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SAMSUNG Proprietary-Contents may change without notice

8. Level 3 Repair

8-1

This Document can not be used without Samsung's authorization

8-1. Block Diagram

PNX4852

GSM/GPRS Class 10 single chip

32 bit ARM926EJ S

control processor

Keypad

32-bit ARM926EJ-S

control processor

SAIC/TTY/CTM

Integrated DCXO and AFC correction

I2C/UART/PCM/PWM/USB charge/OVP

Bluetooth/FM support

SIM card interface, Dual SIM supported

Color LCD, 1.77” QQVGA

Analog accessory detection

RF Subsystem

RF System

SIM

Motor

Bluetooth

Analog accessory detection

Three clock outputs(32kHz.,26MHz,26/nMHz)

Up to 42 GPIOs(1.8V/2.8V)

78MHz burst memory access

PMU

(SPI)

OVP

Battery

Memory

Audio Subsystem

IF Connector

(20 Pin)

Memory

MIC

Ear MIC

LCD

1 77" 128x160

Camera

(VGA)

Backend IC

SPK

EAR SPK

SD Card

1.77 128x160

QQVGA

TFT

(VGA)

Содержание GT-E2370

Страница 1: ...pecifications and other product information provided in this document inclu ding but not limited to the benefits design pricing components performance availability and capabiliti es of the product are subject to change without notice or obligation Samsung reserves the right to make changes to this document and the product described herein at anytime without obligation on Samsung to provide notific...

Страница 2: ...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...

Страница 3: ...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...

Страница 4: ... 960 1710 1785 1805 1880 ARFCN range 0 124 975 1023 512 885 Tx Rx spacing 45MHz 95MHz Mod Bit rate Bit Period 270 833kbps 3 692us 270 833kbps 3 692us Time Slot Period Frame Period 576 9us 4 615ms 576 9us 4 615ms Modulation 0 3GMSK 0 3GMSK MS Power 33dBm 5dBm 30dBm 0dBm Power Class 5 19 class4 0 15 class1 Sensitivity 102dBm 100dBm TDMA Mux 8 8 Cell Radius 35Km 2Km 2 1 GSM General Specification ...

Страница 5: ...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 2 dBm 6 31 2 dBm 7 29 2 dBm 8 27 2 dBm 9 25 2 dBm 10 23 2 dBm 11 21 2 dBm 12 19 2 dBm 13 17 2 dBm 14 15 2 dBm 15 13 2 dBm 16 11 3 dBm 17 9 3 dBm 18 7 3 dBm 19 5 3 dBm 2 2 GSM TX power class ...

Страница 6: ...ion 3 1 This Document can not be used without Samsung s authorization Main Function GSM 900 1800 1 77 QQVGA 262K TFT SMD VGA 0 3 MEGA PIXEL MP3 64 Poly Ringtones BT 2 0 USB 2 0 WAP 2 0 SOS Message Auto time setting Battery 2000mAh GSM Dual Band GPRS Class 10 Band 900 1800 GPRS BB PNX 4852 STE ...

Страница 7: ...notice 4 Exploded View and Parts List 4 1 This Document can not be used without Samsung s authorization 4 1 Cellular phone Exploded View QFR01 QAR01 QLC01 QMP01 QSP01 QCA01 QMO01 QCR91 QDC01 QCK02 QKP01 QMI01 QCR72 QAN02 QDC02 QRE01 QBC00 QVK02 QIF01 ...

Страница 8: ...QAN02 INTENNA MAIN GT E2370 GH42 02389A QSP01 MODULE SPK GT E2370 GH59 08984A QVK02 KEY FPCB TORCH KEY GT E2370 GH59 09722A QMP01 A S ASSY GTE2370_PBA MAIN COMM GH82 04944A QLC01 ELA MODULE LCD MOD ASSY SCH_R100 GH96 04101A QCA01 ASSY CAMERA GT E2370 GH96 04339A QFR01 ASSY CASE FRONT GH98 16245A QRE01 ASSY CASE REAR GH98 16246A QBC00 ASSY COVER BATT GH98 16692A QKP01 ASSY KEYPAD EU GH98 17106A QDC...

Страница 9: ...H04FU TE85L U305 0904 002568 AIT708U U300 1001 001546 STG5223QTR TR300 1003 001440 MDC3105LT1 UME200 1108 000228 K5N5629ATA AT80 PAM100 1201 002985 SKY77548 U303 U304 1201 003012 SCY99136FCCT2G U301 1203 004819 RP103K281D TR U302 U307 U308 1203 005512 MIC5365 3 3YMT U310 1203 005848 MIC5370 MGYMT U306 1203 006203 AHK3291IGU T1 U101 1204 003155 SI4708 C GMR U100 1205 003816 E STLC2584TR UCP200 1205...

