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Samsung SGH-E730, Service Manual

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Samsung SGH-E730 Service Manual Download Page 58

SAMSUNG Proprietary-Contents may change without notice

This Document can not be used without Samsung's authorization

Flow Chart of Troubleshooting

7-34

7-18. PCS Receiver

Module1 pin8

>= -65dBm

Resolder CN100, C101

No

Yes

RX ON

RF input : 661CH

Amp : -50dBm

Check Module1

pin9= H

pin10, pin12 = L

Module1 pin5, pin6

>= -65dBm

U100

B1 >= -70dBm

A1 >= -70dBm

Check ANT Switch

control circuit

Resolder Module1

Resolder C115, C116, L108, L109

Yes

Yes

Yes

No

No

No

END

U100 H7,H8,J7,J8

>= 1V

Check U100

J2,A6,B6,A9,E9

>=2.7V

Check & Resolder

U100, R114, R116

RF26MHz, RF PSU Part

Resolder U100

C219, C220

>= 1V

Yes

Yes

Yes

Yes

No

No

Check U200

Summary of Contents for SGH-E730

Page 1: ...SM TELEPHONE SGH E730 GSM TELEPHONE CONTENTS 1 Specification 2 Circuit Description 3 Exploded Views and Parts List 4 Electrical Parts List 5 Block Diagrams 6 PCB Diagrams 7 Flow Chart of Troubleshooting ...

Page 2: ...o Ltd June 2005 Printed in Korea Code No GH68 07424A 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 ⓒ ...

Page 3: ...k Downlink 890 915 935 960 880 915 925 960 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 5dBm 33dBm 5dBm 30dBm 0dBm Power Class 5pcl 19pcl 5p...

Page 4: ...m 11 8 4dBm 12 6 4 dBm 13 4 4 dBm 14 2 5 dBm 15 0 5 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 TX Power control level GSM900 5 33 3 dBm 6 31 3 dBm 7 29 3 dBm 8 27 3 dBm 9 25 3 dBm 10 23 3 dBm 11 21 3 dBm 12 19 3 dBm 13 17 3 dBm 14 1...

Page 5: ...d GSM GPRS quad band transceiver with transmit baluns balanced unbalanced matching devices loop filters and most of the passive component in it And also fully integrated fractional N RF synthesizer with AFC control possibility RF VCO with integrated supply regulator Semi integrated reference oscillator with integrated supply regulator RF Receiver front end amplifies the E GSM900 DCS1800 and PCS190...

Page 6: ...s an accurate low clock frequency for the PCF50603 and other circuitry 2 2 2 LCD Connector LCD is consisted of main LCD color 262K TFT LCD and sub LCD color 65K OLED LCD Chip select signals in the U305 LCD_MAIN_CS LCD_SUB_CS can enable LCD BACKLIGHT signal enables white LED of main LCD These signal is from U200 16 bit data lines LD 0 LD 15 transfers data and commands to LCD Data and commands use R...

Page 7: ...n of up to 32 FM voices and 32 Wave Table voices It provides simultaneous generation of up to 64 tones by stereophonic hybrid synthesizer YMU765 has built a speaker amplifier of which maximum out is 580 mW at SPVDD 3 6V in this device There is Stereophonic analog output for Headphone 2 2 9 Memory This system uses Samsung s memory KAP17WG00M D444 The KAP17WG00M D444 is a Multi Chip Package Memory w...

Page 8: ... AFC control signal form PCF5212EL1 controls frequency from 26MHz x tal It generates the clock frequency This clock is connected to PCF5212EL1 YMU765 and HD155166BPEB 2 2 12 Camera DSP MV3315DOQ MV3315DOQ provides rich video functions up to 30 frame display with minimized tasks in the handset main processor as well as hardware based real time JPEG compression and decompression MV3315DOQ directly t...

