Samsung SGH-T439 Series Service Manual Download Page 43

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SAMSUNG Proprietary-Contents may change without notice

This Document can not be used without Samsung's authorization

Flow Chart of Troubleshooting

9-10

Digital External Interface

OUT4

GND

IN1 1

IN2

IN3 3

IN4

OUT1

OUT2

OUT3

F600

ICVE10054E250R201FR

GND

9 10

GND

IO1

IO2

IO3

IO4

IO5

ESDALC6V1-5M6

ZD601

C600

TA600

C602

VBAT

R601

C608

V_EXT_CHARGE

+VDD_IO_HIGH_2.9V

R604

6
7

7
8

8
9

22 22

23
24 24

25
26 26

3
4

4
5

15 15

16
17 17

18
19 19

IFC600

10
11

11
12

RD2R020HB1

R603

+VDD_IO_HIGH_2.9V

ZD600

NUP5120X6T2G

R606

200K,1%

C604

L605

C606 C607

R605

L604

10K,1%

C603

TXD1

RXD1

AUX_ON

AUX_ON_IF

RXD1_IF

TXD1_IF

EAR_SWITCH

JACK_IN

EARSPK_R
EARSPK_COM
EARSPK_L

EARMIC_P

EARMIC_N

USB_D+
USB_D-

+VBUS

EAR_ADC

Close to MCP

MICROPHONE

C611

C618

MIC_BIAS_2.15V

R607

NO2

NLAS5223BMNR2G

COM1

COM2

IN1

8 IN2

NC1

U601

TP603

R613

DF2S5.6FS(TPL3)

ZD604

R608

BLM15BB750SN1D

L600

C613

R616

TA601

C612

C616

C610

L601

BLM15BB750SN1D

C617

MIC_BIAS_2.15V

L603

BLM15BB750SN1D

L602

BLM15BB750SN1D

R614

ZD605

DF2S5.6FS(TPL3)

C619

MIC600

MIC_N

MIC_P

JACK_EN

EARMIC_P

EARMIC_N

9-6. Speaker & Receiver Part

Summary of Contents for SGH-T439 Series

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

Page 2: ...be punished under applicable International and or domestic law Country Web Site North America service samsungportal com Latin America latin samsungportal com CIS cis samsungportal com Europe europe samsungportal com China china samsungportal com Asia asia samsungportal com Mideast Africa mea samsungportal com GSPN Global Service Partner Network ...

Page 3: ...worn 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 a...

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: ... spacing 45MHz 45MHz 45MHz 95MHz 80MHz Mod Bit rate Bit Period 270 833kbps 3 692us 270 833kbps 3 692us 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 576 9us 4 615ms 576 9us 4 615ms Modulation 0 3GMSK 0 3GMSK 0 3GMSK 0 3GMSK 0 3GMSK MS Power 33dBm 5dBm 33dBm 5dBm 33dBm 5dBm 30dBm 0dBm 30dBm 0dBm Power Class ...

Page 6: ...m 19 2 dBm 13 17 2 dBm 17 2 dBm 14 15 2 dBm 15 2 dBm 15 13 2 dBm 13 2 dBm 16 11 3 dBm 11 3 dBm 17 9 3dBm 9 3dBm 18 7 3 dBm 7 3 dBm 19 5 3 dBm 5 3 dBm TX Power control level DCS1800 PCS1900 0 30 3 dBm 30 3 dBm 1 28 3 dBm 28 3 dBm 2 26 3 dBm 26 3 dBm 3 24 3 dBm 24 3 dBm 4 22 3 dBm 22 3 dBm 5 20 3 dBm 20 3 dBm 6 18 3 dBm 18 3 dBm 7 16 3 dBm 16 3 dBm 8 14 3 dBm 14 3 dBm 9 12 4 dBm 12 4 dBm 10 10 4 dBm...

Page 7: ...n 3 1 This Document can not be used without Samsung s authorization Main Function Stylish Mega Folder Quad band EDGE 1 3Mega Camera 128x160 65K PMOLED 2 0 96x96 65K PMOLED 1 0 Global Inbox IM Yahoo AOL ICQ MSN MMS SAIC Speaker Phone Stereo BT SyncML DS NAB myFaves phase1 5 Consumer Email Native ...

