Samsung SGH-M310 Service Manual Download Page 41

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SAMSUNG Proprietary-Contents may change without notice

Flow Chart of Troubleshooting

10-3

This Document can not be used without Samsung's authorization

10-1-2. Initial

Initial Failure

The pin #A6 of UCD300 =

1.8V and

the pin #D6 of UCD300 =

2.9V ?

Check the

UCD300

(if it has some problem, it is to be replaced.)

Yes

Is the pin #P5 of UCD300

"Low

→

High" ?

Yes

Check the

UCD300

(if it has some problem, it is to be replaced.)

There is 32.768kHz wave

forms at the C325 and C326

Yes

Check the

UCD300

The voltage is "High" at the

C311,C312,C317,C318

Check the

UCD300

LCD display is O.K

Yes

Check the LCD part

Sound is O.K

Yes

Check the Audio part

END

Yes

Summary of Contents for SGH-M310

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

Page 2: ...rtal com China china samsungportal com Asia asia samsungportal com Mideast Africa mea samsungportal com GSPN Global Service Partner Network Samsung Electronics Co Ltd 2008 05 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 ...

Page 3: ...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 4: ...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 5: ...128 251 0 124 975 1023 512 885 512 810 Tx Rx spacing 45 MHz 45 MHz 95 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 5 dBm 33 dBm 5 dBm 30 dBm 0 dBm 30 dBm 0 d...

Page 6: ...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 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 ...

Page 7: ... Proprietary Contents may change without notice 3 Product Function 3 1 This Document can not be used without Samsung s authorization Main Function SDN Service Dialling Numbers Music player SOS message FM radio ...

Page 8: ... notice 4 Array course control 4 1 This Document can not be used without Samsung s authorization RF Test Cable GH39 00985A Test Cable GH39 00895A GH39 00892A Test Jig GH80 03312A Serial Cable Power Supply Cable DATA CABLE GH39 00859B TA GH44 01702A ...

Page 9: ...ment can not be used without Samsung s authorization Software Downloading 4 1 Downloading Binary Files ㆍThree binary files for downloading M310 M310XXYY s3 Main source code binary 4 2 Pre requsite for Downloading ㆍDownloader Program OptiFlash exe ㆍM310 Mobile Phone ㆍData Cable ㆍBinary files ...

Page 10: ...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 11: ...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 12: ... used without Samsung s authorization 4 Select the Flash Verify Browse Set the directory path and choose the lastet s w binary for example M3100XXYY s3 for the downloader binary setting Make sure that not to change the reserved memory regions In case of M310 the reserved regions are 0x21a00000 0x23f7ffff ...

Page 13: ...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 14: ...ed View and Parts List 5 1 This Document can not be used without Samsung s authorization QFU01 QLB01 QMP01 QVO01 QCA01 QME16 QLC01 QFL01 QCR06 QSC05 QMW02 QFR01 QKP01 QCR12 QME01 QSH01 QAN02 QRE01 QCR87 QBA01 QBA00 QSP01 QMO01 QIF01 5 1 Cellular phone Exploded View ...

Page 15: ...R GH98 07903A QFR01 ASSY CASE FRONT GH98 07901A QFU01 ASSY CASE UPPER_VODA GH98 08065A QIF01 PMO COVER IF GH72 46951A QKP01 ASSY KEYPAD XEF AAA GH98 07900A QLB01 IPR BRACKET LCD GH70 03363A QLC01 LCD MODULE SGHM310 GH07 01264A QME01 DOME SHEET SGHM310 GH59 05523A QME16 UNIT SGHM310 CON TO CON GH59 05524A QMI01 MICROPHONE ASSY SGHM310 GH30 00471A QMO01 MOTOR DC SGHS342I GH31 00119A QMP01 PBA MAIN S...

Page 16: ...61 LED603 LED 0601 002361 LED604 LED 0601 002361 LED605 LED 1009 001035 U201 IC HALL EFFECT S W 1108 000166 UME200 IC MCP 1201 002356 U400 IC AUDIO AMP 1201 002706 PAM100 IC POWER AMP 1203 004340 U501 IC MULTI REG 1203 004819 U502 IC POSI FIXED REG 1203 005005 U301 IC BATTERY 1203 005205 UCD300 IC POWER SUPERVISOR 1204 002746 U401 IC TUNER 1205 002272 U200 IC TRANSCEIVER 1205 003098 RFT100 IC TRAN...