Page 9: ... be used without Samsung s authorization 3 Exploded View and Parts List 3 1 Exploded View QCK01 QCA02 QMP01 QCR12 QKP01 QFR01 QMI01 QAN02 QRE01 QIF01 QCR06 QRF01 QBA01 QME01 QVK01 QFL01 QLC01 QCA01 QCR05 QSC05 QMW01 QFU01 QSC08 QWD02 QCW01 QLB00 QVO01 QKP02 QME03 QMO01 QMI02 QRF03 ...

Page 10: ...6732A MEC FOLDER UPPER SGH E730 XET PC QIF01 GH72 19296A PMO IF COVER SGH E730 PC ELASTOMER N QKP01 GH75 06730A MEC KEYPAD XET BLK SGH E730 XET PC QKP02 GH75 06731A MEC KEY FOLD SGH E730 XET PC S QLB00 GH75 06737A MEC LCD BRACKET SGH E730 XET PC QLC01 GH07 00697A LCD SGHE730 MODEL UF 17E077 A SGH E7 QME01 GH59 02069A UNIT METAL DOME SGH E730 METAL DOME QME03 GH59 02071A UNIT MP3 KEY SGH E730 SGH E...

Page 11: ... CUSHION CASE 1 2 SGH E730 PULP T0 8 GH74 05962A MPR FRONT FILTER SGH E700 BUZICPO 16 GH74 05963A MPR BOHO FOLDER LOWER SGH E700 3M 41 GH74 14607A MPR BOHO VINYL F UPPER SGH E730 3M 4 GH74 14608A MPR BOHO VINYL F LOWER SGH E730 3M 4 GH74 14609A MPR BOHO VINYL REAR SGH E730 3M 4187 GH74 15238A MPR SPONGE MOTOR SGH E730 PORON PI10 GH74 15350A MPR BOHO VINYL LCD CONN SGH E730 95 GH74 15507A MPR TAPE ...

Page 12: ...st 3 4 This Document can not be used without Samsung s authorization 3 3 Test Jig GH80 03306A 3 3 2 RF Test Cable GH39 00283A 3 3 3 Test Cable GH39 00337A 3 3 5 Power Supply Cable 3 3 6 DATA CABLE GH39 00331A 3 3 7 TA GH44 00482A 3 3 1 USB JIG Cable 3 3 4 Serial Cable CSA LL64151 A ...

Page 13: ...19 LED704 LED 0601 001819 LED705 LED 0601 001819 LED706 LED 0601 001819 LED707 LED 0601 001819 LED708 LED 0601 001819 LED709 LED 0601 001819 LED710 LED 0601 001819 LED711 LED 0801 003022 U304 IC CMOS LOGIC 0801 003025 U302 IC CMOS LOGIC 1001 001221 U600 IC ANALOG SWITCH 1001 001231 U604 IC ANALOG MULTIPLEX 1001 001231 U701 IC ANALOG MULTIPLEX 1001 001306 U602 IC ANALOG MULTIPLEX 1009 001020 U503 I...

Page 14: ...2007 000152 R506 R CHIP 2007 000162 R202 R CHIP 2007 000162 R204 R CHIP 2007 000162 R207 R CHIP 2007 000162 R212 R CHIP 2007 000162 R216 R CHIP 2007 000162 R307 R CHIP 2007 000162 R309 R CHIP 2007 000162 R317 R CHIP 2007 000162 R319 R CHIP 2007 000162 R405 R CHIP 2007 000162 R500 R CHIP 2007 000162 R503 R CHIP 2007 000162 R505 R CHIP 2007 000162 R513 R CHIP 2007 000162 R606 R CHIP 2007 000162 R611...

Page 15: ...7 000171 R610 R CHIP 2007 000171 R613 R CHIP 2007 000171 R619 R CHIP 2007 000171 R620 R CHIP 2007 000171 R622 R CHIP 2007 000171 R623 R CHIP 2007 000171 R624 R CHIP 2007 000171 R712 R CHIP 2007 000171 R713 R CHIP 2007 000171 R714 R CHIP 2007 000171 R715 R CHIP 2007 000173 R101 R CHIP 2007 000242 R601 R CHIP 2007 000242 R603 R CHIP 2007 000758 R501 R CHIP 2007 000758 R502 R CHIP 2007 000775 R617 R ...

