Samsung SGH X820 Service Manual Download

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GSM TELEPHONE

SGH-X820

GSM TELEPHONE

CONTENTS

Safety Precautions

Specification

Product Function

Array course control

Exploded View and Parts List

Disassembly and Assembly
instructions

MAIN Electrical Parts List

Block Diagrams

PCB Diagrams

10. Flow Chart of Troubleshooting

11. Reference data

Summary of Contents for SGH X820

Page 1: ...y Precautions 2 Specification 3 Product Function 4 Array course control 5 Exploded View and Parts List 6 Disassembly and Assembly instructions 7 MAIN Electrical Parts List 8 Block Diagrams 9 PCB Diagrams 10 Flow Chart of Troubleshooting 11 Reference data ...

Page 2: ... Array course control Software Downloading 4 1 Downloading Binary Files 4 2 4 2 Pre requsite for Downloading 4 2 4 3 S W Downloader Program 4 3 5 Exploded View and Parts List 5 1 Cellular phone Exploded View 5 1 5 2 Cellular phone Part list 5 2 6 Disassembly and Assembly instructions 6 1 Disassembly 6 1 6 2 Assembly 6 3 6 3 LCD KIT Disassembly 6 6 6 4 LCD KIT Assembly 6 7 7 MAIN Electrical Parts L...

Page 3: ...harging Part 10 8 10 1 5 Microphone Part 10 9 10 1 6 Speaker Part 10 11 10 1 7 LCD 10 13 10 1 8 Camera 10 16 10 2 RF 10 2 1 GSM Receiver 10 18 10 2 2 DCS Receiver 10 19 10 2 3 PCS Receiver 10 20 10 2 4 GSM Transmitter 10 23 10 2 5 DCS Transmitter 10 24 10 2 6 PCS Transmitter 10 25 10 2 7 Bluetooth Part 10 27 11 Reference data ...

Page 4: ...orn away Use a thicken twisted wire when you measure level A thicken twisted wire has low resistance therefore error of measurement is few Repair after separate Test Pack and Set because for short danger for example an overcurrent and furious flames of parts etc when you repair board in condition of connecting Test Pack and tuning on Take specially care of soldering because Land of PCB is small an...

Page 5: ...ined your body before you touch semiconductor or parts with semiconductor There are ways that you touch an earthed place or wear static electricity prevention string on wrist Use earthed soldering steel when you connect or disconnect ESD Use soldering removing tool to break static electricity otherwise ESD will be damaged by static electricity Don t unpack until you set up ESD on product Because m...

Page 6: ... MHz 80 MHz Mod Bit rate Bit Period 270 833 kbps 3 692 us 270 833 kbps 3 692 us 270 833 kbps 3 692 us 270 833 kbps 3 692 us Time Slot Period Frame Period 576 9 us 4 615 ms 576 9 us 4 615 ms 576 9 us 4 615 ms 576 9 us 4 615 ms Modulation 0 3 GMSK 0 3 GMSK 0 3 GMSK 0 3 GMSK MS Power 33 dBm 13 dBm 33 dBm 5 dBm 30 dBm 0 dBm 30 dBm 0 dBm Power Class 5 pcl 15 pcl 5 pcl 19 pcl 0 pcl 15 pcl 0 pcl 15 pcl S...

Page 7: ...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 TX Power control level PCS1900 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...

Page 8: ... Function 3 1 This Document can not be used without Samsung s authorization Main Function Camera and camcorder Image editor Music player Bluetooth Photo printing Phone to TV Image editor File viewer Web browser Java Offline mode Multimedia Message Service MMS E mail ...

Page 9: ...G Proprietary Contents may change without notice 4 Array course control 4 1 This Document can not be used without Samsung s authorization Test Jig GH80 03307A Test Cable GH39 00478A RF Test Cable GH39 00182A ...

Page 10: ...cument can not be used without Samsung s authorization Software Downloading 4 1 Downloading Binary Files Three binary files for downloading X820 X820XXYY s3 Main source code binary 4 2 Pre requsite for Downloading Downloader Program OptiFlash exe X820 Mobile Phone Data Cable Binary files ...

