Samsung SGH-T508 Скачать руководство пользователя страница 43 | Manualshive

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5-23

Flow Chart of Troubleshooting and Circuit Diagrams

SGH-T508_REV2.0

Title

Size

Date:

Model & VER.

Sheet

5

of 6

RF Part1

A3

300

R510

27K

R520

33PF

C511

R515

2.2K

20K

R504

R521

2

GND

OUT

3

4

VCC

1

VT

390

10K

R505

RF-TCO9141

U504

D111

RB520S-30

18

R507

R502

10

C510

22NF

C505

1.8PF

L502

10nH

C503

1.2PF

C506

5

G

1

IN

3

OUT

4

OUT

1.8PF

B7821

U500

2

G

22NF

C512

C513

100PF

B7820

U501

2

G

G

5

1

IN

3

OUT

OUT

4

R511

22NF

C509

0

10NF

C518

C515

22NF

10K

R514

10NF

C517

100PF

C504

L501

27NH

300

R509

C514

C516

10NF

22NF

C519

100PF

SCLK

SDI

18

15

SDO

SENB

16

VDDA

20

6

VDDC

7

XIN

19

XOUT

ION

12

11

IOP

PDNB

14

5

RXIN

4

RXIP

3

RXQN

RXQP

2

17

CKN

CKP

9

1

GND

8

GND

13

GND

21

GND

GND

22

GND

23

GND

24

SI4201-BM

U503

10

28

25

VDDR

XIN

7

R519

1K

16

23

RFLON

RFLOP

24

SCLK

12

SDI

13

SDO

10

11

SENB

5

VDDD

VDDI

26

27

IFLOP

NC

8

NC

14

PDNB

9

20

RFLA

RFLB

19

RFLC

17

RFLD

GND

18

GND

21

GND

GND

22

GND

29

GND

30

3

IFLA

IFLB

2

IFLON

SI4133T-BM

U505

1

GND

GND

31

GND

32

GND

4

GND

6

15

2SC4617

2

3

1

C508

22NF

Q500

L504

1.0nH

C501

22NF

R516

1K,1%

TXIP

TXQN

8

7

TXQP

23

VDD1

VDD2

14

VDD3

32

VDD4

26

RFIGP

RFIPN

18

17

RFIPP

RFLON

13

RFLOP

12

RFOD

24

25

RFOG

6

TXIN

5

2

IOP

29

L1

L2

28

31

PDNB

RFIDN

20

19

RFIDP

RFIGN

22

21

GND

GND

30

33

GND

GND

34

GND

35

GND

36

10

IFLON

IFLOP

9

ION

1

U502

SI4200-BM

CKN

3

CKP

4

DIAG1

16

15

DIAG2

11

GND

27

100

R518

R517

5

1

51

R522

C507

33PF

1.2PF

C502

22NF

C500

R503 390

R513

91K

NC

R530

7.5NH

L500

R523

51

SYNEN1

SENB

3.9nH

L503

GSMRX

XIN

MC_PDN

_BANDSEL

MEL13M

DCSRX

3VRF

3VRF

IRXN

IRXP

QRXN

QRXP

SCLK_O

SDATA_O

SENB

XIN

DCSTX

GSMTX

SDATA

SCLK

BANDSEL

IFLON

IFLOP

PDNB_O

RFLON

RFLOP

ITXN

ITXP

QTXN

QTXP

XVCC

AFC

CLK13M

XIN

PDNB

RFLON

RFLOP

IFLON

SDATA_O

SCLK_O

PDNB_O

IFLOP

3VRF

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Содержание SGH-T508

Страница 1: ... BAND Mobile Cellular Phone SGH T508 Manual DUAL BAND MOBILE CELLULAR PHONE CONTENTS 1 Exploded Views and Parts List 2 PCB Diagrams 3 Electrical Parts List 4 Block Diagrams 5 Flow Chart of Troubleshooting and Circuit Diagrams ...

Страница 2: ...Samsung Electronics Co Ltd Printed in Korea 02 2003 Rev 1 0 GH68 03491A ELECTRONICS ...

