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Samsung SGH SGH-T429, Service Manual

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2. Specification

2-1

2-1. GSM General Specification

GSM850

Phase 1

DCS1800

Phase 1

PCS1900

Phase 1

Freq. Band[MHz]

Uplink/Downlink

824~849
869~894

1710~1785
1805~1880

1850~1910
1930~1990

ARFCN range

128~251

512~885

512~810

Tx/Rx spacing

45MHz

95MHz

80MHz

Mod. Bit rate/

Bit Period

270.833kbps

3.692us

270.833kbps

3.692us

270.833kbps

3.692us

Time Slot

Period/Frame

Period

576.9us

4.615ms

576.9us

4.615ms

576.9us

4.615ms

Modulation

0.3GMSK

0.3GMSK

0.3GMSK

MS Power

33dBm~5dBm

30dBm~0dBm

30dBm~0dBm

Power Class

5pcl ~ 19pcl

0pcl ~ 15pcl

0pcl ~ 15pcl

Sensitivity

-102dBm

-100dBm

-100dBm

TDMA Mux

8

8

8

Cell Radius

35Km

2Km

2Km

Summary of Contents for SGH SGH-T429

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

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: ...rn away z Use a thicken twisted wire when you measure level A thicken twisted wire has low resistance therefore error of measurement is few z 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 z Take specially care of soldering because Land of PCB is sma...

Page 4: ...d 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 z Use earthed soldering steel when you connect or disconnect ESD z Use soldering removing tool to break static electricity otherwise ESD will be damaged by static electricity z Don t unpack until you set up ESD on product Becaus...

Page 5: ...512 885 512 810 Tx Rx spacing 45MHz 95MHz 80MHz Mod Bit rate Bit Period 270 833kbps 3 692us 270 833kbps 3 692us 270 833kbps 3 692us Time Slot Period Frame Period 576 9us 4 615ms 576 9us 4 615ms 576 9us 4 615ms Modulation 0 3GMSK 0 3GMSK 0 3GMSK MS Power 33dBm 5dBm 30dBm 0dBm 30dBm 0dBm Power Class 5pcl 19pcl 0pcl 15pcl 0pcl 15pcl Sensitivity 102dBm 100dBm 100dBm TDMA Mux 8 8 8 Cell Radius 35Km 2Km...

Page 6: ... 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 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 4dBm 12 6 4 dBm 13 4 4 dBm 14 2 5 dBm 15 0 ...

Page 7: ...Operation Instruction and Installation 3 1 This Document can not be used without Samsung s authorization Main Function z VGA Camera z 128x160 65K TFT 2 0 z Global Inbox z IM Yahoo AOL ICQ MSN z SAIC Speaker Phone z Bluetooth z SyncML DS NAB z myFaves phase1 5 ...

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: ...rietary Contents may change without notice 4 Array course control 4 1 This Document can not be used without Samsung s authorization Power Supply Cable Serial Cable CSA LL64151 A Test Jig GH80 03306A Test Cable S20 ...

Page 10: ...loader V1 2 For LIME T429 exe T429 Mobile Phone Data Cable Binary file TFS file 4 2 S W Downloader Program Load the binary download program by executing the TFFS Downloader V1 2 For LIME T429 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 file...

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: ... authorization 5 Exploded View Disassembly Assembly Instructions 5 1 Cellular phone Exploded View QFU01 QKP01 QCA01 QKP02 QPC01 QCK01 QVO01 QFL01 QMP01 QMW01 QCR06 QLC01 QLC02 QSP01 QCA05 QCR17 QCW01 QMO01 QMP02 QME01 QMI03 QMI01 QBR01 QAN02 QRE01 QRF01 QCR06 QBA01 QBA00 QSC13 QME02 QIF01 QFR01 QFL02 QHI01 ...

Page 14: ...ER GH98 05075A QKP01 ASSY KEYPAD MAIN SIL TMO GH98 05675A QKP02 ASSY KEYPAD SUB TMO SIL GH98 05079A QLC01 ELA ETC E250LCD MODULE GH96 02628B QLC02 ELA ETC LCD MODULE GH96 02813A QME01 KEY FPCB KEY FPCB GH59 04679A QME02 DOME SHEET SUB DOME SHEET GH59 04712A QMI01 MICROPHONE ASSY GH30 00309A QMI03 RMO RUBBER MIC GH73 08308A QMO01 MOTOR DC SCHF509 GH31 00249A QMP01 PBA MAIN SGH T429 MAIN GH92 03835A...