Page 11: ...ithout Samsung s authorization 4 3 S W Downloader Program 1 Load the binary download program by executing the OptiFlash exe 2 Select the Options Settings Generic Specify hardware platform Choose hardware platform for the downloader file setting Set the everything else as the default values which are shown below ...

Page 12: ...ation 3 Select the COM port when the download cable is connected Up to twelve ports are supported Additionally you can select the maximum transfer speed OptiFlash will use to communicate with the phone However OptiFlash will use a slower speed if either the PC s or the phone s serial hardware is incapable of handling the selected speed ...

Page 13: ... s authorization 4 Select the Flash Verify Browse Set the directory path and choose the latest s w binary for example X820XXYY s3 for the downloader binary setting Make sure that not to change the reserved memory regions In case of X820 the reserved regions are 0x20000010 0x2000ffff 0x21ff0000 0x21ff1fff 0x29000000 0x30000000 ...

Page 14: ...ng Flash button push the button and END at the same time Then press Flash Downloader will upload the binary file as below for the downloading 6 When downloading is finished successfully there is a All is well message 7 After finishing downloading Certain memory resets should be done to guarantee the normal performance 8 Confirm the downloaded version name and etc 1234 Full Reset 2767 3855 ...

Page 15: ...ed View and Parts List 5 1 This Document can not be used without Samsung s authorization 5 1 Cellular phone Exploded View QFR01 QVO01 QKP01 QLC01 QMP01 QRE01 QVK01 QCA01 QME01 QMI07 QBA00 QCR05 QRF03 QBA01 QCA02 QMI03 QCR06 QSC01 QSC02 QCW01 QRF01 QCK01 QAN02 QSP02 ...

Page 16: ...CR06 SCREW MACHINE 6001 001155 QCW01 PMO COVER WINDOW CAMERA GH72 29074A QKP01 MEC KEYPAD ZKA XEF GH75 09583A QLC01 LCD SGHX820 MODULE GH07 00882A QME01 UNIT EL KEY PBA GH59 02966A QMI07 ASSY CASE MIC SUB GH98 01045A QMP01 PBA MAIN SGH X820 GH92 02621A QRF01 PMO COVER RF GH72 29064A QSC01 PMO COVER SCREW L GH72 29065A QSC02 PMO COVER SCREW R GH72 29066A QSP02 UNIT SPK MODULE GH59 02958A QVK01 UNIT...

Page 17: ...ANCE GH68 10850A BOX P UNIT MAIN EU GH69 03932A CUSHION CASE TA2 MA4 GH69 03934A RMO CHSHION INDUCTOR 2 GH73 07097A MPR TAPE LCD FPCB GH74 20633A MPR CUSHION INDUCTOR 1 GH74 21005A MPR VINYL BOHO REAR GH74 21012A MPR VINYL BOHO MAIN WINDOW GH74 21905A MPR TAPE SPK CONN GH74 22095A MPR TAPE SPK CONN GH74 22095A MPR TAPE KEYPAD CONN GH74 22098A MPR VINYL BOHO KEYPAD GH74 22928A MPR CUSHION INDUCTOR ...

Page 18: ... care and check No bending the board and front rear cover 1 4 3 2 1 Press the rear sim connector Hook side with the dismantle tool to release the locker caution 1 Handle with care No scratch 2 Handle the HOOK with care and check No bending the board and front rear cover 1 Press the Rear volume key side upper and lower with the dismantle tool to release the locker 2 Open the rear cover caution 1 Ha...

Page 19: ... caution 1 Camera FPCB is easy to break 1 Take off LCD CONNECTOR 2 Separate LCD MODULE caution 1 LCD glass and LDI are easy to break Separate LCD module slowly with care 1 Separate CAMERA KEY and VOLUME KEY from the cover caution 1 FPCB is easy to break and crack 1 remove EL SHEET F PCB CONNECTOR TAPE 2 unlock the connector LOCKER and separate key F PC caution 1 FPCB is easy to break and crack 2 C...

Page 20: ...Attach KEYPAD 3 Press the KEYPAD not to be detached caution 1 Check the KEY PAD is OK 6 2 Assembly 1 Prepare the EL KEY SHEET 2 Remove the release paper 3 Insert the MIC into the hole of FRONT lower hole caution 1 Handle the MIC F PCB with care This FPCB tears easily 1 Insert KEY FPCB into the FRONT upper hole 2 attach a EL KEY PAD to the Front cover caution 1 KEY FPCB has to be inserted before th...