Page 8: ...SAMSUNG Proprietary Contents may change without notice Operation Instruction and Installation 3 2 This Document can not be used without Samsung s authorization ...

Page 9: ... may change without notice 4 Array course control 4 1 This Document can not be used without Samsung s authorization 4 1 Software Adjustments Jig Cable GH80 00840A Power Supply Cable Serial Cable CSA LL64151 A Test Jig GH80 03306A ...

Page 10: ...oade VER3 exe T439 Mobile Phone Data Cable Binary file TFS file 4 2 2 S W Downloader Program Load the binary download program by executing the T439 PNX5230 FOTA Downloade VER3 exe 1 Select the connected serial port and the rate of speed 2 Select the check box the mode you want to download if the binary file wanted check only BIN if the tfs file wanted check only TFS if all the files wanted check B...

Page 11: ...SAMSUNG Proprietary Contents may change without notice Array course control 4 3 This Document can not be used without Samsung s authorization 3 Select the file s what you want to download ...

Page 12: ...SAMSUNG Proprietary Contents may change without notice Array course control 4 4 This Document can not be used without Samsung s authorization ...

Page 13: ...SAMSUNG Proprietary Contents may change without notice Array course control 4 5 This Document can not be used without Samsung s authorization ...

Page 14: ...SAMSUNG Proprietary Contents may change without notice Array course control 4 6 This Document can not be used without Samsung s authorization ...

Page 15: ...t 5 2 This Document can not be used without Samsung s authorization 5 1 Cellular phone Exploded View QFU01 QFR01 QSD01 QMP01 QVO01 QCK01 QRF01 QCR06 QCA01 QMC16 QLC01 QFL01 QSC02 QCR12 QSC01 QMW01 QKP01 QME01 QMI01 QAN05 QSH02 QSH01 QCR12 QAN02 QRE01 QCR06 QBA01 QBA00 QSP01 QMO01 QIF01 ...

Page 16: ...LOWER GH98 05506A QFR01 ASSY CASE FOLDER FRONT GH98 05507A QSD01 PMO COVER SD GH72 42818A QIF01 PMO COVER IF GH72 42819A QFU01 ASSY CASE FOLDER UPPER GH98 05505A QKP01 ASSY KEYPAD MAIN TMB BLK GH98 05639A QLC01 LCD LCD MODULE GH07 01190A QMC16 ASSY ETC CON TO CON GH59 04815A QME01 DOME SHEET GH59 04927A QMI01 MICROPHONE ASSY GH30 00411A QMO01 MOTOR DC SGH T439 GH31 00371A QMP01 PBA MAIN SGH T439 G...

Page 17: ... 04256A MANUAL USERS GS_POSTER GH68 15923A VINYL BOHO MAIN WINDOW GH74 35587A TAPE LED GH74 34316A LABEL R WATERSOAK NEW GH68 14285A AS SUB LCD SVC GH81 06669A AS PCB LCD SVC GH81 06670A TAPE LCD GH74 35610A UNIT AWB SIM CARD GH59 00943A PAA ETC MANUL TMB GH99 25192A BAG PE 6902 000297 LABEL R MAIN TMB GH68 16467A CUSHION COVER TMB GH69 02793A BOX UNIT TMB GH69 05850A CUSHION CASE TMB GH69 05851A ...

Page 18: ...70 SA C106 C CER CHIP 2203 005050 SA C107 C TA CHIP 2404 001496 SA C108 C CER CHIP 2203 005446 SA C109 C CER CHIP 2203 000330 SA C111 C CER CHIP 2203 000812 SA C112 C CER CHIP 2203 000812 SA C113 C CER CHIP 2203 005281 SA C114 C CER CHIP 2203 000278 SA C115 C CER CHIP 2203 005281 SA C116 C CER CHIP 2203 006712 SA C117 C CER CHIP 2203 006712 SA C118 C CER CHIP 2203 000138 SA C119 INDUCTOR SMD 2703 ...