Page 16: ...9 C CERAMIC CHIP 2203 000233 C620 C CERAMIC CHIP 2203 000254 C126 C CERAMIC CHIP 2203 000254 C129 C CERAMIC CHIP 2203 000254 C131 C CERAMIC CHIP 2203 000254 C138 C CERAMIC CHIP 2203 000254 C202 C CERAMIC CHIP 2203 000254 C310 C CERAMIC CHIP 2203 000254 C610 C CERAMIC CHIP 2203 000254 C619 C CERAMIC CHIP 2203 000278 C112 C CERAMIC CHIP 2203 000278 C113 C CERAMIC CHIP 2203 000278 C114 C CERAMIC CHIP...

Page 17: ...3 000995 C611 C CERAMIC CHIP 2203 000995 C623 C CERAMIC CHIP 2203 001153 C421 C CERAMIC CHIP 2203 001259 C106 C CERAMIC CHIP 2203 001259 C108 C CERAMIC CHIP 2203 001259 C709 C CERAMIC CHIP 2203 001259 C710 C CERAMIC CHIP 2203 001259 C711 C CERAMIC CHIP 2203 001259 C712 C CERAMIC CHIP 2203 001259 C713 C CERAMIC CHIP 2203 001259 C714 C CERAMIC CHIP 2203 001259 C715 C CERAMIC CHIP 2203 002443 C500 C ...

Page 18: ...3 005482 C419 C CERAMIC CHIP 2203 005482 C502 C CERAMIC CHIP 2203 005482 C503 C CERAMIC CHIP 2203 005482 C505 C CERAMIC CHIP 2203 005482 C603 C CERAMIC CHIP 2203 005482 C606 C CERAMIC CHIP 2203 005482 C626 C CERAMIC CHIP 2203 006053 C304 C CERAMIC CHIP 2203 006093 C413 C CERAMIC CHIP 2203 006093 C501 C CERAMIC CHIP 2203 006137 C616 C CERAMIC CHIP 2203 006190 C222 C CERAMIC CHIP 2203 006190 C223 C ...

Page 19: ...NDUCTOR SMD 2703 002586 L101 INDUCTOR SMD 2703 002596 L107 INDUCTOR SMD 2703 002774 L401 INDUCTOR SMD 2801 004373 OSC400 CRYSTAL UNIT 2809 001293 U102 OSCILLATOR VCTCXO 2901 001254 F100 FILTER EMI SMD 2901 001286 F700 FILTER EMI SMD 2901 001286 F701 FILTER EMI SMD 2901 001286 F702 FILTER EMI SMD 2901 001286 F703 FILTER EMI SMD 2901 001286 F704 FILTER EMI SMD 2901 001315 U501 FILTER EMI SMD 2911 00...

Page 20: ...SAMSUNG Proprietary Contents may change without notice This Document can not be used without Samsung s authorization Electrical Parts List 4 8 ...

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

Page 22: ...INTERFACE MELODY IC 64 Poly SPEAKER IOVDD VDD_RX_TX VCC_SYN MIC_BIAS CPVDD D1VDD SIMEN GPO VCHG VSAVE SIM CARD MV3315DNQ Ext SPEAKER 1G OneNAND MEMORY Battery Type Battery Voltage Battery Temperature AFC RAMP Charging Circuit Li Ion Battery Standard Extended PCF5212EL1 VIBRATOR SYSTEM CLOCK 26MHz RTC_CLOCK 32 768KHz KEY_BOARD RECEIVER MIC LCD RF INTERFACE D3VDD AVDD VINT PMU D2VDD Serial Data Inte...