Page 21: ... 1 Combine the module caution 1 Make sure the FPCB place 5 7 6 8 1 Open the INTENNA ASS Y F PCB CONNECTOR LOCKER 2 put the module on the board with checking the PCB guide and FPCB at the same time caution 1 SPK FPCB has to be inserted to the SILK line 1 Solder INTENNA pad 2 Put the blue tape on the connector 1 Separated INTENNA ASS Y and SPEAKER MOTOR MODULE ...

Page 22: ...1 PUT THE CAMEA MODULE and connector on caution 1 Check the Connector is correct 2 Check the Camera doesn t tilt 9 11 10 12 1 Insert EL SHEET F PCB to the connector on the MAIN PBA 2 Check the silk line on F PCB and lock the CONNECTOR LOCKER 3 Put the insulated tape on the CONNECTOR caution 1 Handle the MIC F PCB with care This FPCB tears easily 1 Put the Main PBA in the Front cover with caring th...

Page 23: ...tion 1 Press the lower locker with hands caution 1 Check there is no gap between Front and rear case 1 Tighten the REAR SCREWS 4 POINT 2 Put the SCREW CAPS 3 PUT the RF COVER 13 16 15 14 1 Put the Rear cover with tilting caution 1 Check all lockers correct 1 Press the right side locker with hand caution 1 Do not press too hard Rear case is easy to break ...

Page 24: ...e without notice Disassembly and Assembly instructions 6 7 This Document can not be used without Samsung s authorization 1 Separate LCD and Main window as the picture caution 1 Handle with care No scratch 1 DONE 1 2 6 3 LCD KIT Disassembly ...

Page 25: ... not be used without Samsung s authorization 6 4 LCD KIT Assembly 1 Assemble the WINDOW on the LCD as the picture with checking the lower guide caution 1 Handle with care LCD CONN itself and dust 1 Finish the placement with checking the upper guide caution 1 Handle with care LCD CONN itself and dust 1 2 3 4 1 DONE ...

Page 26: ...21 C CER CHIP SA 2203 000311 C122 C CER CHIP SA 2203 002677 C131 C CER CHIP SA 2203 000854 C135 C CER CHIP SA 2203 000995 C136 C CER CHIP SA 2203 006423 C142 C CER CHIP SA 2203 006305 C143 C CER CHIP SA 2203 005682 C145 C CER CHIP SA 2203 006423 C147 C CER CHIP SA 2203 006838 C148 C CER CHIP SA 2203 006626 C149 C CER CHIP SA 2203 006423 C150 C CER CHIP SA 2203 006423 C158 C CER CHIP SA 2203 005682...

Page 27: ... CHIP SA 2203 005682 C307 C CER CHIP SA 2203 005682 C308 C CER CHIP SA 2203 006048 C310 C CER CHIP SA 2203 006562 C311 C CER CHIP SA 2203 006562 C312 C CER CHIP SA 2203 006562 C313 C CER CHIP SA 2203 006562 C314 C CER CHIP SA 2203 006562 C315 C CER CHIP SA 2203 005736 C316 C CER CHIP SA 2203 005732 C318 C CER CHIP SA 2203 002982 C319 C CER CHIP SNA 2203 006260 C320 C CER CHIP SA 2203 006562 C321 C...

Page 28: ...R CHIP SA 2203 005682 C360 C CER CHIP SA 2203 005682 C361 C CER CHIP SA 2203 005682 C362 C CER CHIP SA 2203 005682 C363 C CER CHIP SA 2203 005682 C364 C CER CHIP SA 2203 005682 C365 C CER CHIP SA 2203 005682 C366 C CER CHIP SA 2203 005682 C367 C CER CHIP SA 2203 005682 C368 C CER CHIP SA 2203 005682 C369 C CER CHIP SA 2203 005682 C370 C CER CHIP SA 2203 005682 C371 C CER CHIP SA 2203 005682 C372 C...