Page 19: ...C CER CHIP 2203 006423 SA C212 C CER CHIP 2203 006423 SA C213 C CER CHIP 2203 006562 SA C214 C CER CHIP 2203 005482 SA C215 C CER CHIP 2203 006048 SA C216 C CER CHIP 2203 000425 SA C217 C CER CHIP 2203 000425 SA C301 C CER CHIP 2203 005482 SA C302 C CER CHIP 2203 006562 SA C303 C CER CHIP 2203 006562 SA C304 C CER CHIP 2203 005482 SA C305 C CER CHIP 2203 005482 SA C306 C CER CHIP 2203 005482 SA C3...

Page 20: ...CER CHIP 2203 000425 SA C414 C CER CHIP 2203 006562 SA C415 C CER CHIP 2203 006348 SA C416 C CER CHIP 2203 000627 SNA C417 C CER CHIP 2203 006324 SA C418 C CER CHIP 2203 006257 SA C421 C CER CHIP 2203 005482 SA C423 C CER CHIP 2203 006841 SA C424 C CER CHIP 2203 006824 SA C425 C CER CHIP 2203 006361 SA C426 C CER CHIP 2203 006474 SA C427 C CER CHIP 2203 006562 SA C428 C CER CHIP 2203 002443 SA C50...

Page 21: ...CER CHIP 2203 003054 SA C610 C CER CHIP 2203 000679 SA C612 C CER CHIP 2203 005393 SA C613 C CER CHIP 2203 005482 SA C614 C CER CHIP 2203 005482 SA C615 C CER CHIP 2203 000812 SA C616 C CER CHIP 2203 000995 SA C617 C CER CHIP 2203 005482 SA C618 C CER CHIP 2203 000679 SA C620 C CER CHIP 2203 005482 SA C700 C CER CHIP 2203 006562 SA C701 C CER CHIP 2203 006562 SA C702 C CER CHIP 2203 000812 SA C704...

Page 22: ...005682 SA C727 C CER CHIP 2203 005683 SA C728 C CER CHIP 2203 005683 SA C729 C CER CHIP 2203 005683 SA C730 C CER CHIP 2203 005683 SA C731 C CER CHIP 2203 005683 SA C732 C CER CHIP 2203 005683 SA C733 C CER CHIP 2203 005683 SA C734 C CER CHIP 2203 005683 SA C735 C CER CHIP 2203 005683 SA C736 C CER CHIP 2203 005683 SA C737 C CER CHIP 2203 005683 SA C738 C CER CHIP 2203 005683 SA C739 C CER CHIP 22...

Page 23: ...AD SMD 3301 001534 SA L501 BEAD SMD 3301 001659 SA L600 BEAD SMD 3301 001438 SA L601 BEAD SMD 3301 001438 SA L602 BEAD SMD 3301 001438 SA L603 BEAD SMD 3301 001438 SA L604 BEAD SMD 3301 001438 SA L605 BEAD SMD 3301 001438 SA LED700 LED 0601 002048 SA LED701 LED 0601 002048 SA OSC100 CRYSTAL SMD 2801 004587 SA OSC400 CRYSTAL SMD 2801 004339 SA OSC500 CRYSTAL SMD 2801 004587 SA PAM300 IC AUDIO AMP 1...

Page 24: ...HIP 2007 001285 SA R308 R CHIP 2007 001285 SA R309 R CHIP 2007 000171 SA R311 R CHIP 2007 000162 SA R313 R CHIP 2007 000148 SA R314 R CHIP 2007 000162 SA R315 R CHIP 2007 000165 SA R316 R CHIP 2007 000165 SA R317 R CHIP 2007 001303 SA R320 R CHIP 2007 000171 SA R321 R CHIP 2007 000171 SA R322 R CHIP 2007 000171 SA R323 R CHIP 2007 000171 SA R324 R CHIP 2007 000171 SA R326 R CHIP 2007 003006 SA R32...

Page 25: ...HIP 2007 001333 SA R420 R CHIP 2007 000153 SA R421 R CHIP 2007 008588 SA R422 R CHIP 2007 002796 SA R423 R CHIP 2007 000758 SA R424 R CHIP 2007 007107 SA R425 R CHIP 2007 000162 SA R426 R CHIP 2007 000171 SA R513 R CHIP 2007 000170 SA R519 R CHIP 2007 007489 SA R520 R CHIP 2007 000162 SA R521 R CHIP 2007 000162 SA R522 R CHIP 2007 000170 SA R523 R CHIP 2007 000170 SA R601 R CHIP 2007 000162 SA R60...