Страница 3: ...in Bottom 3 Electrical Parts List 3 1 Main Parts List Top 3 2 Main Parts List Bottom 4 Block Diagrams 4 1 Main Baseband 4 2 Main RF 4 2 1 RF Transmit Part 4 2 2 RF Receive Part 5 Flow Chart of Troubleshooting and Circuit Diagrams 5 1 Power ON 5 2 Initial 5 3 Charging Part 5 4 Sim Part 5 5 Microphone Part 5 6 Receiver Part 5 7 Key Data Input 5 8 Ring Indicator 5 9 Backlight 5 10 Melody Part 5 11 GS...

Страница 4: ...Exploded Views and Parts List 1 1 1 SGH T508 Exploded Views and Parts List 1 1 Main 14 1 8 16 12 19 2 3 4 6 7 5 9 10 18 11 13 15 17 20 ...

Страница 5: ...R RF COVER ANTENNA REAR COVER VOLUME KEY SCREW BATTERY Description SEC CODE Remark Location NO GH75 02664A GH07 00278A 3001 001345 GH31 00048A GH75 02193A GH72 05017A 6001 001478 GH75 02194A GH75 02196A GH92 01446A GH59 00572A GH59 00571A GH59 00610A GH73 01338A GH73 01337A GH42 00242A GH75 02192A GH75 02195A 6001 001478 GH43 00769A 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 ...

Страница 6: ...Exploded Views and Parts List 1 3 1 4 Travel Adapter Parts List TYPE SEC CODE REMARK A GH44 00171A CHINA B GH44 00184A EUROPE C GH44 00171C UNITED KINGDOM D Gh44 00171E TAIWAN 1 3 Travel Adapter A B C D ...

Страница 7: ...1 4 1 5 Ciger Light Adapter Exploded Views and Parts List 1 6 Ciger Light Adapter Parts List DESCRIPTION SEC CODE REMARK Ciger Light Adapter Code GH44 00170A BLACK ...

Страница 8: ...1 5 Exploded Views and Parts List 1 7 Test Jig TEST JIG GH80 10508A TEST JIG CABLE GH39 00079A RF CABLE GH39 00090A ...

Страница 9: ...1 6 Exploded Views and Parts List 1 7 1 Test Jig DC POWER SUPPLY 232 CABLE TEST JIG CABLE RF CABLE 8922 or 8960 WIRELESS COMMUNICATIONS TEST SET Note PC ...

Страница 10: ...Exploded Views and Parts List 1 7 1 8 Wearable EAR Microphone Wearable EAR MICROPHONE GH59 00322A 1 9 Data Kit DATA KIT GH39 00078A 1 10 Battery Charger BATTERY CHAGER GH44 00234A ...

Страница 11: ...R CN201 D110 DIGIT1 DIGIT10 DIGIT2 DIGIT3 DIGIT4 DIGIT5 DIGIT6 DIGIT7 DIGIT8 DIGIT9 DOWN END INT L201 L300 L410 L604 L605 LED200 LED201 LED202 LED203 LED204 LED205 LED206 LED207 LED208 LEFT R107 R108 R109 R206 R211 R212 R213 R214 R215 R216 R240 R241 R242 R243 R244 R309 R312 R314 R316 R317 R318 R419 R607 R608 R691 RIGHT SEND SOFT1 SOFT2 SYMBOL SYMBOL U100 U106 U108 U204 U301U601 U602 U603 UP V202 V...

Страница 12: ... F201 F202 F203 H100 H101 H102 H103 JT1 JT10 JT11 JT12 JT13 JT14 JT15 JT2 JT3 JT4 JT5 JT6 JT7 JT8 JT9 L200 L500 L501 L502 L503 L504 L601 L602 L603 L606 L607 MIC1 OSC400 Q100 Q201 Q500 R100 R101 R103 R104 R105 R106 R110 R111 R112 R205 R208R209 R217 R218 R236 R237 R302 R304 R307 R310 R311 R319 R400 R401 R402 R403 R404 R406 R407 R408 R409 R410 R411 R412 R413 R414 R415 R416 R417 R418 R421 R422 R423 R4...