Page 29: ... CHIP SA 2203 006648 C409 C CER CHIP SA 2203 006423 C412 C CER CHIP SA 2203 006626 C420 C CER CHIP SA 2203 006626 C421 C CER CHIP SA 2203 006305 C425 C CER CHIP SA 2203 006305 C426 C CER CHIP SA 2203 005682 C427 C CER CHIP SA 2203 006423 C428 C CER CHIP SA 2203 000189 C430 C CER CHIP SA 2203 006260 C434 C CER CHIP SA 2203 000812 C436 C CER CHIP SA 2203 006260 C439 C CER CHIP SA 2203 000254 C442 C ...

Page 30: ...03 005736 C488 C CER CHIP SA 2203 006257 C489 C CER CHIP SA 2203 006399 C490 C CER CHIP SA 2203 006399 C491 C CER CHIP SA 2203 006423 C492 C CER CHIP SA 2203 000438 C493 C CER CHIP SA 2203 006423 C494 C CER CHIP SA 2203 000359 C495 C CER CHIP SA 2203 000254 C496 C CER CHIP SA 2203 006423 C498 C CER CHIP SA 2203 002709 C499 C CER CHIP SNA 3711 005643 CN301 HEADER BOARD TO BOARD SA 3708 002222 CN303...

Page 31: ...D SA 3301 001158 L403 BEAD SMD SA 2703 001868 L404 INDUCTOR SMD SA 2703 001868 L405 INDUCTOR SMD SA 2703 002200 L406 INDUCTOR SMD SA 2703 002200 L407 INDUCTOR SMD SA 3301 001342 L408 BEAD SMD SA 2801 004552 OSC101 CRYSTAL SMD SA 2801 004339 OSC200 CRYSTAL SMD SA 2801 004340 OSC400 CRYSTAL SMD SA 1201 002368 PAM101 IC POWER AMP SA 2007 001290 R101 R CHIP SA 2007 000139 R102 R CHIP SA 2007 000139 R1...

Page 32: ...HIP SA 2007 008478 R302 R CHIP SA 2007 008483 R303 R CHIP SA 2007 008420 R304 R CHIP SA 2007 008420 R305 R CHIP SA 2007 009166 R306 R CHIP SA 2007 008052 R307 R CHIP SA 2007 009167 R308 R CHIP SA 2007 009160 R310 R CHIP SA 2007 008137 R311 R CHIP SA 2007 007741 R312 R CHIP SA 2007 008055 R314 R CHIP SA 2007 008483 R315 R CHIP SA 2007 008483 R319 R CHIP SA 2007 007590 R322 R CHIP SA 2007 008483 R32...

Page 33: ...HIP SA 2007 008483 R441 R CHIP SA 2007 001119 R442 R CHIP SA 2007 009111 R443 R CHIP SA 2007 007528 R444 R CHIP SA 2007 007528 R445 R CHIP SA 2007 007741 R446 R CHIP SA 2007 007590 R447 R CHIP SA 2007 007741 R448 R CHIP SA 2007 009111 R449 R CHIP SA 2007 007590 R450 R CHIP SA 2007 008055 R457 R CHIP SA 2007 008483 R462 R CHIP SA 2007 008483 R463 R CHIP SA 2007 008052 R464 R CHIP SA 2007 008057 R46...

Page 34: ... 001406 TA457 C TA CHIP SA 1404 001165 TH300 THERMISTOR NTC SA 1205 002944 U100 IC TRANSCEIVER SA 4709 001451 U101 BLUETOOTH MODULE SA 2911 000034 U102 DUPLEXER FEM SA 0801 002958 U104 IC CMOS LOGIC SA 1203 003432 U105 IC POSI FIXED REG SA 1203 004172 U201 IC DC DC CONVERTER SA 1203 004119 U300 IC POWER SUPERVISOR SA 1205 002272 U301 IC TRANSCEIVER SA 1003 001716 U302 IC EL DRIVER SA 1203 003663 U...

Page 35: ...77 V310 VARISTOR SA 1405 001177 V311 VARISTOR SA 1405 001082 V312 VARISTOR SA 1405 001177 V401 VARISTOR SA 0403 001511 ZD301 DIODE ZENER SA 1405 001177 ZD302 VARISTOR SA 1405 001177 ZD303 VARISTOR SA 1405 001177 ZD304 VARISTOR SA 0406 001254 ZD305 DIODE TVS SA 0406 001254 ZD306 DIODE TVS SA 0406 001254 ZD307 DIODE TVS SA 0406 001254 ZD308 DIODE TVS SA 0406 001223 ZD309 DIODE TVS SA 0406 001223 ZD3...