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

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

Page 25: ...eck the clock generation circuit related to U100 Check for the clock at C303 26MHz Yes No Check the VDD_GSM_CORE circuit C402 VDD_GSM_CORE 1 8V Yes No Check the related circuit C424 VDD_IO_LOW C423 VDD_IO_HIGH H Yes No Resolder OSC400 Check the Clock at R401 32KHZ Yes No Check the PMU related to VINT C405 VINT 2 7V Yes No END Change the Battery Power On does not work Check the Battery Voltage is m...

Page 26: ...D3VBAT 40 SIMEN 45 SIMIOCD 26 OSCO 25 PWREN1 6 PWREN2 5 REFC 28 RF12VBAT 23 22 RF1VDD RF2VDD 24 SCL 2 IOD2VBAT 15 14 IOVDD 20 LPD1VBAT LPVDD 19 MICBIAS 12 NC 53 54 NC OSCI 50 GND GND 51 52 GND GPO1 48 GPO2 47 46 GPO3 18 HCVBAT HCVDD 17 34 CHGDRV 33 CLK32K 4 CPVBAT 36 CPVDD 35 D1VDD 21 16 D2VDD D3VDD 39 GND 49 U400 CHGCUR BATMAX C405 V400 V401 C413 VDD_SLEEP C419 C408 R406 NEG POS C412 C426 C416 C4...

Page 27: ... of Troubleshooting This Document can not be used without Samsung s authorization 7 3 7 2 Initial Q300 pin 4 RSTON H Initial Failure Check the circuit related to reset END No Yes Is U200 R214 R215 OK Yes Yes No Check the U200 Check the 16bit data signal memory CE Yes ...

Page 28: ...3 K5 TMS K7 GPIOA14 K8 NC L1 AUXADC4 L10 GPIOA10 L11 GPIOA5 L12 HDP4 L14 AUXADC2 K11 GPIOA20 K12 JSEL K14 GNDC K15 EAR1 K17 VSSVBO K18 ANL K2 AUXADC3 K4 EAR2 J17 HFR1 J18 NC J2 GNDE J4 GPIOA7 J5 BE1 J7 ADD0_BE0 J8 ADD1_BE2 K1 CS1 H7 ADV H8 GPON0 H9 VDDE1 J1 AUXADC1 J11 GPIOA12 J12 VDDE1 J14 HDP6 J15 USBDP H12 VDDE4 H14 VSSVB H15 VDDE3 H17 BBPWR H18 HFR2 H2 VDDE1 H4 GPIOA8 H5 CS0 G4 WE_E G5 BE3 G7 ...

Page 29: ...SAMSUNG Proprietary Contents may change without notice Flow Chart of Troubleshooting This Document can not be used without Samsung s authorization 7 5 ...

Page 30: ...w Chart of Troubleshooting 7 6 7 3 Charging Part Yes Resolder or replace U505 Check the circuit related to AUX_ON signal Resolder or replace U505 Check the circuit related to V_EXT_CHARGE Yes No Check the U505 pin 10 4 2V Yes No U505 pin 3 L Yes No U505 pin 5 L Yes No END Abnormal charging part Check the U505 pin 1 4 9V ...

Page 31: ...be used without Samsung s authorization 7 7 5 0V Typical 3 7V Typical 1 4V BATTERY CHARGING VDD_IO_HIGH _CHG 4 _EN 5 3 _PPR U502 BAT 10 CRDL 1 11 GND GND 8 9 ICDL 6 IMIN USB 2 USBON 7 C506 R511 ZD501 C503 R515 C504 R512 ZD500 VBAT R514 R510 C505 V_EXT_CHARGE USB_CHG_ON END_OF_CHG AUX_ON VBUS MES_BATT CHG_ON ...

Page 32: ...ion Flow Chart of Troubleshooting 7 8 7 4 Sim Part SIM400 pin 1 5 H Phone can t access SIM Card Check the sim charge pump Check the SIM Card END No Yes Yes Yes No Check the Clock After Power ON Check SIMCLK Signal on pin3 of SIM400 in a few second Yes No Replace PBA After SIM card insert SIM400 pin 2 H SIM_RST Yes ...