Страница 13: ... 2 1405 001121 V202 2 1405 001121 V203 2 1405 001121 V204 2 2007 000138 R244 2 2007 000157 R216 2 2007 001325 R314 2 2007 007009 R243 2 2007 007107 R607 2 2007 007107 R608 2 2007 007137 R317 2 2007 007309 R691 2 2007 007313 R318 2 2007 007771 R312 2 2007 007771 R316 2 2007 000162 R419 2 2007 007009 R211 2 2007 007009 R212 2 2007 001290 R241 2 2007 001290 R241 2 2007 007009 R215 2 2007 007009 R240 ...

Страница 14: ... 000679 C615 2 2203 000812 C601 2 2203 002443 C203 2 2203 005061 C202 2 2404 001086 C312 2 2203 000233 C602 2 2404 001105 C603 2 2203 000679 C303 2 2203 000679 C304 2 2203 005061 C305 2 2203 000254 C103 2 2203 000254 C120 2 2203 005061 C102 2 2203 005061 C123 2 2203 005061 C128 2 2404 001105 C122 2 2007 007771 L604 2 2007 007771 L605 2 3301 001362 L201 ...

Страница 15: ...1121 V204 2 2007 000138 R244 2 2007 000157 R216 2 2007 001325 R314 2 2007 007009 R243 2 2007 007107 R607 2 2007 007107 R608 2 2007 007137 R317 2 2007 007309 R691 2 2007 007313 R318 2 2007 007771 R312 2 2007 007771 R316 2 2007 000162 R419 2 2007 007009 R211 2 2007 007009 R212 2 2007 001290 R241 2 2007 001290 R241 2 2007 007009 R215 2 2007 007009 R240 2 2007 001290 R241 2 2007 007009 R242 2 2007 007...

Страница 16: ... 002443 C203 2 2203 005061 C202 2 2404 001086 C312 2 2203 000233 C602 2 2404 001105 C603 2 2203 000679 C303 2 2203 000679 C304 2 2203 005061 C305 2 2203 000254 C103 2 2203 000254 C120 2 2203 005061 C102 2 2203 005061 C123 2 2203 005061 C128 2 2404 001105 C122 2 2007 007771 L604 2 2007 007771 L605 2 3301 001362 L201 ...

Страница 17: ...ture XVCC RTC_VCC Serial Data Interface I O Interface A D Interface AFC PLL Charging Circuit Li Ion Battery Standard ONE C VIBRATOR SYSTEM CLOCK 13MHz SRAM FLASH EEPROM RTC_CLOCK 32 768KHz KEYPAD SIM CARD SPEAKER MIC LCD BB INTERFACE RF INTERFACE DVCC2 5 AVCC2 5 VDD3 0 3VRF Charging Current LED_3V3 ...

Страница 18: ...Filter U500 LNA LNA PGA PGA ADC ADC VCTCXO U504 EGSM TX 880 915 MHz CH62 902 4 MHz DCS TX 1710 1785 MHz CH698 1747 4 MHz Dual PAM U600 Antenna S W U605 RF Conector CN600 Si4200 U502 RF PLL IF PLL Si4133T U505 PD LPF Mixer Channel Filter PGA PGA DAC DAC 100 kHz Si4201 U503 VP40578 U401 Bryce Park I Q I Q SDATA SCLK SENB PDNB ...

Страница 19: ...L Si4133 T U505 AFC VBATT Txpower from U401 3VRF 8 TXEN from U401 VC1 VC2 Ant S W Control Circuit BAND Selection VREG EGSM 1279 1314 MHz DCS 1327 1402 MHz 6dBm 1301 4 MHz G 9dBm 1364 4 MHz D 2 11 5 3 9 11 7 1 24 25 5 6 7 8 31 4 2 7 26 27 23 24 12 13 9 10 IF PLL 9 2 EGSM 880 895 MHz 798 MHz 895 900 MHz 790 MHz 900 915 MHz 798 MHz DCS 766 MHz 6dBm 798 MHz 9dBm 766 MHz 1 2 3 VC2 VC1 Tx GSM Tx DCS Rx ...