Page 36: ...F Block Enable CLK LCD system Camera 13 _ M C GSM DCS PCS GSM Tx DPCS Tx SER_CTRL TXI_I O TXQ_I O RX_EN 13M_RF SX_EN TX_EN TX_PWR TX_BAND_SEL 1V5core 1V8DIG VPAC VR F _ 2 8 VR TC _1 5 VR TC _1 5 VR F _ 2 8 VPAC VBAT DEBUG SDS DLC_DET USB JIG ON VBAT VCAM_EN KB_COL 0 4 KB_ROW 0 5 CODEC IF Ctr LCD_D 0 15 VBT_1 8 MAX1508 Charging IC Trident HPE MCI Power DSP mem IF Serial ctrl System Clk Core Memory ...

Page 37: ...ent HPE Memory HERA NEO MAIN SPEAKER MIC AMP CODEC PCM_IN PCM_CLK PCM_SYNC SDA SCL SPK SPK SPK_OUT_P SPK_ OUT _N EAR PHONE EAR_L EAR _R TI_MSCK TI_LRCK TI_BCK TI_SDIN TI_SDOUT SDA SCL CSP2750 AOUTAP AOUTAN AOUTBP AOUTBN CSP_MICP CSP_MICN MIC MIC BLUETOOTH PCM_IN PCM_CLK PCM_SYNC PCM_OUT BLUETOOTH HEADSET MIDI MP3 MPEG BLUETOOTH NORMAL PHONE ...

Page 38: ...A T 6 1 4 A T TA448 9 4 4 A T TA457 TCX101 0 0 3 H T TP303 TP304 TP307 TP308 TP309 0 0 1 U 2 0 1 U U104 U202 0 0 3 U 1 0 3 U 4 0 3 U U305 7 0 3 U U309 1 1 3 U U312 U401 2 0 4 U U403 4 0 4 U 5 0 4 U 6 0 4 U 8 0 4 U V302 V303 V304 V305 6 0 3 V 7 0 3 V 8 0 3 V 9 0 3 V 0 1 3 V 1 1 3 V 2 1 3 V V401 7 1 4 V V418 2 0 3 D Z 3 0 3 D Z ZD304 2 0 4 D Z ZD406 7 0 4 D Z ZD408 ZD409 ZD410 ...

Page 39: ...PCB Diagrams 9 2 TA456 TP200 TP201 TP202 TP203 TP204 TP205 TP206 1 0 1 U U105 U201 2 0 3 U U303 U308 U407 1 0 3 D Z ...

Page 40: ...again No Yes Charge the Battery Check the VBAT more than 3 3V No Yes Check the VLDO7_1 8V of U300 is more than 1 8V Check U300 and C312 No Yes Check U305 Check U305 pin 6 8 1 5V pin 2 1 8V pin 9 1 6V No Yes Check VRF of U300 2 8V Check U300 and C313 No Yes Check C168 Freq 13MHz Vp p 0 8V Check the clock C168 No Yes Check the initial operation Yes END ...

Page 41: ...Flow Chart of Troubleshooting 10 2 ...

Page 42: ...3 VBAT J13 VDD12 C11 VDD34 L8 SCLK_PSC SDI_PSC M7 N7 SDO_PSC K14 SIM_CLK J11 SIM_IO K11 SIM_RST RING_DRV F13 H10 RTC_ALMN LED2_DRV 0 1 L Q R T N I G13 LED1_DRV G12 F12 CH_ISEN D14 CH_RES CREF E9 CSN_PSC K8 CH_BDRV E11 E10 ADC_AUX1 D15 ADC_AUX2 C312 VCCD_1 8V_PSC VLDO1_1 5V VBAT C326 R308 R307 C325 VBAT VCCA_2 9V R300 VCCD_2 9V R306 VIB_DRV ICHRG GSM_TX_EN DCS_TX_EN SIM_RST SIM_IO VSIM SIM_CLK UP_S...

