanced output SAW filters through externa LC matchi...

Страница 6: ...rammable LDO provides support for 1 8V 3 0V SIMs while a self resetting electronically fused switch supplies power to external accessories Ancillary support functions such as two LED drivers and two call alert drivers aid in reducing both board area and system complexity A four wire serial interface unit SIU provides access to control and configuration registers This interface gives a microprocess...

Страница 7: ... consisted of main LCD color 65K STN LCD Chip select signals of EMI part in the trident LCD_CS can enable main LCD LED signal enables white LED of main LCD In sleep mode white LED are turned off These two signals are from IO part of the DSP in the trident RST signal from CSP2200B1 initiates the initial process of the LCD 8 bit data lines D 0 D 7 transfers data and commands to LCD through emi_filte...

Страница 8: ...YMU762MA3 is a LSI for portable telephone that is capable of playing high quality music by utilizing FM synthesizer and ADPCM decorder that are included in this device As a synthesis YMU762MA3 is equipped 16 voices with different tones Since the device is capable of simultaneously generating up to synchronous with the play of the FM synthesizer various sampled voices can be used as sound effects S...

Страница 9: ...ted of ARM core and DSP core It has 20K 16bits RAM 144K 16bits ROM in the DSP It has 4K 32bits ROM and 2K 32bits RAM in the ARM core DSP is consisted of timer one bit input output unit BIO JTAG EMI and HDS Hardware Development System ARM core is consisted of EMI PIC Programmable Interrupt Controller reset power clock unit DMA controller TIC Test Interface Controller peripheral bridge PPI SSI Synch...

Страница 10: ...irectly to an RF modulator at the TXOP and TXON pins The DSP is notified when the transmission is completed For receiving baseband data a DSP can program CSP2200 s event timing and control register with the exact time to start receiving I and Q samples through TXIP and TXIN pins When that time is reached the control portion of the event timing and control register will start the baseband receive s...

Страница 11: ...w and Parts list 3 1 This Document can not be used without Samsung s authorization 1 Cellular phone Exploded View 1 QFU01 QPC01 QLC01 QSP01 QMO01 QFL01 QCR04 QSC05 QSC08 QMW02 QIF01 QFR01 QKP01 QRF03 QSC14 QVO01 QAN02 QMI01 QME01 QMP01 QRE01 QBA01 QCR04 QRF01 QMI03 QVK01 ...

Страница 12: ...GH30 00119A QMP01 MAIN PBA GH92 02033A GH92 02033A GH92 02033A QVK01 UNIT VOLUME KEY GH59 01927A GH59 01927A GH59 01927A QAN02 INTENNA GH42 00528A GH42 00528A GH42 00528A QRE01 REAR COVER GH75 06165A GH75 06165A GH75 06165A QCR04 SCREW MACHINE 6001 001479 6001 001479 6001 001479 QRF01 TAPE RF SWITCH GH74 12570A GH74 12570A GH74 12570A QBA01 BATTERY GH43 01661A GH43 01729A GH43 01729A QFU01 FOLDER ...

Страница 13: ...xploded view and Part list 3 3 This Document can not be used without Samsung s authorization 3 Test Jig GH80 00865A 3 1 RF Test Cable GH39 00283A 3 2 Test Cable GH39 00127A 3 3 Serial Cable 3 4 Power Supply Cable 3 5 DATA CABLE GH39 00143B 3 6 TA GH44 00184A ...

Страница 14: ...SAMSUNG Proprietary Contents may change without notice Exploded view and Part list 3 4 This Document can not be used without Samsung s authorization ...

Страница 15: ... V411 1405 001082 V701 1405 001082 V702 1405 001082 V703 1405 001082 V704 1405 001082 V705 1405 001082 V706 1405 001082 V707 1405 001082 V708 1405 001082 V709 1405 001082 V710 SEC Code Design LOC 1405 001082 V711 1405 001082 V713 1405 001093 V307 1405 001108 V401 1405 001108 V402 1405 001108 V403 1405 001108 V404 1405 001110 V207 2007 000138 R901 2007 000140 R115 2007 000140 R209 2007 000140 R305 ...