Страница 20: ...W U605 RF Conector CN600 Si4200 U502 RF PLL Si4133 T U505 Mixer Channel Filter PGA PGA DAC DAC 100 kHz I O Si4201 U503 I Q EGSM 1849 8 1919 8 MHz DCS 1804 9 1879 9 MHz GSM 2 2 3 8 10 1 1 1 3 4 3 4 17 18 21 22 1 2 1 2 11 12 11 12 5 4 3 2 SDATA SCLK SENB AFC 4 2 7 7 23 24 12 13 PDNB 31 9 14 50dBm 947 067 MHz 50dBm 1842 467 MHz 51dBm 52dBm 6dBm 1895 6 MHz G 9dBm 1842 3 MHz D 52dBm 52dBm 50dBm G 54dBm...

Страница 21: ...s more than 3 2V No Yes Yes Check the Dome sheet When the END key is pressed the voltage of D110 pin1 3 6V No Yes END pin 5 2 5 V Check the circuit related to U102 U108 No Check the initial operation Check U100 U104 and related circuit No Yes Check for the clock signal at R516 Check the clock generation circuit related to U504 and Q500 No Yes Yes U104 pin 5 3 0 V U102 U108 U100 pin 5 3 3 V ...

Страница 22: ...3V ON OFF VIN 1 5 VOUT C100 6 3V 100UF UMN1 D110 VIN 1 VOUT 5 C114 6 3V 10UF 3 GND LP2985AIM5 3 3 U100 BYPASS 4 2 R110 100K C123 100NF DVCC2 5 6 3V BAT100 RB414_IV02N C102 100NF R107 100K U108 LP3985IM5X 2 5 4 BYPASS GND 2 3 ON OFF 1 VIN VOUT 5 100K R105 C113 10UF 6 3V 10NF C150 C111 10NF U104 LP2985AIM5 3 0 BYPASS 4 GND 2 ON OFF 3 100K 1UF C105 100NF C128 10NF C104 AVCC2 5 100K R109 2 GND 3 ON OF...

Страница 23: ...Downloading SW is OK Is CSROM signal OK The node between R408 and C408 H RST No Check the circuit related to reset R412 H BOOT No Resolder R412 Yes R425 H MSIZE No Resolder R425 Yes R426 L EXTPROC No Resolder R426 Yes Replace PBA Check all the other connection by Test S W Check the circuit around LCD Check the circuit around U402 EEPROM and data stored in it Yes ...

Страница 24: ...Flow Chart of Troubleshooting and Circuit Diagrams 5 4 U401 U400 U300 VCC VCC R408 C408 R412 R425 BOOT SYSRST GPIO3 MSIZE CSROM _CE ...

Страница 25: ...5 3 Charging Part Abnormal charging part Replace TA Check the CN301 pin 17 18 4 9 V No Yes Yes Check the U103 pin 3 4 9 V Resolder U103 U915 Yes No R103 CHG_ON side L Resolder R103 Yes No Resolder components around U103 Check the U106 pin 5 4 2V END Yes No ...

Страница 26: ...ng and Circuit Diagrams 5 6 ICHAG DCVOLT VBATT CHG_ON BAT_VOLT LTC1734ES6 4 2 TR U103 C118 100NF R104 100K 1 R112 82K 1 16V 1UF C119 R103 2 7K 3 1 2 5 6 4 Q100 ZXT13P20DE6 U915 1UF 16V 6 DRIVE 2 GND ISENSE 1 4 PROG VCC 3 VSENSE 5 ...

Страница 27: ...around U402 Serial EEPROM and data stored in it Yes Phone can t access SIM card Yes U101 pin 2 3 3 0 V Replace U101 Yes No After Power ON Check SIMCLK Signal on CN100 pin 3 in a few second After SIM card insert CN100 pin 2 H SIMRST Resoldering C109 or Replace PBA Replace PBA Yes No No U101 pin4 3 0 V Yes No Check the circuit around U104 ...