Page 26: ...XIAL 3705 001421 SA SC1 ICT ON BOARD CLIP GH70 02367A SA SC2 ICT SHIELD CAN CLIP GH70 02640A SA SC3 ICT SHIELD CAN CLIP GH70 02640A SA SC4 ICT SHIELD CAN CLIP GH70 02640A SA SC5 ICT SHIELD CAN CLIP GH70 02640A SA SC6 ICT SHIELD CAN CLIP GH70 02640A SA SIM400 CONNECTOR CARD EDGE 3709 001400 SA SOC700 HEADER BOARD TO BOARD 3711 005918 SA TA300 C TA CHIP 2404 001381 SA TA301 C TA CHIP 2404 001226 SA ...

Page 27: ...POSI FIXED REG 1203 004818 SA U505 IC POSI FIXED REG 1203 004776 SA U601 IC ANALOG SWITCH 1001 001410 SA U700 IC POSI FIXED REG 1203 004776 SA UCD300 IC ASIC SGHE490 GH13 00044A SA UCP200 IC COMM CONTROLLER 1205 003082 SA UME300 IC MCP 1108 000104 SA V700 VARISTOR 1405 001138 SA V701 VARISTOR 1405 001138 SA V702 VARISTOR 1405 001082 SA V703 VARISTOR 1405 001138 SA V704 VARISTOR 1405 001138 SA V705...

Page 28: ...SAMSUNG Proprietary Contents may change without notice 7 Block Diagrams 7 1 This Document can not be used without Samsung s authorization 7 1 RF Solution Block Diagram ...

Page 29: ...SAMSUNG Proprietary Contents may change without notice Block Diagrams 7 2 This Document can not be used without Samsung s authorization 7 2 Bluetooth Solution Block Diagram ...

Page 30: ...SAMSUNG Proprietary Contents may change without notice Block Diagrams 7 3 This Document can not be used without Samsung s authorization 7 3 Base Band Solution Block Diagram ...

Page 31: ...SAMSUNG Proprietary Contents may change without notice Block Diagrams 7 4 This Document can not be used without Samsung s authorization ...

Page 32: ...SAMSUNG Proprietary Contents may change without notice 8 PCB Diagrams 8 1 This Document can not be used without Samsung s authorization Top ...

Page 33: ...SAMSUNG Proprietary Contents may change without notice PCB Diagrams 8 2 This Document can not be used without Samsung s authorization Bottom ...

Page 34: ...ower On does not work Change the Battery END No Yes C418 VISA 2 6V Check the PMU related to VISA No Yes Check the Clock at R418 32KHZ Resolder OSC400 No Yes C400 IOVDD 1 8V C401 D2VDD 2 9V Check the related circuit No Yes C426 DCDVDD 1 2V Check the DCDVDD circuit No Yes Check for the clock at OSC100 26MHz Check the clock generation circuit related to 34 35pin at U101 No Yes Check the initial opera...

Page 35: ...57 NC 43 SIMVCC 44 HCVDD 45 IOVDD 46 VBAT 47 D2VDD 48 LPVDD 49 D3VDD 5 SIMRSHC 36 CHGCUR 37 USBVIN 38 VCHG 39 VSS 4 SIMCKHC 40 VSAVE 41 RF1VDD 42 RF2VDD 29 MICBIAS 3 IRQ 30 REFC 31 REFGND 32 VISA 33 VBATSENSE 34 REC1 35 REC2 21 SDA 22 SCL 23 SIMCKCD 24 SIMIOCD 25 SIMRSCD 26 SIMEN 27 NTC 28 ONKEY 14 CLK32K 15 SCN 16 SCP 17 CPVDD 18 DCDLX 19 DCDVBAT 2 OSCO 20 DCDVDD U402 1 OSCI 10 GPO1 11 PWREN1 12 ...