Page 33: ...T 31 VCHG 32 VINT 29 VSAVE 30 _IRQ 10 _ONKEY 27 SCN 38 SCP 37 SDA 3 SIMCKCD 43 SIMCKHC 8 SIMD3VBAT 40 SIMEN 45 SIMIOCD 26 OSCO 25 PWREN1 6 PWREN2 5 REFC 28 RF12VBAT 23 22 RF1VDD RF2VDD 24 SCL 2 IOD2VBAT 15 14 IOVDD 20 LPD1VBAT LPVDD 19 MICBIAS 12 NC 53 54 NC OSCI 50 GND GND 51 52 GND GPO1 48 GPO2 47 46 GPO3 18 HCVBAT HCVDD 17 34 CHGDRV 33 CLK32K 4 CPVBAT 36 CPVDD 35 D1VDD 21 16 D2VDD D3VDD 39 GND ...

Page 34: ...n Flow Chart of Troubleshooting 7 10 7 5 Microphone Part Replace the MIC No Check the MIC Yes Microphone does not work Check the JACK_EN signal No Check U601 U602 PIN 1 H No Yes Yes Yes Yes No END Resolder the C603 C607 R601 R604 R630 R631 Resolder MIC Check the circuit from U200 to MIC Check the connection from MIC ...

Page 35: ...msung s authorization 7 11 Close to microphone Close to MCP MICROPHONE C604 C607 R601 A1 GND 3 6 GND S0 10 7 S1 9 VCC VCC 12 U600 2 0B0 0B1 5 11 1B0 1B1 8 A0 1 4 C600 MIC_BIAS R604 R602 R600 1 2 3 4 5 6 78 ZD600 C608 MIC600 C609 C606 MIC_BIAS L600 L601 C602 C605 C603 R605 C601 R603 MIC_BIAS_BB R606 MIC_CP MIC_N MIC_P JACK_EN ...

Page 36: ...dy Check the U602 Pin 3 15 Speaker does not work Check the U604 Pin 5 EAR1 Check the U604 Pin 1 LOUD_EN Resolder U604 No Yes No Check the U300 Yes U300 pin 17 18 1 8V When U300 operate Resolder U300 No Yes No END Check LCD MODULE SPK SPK Operate Check the board to board Connector Is Speaker working Change the Speaker No Yes Yes Yes Check the R714 R715 Resolder U602 No Yes ...

Page 37: ...T HD 5 RSTON HD 6 HD 7 2 9V 1 9V VDD_IMAGE C708 C709 C710 C707 C711 C713 C712 6 6 60 60 7 7 88 9 9 52 52 53 53 54 54 55 55 56 56 57 57 58 58 59 59 45 45 46 46 47 47 48 48 49 49 5 5 50 50 51 51 38 38 39 39 4 4 40 40 41 41 42 42 43 43 44 44 30 30 31 31 32 32 33 33 34 34 35 35 36 36 37 37 23 23 24 24 25 25 26 26 27 27 28 28 29 29 3 3 16 16 17 17 18 18 19 19 2 2 20 20 21 21 22 22 1 1 10 10 11 11 12 12...

Page 38: ...SAMSUNG Proprietary Contents may change without notice This Document can not be used without Samsung s authorization Flow Chart of Troubleshooting 7 14 ...

Page 39: ...be used without Samsung s authorization 7 15 7 7 Key Data Input When one of the keys is pushed Isn t it displayed on LCD Check the Dome sheet Key Pad END No Yes Yes Check Initial Operation When one of the keys is pushed KEY_ROW 0 4 KEY_COL 0 4 signal is OK Resolder V702 703 704 705 706 Replace the PBA No Yes ...