Страница 16: ...02 2007 000174 R702 2007 000174 R704 2007 000174 R706 2007 000174 R707 2007 000174 R709 2007 000174 R710 2007 000174 R711 2007 000566 R300 2007 000566 R301 2007 000566 R302 SEC Code Design LOC 2007 000566 R303 2007 000566 R304 2007 001217 R202 2007 001288 R210 2007 001291 R402 2007 001291 R403 2007 001291 R421 2007 001291 R423 2007 001308 R802 2007 001313 R903 2007 001317 R415 2007 001319 R103 200...

Страница 17: ...05 2203 000812 C106 2203 000812 C107 2203 000812 C206 2203 000812 C207 2203 000812 C410 2203 000812 C411 2203 000812 C422 2203 000812 C432 2203 000812 C905 2203 000854 C302 SEC Code Design LOC 2203 000854 C802 2203 000995 C413 2203 000995 C903 2203 000995 C913 2203 001017 C806 2203 001072 C102 2203 001072 C433 2203 001072 C434 2203 001072 C901 2203 001383 C908 2203 001385 C904 2203 001405 C607 220...

Страница 18: ...4 001105 C430 2404 001151 C423 2404 001239 C910 2404 001240 C111 2404 001268 C123 2404 001268 C125 2404 001268 C303 2404 001268 C402 2503 001041 C220 2503 001041 C221 SEC Code Design LOC 2703 002170 L807 2703 002170 L901 2703 002199 L803 2703 002201 L903 2703 002201 L904 2703 002202 L401 2703 002202 L402 2703 002205 L805 2703 002339 L201 2703 002367 L902 2703 002558 L802 2703 002608 L806 2703 0028...

Страница 19: ...notice Electrical Parts List 4 5 This Document can not be used without Samsung s authorization SEC Code Design LOC 0601 002020 D704 0601 002020 D705 0601 002020 D706 0601 002020 D707 0601 002020 D708 0601 002020 D709 0601 002020 D711 1205 002683 U801 ...

Страница 20: ...SAMSUNG Proprietary Contents may change without notice Electrical Parts List 4 6 This Document can not be used without Samsung s authorization ...

Страница 21: ...SAMSUNG Proprietary Contents may change without notice This Document can not be used without Samsung s authorization 5 Block Diagrams 5 1 1 RF Solution Block Diagram ...

Страница 22: ...SAMSUNG Proprietary Contents may change without notice Block Diagrams This Document can not be used without Samsung s authorization 5 2 2 Base Band Solution Block Diagram ...

Страница 23: ...SAMSUNG Proprietary Contents may change without notice This Document can not be used without Samsung s authorization 6 PCB Diagrams 6 1 1 Main PCB Top Diagram ...

Страница 24: ...SAMSUNG Proprietary Contents may change without notice PCB Diagrams This Document can not be used without Samsung s authorization 6 2 2 Main PCB Bottom Diagram ...

Страница 25: ...er On Voltage 3 3V Download again Charge the Battery pin J12 of U100 2 8V Check U100 and C115 pin A13 of U100 2 8V Check U100 and C116 Check the clock signal at pin 3 of U802 Freq 26MHz Vrms 300mV Check the clock generation circuit related to U802 END No Yes Yes Yes Yes Yes No No No No pin G11 1 8V No Yes Check the VBATT Voltage Check the pin of U100 Check the initial operation Check the current c...

Страница 26: ...in J12 of U100 2 825V Initialization Failure Check the U100 If it has some problem adjust it END No Yes Is the pin K9 of U100 Low High Yes Check the U600 32 768kHz wave forms at the C619 and C620 Check the LCD Part Yes No Yes Yes The Voltage is High at the C114 Check the Audio Part No Check the U100 If it has some problem adjust it Check the U100 LCD display is O K No No Yes Yes Sound is O K No ...