Page 43: ...al Initial Failure Yes Check VCCD VCCD_1 8V of U300 High when the phone is boot on No Check U300 Yes Check the HP_CORE_1 6V of U305 is High No Check U305 Yes No Check CN305 and LCD part LCD display is O K Yes Check audio part Sound is O K No Yes END ...

Page 44: ...4 25 25 26 26 27 27 13 13 14 14 15 15 16 16 17 17 18 18 19 19 2 2 CN305 1 1 10 10 11 11 12 12 1 7 3 C 2 7 3 C 6 6 3 C 7 6 3 C 8 6 3 C 9 6 3 C 4 6 3 C 5 6 3 C C337 V312 6 7 3 C 3 7 3 C 4 7 3 C 5 7 3 C 8 7 3 C RST LCD_D 5 LCD_D 11 LCD_D 15 LCD_D 9 LCD_D 13 LCD_D 4 LCD_D 14 LCD_D 8 LCD_D 10 LCD_D 0 LCD_D 2 LCD_D 6 LCD_D 12 L_ADS LCD_WEN MLCD_CS LED _12V LCD_D 3 LCD_D 7 LCD_D 1 ...

Page 45: ...k the circuit related to U300 YES Check the SIM connector s SIM301 connector s to SIM card resolder or change SIM301 NO YES Check the circuit around SIM301 input circuitry NO Check the related circuit of SIM301 YES NO Check the related circuit of U300 Check the circuit around U300 output and voltage supply circuitry YES END ...

Page 46: ...Flow Chart of Troubleshooting 10 7 C306 C304 G 14 15 G G 16 3 3 4 4 5 5 6 6 7 7 8 8 9 9 13 G SIM301 1 1 10 10 11 11 12 12 2 2 C305 C308 C307 SIM_RST VSIM SIM_CLK SIM_IO ...

Page 47: ...Yes END C409 VCCD_1 8V C405 ZD406 ZD407 1 2 3 4 5 6 7 8 R437 TA448 VBAT 0 1 4 D Z R457 USB_5V 9 0 4 D Z R430 7 7 8 8 9 9 NC 21 22 NC 23 NC NC 24 19 19 2 2 20 20 3 3 4 4 5 5 6 6 11 11 12 12 13 13 14 14 15 15 16 16 17 17 18 18 IFC402 1 1 10 10 VEXT C430 7 8 ZD408 1 2 3 4 5 6 R420 C470 EAR_SWITCH JIG_ON_IF SDS_RXD EAR_CHECK TV_OR_SDS JACK_IN USB_D USB_D EAR_MICP EAR_L EAR_MICN EAR_R ...

Page 48: ...crophone Part Microphone does not work Check the assembled status of microphone Reassemblage microphone NO YES resolder or change R442 TA456 C455 R445 Check the reference voltage on mic path R442 2 4V NO Is microphone ok YES Check U300 NO YES END ...

Page 49: ...PK MSPK YMU_EAR_L CSP_MICP CSP_MICN SPK_P SPK_N AOUTBP AOUTBN MIC R448 R450 R447 R446 C464 C462 C465 C461 CSP_MICN CSP_MICP MICOUTN MICINN MICINP MICOUTP R309 C335 4 1 R N G E R V 3 1 M P G E R V 3 1 R M C V X V 4 1 M N N I C I M 4 1 N P N I C I M 5 1 P N T U O C I M P T U O C I M 5 1 N 4 R K C I A D 6 L I D I A D 4 P N R I A D 2 1 N N A T U O A 1 1 P P A T U O A 2 1 P N B T U O A 2 1 R P B T U O ...

Page 50: ...minal of Speaker OK NO check the specker connector CN401 YES Check the pin4 5 o f CN4 01 HIGH Change or resolder CN401 NO YES Check the circuit around U406 Change or resolder around U406 NO YES Check the voltage of R449 R443 is high Check U200 NO YES YES END Change speaker NO Is speaker OK ...

Page 51: ...CN401 1 1 2 2 3 3 4 4 5 L407 L404 L405 VBAT L406 VIB_DRV SPK_N_CON SPK_P_CON VCC 2 M O C 6 GND 4 1 N I 8 2 N I 1 C N 5 NC 7 2 NO1 10 2 O N 1 U406 3 1 M O C 9 R449 R468 C454 VBAT C459 C463 R443 C489 SPK_P_CON SPK_N_CON SPK_P_OUT SPK_N_OUT AMP_EN AOUTAP AOUTAN ...