Page 40: ...NC 6 NO DIGIT0 12 78 SOFT1 12 ZD700 1 23 4 5 6 DIGIT8 12 V_UP 1 DOWN 12 VOL700 SIDE_KEY GND 4 V_COMMON 3 2 V_DOWN 2 DIGIT3 12 DIGIT2 1 V702 V703 V704 LEFT 12 END 12 12 2 DIGIT1 12 SHARP1 INT 1 UP 12 2 DIGIT6 12 DIGIT9 12 DIGIT7 1 2 CLR 1 STAR1 12 VDD_IO_HIGH KEY_ROW 3 KEY_COL 1 KEY_ROW 4 KEY_ROW 3 KEY_COL 0 FLIP KEY_ROW 2 _M KEY_ROW 2 KEY_ROW 2 _K KEY_COL 0 4 KEY_ROW 0 KEY_ROW 2 _M KEY_COL 4 KEY_R...

Page 41: ... U602 pin 1 5 1 5V Resolder U200 or change PBA END No Yes Yes Receiver does not work LCD MODULE SPK PAD 1 5V Change the Board to Board Connector No Yes Is Receiver working Replace the Speaker No Yes No Resolder or replace U602 Yes No change U200 CN700 pin 52 54 1 5V Yes Check the soldering of the spaeaker wire No Modify the speaker wire soldering Yes U602 pin 4 16 1 5V ...

Page 42: ...t Samsung s authorization Flow Chart of Troubleshooting 7 18 Typical 3 7V VBAT 21 22 NC 14 V 11 4S1 13 4S2 D1 16 4 D2 D3 8 D4 12 6 GND 17 GND NC 2 1 2IN 15 1S1 1 1S2 2S1 3 5 2S2 3 4IN 10 3S1 7 9 3S2 U602 HFR_P AMP_N SPK_N MELODY_SEL SPK_P AMP_P HFR_N R_CONTROL HPL AFL HPR ANL ANR AFR LOUD_EN ...

Page 43: ...out Samsung s authorization 7 19 7 9 Back Light for Color Main LCD Is LCD Contrast set on high level in the Menu Set LCD Contrast on high level END No Yes Yes Backlight does not work IC2 pin 3 H Change the board to board Connector No Yes IC2 PIN 1 Vbat Check the U601 the related circuit No Yes Yes Replace the LCD Module ...

Page 44: ...SAMSUNG Proprietary Contents may change without notice This Document can not be used without Samsung s authorization Flow Chart of Troubleshooting 7 20 VBAT C2 C3 ...

Page 45: ...ht U700 pin6 H Check the U200 related to KEY_LED_ON END No Yes Yes Main Key LED does not work Typical 3 7V KEY_LED R711 56 LED709 LED703 R709 56 LED701 56 R700 R707 56 LED706 R704 56 VDD VOUT 3 VBAT 6 CE 2 GND GND 5 4 NC 1 U700 LED710 R701 56 R703 56 LED711 AOT 0603P W03 X LED708 C700 56 R705 LED707 56 R702 56 R706 LED705 LED700 LED702 R708 56 LED704 R710 56 KEY_LED_ON ...

Page 46: ...SAMSUNG Proprietary Contents may change without notice This Document can not be used without Samsung s authorization Flow Chart of Troubleshooting 7 22 ...

Page 47: ...amsung s authorization 7 23 7 11 Camera part Camera function does not work Yes No Reconnect the camera module Check the Camera connector on Slide PCB Yes CN2 Pin 19 22 2 8V No Check the U400 or IC5 Yes C314 26MHz No Check U302 pin2 pin4 related to 26Mhz and R303 Yes Is there another problem END Replace the camera module Yes ...