Page 15: ...H74 28782A TAPE INSU GH74 29298A MPR REMOVE TAPE LCD GH74 13804A MPR TAPE LED GH74 17926A MPR TAPE GH74 27509A MPR INSU TAPE GH74 28241A TAPE DOME CLEAR GH74 34796A TAPE S UPPER GH74 34224A TAPE GASKET S UPPER GH74 34225A MPR SPONGE GH74 29496A TAPE INSU GH74 34803A LABEL R WATERSOAK NEW GH68 14285A VINYL BOHO BATTERY GH74 34914A BAG PE 6902 000297 LABEL R MAIN TMB GH68 15188A CUSHION COVER TMB GH...

Page 16: ...ps here 1 Disassembly Rear cover Unscrew the 6 points Insert the tweezer between the rear and front cover Separate the rear cover from the front cover by using the tweezer 2 Disassembly Main PBA Separte KEY FPCB from Main PBA Hold up Main PBA to separate LCD FPCB 3 Disassembly SHIELDCAN KEYPAD Remove CAMERA KEY and VOLUME KEY and remove SIDE DOME SHEET Lift up the bottom of FRONT COVER ands separa...

Page 17: ...ole the same hole position and remove ConToCon FPCB Disassemble UPPER and LOWER 5 Disassemblu LCD Separate the UPPER and LOWER by using the tweezer 4 points Remove soldering tape and remove green tape Separate CAMERA and ConToCon FPCB 2 Separate LCD ASS Y from UPPER carefully GAP 1 Separate CAMERA SPEAKER and VIBRATOR from UPPER by using a tweezer 1 Remove double stick tape on LCD EDGE and UPPER 2...

Page 18: ...ck tape 2 Attach CAMERA SPEAKER and VIBRATOR into holes on UPPER 1 Attach double stick tape on UPPER CODE GH74 33043A 2 Attach SUB KEY PAD 3 Insert ConToCon FPCB into CONNECTOR and lock it 2 Attach insulating tape here Green 8 X 4 X 0 08T 4 Attach an insulating tape here Green 27 X 4 X 0 05T 2 Assembly SLIDE Screw the 4 points 1 Make Lower and front the same hole position and insert ConToCon FPCB ...

Page 19: ...n not be used without Samsung s authorization 3 Assembly SHIELDCAN KEYPAD Insert CAMERA KEY and VOLUME KEY Attach KEYPAD to FRONT RIB 2 Attach SIDE KEY and DOME SHEET along the lead gutter 1 Attach SHIELD CAN to KEYPAD 4 Assembly PBA Attach KEY FPCB to PBA CONNECTOR Connect PBA CONNECTOR to LCD FPCB Slide up and put in PBA ...

Page 20: ...d View Disassembly Assembly Instructions 5 8 This Document can not be used without Samsung s authorization 2 Attach RF Sheet here 1 Attach REAR SCREW CAPS Here 2 Fix REAR SCREW CAPS 5 Assembly REAR Screw the 6 points Attach REAR COVER to the body and assemble them ...

Page 21: ...A C113 C CER CHIP 2203 000233 SA C114 C CER CHIP 2203 000254 SA C115 C CER CHIP 2203 000254 SA C116 C CER CHIP 2203 001385 SA C117 C CER CHIP 2203 000466 SA C119 C CER CHIP 2203 001385 SA C120 C CER CHIP 2203 005482 SA C121 C CER CHIP 2203 005482 SA C123 C CER CHIP 2203 006838 SA C124 C CER CHIP 2203 005482 SA C125 C CER CHIP 2203 000438 SA C126 C CER CHIP 2203 006838 SA C127 C CER CHIP 2203 00027...

Page 22: ...CER CHIP 2203 006257 SA C304 C CER CHIP 2203 006824 SA C305 C CER CHIP 2203 006257 SA C306 C CER CHIP 2203 006562 SA C307 C CER CHIP 2203 006562 SA C308 C CER CHIP 2203 006825 SA C309 C CER CHIP 2203 006257 SA C310 C CER CHIP 2203 006257 SA C311 C CER CHIP 2203 006824 SA C312 C CER CHIP 2203 006824 SA C314 C CER CHIP 2203 006257 SA C317 C CER CHIP 2203 006562 SA C318 C CER CHIP 2203 006562 SA C319...