Page 17: ...5 001133 V3 VARISTOR 1405 001133 VR505 VARISTOR 1405 001133 VR507 VARISTOR 2007 000138 R515 R CHIP 2007 000140 R507 R CHIP 2007 000140 R508 R CHIP 2007 000140 R509 R CHIP 2007 000140 R511 R CHIP 2007 000140 R522 R CHIP 2007 000141 R600 R CHIP 2007 000141 R602 R CHIP 2007 000143 R206 R CHIP 2007 000143 R214 R CHIP 2007 000143 R510 R CHIP 2007 000144 R309 R CHIP 2007 000147 R209 R CHIP 2007 000147 R...

Page 18: ...R CHIP 2007 000171 R216 R CHIP 2007 000171 R227 R CHIP 2007 000171 R228 R CHIP 2007 000171 R229 R CHIP 2007 000171 R230 R CHIP 2007 000171 R324 R CHIP 2007 000171 R326 R CHIP 2007 000171 R327 R CHIP 2007 000171 R328 R CHIP 2007 000171 R329 R CHIP 2007 000171 R427 R CHIP 2007 000171 R516 R CHIP 2007 000171 R603 R CHIP 2007 000171 R604 R CHIP 2007 000171 R614 R CHIP 2007 000174 R105 R CHIP 2007 0002...

Page 19: ...007308 R301 R CHIP 2007 007314 R302 R CHIP 2007 007317 R409 R CHIP 2007 007317 R414 R CHIP 2007 007317 R416 R CHIP 2007 007317 R419 R CHIP 2007 008275 R316 R CHIP 2203 000233 C109 C CER CHIP 2203 000233 C140 C CER CHIP 2203 000233 C218 C CER CHIP 2203 000233 C220 C CER CHIP 2203 000233 C222 C CER CHIP 2203 000254 C124 C CER CHIP 2203 000254 C129 C CER CHIP 2203 000254 C141 C CER CHIP 2203 000254 C...

Page 20: ...R CHIP 2203 000425 C106 C CER CHIP 2203 000425 C107 C CER CHIP 2203 000438 C308 C CER CHIP 2203 000438 C334 C CER CHIP 2203 000627 C122 C CER CHIP 2203 000627 C400 C CER CHIP 2203 000812 C110 C CER CHIP 2203 000812 C111 C CER CHIP 2203 000812 C113 C CER CHIP 2203 000812 C114 C CER CHIP 2203 000812 C127 C CER CHIP 2203 000812 C600 C CER CHIP 2203 000812 C602 C CER CHIP 2203 000812 C604 C CER CHIP 2...

Page 21: ...R CHIP 2203 002709 C215 C CER CHIP 2203 002709 C223 C CER CHIP 2203 002709 C224 C CER CHIP 2203 002709 C301 C CER CHIP 2203 002709 C302 C CER CHIP 2203 002709 C303 C CER CHIP 2203 002709 C304 C CER CHIP 2203 002709 C306 C CER CHIP 2203 002709 C307 C CER CHIP 2203 002709 C314 C CER CHIP 2203 002709 C315 C CER CHIP 2203 002709 C316 C CER CHIP 2203 002709 C321 C CER CHIP 2203 002709 C337 C CER CHIP 2...

Page 22: ...R CHIP 2203 006048 C405 C CER CHIP 2203 006048 C406 C CER CHIP 2203 006048 C407 C CER CHIP 2203 006048 C515 C CER CHIP 2203 006048 C518 C CER CHIP 2203 006048 C627 C CER CHIP 2203 006137 C412 C CER CHIP 2203 006137 C413 C CER CHIP 2203 006137 C512 C CER CHIP 2203 006257 C329 C CER CHIP 2203 006257 C631 C CER CHIP 2203 006260 C136 C CER CHIP 2203 006324 C331 C CER CHIP 2203 006348 C335 C CER CHIP 2...