Page 48: ...M9 LD1 J8 LD10 H8 LD11 G9 LD12 G8 GPIO0 GPIO1 D10 D8 GPIO2 C5 GPIO4 GPIO5 C4 C2 GPIO6 GPIO7 MD17 B2 B1 GPIO8 MD16 A9 DVSS D3 DVSS F3 DVSS DVSS F10 H9 DVSS J10 DVSS DVSS K2 L5 DVSS E9 DI5 DI6 A6 B7 DI7 C8 DVSS2 DVSS M8 B3 DVSS A7 DVSS DVSS M5 C9 E10 CVDD L4 CVDD L7 DI0 A3 B4 DI1 A4 DI2 B5 DI3 DI4 A5 B6 U305 G10 CLKI H10 CLKO CVDD C6 CVDD C318 R310 VDD_GSM_CORE C319 VDD_IO_HIGH VDD_IO_HIGH TP309 VDD...

Page 49: ...SAMSUNG Proprietary Contents may change without notice Flow Chart of Troubleshooting This Document can not be used without Samsung s authorization 7 25 ...

Page 50: ...used without Samsung s authorization Flow Chart of Troubleshooting 7 26 7 12 FM RADIO FM Radio function does not work Yes No Insert the Earphone or Change the Earphone Check the Insert Earphone Yes R624 2 8V No Check the U603 Yes U603 TP605 H No Check U200 END Replace the U603 Yes ...

Page 51: ...6 C626 R618 C620 VDD_IO_HIGH TP600 C624 C623 0 R624 NC G3 MPXOUT G4 VAFR G5 TMUTE G6 INTX G7 CD2 E7 XTAL F1 AGND F2 VAFL F4 INTCON1 F6 DGND F7 FREQIN G1 TIFCENTER G2 RFGND C2 DGND C7 RFIN1 D1 CD3 D2 DGND D6 VDD D7 VCC E1 INTCON2 E6 BUSENABLE A6 CLOCK A7 CAGC B1 CPOUT B2 NC B4 VREFDIG B6 DATA B7 RFIN2 C1 NC 1 NC 2 LOOPSW A1 LO1 A2 LO2 A3 CD1 A4 SWPORT A5 U603 C619 TP605 R617 R621 BUSENABLE R_ANT AF...

Page 52: ...ay change without notice This Document can not be used without Samsung s authorization Flow Chart of Troubleshooting 7 28 7 13 BLUETOOTH R316 H Check the U200 END No Yes Yes BLUETOOTH does not work Replace ANT300 Yes Replace U301 No ...

Page 53: ...314 L300 TP312 SPICSB F3 PIO2 F4 GND F5 SPIMOSI E1 SPICLK E2 PIO4 E3 PIO1 E4 GND E5 RF_IO E6 GND F1 SPIMISO F2 RESETB C5 VDD18V C6 PCMCLK D1 PCM_IN D2 PIO5 D3 PIO0 D4 PIO3 D5 GND D6 UART_CTS USB B3 PIO8 B4 VCC_IO B5 VCC B6 PCM_OUT C1 PCM_SYNC C2 GND C3 AIO0 C4 NC 2 NC A2 X_IN A3 UART_RTS USB A4 GND A5 GND A6 UART_TxD B1 UART_RxD B2 U301 NC 1 C313 VDD_IO_LOW TP313 C317 TP316 DU FSC DCL DD BT_INT BT...

Page 54: ...older CN100 C101 No Yes RX ON RF input 62CH Amp 50dBm Check Module1 pin9 pin10 pin12 L Module1 pin1 pin2 65dBm Check ANT Switch control circuit Resolder Module1 Yes Yes No No END U100 H7 H8 J7 J8 1V U100 E1 70dBm F1 70dBm Resolder C106 C108 L107 Check U100 J2 A6 B6 A9 E9 2 7V Check Resolder U100 R114 R116 RF26MHz RF PSU Part Resolder U100 C219 C220 1V Yes Yes Yes Yes Yes No No No Check U200 ...

Page 55: ...dule1 pin10 H 2 68V pin9 pin12 L Module1 pin11 18dBm U101 pin8 18dBm U101 7pin 11dBm Change or Resolder Module1 Check ANT Switch control circuit Resolder R122 Yes Check U101 VBAT pin4 pin6 OK Resolder or Change U101 Check VBAT or U101 control signal No No No No Yes Yes Yes Yes Yes No Yes No No No Check Resolder U100 R114 R116 RF26MHz RF PSU Part Check U100 J2 A6 B6 A9 E9 2 7V U100 H7 H8 J7 J8 1V Y...