Page 36: ...bleshooting This Document can not be used without Samsung s authorization 9 3 9 2 Initial UCP200 pin C11 RSTON H Initial Failure Check the circuit related to reset END No Yes UCP200 pin F1 TP315 RSTEXTn H OK Yes Yes No change UCP200 Check the 16bit data signal memory CE Yes ...

Page 37: ...N G4 ADD20 G5 VDDC G7 VDDE1 G8 VDDC G9 VSSD1 H1 GNDC H10 GNDC H11 VDDE2 G12 ISIPXL7 G14 ISIPXL1 G15 ISIPXL6 G16 ISIPXL5 G17 VSSVB G18 ADD23 G2 IO20 G3 GPIOA4 F18 IO28 F2 IO16 F3 GPON1 F4 GPIOA6 F5 VDDD1 G1 VDDE1 G10 VDDE1 G11 VDDC E7 VDDCG U E8 FSC E9 RESET_N F1 SIMPWR F14 VDDE4_1 F15 SIMIO F16 ISIPXL4 F17 EAR2 E16 GNDE E17 EAR1 E18 IO23 E2 IO29 E3 IO10 E4 GPON0 E5 GNDC E6 IO6 D9 TDI E1 DU E10 PDI...

Page 38: ... not be used without Samsung s authorization 9 5 9 3 Charging Part Check the U402 pin 38 4 9V Abnormal charging part END No Yes U402 pin 34 AUX_ON L No Yes Check the U402 pin 46 1 4V No Yes Check the circuit related to V_EXT_CHARGE Check the circuit related to AUX_ON signal Resolder or replace U401 Yes ...

Page 39: ...57 NC 43 SIMVCC 44 HCVDD 45 IOVDD 46 VBAT 47 D2VDD 48 LPVDD 49 D3VDD 5 SIMRSHC 36 CHGCUR 37 USBVIN 38 VCHG 39 VSS 4 SIMCKHC 40 VSAVE 41 RF1VDD 42 RF2VDD 29 MICBIAS 3 IRQ 30 REFC 31 REFGND 32 VISA 33 VBATSENSE 34 REC1 35 REC2 21 SDA 22 SCL 23 SIMCKCD 24 SIMIOCD 25 SIMRSCD 26 SIMEN 27 NTC 28 ONKEY 14 CLK32K 15 SCN 16 SCP 17 CPVDD 18 DCDLX 19 DCDVBAT 2 OSCO 20 DCDVDD U402 1 OSCI 10 GPO1 11 PWREN1 12 ...

Page 40: ...ung s authorization 9 7 9 4 Sim Part SIM400 pin 1 5 H Phone can t access SIM Card Resolder or replace SIM400 and U401 Check the SIM Card END No Yes Yes Yes No Check the Clock pin A16 at UCP200 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 41: ...SAMSUNG Proprietary Contents may change without notice This Document can not be used without Samsung s authorization Flow Chart of Troubleshooting 9 8 ...

Page 42: ...t OK Check the connection of IFC600 Resolder pin 3 4 of IFC600 Resolder L600 L601 L602 L604 C613 C617 and U601 Check the circuit of EAR MIC OK OK Resolder R607 R608 R614 and R616 again and check U402 U601 Check MIC_BIAS_2 15V When UCP200 operates and call is connected OK END Resolder IFC600 R601 Check JACK IN is low when ear jack is inserted Not OK Not OK Is Earphone MIC working Repeat the sequenc...

Page 43: ...FC600 1 1 10 10 11 11 12 12 13 13 14 14 RD2R020HB1 R603 4 5 6 VDD_IO_HIGH_2 9V ZD600 NUP5120X6T2G 2 1 3 R606 200K 1 C604 L605 C606 C607 R605 L604 10K 1 C603 TXD1 RXD1 AUX_ON AUX_ON_IF RXD1_IF TXD1_IF EAR_SWITCH JACK_IN EARSPK_R EARSPK_COM EARSPK_L EARMIC_P EARMIC_N USB_D USB_D VBUS EAR_ADC Close to MCP MICROPHONE C611 C618 MIC_BIAS_2 15V R607 NO1 2 10 NO2 1 VCC NLAS5223BMNR2G 3 COM1 9 COM2 6 GND 4...