Page 23: ...P 2203 006838 C320 C CER CHIP 2203 006838 C418 C CER CHIP 2203 006838 C503 C CER CHIP 2203 006838 C505 C CER CHIP 2203 006838 C506 C CER CHIP 2203 006838 C618 C CER CHIP 2203 006838 C623 C CER CHIP 2203 006838 C624 C CER CHIP 2203 006838 C625 C CER CHIP 2203 006838 C628 C CER CHIP 2203 006841 C333 C CER CHIP 2203 006841 C336 C CER CHIP 2203 006841 C401 C CER CHIP 2203 006841 C404 C CER CHIP 2203 0...

Page 24: ...9 L601 BEAD SMD 3301 001812 R400 BEAD SMD 3301 001812 R401 BEAD SMD 3301 001885 L501 BEAD SMD 3301 001885 L502 BEAD SMD 3301 001885 L503 BEAD SMD 3301 001885 L505 BEAD SMD 3301 001885 L506 BEAD SMD 3301 001912 R406 BEAD SMD 3404 001152 VOL_DOWN SWITCH TACT 3404 001152 VOL_UP SWITCH TACT 3705 001503 RFS100 CONNECTOR COAXIAL 3709 001384 SIM600 CONNECTOR CARD EDGE 3710 002499 IFC500 SOCKET INTERFACE ...

Page 25: ...M CARD BATTERY 1 Be careful not to make scratch 1 Be careful Locker damage when you Disjoint a REAR 1 Be careful Locker damage when you Disjoint a REAR 7 1 Disassembly 1 2 3 4 1 Release SCREW 4 POINT at REAR 1 Raises jig for dissolution on REAR CASE earjack right side and disjoints REAR HOOK 1 Raises jig for dissolution on REAR CASE earjack right side and disjoints REAR HOOK ...

Page 26: ...nge by tweezers 1 After catch the REAR and press the PBA SHIELD CAN lift REAR 1 After open the folder and catch the FRONT press KEYPAD part and softly lift PBA 2 Disjoint PBA and KEYPAD 1 Lift below the SCREW BOSS HOLE part 1 Be careful REAR damage when you Disjoint a REAR 1 When disjoint CONNECTOR be careful approximately parts damage 1 Be careful FRONT LOCKER damage 1 Be careful FRONT plastic FR...

Page 27: ...after disjoint HINGE part 10 1 Remove SCREW CAP using tweezers 2POINT 2 Release SCREW 11 12 1 Push to back HINGE part of folder disjoints top portion of HOOK 1 Release UPPER and LOWER s LOCKER portion using plastic dissolution jig 1 Be carefel LCD CON TO CON damage 1 Be careful not to make scratch and LOCKER damage 1 Be careful LOWER plastic damage 1 Be careful not to make scratch and LOCKER damag...

Page 28: ...nge by tweezers 1 After catch the REAR and press the PBA SHIELD CAN lift REAR 1 After open the folder and catch the FRONT press KEYPAD part and softly lift PBA 2 Disjoint PBA and KEYPAD 1 Lift below the SCREW BOSS HOLE part 1 Be careful REAR damage when you Disjoint a REAR 1 When disjoint CONNECTOR be careful approximately parts damage 1 Be careful FRONT LOCKER damage 1 Be careful FRONT plastic FR...

Page 29: ...1 Separate CAMERA in LOWER by tweezers 16 1 Seperate LCD ASS Y in Lower 1 Separate SPEAKER and MOTOR in LOWER after insertion in the decomposition groove using tweezers 1 Be careful not to make scratch and LOCKER damage 1 Be careful not to inflow stem in SUB LCD and LCD damage 1 Be careful CAMERA damage at CAMERA separation by tweezers 1 Be carefule LCD CON TO CON damage 2 Beware not to remain ste...

Page 30: ...Contents may change without notice Exploded View and Parts List 7 6 This Document can not be used without Samsung s authorization 17 1 Disassembly completion 1 Be careful not to remain stem or fingerprint in LCD and WINDOW ...