Страница 10: ...43 2203 000386 GRP1555C1H150J C220 2203 000386 GRP1555C1H150J C136 C142 C146 C151 2203 000425 GRP1555C1H180J C153 C154 2203 000425 GRP1555C1H180J C137 2203 000438 GRP155R71H102K C152 2203 000585 GRP155R71H221KD01E C128 C133 C141 2203 000679 GRP1555C1H270J C150 C155 C156 C236 2203 000812 GRP1555C1H330J C331 2203 000812 GRP1555C1H330J C107 2203 000995 GRP1555C1H470J C132 2203 001153 GRP1555C1H680J C...

Страница 11: ...C323 2203 006562 CV05X5R105K10AH C324 C328 C333 2203 006562 CV05X5R105K10AH C217 C218 C232 2203 006824 CV105X5R475K10AT C229 2203 006841 CV05X5R105K16AH C102 2203 006872 GRM155R60J225ME15D C322 2203 007240 CL10A226MQ8NRNE C110 C234 C319 2203 007279 CV105X5R106M10AT C201 C239 2203 007317 CV05X5R475M06AH C228 2203 007425 CL10A225KA5LNNC TA100 2404 001377 F980J226MMA L106 2703 002170 CIH05T6N8JNC L10...

Страница 12: ...113 3301 001756 BLM15HG102SN1D L114 3301 001756 BLM15HG102SN1D RFS100 3705 001503 KMS 560 HEA300 3708 002222 FH26 21S 0 3SHBW SIM200 3709 001488 5000 6P 1 5S SD300 3709 001591 SCHB1B0102 IFC100 3710 002683 HY20 AB0310 BTC200 3711 006137 2005 03 263 ANT102 3712 001348 HJ ICT 05Y ANT101 4202 001515 AMAN201510ST01 SC100 SC101 SC102 GH70 03951A ONBOARD CLIP 7 SC105 SC106 SC107 GH70 03951A ONBOARD CLIP...

Страница 13: ...authorization 6 1 S W Download 6 1 1 Pre requsite for S W Downloading Downloader Program PNX49xx Downloader v1 0 For Lite GT E2370 Mobile Phone Data Cable JIG BOX GH99 36900A RF Test Cable GH39 00985A JIG Cable GH39 01313A Adapter GH99 38251A Serial Cable Binary files Settings Connect to ANYWAY JIG BOX JIG CABLE Phone to JIG ...

Страница 14: ...r 6 2 This Document can not be used without Samsung s authorization 6 1 2 S W Downloader Program Load the binary download program by executing the PNX49xx Downloader v1 0 Lite enter this file 1 Select the connected serial port and the rate of speed 2 Select the D L Mode ...

Страница 15: ...G Proprietary Contents may change without notice Level 1 Repair 6 3 This Document can not be used without Samsung s authorization 3 Select the Binary TFS file 4 Press the Start button and connect the Handset ...

Страница 16: ...ithout notice Level 1 Repair 6 4 This Document can not be used without Samsung s authorization 5 When downloading is complete automatically the small window was showed up 6 Confirm the downloaded version name and etc 1234 Full Reset 2767 3855 ...

Страница 17: ...amage 1 Be careful not to make scratch and molding damage 1 Be careful not to make scratch and molding damage 1 Be careful not to make scratch and molding damage 7 1 Disassembly and Assembly Instructions 7 1 1 Disassembly Release Side Cover 2 Point at rear 1 2 Release Screw 6 Point at rear 3 Disjoint hook on the right side of the rear Pull the REAR by lifting it from top to bottom 4 ...

Страница 18: ...t Samsung s authorization 1 Be careful not to make scratch and molding damage 1 Be careful not to damage to LCD Module 1 Be careful not to make damage to MIC FPCB 8 Disassemble Main PBA from the FRONT 7 Disassemble Main PBA from the FRONT 5 Release Screw 2Point at rear Press front side hook to release Main PBA 6 ...

Страница 19: ...uthorization 1 Be careful not to damage to LCD Module 1 Be careful not to make damage to MIC FPCB 1 Beware that you do not damage MIC F PCB 7 1 2 Assembly 1 2 3 4 Set a PBA and front Assemble the hooks on the bottom of the rear Press front side hook to lock Main PBA and insert MIC to front carefully Assemble PBA to the front ...