Page 52: ...t Display First Check the connection of CN305 and LCD Have a some problem of connector CN305 YES Replace a connector CN305 NO NO Check of U201 pin 7 NO Check U401 Backlight does work YES try with the new LCD module and change check the data line from CN305 YES ...

Page 53: ... M D B S U 2 H B S U D D V 4 H VDDLCD H5 L_CS_N J1 V T S S V A 0 1 J V T D D V A 1 1 J T U O _ T 3 1 G 2 _ D S _ M 4 1 G C N 2 G VDDC G4 VSS G5 P D B S U 1 H 0 _ D S _ M 0 1 H 1 _ D S _ M 1 1 H O R V _ T 3 1 F 4 _ D S _ M 4 1 F C_PWDN F2 C_D_7 F4 VDDI F5 C N 1 G 5 _ D S _ M 0 1 G 7 _ D S _ M 1 1 G 3 _ D S _ M E5 5 _ D _ D S 6 E R T N I _ M 7 E 3 1 _ D S _ M 8 E 1 _ A S _ M 9 E VSS F1 8 _ D S _ M 0...

Page 54: ...Flow Chart of Troubleshooting 10 15 R207 R210 L201 2 GND GND 3 4 GND LED 7 SW 1 VIN 5 U201 8 CAP 6 CTRL VBAT C215 C216 C214 R206 LCD_BACKLIGHT_EN LED _12V ...

Page 55: ...work Check camera FPCB and CN301 YES Check the voltage pin 9 10 of U311 Pin 9 2 8V Pin 10 1 5V YES END YES Check pin23 of CN301 frequency 27MHz NO NO Check of CN301 Change U311 Change camera module and check of CN301 NO Check the connection of SLC103 and CAMERA Module ...

Page 56: ...17 18 18 19 19 CN301 1 1 10 10 11 11 C332 VCAM_1 5V ZD304 C397 1 6 3 C 9 5 3 C 2 6 3 C MCLK PCLK CAM_SCL CAM_RESET CAM_D 0 CAM_D 4 CAM_D 1 CAM_D 2 CAM_D 6 CAM_D 3 CAM_D 7 CAM_D 5 HREF CAM_SDA VSYNC R330 R329 VBAT R331 C398 C342 C341 C339 C390 16 POR 8 5 SET SW 4 1 VIN VOUT1 10 9 VOUT2 7 DRV EN 2 GND 6 11 D N G D N G 1213 D N G D N G 14 15 D N G D N G VCAM_2 8V VCAM_1 5V U311 3 BYP VCAM_2 8V_A C391...

Page 57: ... YES U102 CHECK pin6 65dBm CON101 resolder or change 2 NO YES U102 CHECK pin12 13 U102 resolder or change NO 3 U100 CHECK pin6 7 65dBm YES L108 L109 C131 resolder or change NO 4 YES check battery contact NO the power source of U100 5 6 YES check TCX101 and change U100 CHECK Pin19 21 13MHz NO YES END GSM Receiver is ok GSM RX path component resolder or change NO ...

Page 58: ...K pin6 65dBm CON101 resolder or change 2 NO YES U102 CHECK pin10 11 U102 resolder or change NO 3 YES C132 L110 L111 resolder or change U100 CHECK pin8 9 65dBm NO 4 YES check the battery contact and voltage NO check the Power source of U100 5 6 YES check TCX101 resolder or change U100 CHECK pin19 21 13MHz NO YES END DCS Receiver is ok DCS RX path component resolder or change NO ...

Page 59: ...ES U102 CHECK pin6 65dBm CON101 resolder or change 2 NO YES U102 CHECK pin8 9 65dBm U102 resolder or change NO 3 YES U100 CHECK pin10 11 65dBm NO C134 L112 L113 resolder or change 4 YES Check the Battery contact check the power source of U100 5 NO 6 YES Check TCX101 U100 CHECK pin19 21 13MHz NO YES END PCS Receiver is ok PCS RX path component resolder or change NO ...

Page 60: ...Flow Chart of Troubleshooting 10 21 ...