Page 31: ...are to crack 1 Be careful not to remain stem or fingerprint in LCD 1 Be careful not to inflow stem in SUB LCD 2 Assembly to base line again if was not assembled to base line 7 2 Assembly 1 2 1 Catches LCD Ass y left right side and puts in Lower 1 Insert LCD CON TO CON in the Lower hall 1 LCD Ass y 3 4 1 Drop to lower LCD bracket assembly to Lower 2 Confirm again whether assembled according to base...

Page 32: ...ssembly UPPER s right side HOOK 2 Assembly a HOOK which located lower first 1 Assembly UPPER s top portion HOOK and LOWER 2 Screw up two screws at FOLDER LOWER and put in screw caps 1 In state put UPPER in the LCD CON TO CON insertion groove assembly HOOK of diagonal line direction 1 When put the motor Speaker beware that you not to cut wire 1 Be careful HOOK damage 1 Be careful HOOK damage 1 1 Be...

Page 33: ...the FRONT hall 2 Push the Hinge portion and insert in FRONT hall 1 Set KEYPAD on the FRONT 1 Earjack cover projection is assembled on PBA with right side picture 2 Set a PBA 1 Be careful not to crack LCD CON TO CON 2 Be careful Hinge and Front damage 1 KEYPAD takes care so that do not insert to FRONT rib 1 Check the earjack cover 1 Press until Connector is sonant Click 2 When joint LCD CONNECTOR b...

Page 34: ...on 1 Set volume key 1 Assembly right side portion after assembly REAR s top portion first 13 1 Assembly lower side after assembly REAR s left side first 14 15 16 1 Drivers 4 screws on the REAR 1 Be careful not to fall volume key before assembling REAR 1 Be careful REAR damage 1 Be careful REAR damage 1 Be careful not to make scratch and REAR damage ...

Page 35: ..._D 0 7 LCD_RS CS LCD_WEN LCD_RD_EN SUB_LCD_CS CAM_D 0 7 PCLK MCLK CAM_SDA BL_EN VMOT SPK_N P VMOT BL_EN BAND_SEL1 2 VMOD_EN TX_EN SAW N I _ S C P N I _ 0 5 8 M S G N P _ N I _ A N L _ S C P N P _ N I _ A N L _ M S G N I _ M A P _ S C P D N I _ M A P _ M S G C P A V SBDT SBLE SBCK 26MHZ_DBB RTX_I_P N RTX_Q_P N AFC N I F E R B N I F E R VSIM SIM_CLK SIM_RST SIM_IO EAR_OUT_R L EAR_COMN I2C_CLK_LM I2C...

Page 36: ... FILTER PAM SWITCH ANT VAPC GSM_PAM_IN DPCS_PAM_IN GSM_LNA_IN_P GSM_LNA_IN_N DCS_LNA_IN_P DCS_LNA_IN_N PCS_LNA_IN_P PCS_LNA_IN_N AFC 26MHZ_DBB SBCK SBDT RTX_I_N RTX_I_P RTX_Q_N RTX_Q_P SBLE 26M_BT CLK_REQ_CLK CLK_REQ_BT BT_RXD BT_TXD PCM_CLK PCM_SYNC PCM_TXD PCM_RXD GSM850_IN EGSM_IN DCS_IN PCS_IN VMOD_EN TX_EN BAND_SEL1 BAND_SEL2 ANT GSM850_LNA_IN_P GSM850_LNA_IN_N ...

Page 37: ...7 3 6 C 8 3 6 C 9 3 6 C 0 0 1 F F102 G101 G102 G103 G104 G105 G106 HEA600 0 0 5 C F I JTAG201 0 0 1 L 1 0 1 L L102 L104 5 0 1 L L108 L109 0 1 1 L L111 0 0 3 L L400 L401 0 0 5 L 1 0 5 L L502 3 0 5 L 4 0 5 L L600 1 0 6 L MIC400 OSC100 NC OSC101 OSC300 0 0 1 M A P 0 0 3 Q Q301 0 0 1 R 2 0 1 R R105 R110 1 1 1 R 2 1 1 R R113 R114 5 1 1 R R116 7 1 1 R 0 2 1 R 2 2 1 R R123 R200 1 0 2 R 2 0 2 R 3 0 2 R R2...