Page 56: ...er CN100 C101 No Yes RX ON RF input 698CH Amp 50dBm Check Module1 pin9 pin10 pin12 L Module1 pin3 pin4 65dBm U100 D1 70dBm C1 70dBm Check ANT Switch control circuit Resolder Module1 Resolder C104 C105 L104 L105 Yes Yes Yes No No No END U100 H7 H8 J7 J8 1V Check U100 J2 A6 B6 A9 E9 2 7V Check Resolder U100 R114 R116 RF26MHz RF PSU Part Resolder U100 C219 C220 1V Yes Yes Yes Yes No No Check U200 ...

Page 57: ...12 H 2 68V pin9 pin10 L Module1 pin13 18dBm U101 pin9 18dBm U101 pin1 11dBm Change or Resolder Module1 Check ANT Switch control circuit Resolder L110 C117 L112 C139 Yes Check U101 VBAT pin4 pin6 OK Resolder or Change U101 Check VBAT or U101 control signal No No No No No Yes Yes Yes Yes Yes No Yes U100 H7 H8 J7 J8 1V Check Resolder U100 R114 R116 RF26MHz RF PSU Part Yes No No END Check U200 Resolde...

Page 58: ...r CN100 C101 No Yes RX ON RF input 661CH Amp 50dBm Check Module1 pin9 H pin10 pin12 L Module1 pin5 pin6 65dBm U100 B1 70dBm A1 70dBm Check ANT Switch control circuit Resolder Module1 Resolder C115 C116 L108 L109 Yes Yes Yes No No No END U100 H7 H8 J7 J8 1V Check U100 J2 A6 B6 A9 E9 2 7V Check Resolder U100 R114 R116 RF26MHz RF PSU Part Resolder U100 C219 C220 1V Yes Yes Yes Yes No No Check U200 ...

Page 59: ...12 H 2 68V pin9 pin10 L Module1 pin13 18dBm U101 pin9 18dBm U101 pin1 11dBm Change or Resolder Module1 Check ANT Switch control circuit Resolder L101 C117 L112 C139 Yes Check U101 VBAT pin4 pin6 OK Resolder or Change U101 Check VBAT or U101 control signal No No No No No Yes Yes Yes Yes Yes No Yes U100 H7 H8 J7 J8 1V Check Resolder U100 R114 R116 RF26MHz RF PSU Part Yes No No END Check U200 Resolde...

Page 60: ...2 VCCOPLL J3 VCCTXVCO J4 TXOUTD J5 TXOUTG J6 GNDTXVCOG2 J7 IOUT IIN J8 GSM0LNAIB H2 GNDOPLL H3 GNDTXVCOD H4 GNDTXVCOB H5 GNDTXVCOG1 H6 VCCTXVCOG H7 IOUTB IINB H8 QOUTB QINB H9 GSM1LNAIB F2 GSM1GSM0GND F8 CLK F9 SDATA G1 GSM0LNAI GSM0GND G2 G8 VCCMASH G9 CLKOUT1 H1 DCSLNAIB D2 DCSGSM1GND D8 DIVON D9 CLKOUT2 E1 GSM1LNAI E2 GND E8 GNDCLK E9 VCCCLK F1 GNDRFSYN B8 GNDBUF1 B9 TCXOIN C1 DCSLNAI C2 PCSDCS...

Page 61: ...SAMSUNG Proprietary Contents may change without notice Flow Chart of Troubleshooting This Document can not be used without Samsung s authorization 7 37 ...

Page 62: ...SAMSUNG Proprietary Contents may change without notice This Document can not be used without Samsung s authorization Flow Chart of Troubleshooting 7 38 ...

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