Страница 28: ... Diagrams 5 8 9 G G 10 1 1 2 2 3 3 4 4 5 5 6 6 7 G G 8 R111 PC D6 A3 H2 7 S CN100 C107 4 7K 27PF 27PF C108 R101 27PF C109 47K 4 VDD3 0 C106 1UF FDG6323L U101 ON OFF 5 6 R1 C1 1 R2 V C1 1 2 V C1 2 3 VIN R1 SIMRST SIMDATA SIMCLK SIMPWREN SIMVCC ...

Страница 29: ...es not work Resolder EAR400 EAR400 pin 4 5 short U102 pin 5 AVCC 2 5V Check the circuit RC Filter to MIC1 Check the circuit related to U102 END Resolder the R422 R423 R423 R429 C415 C417 C416 C420 Yes No Yes Yes Yes No No Check the tension of MIC Module Replace the Mic or Mic Holder No Yes ...

Страница 30: ...Flow Chart of Troubleshooting and Circuit Diagrams 5 10 EAR400 MIC1 U401 PWI1P PWI1N MIC MIC 1 5 4 MIC MIC RC FILTER ...

Страница 31: ...leshooting and Circuit Diagrams 5 11 5 6 Receiver Part Speaker does not work Yes EAR400 pin 2 3 short Resolder EAR400 EAR400 pin 2 3 6 1 25 V No No Replace the PBA Yes Yes U205 pin 7 8 Resolder U205 R237 R236 END Yes No L ...

Страница 32: ...Flow Chart of Troubleshooting and Circuit Diagrams EAR400 U205 U401 PWO1P PWO1N Rec Rec 6 2 3 SPK SPK U301 Spout1 Spout2 COM1 COM2 SW SW SPEAKER 5 12 ...

Страница 33: ...a Input Check Initial operation Check the Dome sheet When one of the keys is pushed is it displayed on LCD Keypad is OK END Replace the PBA Yes No Yes Yes No Flow Chart of Troubleshooting and Circuit Diagrams 5 13 ...

Страница 34: ...Flow Chart of Troubleshooting and Circuit Diagrams 5 8 Ring Indicator Ring Indicator LED does not work Replace LCD Module Resolder 3 LEDs of LCD Module END No Yes 5 14 ...

Страница 35: ...s not work Select backlight ON mode Backlight ON mode in the menu R217 H GPIO5 by test S W No Yes Yes No Replace LCD KEY PCB LED Resolder R217 R218 or Resolder Q201 Q201 pin 3 L No Yes Yes END Key PCB LED on Resolder R206 R211 R212 R213 R214 R215 R240 R241 R242 R243 or Replace PBA No ...

Страница 36: ...5 16 Flow Chart of Troubleshooting and Circuit Diagrams Q201 U401 R217 R218 KeyPAD LED GPIO5 ...

Страница 37: ...dy Part Melody is not working Check the circuit containing U104 U301 Pin 7 is H Yes Yes Check the R511 Check U301 Pin 1 Working Yes END Check the C311 C315 C314 R316 R317 R318 spk spk working Change the U301 Yes Yes Pin 14 is working Well U301 Yes Change the speaker ...

Страница 38: ...F 3 3K 68NF C311 C314 28 WR 1NF C307 7 VDD 9 VRE F VS S 8 29 CS 3 IRQ 31 RD RST 4 2 LED MTR 19 NC 5 PLLC 6 17SPOUT 1 SPOUT 2 18 15 SPVD D SPVSS 16 21 D6 D7 20 EQ 1 12 13 EQ 2 EQ 3 14 HPOUT L MONO 10 11 HPOUT R 32 IOVD D U301 YMU762 MA 3 A0 30 1 CLKI D0 27 26 D1 25 D2 D3 24 23 D4 D5 22 M_IR Q M_RESET WR LINE_OUT M_LED MEL13M D 0 D 1 D 2 D 3 D 4 D 5 D 6 D 7 VBAT T VIBRATOR RD M_CS SPK SPK A 1 ...