Page 38: ...EAR DOWN I L200 L505 L506 0 0 6 D E L LED601 2 0 6 D E L LED603 LED604 LED605 T F E L U N E M PWR 1 2 1 R R215 3 1 3 R 7 1 3 R R318 1 2 3 R R322 R511 8 1 5 R 5 0 6 R R606 R607 R608 R611 R612 T H G I R D N E S P R A H S STO TP_DEBUG_RXD D X T _ G U B E D _ P T TP_PCM_CLK D X R _ M C P _ P T TP_PCM_SYNC D X T _ M C R _ P T U201 2 0 5 U U607 NC UP 1 V VR508 VR509 0 0 4 D Z 1 0 4 D Z 0 0 6 D Z 1 0 6 D...

Page 39: ...n Charge the Battery Pin D6 2 9V Check UCD300 and C318 Pin F3 and pin E14 2 9V Check UCD300 and C317 Freq 26MHz Vrms 300mV Vpp 900mV Check the clock generation circuit related to OSC101 Check the initial operation END No Yes Yes Yes Yes Yes No No No No pin A6 1 8V No Yes Check the current consumption Check the Vbat Voltage Check the pin of UCD300 Check the clock signal at pin 21 of RFT100 Current ...

Page 40: ...RTC F5 PWR_SW2 E5 E6 SIM_IO R U C H _ D N G 7 E RING_DRV E8 VIB_DRV E9 CREF F1 S D N G 0 1 F S D N G 1 1 F D7 LED1_DRV LED3_DRV D9 S D N G 0 1 E X U A T A B V 1 1 E D U A T A B V 3 1 E VLDO_AUD E14 2 E F R T A B V VRFLDO_1 E3 ADC_AUX8 D1 HV_CHRG D10 VLDO_COREC D13 VLDO_AUX2 D14 C B 1 D D V 5 1 D ADC_AUX9 D2 C N 3 D VLDO_2 D6 C12 A 1 D D V 4 1 C VLDO_COREA C15 ADC_AUX7 C2 PWR_SW1N C4 VSIM C5 2 1 T ...

Page 41: ... of UCD300 2 9V Check the UCD300 if it has some problem it is to be replaced Yes No Is the pin P5 of UCD300 Low High Yes No Check the UCD300 if it has some problem it is to be replaced There is 32 768kHz wave forms at the C325 and C326 Yes No Check the UCD300 The voltage is High at the C311 C312 C317 C318 Check the UCD300 LCD display is O K No Yes Yes Check the LCD part No Sound is O K Yes No Chec...

Page 42: ... 1 F S D N G 1 1 F D7 LED1_DRV LED3_DRV D9 S D N G 0 1 E X U A T A B V 1 1 E D U A T A B V 3 1 E VLDO_AUD E14 2 E F R T A B V VRFLDO_1 E3 ADC_AUX8 D1 HV_CHRG D10 VLDO_COREC D13 VLDO_AUX2 D14 C B 1 D D V 5 1 D ADC_AUX9 D2 C N 3 D VLDO_2 D6 C12 A 1 D D V 4 1 C VLDO_COREA C15 ADC_AUX7 C2 PWR_SW1N C4 VSIM C5 2 1 T A B V 6 C LED2_DRV C7 C C A V 9 C VLDO_COREA_S ADC_AUX3 B3 ADC_AUX2 B4 B5 SIM_RST SIM_CL...

Page 43: ...out Samsung s authorization 10 1 3 Sim Part Check the voltage at pin 1 of SIM600 2 8V Insert SIM is displayed on the LCD Check the SIM connector s SIM600 connection to SIM card Check the UCD300 Resolder or change SIM600 END No Yes Yes Yes Yes No No Is there any signals pin 2 3 4 of SIM600 Check the UCD300 Check the SIM Card ...