Page 44: ...thorization 9 11 PAM400 pin 3 16 VDD 3 7V Speaker does not work U303 and U304 analog Switch pin 5 3 7V Resolder U303 U304 and U402 No Yes No Resolder or replace PAM400 and U402 Yes Does Speaker Receive The Signal from PAM400 Audio AMP Resolder R307 R308 C312 C313 C314 and C315 No Yes END Yes Is Speaker working Change the Speaker No Yes ...

Page 45: ...O_HIGH_2 9V 10 SDA VDD 3 16 VDD VOC 2 22 MONO_IN 27 NC NC 26 RHP3D1 19 RHP3D2 24 RIN 8 ROUT 5 SCL 11 13 ID_ENB 18 LHP3D1 LHP3D2 1 LIN 9 LOUT 6 15 MONO MONO 17 23 MONO_IN CBYPASS 21 25 GND 20 GND 4 GND 12 GND I2CSPI_SEL 14 7 I2CSPI_VDD PAM300 HFR_P HFR_N EARSPK_L EARSPK_R EARSPK_COM SPK_N SPK_P EAR2 EAR1 SDA SCL R306 R307 VBAT C319 R302 R308 4 COM 2 GND 6 IN NC 3 NO 1 V 5 GND 2 IN 6 3 NC 1 NO 5 V U...

Page 46: ...ing This Document can not be used without Samsung s authorization 9 13 9 7 Key Data Input When one of the keys is pushed is it displayed on LCD Check the Dome sheet Key Pad END No Yes Yes Check Initial Operation When one of the keys is pushed KBIO signal is OK Replace the PBA No Yes ...

Page 47: ...4 25 25 26 26 27 27 28 28 29 29 3 15 16 16 17 17 18 18 19 19 22 20 20 21 21 22 22 11 10 10 11 11 12 12 13 13 14 14 15 SOC700 5 1747912 6 C739 C728 C738 C740 C717 C729 C723 C711 C704 C713 C716 C720 C721 C727 R707 2 2K C724 C730 C736 C705 C737 C725 C731 C707 C706 C708 R701 VBAT LD 14 LD 15 L_RS LCD_MAIN_CS L_WR LD 2 LD 1 LD 3 LD 6 LD 0 LD 5 LD 4 LD 7 LCD_RESET VBAT M_SDA M_SCL Y 7 Y 6 Y 5 Y 4 VIB LC...

Page 48: ...roubleshooting This Document can not be used without Samsung s authorization 9 15 9 9 Key Back Light No U700 pin3 KEY_LED_ON H Check the U700 related to UCP200 pin P13 END No Yes Yes Main Key LED does not work U700 pin 1 VDD 3 3V Resolder U701 LED701 LED702 R704 and R705 ...

Page 49: ...15 16 16 17 17 18 18 19 19 22 20 20 21 21 22 22 11 10 10 11 11 12 12 13 13 14 14 15 SOC700 5 1747912 6 C739 C728 C738 C740 C717 C729 C723 C711 C704 C713 C716 C720 C721 C727 R707 2 2K C724 C730 C736 C705 C737 C725 C731 C707 C706 C708 R701 VBAT LD 14 LD 15 L_RS LCD_MAIN_CS L_WR LD 2 LD 1 LD 3 LD 6 LD 0 LD 5 LD 4 LD 7 LCD_RESET VBAT M_SDA M_SCL Y 7 Y 6 Y 5 Y 4 VIB LCD_SUB_CS LD 11 LD 12 LD 13 LD 9 LD...

Page 50: ... C101 L101 F100 pin3 4 65dBm Check F100 pin10 14 L Check the ANT switch control circuit Change or Resolder F100 U101 pin24 25 70dBm Resolder C128 C129 L107 U101 pin4 5 6 7 0 2Vp_p U101 pin11 12 16 17 29 32 33 36 2 8V Check Resolder C122 C124 C126 Check UCP200 END Change or Resolder U101 Yes Yes No RX ON RF input CH center Frequency Cell Power 60dBm Yes No No No Yes No Yes No Yes Yes ...