Страница 39: ...esolder U604 Check VC1 L VC2 L Check Ant s w control circuit Resolder C616 Resolder U501 C505 C506 L501 Resolder U401 No No No No Yes Yes Yes Yes Yes Yes Yes No No Yes Check U502 Pin 12 13 Freq 100KHz 2 6 dBm OK No Resolder U605 Check U502 Pin 14 23 26 31 32 2 7 V OK Resolder U503 No Yes Yes No Check U503 Pin 14 16 17 18 OK Check U503 Pin 7 20 OK No Check Radio PSU RF13MHz part Yes No Check Resold...

Страница 40: ...heck VC1 L VC2 H Change or Resolder U605 Resolder C612 Resolder R509 R507 No No No No No No Yes Yes Yes Yes Yes Yes Yes Yes Check Ant S W Control Circuit Check U600 VBATT Pin 2 5 6 OK Resolder or Change U600 Yes Check VBATT or PAM Control signal No No Yes Check U502 Pin 9 10 12 13 6 dBm OK Resolder U600 Check U502 Pin 14 23 26 31 32 2 7 V OK Yes No Check Resolder I O signal RF13MHz RF PSU Part Res...

Страница 41: ...older U604 Check VC1 L VC2 L Check Ant s w control circuit Resolder C617 L603 Resolder U500 C502 C503 L500 Resolder U401 No No No No Yes Yes Yes Yes Yes Yes Yes No No Yes Check U502 Pin 12 13 Freq 100KHz 6 dBm OK No Resolder U605 Check U502 Pin 14 23 26 31 32 2 7 V OK Resolder U503 No Yes Yes No Check U503 Pin 14 16 17 18 OK Check U503 Pin 7 20 OK No Check Radio PSU RF13MHz part Yes No Check Resol...

Страница 42: ...ck VC1 H VC2 L Change or Resolder U605 Resolder C614 C605 Resolder R504 R502 No No No No No No Yes Yes Yes Yes Yes Yes Yes Yes Check Ant S W Control Circuit Check U600 VBATT Pin 2 5 6 OK Resolder or Change U600 Yes Check VBATT or PAM Control signal No No Yes Check U502 Pin 9 10 12 13 6 dBm OK Resolder U600 Check U502 Pin 14 23 26 31 32 2 7 V OK Yes No Check Resolder I O signal RF13MHz RF PSU Part ...

Страница 43: ...FLOP 24 SCLK 12 SDI 13 SDO 10 11 SENB 5 VDDD VDDI 26 27 IFLOP NC 8 NC 14 PDNB 9 20 RFLA RFLB 19 RFLC 17 RFLD GND 18 GND 21 GND GND 22 GND 29 GND 30 3 IFLA IFLB 2 IFLON SI4133T BM U505 1 GND GND 31 GND 32 GND 4 GND 6 15 2SC4617 2 3 1 C508 22NF Q500 L504 1 0nH C501 22NF R516 1K 1 TXIP TXQN 8 7 TXQP 23 VDD1 VDD2 14 VDD3 32 VDD4 26 RFIGP RFIPN 18 17 RFIPP RFLON 13 RFLOP 12 RFOD 24 25 RFOG 6 TXIN 5 2 I...

Страница 44: ... VRAMP 5 VREG 12K 1 R690 GSMIN GSMOUT 9 11 PCSOUT 3 TXEN VBATT 4 10 VCC VCC2 8 12 VCC2 6 U600 RF3140 BAND 2 DCSIN 1 13 GND 7 33nH L605 IN 1 OUT 2 NC L603 CN600 MHC 175 GND1 3 4 GND2 GND3 5 6 GND4 C608 1NF C616 22PF C602 100PF 2 7nH L607 R604 10K 1 33PF C614 L604 33nH 33PF C630 C611 27PF 10UF 6 3V C603 7 G 9 12 G G 13 14 G VC1 2 11 VC2 LMG002S 5047A 8 ANT 1 DCS_RX 3 DCS_TX EGSM_RX 10 EGSM_TX 5 4 G ...

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