Страница 20: ... damage 1 Be careful not to make scratch and molding damage 1 Connect and attach front and rear 1 Be careful not to make scratch and molding damage 5 6 Drive Screws at 6 points with torque 1 2 0 1 Kgf Assemble the left right hook on the side of the rear Assemble the left right Side Cover on the side of the rear 8 7 SEC Code GH68 23505A LABEL P PREVENT DISASSEMBLEA Attach left spot ...

Страница 21: ...ted DCXO and AFC correction I2C UART PCM PWM USB charge OVP Bluetooth FM support SIM card interface Dual SIM supported Color LCD 1 77 QQVGA Analog accessory detection RF Subsystem RF System SIM Motor Bluetooth Analog accessory detection Three clock outputs 32kHz 26MHz 26 nMHz Up to 42 GPIOs 1 8V 2 8V 78MHz burst memory access PMU FM SPI OVP Battery Memory Audio Subsystem IF Connector 20 Pin Memory...

Страница 22: ...SAMSUNG Proprietary Contents may change without notice Level 3 Repair 8 2 This Document can not be used without Samsung s authorization 8 2 PCB Diagrams 8 2 1 Top ...

Страница 23: ...SAMSUNG Proprietary Contents may change without notice Level 3 Repair 8 3 This Document can not be used without Samsung s authorization 8 2 1 Bottom ...

Страница 24: ...3 Repair 8 4 This Document can not be used without Samsung s authorization 8 3 Flow Chart of Troubleshooting presetting methods for checking TP GND TP exp Vbatt C108 C109 C212 C308 using Oscilloscope look over the coming out signal Oscilloscope GND TP Test Point ...

Страница 25: ...ce Level 3 Repair 8 5 This Document can not be used without Samsung s authorization Multi meter Checking the TP test point using Multi meter EX to look up the TP shunt Cap if checking the GND you can listen beep if checking the Signal you can t listen it ...

Страница 26: ...On does not work Change the Battery Because of batt power low END No Yes Check the Clock at OSC 200 1 4pin CLK32K 32KHZ TP OSC200 1 4pin Resolder OSC200 No Yes Check the Clock at UCP200 CLK32K 32KHZ TP TP_32K Check the Main Chip to lookover the Chip damage TP TP_32K look over the waverform using the oscilloscope No Yes VCORE_1 25V 1 25V TP C212 204 Resolder L202 Replace UCP200 to confirm coming ou...

Страница 27: ...SAMSUNG Proprietary Contents may change without notice Level 3 Repair 8 7 This Document can not be used without Samsung s authorization ...

Страница 28: ... Samsung s authorization 8 3 2 Initial UCP200 pin T4 RSTON H 2 8V TP R212 using the oscilloscope GND TP Initial Failure Replace UCP200 must be H using a Heatgun END No Yes UCP200 pin M4 or D12 H 2 8V TP C222 JTAG 4pin Yes Yes No Change PBA to check C222 JTAG 4pin Check the 16bit data signal memory CE TP U201 Yes ...

Страница 29: ...SAMSUNG Proprietary Contents may change without notice Level 3 Repair 8 9 This Document can not be used without Samsung s authorization ...

Страница 30: ...8 Abnormal charging part END No Yes UCP200 pin V9 AUX_DET L 2 8V No Yes Check the TR200 it be possible the problem things No Yes Check the 18 19 20 pin of IFC100 be possible that it s not soldering well Check the 10 pin of IFC100 be possible that it s not soldering well Relpace TR200 Yes UCP200 pin R10 W10 L HIGH No Yes Replace UCP200 because of be possible for charging block to get damaged ...

Страница 31: ...SAMSUNG Proprietary Contents may change without notice Level 3 Repair 8 11 This Document can not be used without Samsung s authorization ...

Страница 32: ...ust be sim pin1 or R210 H 3 0V Check the SIM Card look over if it get damaged END No Yes Yes Yes No Resolder or Replace SIM200 connector Because of not soldering well After Power ON Check SIMClk Signal on pin3 of SIM200 in a few second method wiring pin 3 and checking its waveform using an oscilloscope Yes No Confirm an another PBA After SIM card insert SIM200 pin 2 SIM_RST H 3 0V method wiring pi...

Страница 33: ...SAMSUNG Proprietary Contents may change without notice Level 3 Repair 8 13 This Document can not be used without Samsung s authorization ...

Страница 34: ...Mic Active TP R107 Check the MIC Connection look over schematics about schemetics Replace UCP200 using a Heatgun Because of not soldering well Resolder R106 R107 L108 C139 C145 ZD100 not work if those is not connected END No Yes Yes Yes Yes No Check the MIC sample it be possible the problem things No Replace an another MIC because of being possible the problem Microphone does not work ...