Page 51: ...r Resolder U101 Check UCP200 END No Yes No Yes Yes Yes Yes Yes Yes No Yes No No No No Check C122 C124 C126 Check VBAT or PAM control signal Resolder or Change U100 Check U100 pin4 5 6 7 OK Yes U101 pin 4 5 6 7 0 2Vp_p Resolder C119 C120 L108 Check ANT Switch control circuit Change or Resolder F100 U100 pin7 2dBm U100 pin18 30dBm F100 pin17 30dBm Check F100 pin14 H 2 6V pin10 L TX ON 5Level Resolde...

Page 52: ... F100 pin11 62dBm Resolder RFS100 C101 L101 F100 pin5 6 65dBm Check F100 pin10 14 L Check the ANT switch control circuit Change or Resolder F100 U101 pin22 23 70dBm Resolder C104 C106 L105 U101 pin4 5 6 7 0 2Vp_p U101 pin11 12 16 17 29 32 33 36 2 8V Check Resolder C122 C124 C126 Check UCP200 END Yes Yes No RX ON RF input CH center Frequency Cell Power 60dBm Yes No No No Yes No Yes No Yes Yes ...

Page 53: ... or Resolder U101 Check UCP200 END No Yes No Yes Yes Yes Yes Yes Yes No Yes No No No No Check C122 C124 C126 Check VBAT or PAM control signal Resolder or Change U100 Check U100 pin4 5 6 7 OK Yes U101 pin 4 5 6 7 0 2Vp_p Resolder C105 L110 Check ANT Switch control circuit Change or Resolder F100 U100 pin7 2dBm U100 pin18 30dBm F100 pin17 30dBm Check F100 pin14 H 2 6V pin10 L TX ON 5Level Resolder R...

Page 54: ...er RFS100 C101 L101 F100 pin7 8 65dBm Check F100 pin10 14 L Check the ANT switch control circuit Change or Resolder F100 U101 pin20 21 70dBm Resolder C102 C103 L104 U101 pin4 5 6 7 0 2Vp_p U101 pin11 12 16 17 29 32 33 36 2 8V Check Resolder C122 C124 C126 Check UCP200 END Yes Yes No RX ON RF input CH center Frequency Cell Power 60dBm Yes No No No Yes No Yes No Yes Yes Change or Resolder U101 ...

Page 55: ... or Resolder U101 Check UCP200 END No Yes No Yes Yes Yes Yes Yes Yes No Yes No No No No Check C122 C124 C126 Check VBAT or PAM control signal Resolder or Change U100 Check U100 pin4 5 6 7 OK Yes U101 pin 4 5 6 7 0 2Vp_p Check ANT Switch control circuit Change or Resolder F100 U100 pin7 2dBm U100 pin18 30dBm F100 pin17 30dBm Check F100 pin14 H 2 6V pin10 L TX ON 5Level Resolder RFS100 C101 L101 F10...

Page 56: ... 36 29 XMODE XOUT 8 XTAL1 35 XTAL2 34 19 _PDN 9 _RES _SEN 1 21 RFIPN RFIPP 20 17 RFOH RFOL 15 3 SCLK 2 SDIO VDD1 33 VDD2 32 VDD3 11 VDD4 12 16 18 NC1 39 38 NC2 RAMPIN 13 14 RAMPOUT 27 RFIAN 26 RFIAP 23 RFIDN RFIDP 22 RFIEN 25 RFIEP 24 AERO4221HN 1 31 AFC BIN 6 7 BIP 4 BQN BQP 5 28 GND GND1 37 NC C100 U101 C132 L109 C108 C109 C118 C127 C125 C122 C117 C104 C126 R105 C105 C113 C121 VCC_SYN_2 8V L102 ...

Page 57: ... Chart of Troubleshooting 9 24 9 17 Bluetooth part Bluetooth dose not work DUF500 pin2 2dBm No Yes Change or Resolder C504 ANT500 C509 R519 VDD_IO_LOW 1 8V C509 VDD_BT 1 8V Yes Yes No Change or Resolder R519 C509 C511 Check PMU part Check for the clock at C513 C514 26MHz No Change or Resolder OSC500 C513 C514 R521 Yes END ...