Page 23: ...CER CHIP 2203 000386 SA C416 C CER CHIP 2203 000386 SA C417 C CER CHIP 2203 000254 SA C418 C CER CHIP 2203 000278 SA C419 C CER CHIP 2203 005393 SA C420 C CER CHIP 2203 005482 SA C421 C CER CHIP 2203 000679 SA C422 C CER CHIP 2203 000330 SA C423 C CER CHIP 2203 001259 SA C424 C CER CHIP 2203 005050 SA C425 C CER CHIP 2203 005482 SA C427 C CER CHIP 2203 005393 SA C428 C CER CHIP 2203 000278 SA C429...

Page 24: ... FEM 2911 000071 SA F101 FILTER LC 2909 001279 SA F200 FILTER EMI SMD 2901 001316 SA F400 FILTER EMI SMD 2901 001463 SA F500 FILTER EMI SMD 2901 001462 SA F501 FILTER EMI SMD 2901 001462 SA F502 FILTER EMI SMD 2901 001463 SA IFC400 SOCKET INTERFACE 3710 002523 SA L105 INDUCTOR SMD 2703 002369 SA L106 C CER CHIP 2203 005450 SA L107 INDUCTOR SMD 2703 002314 SA L108 INDUCTOR SMD 2703 002484 SA L109 C...

Page 25: ...R200 R CHIP 2007 000170 SA R201 R CHIP 2007 000170 SA R206 R CHIP 2007 000171 SA R207 R CHIP 2007 000758 SA R209 R CHIP 2007 000171 SA R210 R CHIP 2007 000162 SA R211 R CHIP 2007 000162 SA R212 R CHIP 2007 000162 SA R213 R CHIP 2007 000162 SA R215 R CHIP 2007 000758 SA R216 R CHIP 2007 000171 SA R218 R CHIP 2007 000140 SA R220 R CHIP 2007 000148 SA R221 R CHIP 2007 001319 SA R222 R CHIP 2007 00131...

Page 26: ... CHIP 2007 007528 SA R413 R CHIP 2007 002796 SA R414 R CHIP 2007 001291 SA R416 R CHIP 2007 001291 SA R417 R CHIP 2007 000171 SA R418 R CHIP 2007 000171 SA R501 R CHIP 2007 000148 SA R502 R CHIP 2007 007107 SA R503 R CHIP 2007 000152 SA R504 R CHIP 2007 000162 SA R505 R CHIP 2007 001333 SA R507 R CHIP 2007 000162 SA R508 R CHIP 2007 000162 SA R600 R CHIP 2007 000171 SA R601 R CHIP 2007 007014 SA R...

Page 27: ...G 1203 003737 SA U303 IC POWER SUPERVISOR 1203 004382 SA U304 IC POSI FIXED REG 1203 003737 SA U402 IC AUDIO AMP 1201 002492 SA U600 IC ASIC SGHE420 GH13 00042A SA U601 IC CMOS LOGIC 0801 002237 SA UCP200 IC COMM CONTROLLER 1205 003238 SA UME200 IC MCP 1108 000130 SA VR500 THERMISTOR NTC 1404 001221 SA ZD300 DIODE ZENER 0403 001547 SA ZD400 DIODE TVS 0406 001254 SA ZD401 DIODE TVS 0406 001254 SA Z...

Page 28: ...SAMSUNG Proprietary Contents may change without notice Main Electrical Parts List 6 8 This Document can not be used without Samsung s authorization ...

Page 29: ...SAMSUNG Proprietary Contents may change without notice This Document can not be used without Samsung s authorization 7 Block Diagrams 7 1 ...

Page 30: ...SAMSUNG Proprietary Contents may change without notice Block Diagrams This Document can not be used without Samsung s authorization 7 2 ...

Page 31: ...SAMSUNG Proprietary Contents may change without notice 8 PCB Diagrams 8 1 This Document can not be used without Samsung s authorization Top ...

Page 32: ...SAMSUNG Proprietary Contents may change without notice PCB Diagrams 8 2 This Document can not be used without Samsung s authorization Bottom ...

Page 33: ...ower On does not work Change the Battery END No Yes C323 VISA 2 7V Check the PMU related to VINT No Yes Check the Clock at R308 32KHZ Resolder OSC300 No Yes C303 VDD_IO_LOW C305 VDD_IO_HIGH H Check the related circuit No Yes C329 VDD_GSM_CORE 1 8V Check the VDD_GSM_CORE circuit No Yes Check for the clock at C125 26MHz Check the clock generation circuit related to U101 No Yes Check the initial oper...