Page 44: ...0 VAVCMRTN K11 VAREF K12 VAMICREF K13 AUX_IN_R K14 AUX_IN_L K15 VAREFRTN C N 2 1 J J13 MIC1_IN_P RXTXIP J3 RXTXIN J4 RAREF1 J5 RAREF3 J6 S D N G 7 J S D N G C N 1 1 H TXP H5 RAREF2 H6 S D N G 7 H S D N G 8 H S D N G 9 H S D N G 0 1 J J11 X2RTC G3 G4 X1RTC AFC G5 S D N G 6 G S D N G 7 G S D N G 8 G S D N G 9 G S D N G 0 1 H S D N G 6 F S D N G 7 F S D N G 8 F S D N G 9 F S D N G 0 1 G MIC2_IN_P G11...

Page 45: ...msung s authorization 10 1 4 Microphone Part Microphone does not work Yes Is the assembled status of microphone O K Yes No Reassembled the microphone Check the reference voltage on mic path Yes VR400 2 0V Yes Is microphone ok Yes END No No Resolder or change R409 C408 C410 C411 R412 R414 TA409 R101 C403 R404 C402 R405 Check UCD300 ...

Page 46: ...here is no sound from the Receiver Is the terminal of Receiver O K No Replace the Receiver Yes No Yes Check U400 R413 R415 Is there any signals at the pin P11 and pin R12 of UCD300 END There is no sound from the Buzzer Is the terminal of Speaker O K Replace the Speaker Is there any signals at the pin R13 and pin R14 of UCD300 Check UCD300 Check D1 D2 LCD PCB Part END Yes Yes Yes Yes No No ...

Page 47: ...4 C615 C616 C617 8 1 6 C C619 C620 C621 C622 C623 C624 C625 6 2 6 C 7 2 6 C 8 2 6 C C629 1 3 6 C 5 3 6 C 6 3 6 C 7 3 6 C 8 3 6 C 9 3 6 C HEA600 0 0 5 C F I 0 0 3 L L400 L401 0 0 5 L 1 0 5 L L502 3 0 5 L 4 0 5 L L600 1 0 6 L OSC300 0 0 3 Q Q301 R200 1 0 2 R 2 0 2 R 3 0 2 R R204 R205 R206 R207 8 0 2 R 9 0 2 R 0 1 2 R 1 1 2 R 2 1 2 R 3 1 2 R 4 1 2 R R216 7 1 2 R 8 1 2 R R221 R222 3 2 2 R R224 R225 R2...

Page 48: ..._ENB 13 18 LHP3D1 LHP3D2 1 LIN 9 LOUT 6 15 MONO MONO 17 U400 CBYPASS 21 25 GND 20 GND 4 GND 12 GND I2CSPI_SEL 14 VCCD_2 9V R415 R413 V_BATT C418 C422 C413 I2C_CLK_LM SPK_N SPK_P LO_MONO1_OUT_N LO_MONO1_OUT_P RADIO_L RADIO_R I2C_DAT_LM EAR_OUT_COM EAR_OUT_L HI_MONO_OUT_N HI_MONO_OUT_P EAR_OUT_R VR400 TA419 R416 R404 L401 R405 C402 R418 R414 C411 C408 R419 VR401 R409 C421 R412 C420 1000nF R417 TA409...

Page 49: ...AUX1 F12 F13 VAVCMLSH MIC_B_D F14 C S P _ D N G 5 1 F VREF F2 VRFLDO_2 F3 Q D N G 4 F VRTC F5 PWR_SW2 E5 E6 SIM_IO R U C H _ D N G 7 E RING_DRV E8 VIB_DRV E9 CREF F1 S D N G 0 1 F S D N G 1 1 F D7 LED1_DRV LED3_DRV D9 S D N G 0 1 E X U A T A B V 1 1 E D U A T A B V 3 1 E VLDO_AUD E14 2 E F R T A B V VRFLDO_1 E3 ADC_AUX8 D1 HV_CHRG D10 VLDO_COREC D13 VLDO_AUX2 D14 C B 1 D D V 5 1 D ADC_AUX9 D2 C N ...

Page 50: ...t notice Flow Chart of Troubleshooting 10 12 This Document can not be used without Samsung s authorization LCD PCB Part GND GND GND GND GND GND GND GND A A A A 1 1 1 1 2 2 2 2 C C C C SPK SPK SPK SPK SPK_N SPK_N SPK_N SPK_N SPK_P SPK_P SPK_P SPK_P ...