Page 61: ...23 DATAIN 24 LATCHENABLE 25 CLK 11 1900LNA_P 21 ANEXR 31 4CCV 41 NIFRXT 51 CPAV 61 PPMOC 71 NPMOC 81 JDAFPL U100 1 VCC1 10 1900LNA_N VBAT R136 VRF_2 9V L113 R109 C103 C167 C134 C102 L112 C118 L108 IN OUT 2 CON101 3 G1 4 G2 L101 C105 C132 R105 L115 L116 8 PCSRX_1 PCSRX_2 9 4 VC1 VC2 2 11 DCSRX_2 1 D PCSTX EGSMRX_1 12 13 EGSMRX_2 EGSM_TX 3 7 G 14 G NC 5 U102 ANT 6 DCSRX_1 10 L109 C106 VBAT C122 ANT ...

Page 62: ...ATTERY BATTERY C ONNECTOR check change 4 YES PAM101 pin3 LOW NO 5 U300 check change YES 6 U300 check cha nge PAM101 p in 1 HIGH NO YES PAM101 pin 6 1 2V NO YES NO PAM101 pin 12 5dBm YES PAM101 c ha n g e resolder 7 U100 pin39 7 11dBm U100 pin21 13MHz Vp p 950mV U100 change or resolder U100 pin35 36 37 38 1 7V U100 check change C136 cha nge or resolder TCX101 pin 3 13MHz Vp p 950mV T CX101 change o...

Page 63: ...a nge PAM101 p in 1 HIGH NO YES PAM101 pin 6 1 2V NO YES NO PAM101 pin 14 5dBm YES PAM101 c ha n g e resolder 7 U100 pin40 7 11dBm U100 pin21 13MHz Vp p 950mV U100 change or resolder U100 pin35 36 37 3 8 1 7V U100 check change C135 cha nge or resolder TCX101 pin 3 13MHz Vp p 950mV TC X101 change or reso lder U100 change or resolder NO NO NO YES YES YES NO YES NO 8 U300 change 9 10 11 12 U102 p in ...

Page 64: ...ha nge PAM101 p in1 HIGH NO YES PAM101 pin 6 1 2V NO YES NO PAM101 pin 14 5dBm YES PAM101 c ha n g e resolder 7 U100 pin40 7 11dBm U100 pin21 13MHz Vp p 950mV U100 change or resolder U100 pin35 36 37 38 1 7V U100 check change C135 cha nge or resolder TCX101 pin 3 13MHz Vp p 950mV T CX101 change or reso lder U100 change or resolder NO NO NO YES YES YES NO YES NO 8 U300 change 9 10 11 12 U102 p in 6...

Page 65: ...Flow Chart of Troubleshooting 10 26 ...

Page 66: ...e U101 YES NO Resolder or change AN102 Check the assembled status of AN102 YES Check 32KHz Clock on U101 Check the voltage of C150 is around 1 8V Check BT function ON END BT connection disable YES YES YES NO Check U101 or Initial part NO Check U105 and change NO Enable BT function ...

Page 67: ...Flow Chart of Troubleshooting 10 28 ...

Page 68: ...VDD_REG 16 15 PIO_1 24 PIO_2 1 PIO_3 19 PIO_4 PIO_5 20 21 PIO_6 PIO_7 22 RESETB 2 D N G 1 1 3 1 D N G 3 2 D N G PCM_CLK 6 PCM_IN 5 3 PCM_OUT PCM_SYNC 4 PIO_0 14 U101 T N A 2 1 VBT_1 8V VOUT 4 GND 2 GND 6 NC 5 1 STBY VIN 3 U105 C149 VBAT C147 ANT102 1 3 2 R124 C150 BT_RXD BT_TXD PCM_SYNC PCM_OUT PCM_IN PCM_CLK VBT_EN ...

Page 69: ...PSK Binary Phase Shift Keying CA Conditional Access CDM Code Division Multiplexing C I Carrier to Interference DMB Digital Multimedia Broadcasting EN European Standard ES Elementary Stream ETSI European Telecommunications Standards Institute MPEG Moving Picture Experts Group PN Pseudo random Noise PS Pilot Symbol QPSK Quadrature Phase Shift Keying RS Reed Solomon SI Service Information TDM Time Di...

Page 70: ...tronics Co Ltd Code No GH68 10799A 2006 06 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 ...

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