Page 34: ...SAMSUNG Proprietary Contents may change without notice This Document can not be used without Samsung s authorization Flow Chart of Troubleshooting 9 2 ...

Page 35: ...Troubleshooting 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 R216 RSTEXTn H Yes Yes No change UCP200 Check the 16bit data signal memory CE Yes ...

Page 36: ...SAMSUNG Proprietary Contents may change without notice This Document can not be used without Samsung s authorization Flow Chart of Troubleshooting 9 4 ...

Page 37: ... not be used without Samsung s authorization 9 5 9 3 Charging Part Check the U303 pin 38 4 9V Abnormal charging part END No Yes U303 pin 34 AUX_ON L No Yes Check the U303 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 U303 Yes ...

Page 38: ...SAMSUNG Proprietary Contents may change without notice This Document can not be used without Samsung s authorization Flow Chart of Troubleshooting 9 6 ...

Page 39: ...d without Samsung s authorization 9 7 9 4 Sim Part SIM300 pin 1 5 H Phone can t access SIM Card Resolder or replace U303 Check the SIM Card END No Yes Yes Yes No Check the Clock After Power ON Check SIMCLK Signal on pin3 of SIM300 in a few second Yes No Replace PBA After SIM card insert SIM300 pin 2 H SIM_RST Yes ...

Page 40: ...SAMSUNG Proprietary Contents may change without notice This Document can not be used without Samsung s authorization Flow Chart of Troubleshooting 9 8 ...

Page 41: ...e used without Samsung s authorization 9 9 9 5 Microphone Part Check the connection from MIC Check the circuit from UCP200 to MIC Resolder MIC Resolder the C420 C425 R411 R412 END No Yes Yes Yes Yes No Check F400 PIN 1 H No Check the JACK_IN signal Microphone does not work Yes Check the MIC No Replace the MIC ...

Page 42: ...SAMSUNG Proprietary Contents may change without notice This Document can not be used without Samsung s authorization Flow Chart of Troubleshooting 9 10 ...

Page 43: ...be used without Samsung s authorization 9 11 9 6 Speaker Part Melody U402 pin 7 2 9V Speaker does not work U500 pin 15 17 1 8V When U500 operate Resolder U402 No Yes No Resolder or replace U402 Yes CN501 pin 2 3 1 8V When U402 operate Resolder CN501 No Yes END Yes Is Speaker working Change the Speaker No Yes ...

Page 44: ...SAMSUNG Proprietary Contents may change without notice This Document can not be used without Samsung s authorization Flow Chart of Troubleshooting 9 12 ...

Page 45: ...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 46: ...ce This Document can not be used without Samsung s authorization Flow Chart of Troubleshooting 9 14 9 8 Receiver Part Is Receiver working Resolder UCP200 or Change PBA END No Yes Yes Receiver does not work No Replace the Receiver Yes Is Receiver working ...

Page 47: ...shooting This Document can not be used without Samsung s authorization 9 15 9 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 HDC600 PIN 23 H Resolder CN501 or change PBA No Yes ...

Page 48: ...SAMSUNG Proprietary Contents may change without notice This Document can not be used without Samsung s authorization Flow Chart of Troubleshooting 9 16 ...

Page 49: ...thout notice Flow Chart of Troubleshooting This Document can not be used without Samsung s authorization 9 17 9 10 Key Back Light U300 pin6 H Check the U300 related to VDD_KEY END No Yes Yes Main Key LED does not work U300 pin3 3 3V Change U300 ...

Page 50: ...SAMSUNG Proprietary Contents may change without notice This Document can not be used without Samsung s authorization Flow Chart of Troubleshooting 9 18 ...

Page 51: ...ument can not be used without Samsung s authorization 9 19 9 11 Camera part Camera function does not work Yes No Reconnect the camera module Check the Camera connector on LCD module Yes CN501 Pin21 H No Resolder CN501 or change PBA Yes Is there another problem END Replace the camera module Yes ...

Page 52: ... RF input CH center freq 67 7kHz Amp 50dBm Yes F100 Pin13 65dBm No Resolder CN100 C104 Yes Check ANT Switch control circuit F100 Pin1 2 68dBm Check F100 pin9 pin10 L No No Yes Yes Resolder F100 No Resolder C116 C119 L113 U101 pin 23 70dBm pin 24 70dBm Yes No U101 pin12 13 28 29 2 8V U101 pin 4 5 6 7 1V No Check Resolder U101 RF PSU Part Yes Yes Resolder U101 Check UCP200 END ...