Page 51: ...1 C100 R100 RFT100 pin 17 2 9V PAM100 CHECK pin17 65dBm RFT100 CHECK pin29 30 65dBm PAM100 RFS100 resolder or change PAM100 resolder or change RFT100 resolder or change UCD300 pinF3 C311 C312 change or resolder RFT100 CHECK pin 19 20 freq 26MHz Vp p 380mV OSC101 change or resolder RFT100 resolder or change RFT100 pin 2 3 22 23 Vp p 120mV NO YES NO NO NO NO NO NO YES YES YES YES YES YES F100 CHECK ...

Page 52: ...L101 C100 R100 RFT100 pin 17 2 8V PAM100 CHECK pin17 65dBm RFT100 CHECK pin27 28 65dBm PAM100 RFS100 resolder or change PAM100 resolder or change RFT100 resolder or change UCD300 pinF3 C311 C312 change or resolder RFT100 CHECK pin 19 20 26MHz Vp p 380mV OSC100 change or resolder RFT100 resolder or change RFT100 pin 2 3 22 23 Vp p 120mV NO YES NO NO NO NO NO YES YES YES YES YES F100 CHECK pin3 65dB...

Page 53: ...YES NO BATTERY UCD300 check change PAM100 pin 3 1 2V YES NO PAM100 pin17 about 5dBm YES PAM100 pin 4 2 8V YES YES PAM100 change or resolder NO UCP200 check R102 Check NO RFT100 pin17 2 9V UCD300 pinF3 C311 C312 change oresolder YES RFT100 pin19 20 26MHz Vp p 380mV RFT100 pin2 3 22 23 100mV YES UCD300 change or resolder NO NO RFT100 change or resolder YES NO OSC100 change or resolder CONTINOUS TX O...

Page 54: ...about 2 3 dBm RFS100 C130 L101 C100 R100 check change PAM100 pin4 2 8 V UCD300 check change PAM100 pin30 3 7 V NO NO YES YES NO PAM100 pin 3 1 2V YES NO PAM100 pin17 about 5dBm YES PAM100 pin 4 2 8V YES YES PAM100 change or resolder NO UCP200 check R100 Check NO RFT100 pin17 2 9V UCD300 pinF3 C311 C312 change or resolder YES RFT100 pin19 20 26MHz Vp p 380mV RFT100 pin2 3 22 23 100mV YES UCD300 cha...

Page 55: ...C302 C303 4 0 3 C C305 6 0 3 C C307 8 0 3 C C309 C310 C311 C312 C313 C314 C315 C316 7 1 3 C 8 1 3 C C319 C320 C321 2 2 3 C 3 2 3 C 4 2 3 C 5 2 3 C 6 2 3 C 7 2 3 C C328 0 3 3 C C331 C337 8 0 4 C 0 1 4 C 1 1 4 C C412 3 1 4 C 6 1 4 C 0 2 4 C 1 2 4 C 1 3 6 C 0 0 1 F F102 G105 0 0 1 L 1 0 1 L L102 L104 5 0 1 L L108 L109 0 1 1 L L111 0 0 3 L OSC100 NC OSC101 OSC300 0 0 1 M A P 0 0 1 R 2 0 1 R R105 R110 ...

Page 56: ...N DCS_LNA_IN_P DCS_LNA_IN_N PCS_LNA_IN_N PCS_LNA_IN_P GSM850_LNA_IN_P GSM850_LNA_IN_N BAND_SEL2 VAPC TX_EN GSM_PAM_IN VMOD_EN DPCS_PAM_IN BAND_SEL1 ANT SPK SIM GSM_RX GSM_TX DCS PCS_RX DCS PCS_TX FM_RADIO MAIN MIC EAR SPK EAR MIC POWER ON CLK RF GND CUT FILL AREA RF GND L11 1 C154 82 R116 VRF_2 9V 47PF 50V C133 9 VLDO3 VCC_BBI 4 VCC_BBQ 24 VCC_FE 1 VCC_REF 17 VCC_TXVCO 12 13 VDD 15 VLDO1 16 VLDO2 ...

Page 57: ...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...

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