Страница 35: ...SAMSUNG Proprietary Contents may change without notice Level 3 Repair 8 15 This Document can not be used without Samsung s authorization ...

Страница 36: ...UDIO SW output signal enable pin TP 2 10 8pin Replace U300 using a Heatgun be possible of being UCP a bad sample No Yes No Replace UCP200 using a heatgun Yes Check the U303 U304 AUDIO AMP output signal enable pin TP A2 C2 C3 pin Resolder C315 C316 R322 R323 C306 C311 R306 R307 not work if those is not connected and then replace U303 U304 using a Heatgun No Yes END Yes Is Speaker working Listening ...

Страница 37: ...SAMSUNG Proprietary Contents may change without notice Level 3 Repair 8 17 This Document can not be used without Samsung s authorization ...

Страница 38: ...ial Operation Yes When you pushed all of the Key does the key have tension Change Domesheet 1 look over the Dome situation whether be sunken 2 look over the Dome location whether be out of line Yes All of the key doesn t work except POWER ON KEY Replace the PBA over the insturctions again and change the board because of be possible for PBA to get damaged Yes No END No ...

Страница 39: ...SAMSUNG Proprietary Contents may change without notice Level 3 Repair 8 19 This Document can not be used without Samsung s authorization ...

Страница 40: ...n LCD Backlight does not work Yes Is LCD Contrast set on high level in the Menu menu settings display light LCD contrast No Set LCD Contrast on high level menu settings display light LCD contrast select 5Level level 1 5 Yes 1 Resolder U306 with an soldering iron 2 Repalce LCD Module to check if it has the problem No Is U306 pin 3 H 3 3V Wiring pin 1 LCD_BL_EN Yes END ...

Страница 41: ...SAMSUNG Proprietary Contents may change without notice Level 3 Repair 8 21 This Document can not be used without Samsung s authorization ...

Страница 42: ...ey LED does not work Yes No Replace UCP200 using a Heatgun must be coming out the signal H Check the UCP200 pin B10 H 2 8V Yes 1 Replace the LED be possible that the sample has the problem 2 Change PBA Key LED does not work look over the LED light END Yes No Yes No Replace U307 using a Heatgun must be coming out the signal H Check the output signal of U307 TP 1pin ...

Страница 43: ...SAMSUNG Proprietary Contents may change without notice Level 3 Repair 8 23 This Document can not be used without Samsung s authorization ...

Страница 44: ...tting 8960 Rx setting 1 Active Cell select GSM or GPRS 2 Connetion Type select Auto GSM BLER GPRS 3 BCH Parameter select measuring band DCS or EGSM 4 Cell power 60dBm Tx setting After setting 8960 EGSM DCS 1 After setting prepare the call setup Display 2 Using an Originate Call make a call 3 Confirm the display connected 4 start the measuring ...

Страница 45: ...ice Level 3 Repair 8 25 This Document can not be used without Samsung s authorization 8960 spectrum analyzer down up at picture spectrum analyzer testing method the way using an Osciliscope 8960 connect using RF Cable between 8960 RF Connector in board ...

Страница 46: ...wer 60dBm Yes PAM100 Pin 17 65dBm TP C107 using spectrum analyzer Resolder L100 C107 No Check PAM100 Pin 4 L 0 4V Pin 5 L 0 4V Pin 6 H 2 4V Yes PAM100 Pin 12 68dBm No Check ANT Switch control circuit No Resolder PAM100 Yes Yes F101 pin 7 6 70dBm TP C124 C126 using spectrum analyzer Resolder F101 No Yes Check Resolder C211 C212 C217 C218 L200 And PMU Part and UCP200 Yes END ...

Страница 47: ...er 60dBm Yes PAM100 Pin17 65dBm TP C107 using spectrum analyzer Resolder L100 C107 No Check PAM100 Pin 4 L 0 4V Pin 5 H 2 4V Pin 6 H 2 4V Yes No PAM100 Pin13 68dBm Check ANT Switch control circuit No Resolder PAM100 Yes Yes F101 pin 8 9 70dBm TP C121 C123 using spectrum analyzer Resolder F101 No Yes Check Resolder C211 C212 C217 C218 L200 And PMU Part and UCP200 Yes END ...

Страница 48: ...SAMSUNG Proprietary Contents may change without notice Level 3 Repair 8 28 This Document can not be used without Samsung s authorization ...