Page 53: ... No No Yes Yes Yes Yes Yes Yes Yes Yes Check Resolder RFLO signal RF13MHz RF PSU Part Check VBAT or PAM control signal Resolder or Change F100 Check Pam100 VBATT pin17 Yes U101 pin 4 5 6 7 1V Resolder R102 Resolder or Change PAM100 or L109 C110 Change or Resolder F100 Change or Resolder L109 C110 L111 PAM100 pin4 11dBm PAM100 pin4 15dB PAM100 pin11 18dBm F100 pin10 18dBm Check F100 pin9 L pin12 H ...

Page 54: ...SAMSUNG Proprietary Contents may change without notice This Document can not be used without Samsung s authorization Flow Chart of Troubleshooting 9 22 ...

Page 55: ...er Check F100 pin10 pin12 L Check UCP200 No No No No No Yes Yes Yes Yes Yes Yes Resolder U101 Check Resolder U101 RF PSU Part U101 pin12 13 28 29 2 8V Resolder C108 C109 L110 Resolder F100 Check ANT Switch control circuit F100 pin3 70dBm U101 pin 4 5 6 7 1V F100 Pin3 68dBm RX ON RF input CH center freq 67 7kHz Amp 50dBm Yes No END Resolder CN100 C104 F100 Pin7 65dBm ...

Page 56: ... No No No No Yes Yes Yes Yes Yes Yes Yes Yes Check Resolder RFLO signal RF13MHz RF PSU Part Check VBAT or PAM control signal Resolder or Change Pam100 Check Pam100 VBATT pin17 Yes U101 pin 4 5 6 7 1V Resolder R103 Resolder L112 C117 Check ANT Switch control circuit Change or Resolder L112 C117 C118 PAM100 pin3 11dBm PAM100 pin3 15dB PAM100 pin15 18dBm F100 pin3 18dBm Check F100 pin9 H 2 6V pin11 L...

Page 57: ...SAMSUNG Proprietary Contents may change without notice Flow Chart of Troubleshooting This Document can not be used without Samsung s authorization 9 25 ...

Page 58: ...ver RX ON RF input CH center freq 67 7kHz Amp 50dBm Yes F100 Pin7 65dBm No Resolder CN100 C104 Yes F100 Pin5 68dBm Check F100 Pin9 Pin11 L No No Check ANT Switch control circuit Yes Yes Resolder F100 F100 pin5 70dBm No Resolder C102 C103 L108 Yes U101 pin12 13 28 29 2 8V U101 Pin4 5 6 7 1V No No Check Resolder U101 RF PSU Part Yes Yes Resolder U101 Check UCP200 END ...

Page 59: ...F100 pin9 H 2 6V pin11 L No No Check ANT Switch control circuit Yes Change or Resolder L112 C117 L118 Yes PAM100 pin15 18dBm No Resolder or Change L112 C117 C118 Yes Check Pam100 VBATT pin17 PAM100 pin3 11dBm No No Resolder or Change Pam101 Check VBAT or PAM control signal Yes Yes No Pam100 pin3 15dBm Resolder R103 Yes U101 pin12 13 28 29 2 8V U101 pin 4 5 6 7 1V No No Check Resolder RFLO signal R...

Page 60: ...SAMSUNG Proprietary Contents may change without notice This Document can not be used without Samsung s authorization Flow Chart of Troubleshooting 9 28 ...

Page 61: ...SAMSUNG Proprietary Contents may change without notice Flow Chart of Troubleshooting This Document can not be used without Samsung s authorization 9 29 ...

Page 62: ...SAMSUNG Proprietary Contents may change without notice This Document can not be used without Samsung s authorization Flow Chart of Troubleshooting 9 30 ...

Page 63: ...ase Shift Keying z CA Conditional Access z CDM Code Division Multiplexing z C I Carrier to Interference z DMB Digital Multimedia Broadcasting z EN European Standard z ES Elementary Stream z ETSI European Telecommunications Standards Institute z MPEG Moving Picture Experts Group z PN Pseudo random Noise z PS Pilot Symbol z QPSK Quadrature Phase Shift Keying z RS Reed Solomon z SI Service Informatio...

Page 64: ...SAMSUNG Proprietary Contents may change without notice Reference data 10 2 This Document can not be used without Samsung s authorization ...

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