Page 58: ...VSS E6 VSS E8 PCM_IN E9 WIFI_BUSY GPIO_3 F1 VSS F2 VSS F4 VSS F5 VSS F6 VSS D5 VSS D6 VSS D8 PCM_SYNC D9 PCM_OUT E1 RFIO_N E2 VSS E4 VSS E5 VSS B9 UART_RXD C1 RFIO_P C2 VSS C8 UART_CTS_N C9 UART_RTS_N D1 RFTUNE D2 VSS D4 TST1 B1 VDDTF B2 VDDRF B3 VREG_CTL B4 RST_N B5 BT_WAKE GPIO_0 B6 HOST_WAKE GPIO_1 B7 VDDC B8 UART_TXD A2 VREG2 A3 VREG1 A4 VDDR3V A5 LPO_IN A6 BT_BUSY GPIO_2 A7 VDDC A8 SDA TX_PU_...

Page 59: ...SAMSUNG Proprietary Contents may change without notice This Document can not be used without Samsung s authorization Flow Chart of Troubleshooting 9 26 ...

Page 60: ...K 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 Divi...

Page 61: ...SAMSUNG Proprietary Contents may change without notice Reference data 10 2 This Document can not be used without Samsung s authorization ...

Page 62: ...f handset Be careful about scratch and damage 1 Remove the rear case by using a remover Be careful about scratch and damage 1 Remove LCD connector 2 Remove Side Key Be careful about scratch and damage 1 Remove PCB from Front Case 2 Remove Key Pad from Front Case Be careful about scratch and damage 11 1 Disassembly 1 Disassembling Screws 1 1 Remove REAR 2 3 1 Remove LCD connector and Side Key 4 1 R...

Page 63: ...an Be careful about scratch and damage 1 Push the holder by using driver and disassemble Upper and Front Case Be careful not to break Metal Contact 1 Disassemble SCREW CAP at two point Be careful about scratch and damage 1 Disassemble Right Hook as you can see on the Picture 2 Disassemble left Hook as you can see on the Picture Be careful about scratch and damage 5 6 7 8 1 Remove Shield Can 1 Remo...

Page 64: ...s authorization 1 Remove MOTOR SPEAKER Be careful not to destroy MOT SPK 1 After removing CAM check the condition of CAM holding tape 2 Remove CAM Connector Holding Tape Be careful not to destroy LCD 9 10 1 Remove MOT SPK 1 Remove LCD Using each groove carefully remove SPK MOT Check the condition of Cam holding tape Remove CAM Conn holding tape ...

Page 65: ... CON TO CON 2 Connect Camera FPCB 3 Put on Cam Holding Tape Be careful about scratch and damage 1 Install LCD 2 Put on SPK MOT on Lower Case after twist them 2 times Be careful about scratch and damage 1 Construct Lower Hook at the Upper Case first Be careful about scratch and damage 11 2 Assembly 1 2 3 4 Solder SPK MOT Install CON TO CON and Camera Install LCD Construct Upper Case Ⅰ Put on SPK MO...

Page 66: ...Put on two SCREW COVER Be careful about scratch and damage 1 Don t tear the FPCB Be careful about scratch and damage 1 Install Key Pad Check PAD Holder located at the correct position Be careful about scratch and damage 5 6 8 Construct Upper Case Ⅱ Construct Upper Case Ⅲ Construct Front Case Put on the Key Pad 7 Check the connection of Hooks Put the FPCB into the groove of Front CAse Push Hinge of...

Page 67: ...t scratch and damage 1 Put up two Side Key Be careful about scratch and damage 1 Install intenna into REAR CASE Be careful about scratch and damage 1 Construct two upper Hook 2 Construct left and right Hook 3 Construct two lower Hook Check the gap between REAR and Front Case Be careful about scratch and damage 11 12 Install INTENNA Construct REAR CASE 9 10 Install PBA ASSY Put up SIDE KEY Construc...

Page 68: ...may change without notice Disassembly and Assembly Instructions 11 7 This Document can not be used without Samsung s authorization 1 Screw up the REAR CASE at four point Be careful about scratch and damage 13 SCREW UP the REAR CASE ...

Page 69: ...SAMSUNG Proprietary Contents may change without notice Disassembly and Assembly Instructions 11 8 This Document can not be used without Samsung s authorization ...

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Samsung SGH-T439 Series, Service Manual

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Summary of Contents for SGH-T439 Series

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