Страница 49: ...SAMSUNG Proprietary Contents may change without notice Level 3 Repair 8 29 This Document can not be used without Samsung s authorization ...

Страница 50: ...2 4V Pin 5 L 0 4V Pin 6 L 0 4V No PAM100 Pin 27 4 dBm TP L117 C158 using spectrum analyzer No Yes Check ANT Switch control circuit Change or Resolder PAM100 Yes Yes Check PAM100 VBATT pin30 3 7V TP C110 OK Yes Change the UCP200 if a damaged chip Check VBAT using the osciliscope TP C110 or PAM control signal No No PAM100 pin27 4dBm TP L117 C158 using spectrum analyzer Resolder or Change L117 C158 Y...

Страница 51: ...2 4V Pin 5 H 2 4V Pin 6 L 0 4V No PAM100 pin2 4 dBm TP L116 C157 using spectrum analyzer No Yes Check ANT Switch control circuit Change or Resolder PAM100 Yes Yes Check PAM100 VBATT Pin30 3 7V TP C110 OK Yes Change the UCP200 if a damaged chip Check VBAT using the osciliscope TP C110 or PAM control signal No No PAM100 pin29 4dBm TP L116 C157 using spectrum analyzer Resolder or Change L116 C157 Yes...

Страница 52: ...SAMSUNG Proprietary Contents may change without notice Level 3 Repair 8 32 This Document can not be used without Samsung s authorization ...

Страница 53: ...SAMSUNG Proprietary Contents may change without notice Level 3 Repair 8 33 This Document can not be used without Samsung s authorization ...

Страница 54: ...ts may change without notice Level 3 Repair 8 34 This Document can not be used without Samsung s authorization 8 4 Service Schematics NC Point Top View NC UME200 1 2 3 4 5 6 7 8 9 10 A A B B C C D D E E F F 1 2 3 4 5 6 7 8 9 10 ...

Страница 55: ...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...

Страница 56: ...EUP C5 CLK_REQ_OUT_1 C6 VSS_ANA_3 C7 VDD_N D1 PCM_CLK A7 VDD_HV_A B1 VDD_RF B2 VSS_ANA_1 B3 GPIO_11 B4 GPIO_16 B5 GPIO_8 B6 VSS_ANA_2 B7 VDD_DSM 1 NC 2 NC A1 VSS_RF_1 A2 RFN A3 RFP A4 TOUT_IP_QN A6 TOUT_IN_QP U100 4 4 5 5 C150 SC102 1 1 2 2 3 3 C136 C107 C158 C133 SPI_CLK C154 ZD100 R112 R118 R115 C108 C130 L119 C159 L116 R105 C116 C101 L111 L109 C111 R108 1 1 2 2 3 3 4 4 5 5 ANT100 1 2 SPK100 SPI...

Страница 57: ... J18 PCM_CLK J19 GPIO52 J2 GPIO57 J4 VDD_VIO2 J5 GND_VCORE H7 GND_VCORE H8 GND_VCORE H9 GPIO39 J1 GND_VCORE J10 GND_VCORE J11 GND_VCORE J12 GND_VCORE J13 VDD_VSIM H13 PCM_DI H15 PCM_DO H16 SIM_DATA H18 SIM_CLK H19 GND_RF H2 GPIO38 H4 GPIO10 H5 VDD_RF_IO G5 GND_VCORE G7 GND_VCORE G8 GND_VCORE G9 GND_RF H1 GND_VCORE H10 GND_VCORE H11 GND_VCORE H12 ADDR1 G12 GND_VSIM G13 ADDR20 G15 SIM_RST G16 DATA0 ...

Страница 58: ...U306 6 D1 4 D2 EN 1 END 1 2 VMEM_1 8V TP307 R331 C305 TP300 R339 C312 DIGIT307 1 2 R336 U308 EN 3 2 GND GND 5 4 VIN VOUT 1 VBAT RIGHT 1 2 VMEM_1 8V C332 VMEM_1 8V R338 R321 R323 1 2 LEFT VCAM_2 8V C322 C323 VDD_LCD_2 8V VDD_LCD_2 8V 1 1 2 2 C318 MOTOR300 C326 DIGIT304 1 2 TP306 TP302 LED300 L301 VMEM_1 8V C307 C302 EN 3 2 GND GND 5 4 VIN VOUT 1 C311 U302 R340 2 R317 DIGIT302 1 R314 VCAM_2 8V DIGIT...

Страница 59: ...is 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 Samsung Electronics Co Ltd 2011 02 Rev 1 1 ⓒ ...

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