Страница 27: ... This Document can not be used without Samsung s authorization 7 3 3 SIM Part Are there any Signals at pin N9 R10 P10 of U100 Insert SIM is displayed on the LCD Check the U600 Check the SIM Card END No Yes Yes Yes No Check the U100 Are there any Signals at pin K12 K11 K14 J11 of CN100 ...

Страница 28: ...uthorization Flow Chart of Troubleshooting 7 4 4 Charging Part The pin 17 18 of CN300 is TA_VEXT 5V Abnormal charging operation Replace TA or Check CN300 No END Yes The pin 8 of U101 is 3 2 4 2V Check the U101 No Yes No Solder again or change R111 Yes The ICHRG 1 4V during charging and 180mV full charging ...

Страница 29: ...INTRQ I O L3 GNDS12 H9 J7 GNDS13 J8 GNDS14 J9 GNDS15 J10 GNDS16 K10 GNDS17 F8 GNDS2 F9 GNDS3 F10 GNDS4 G7 GNDS5 G8 DB6 G4 DB7 F4 DB8 F1 DB9 P3 DINTR F6 GNDB M10 GNDD E8 GNDQ F7 GNDS1 H7 GNDS10 H8 GNDS11 K2 F2 DB10 F3 DB11 E2 DB12 E3 DB13 D3 DB14 D2 DB15 K3 DB2 DB3 J5 J6 DB4 H5 DB5 G3 E11 CH_BDRV F12 CH_ISEN D14 CH_RES CREF E9 CSN_PSC K8 R4 DAICK L6 DAIDI M6 DAIDO P4 DAIRN K1 DB0 DB1 ADC_AUX2 D9 AF...

Страница 30: ...Chart of Troubleshooting 7 6 5 Microphone Part Is the assembled status of microphone O K Microphone does not work C423 2 5V Reassemble the microphone Solder the microphone again or Replace around Mic Circuit C412 C420 R415 R418 END No Yes Yes Yes Yes No Is microphone ok No Check U100 Check the reference voltage on Mic path ...

Страница 31: ...t Is the terminal of Speaker O K There is no sound from Speaker No Replace the Speaker The pin 4 of U402 is Low Check U402 The pin 4 of U402 is High Check U402 Are there any signals at the pin 5 and pin 7 of U402 END Yes Yes No The type of sound from the Speaker is Melody Yes No No No Yes Yes Yes Are there any signals at the pin 2 and pin 10 of U402 No Check U100 ...

Страница 32: ...7 SPOUT1 SPOUT2 18 15 SPVDD SPVSS 16 7 VDD 33 G G 34 35 G G 36 HPOUT L MONO 10 11 HPOUT R IOVDD 32 LED 2 23 D4 D5 22 D6 21 D7 20 EQ1 12 13 EQ2 EQ3 14 U401 30 A0 1 CLKI D0 27 26 D1 25 D2 D3 24 C408 V403 V411 C413 C430 C403 C423 R439 C402 C409 C414 R408 C418 C404 R403 R422 2 7K MIC1 R414 R435 C407 R404 VCCD L402 C417 R406 V410 C425 Q400 2 3 1 R409 V404 C410 C420 VBAT R427 C429 VCCD R405 R418 C411 R4...

Страница 33: ...ON RF INPUT 62CH AMP 50dBm NORMAL CONDITION catch the channel U801 CHECK pin 31 26MHz Vp p 860mV F900 CHECK pin 11 65dBm U801 CHECK pin 21 22 65dBm Check soldered status of C901 C902 L904 CON901 resolder or change F900 C808 L803 resolder or change C804 C805 L802 resolder or change U802 CHECK clean 3V CHECK U100 NO YES NO NO NO NO NO YES YES YES YES U802 CHECK 26MHz Vp p 950mV U802 Resolder or Chan...

Страница 34: ...TION TX POWER DAC 500 CODE APPLIED CH 62 RBW 100KHz VBW 100KHz SPAN 10MHz REF LEV 10dBm ATT 20dB F900 pin 7 about 2 3 dBm CON901 C903 check change F900 pin 4 3 V U100 check change C906 4 5dBm U900 check change C910 3 7 V NO NO YES YES YES NO NO BATTERY U801 check change Between R903 U900 1 2V YES NO R903 check change R902 5dBm YES YES U900 change U100 check YES NO U801 change or resolder NO ...

Страница 35: ...ON RF INPUT 698CH AMP 50dBm NORMAL CONDITION catch the channel U801 CHECK pin 31 26MHz Vp p 860mV F900 CHECK pin 1 65dBm U801 CHECK pin 19 20 65dBm Check soldered status of C901 C902 L904 CON901 resolder or change F900 C806 L807 resolder or change C807 C809 L806 resolder or change U802 CHECK clean 3V CHECK U100 NO YES NO NO NO NO NO YES YES YES YES YES U802 CHECK 26MHz Vp p 950mV U802 Resolder or ...

Страница 36: ... ON CONDITION CH 698CH DCS 660CH PCS TX POWER CODE 350 CODE APPLIED RBW 100KHz VBW 100KHz SPAN 10MHz REF LEV 10dBm ATT 20dB F900 pin 5 about 2 3 dBm CON901 C903 check change F900 pin 10 3 V U100 check change L902 4 5dBm U900 check change C910 3 7 V NO NO YES YES YES NO NO BATTERY U801 check change Between R903 U900 1 2V YES NO R903 check change NO R901 5dBm YES YES YES U100 check NO U801 change or...

Страница 37: ...ON RF INPUT 698CH AMP 50dBm NORMAL CONDITION catch the channel U801 CHECK pin 31 26MHz Vp p 860mV F900 CHECK pin 3 65dBm U801 CHECK pin 17 18 65dBm Check soldered status of C901 C902 L904 CON901 resolder or change F900 C818 L805 resolder or change C816 C817 L804 resolder or change U802 CHECK clean 3V CHECK U100 NO YES NO NO NO NO NO YES YES YES YES YES U802 CHECK 26MHz Vp p 950mV U802 Resolder or ...

Страница 38: ... ON CONDITION CH 698CH DCS 660CH PCS TX POWER CODE 350 CODE APPLIED RBW 100KHz VBW 100KHz SPAN 10MHz REF LEV 10dBm ATT 20dB F900 pin 5 about 2 3 dBm CON901 C903 check change F900 pin 10 3 V U100 check change L902 4 5dBm U900 check change C910 3 7 V NO NO YES YES YES NO NO BATTERY U801 check change Between R903 U900 1 2V YES NO R903 check change NO R901 5dBm YES YES YES U100 check NO U801 change or...

Страница 39: ...L SCLK 1 SDIO 3 VDD 12 VDD 13 VDD 28 VDD 29 11 VIO RFIAP 23 20 RFIDN RFIDP 19 RFIEN RFIEP 21 18 RFIPN 17 RFIPP 16 RFOH 7 BIP BQN 4 5 BQP 14 GND 33 GND 34 NC 35 NC RFIAN 24 U801 27 AFC BIN 6 2 G 5 G 1 IN 3 OUT 4 OUT R808 F801 C817 C816 C809 C808 VCCD T801 L805 VRF L806 L804 C806 L807 R809 C815 C805 C803 9 OUT U802 2 4 3 1 3 G 5 G G 10 IN 1 4 IN 6 OUT OUT 7 8 OUT F800 2 G C804 L800 C807 C812 C813 C8...

Страница 40: ...28 NC 3 NC 29 NC 51 GSM850 900IN 48 GSM850 900OUT 6 NC 1 NC 15 NC 16 NC 17 22 NC NC 47 GND 5 7 GND GND 30 GND 32 GND 34 49 GND 50 GND GND BANDSEL 40 DCS PCSIN 37 DCS PCSOUT 31 GND 4 GND 52 GND 53 GND 54 GND1GSM U900 C904 31 0 VC1 VC2 4 2 VC3 5 DCS PCS_TX G 6 8 G G 12 G 13 14 G 11 GSM850 900_RX GSM850 900_TX 7 PCS_RX F900 ANT 9 1 DCS_RX C902 C901 VBAT C906 C909 L904 R902 C910 ANT900 R901 L903 A 2 3...

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