Samsung SGH-T408 Скачать руководство пользователя страница 36 | Manualshive

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5-11

10NF

1.2K

LINE_OUT

M_LED

MEL13M

M_RESET

SPOUT2

+VBATT

+VBATT

SPK-

SPK+

REC+

SPK_EN

SPK_EN

REC-

M_IRQ

SPOUT1

2.2K

R344

R326

C318

R330

100NF

VDD3.0

1.2NF

7

VDD

9

VREF

VSS

8

29

/CS

3

/IRQ

31

/RD

/RST

4

28

/WR

2

LED

MTR

19

NC

5

PLLC

6

17

SPOUT1

SPOUT2

18

15

SPVDD

SPVSS

16

21

D6

D7

20

EQ1

12

13

EQ2

EQ3

14

HPOUT-L/MONO

10

11

HPOUT-R

32

IOVDD

1

CLKI

D0

27

26

D1

25

D2

D3

24

23

D4

D5

22

U412

YMU762 MA-3

A0

30

220NF

C327

C328

C320

27PF

0

C319

3PF

R329

R325

10K

100NF

C323

27PF

C325

6.8K

R343

R328

3.3K

6.3V

4.7UF

C329

1NF

C321

0

R321

C326

27PF

C330

C324

100NF

C332

100NF

100K

R322

R327

NO2

10

1

V+

12

3

COM1

9

COM2

6

GND

IN1

4

IN2

8

5

NC1

7

NC2

NO1

2

12

U304

MAX4684EUB

D(0)

D(1)

D(2)

D(3)

D(4)

D(5)

D(6)

D(7)

VIBRATOR

RD

M_CS

A(1)

WR

Flow Chart of Troubleshooting and Circuit Diagrams

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Содержание SGH-T408

Страница 1: ... BAND Mobile Cellular Phone SGH T408 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 01 2003 Rev 1 0 GH68 03159A ELECTRONICS ...

Страница 3: ...trical 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 Speaker Part 5 7 Key Data Input 5 8 Alert Tone 5 9 Ring Indicator 5 10 Back Light 5 11 GSM Receiver 5 12 G...

Страница 4: ...1 2 Exploded Views and Parts List 1 SGH T408 Exploded Views and Parts List 1 1 Main 1 2 3 4 5 6 7 22 10 11 12 14 16 17 18 20 21 8 9 19 15 13 ...

Страница 5: ...EYPAD MAIN PBA VOLKEY F PCB DOME SHEET MIC CONNECTOR COVER SIDE KEY ANTENNA REAR COVER RF COVER SCREW BATTERY Description SEC CODE Location No GH72 05005A GH75 02707A GH96 01251A 3001 001360 3101 001294 GH75 02369A GH72 05004A 6001 001429 GH74 03025A GH75 02706A GH75 02708A GH92 01419A GH59 00593A GH59 00598A GH59 00611A GH73 01331A GH75 02372A GH42 00236A GH75 02370A GH73 01332A 6001 001479 GH43 ...

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

Страница 8: ...Exploded Views and Parts List 1 6 1 7 Test Jig TEST JIG GH80 10508A TEST JIG CABLE GH39 00079A RF CABLE GH39 00182A ...

Страница 9: ...Exploded Views and Parts List 1 7 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: ...1 8 Exploded Views and Parts List 1 9 Data Kit DATA KIT GH39 00143B 1 10 Battery Charger 1 8 Wearable EAR Microphone Wearable EAR Microphone GH59 00394B BATTERY CHARGER GH44 00402A ...

Страница 11: ...2 1 PCB Diagrams 2 PCB Diagrams 2 1 Main Top ...

Страница 12: ...2 2 PCB Diagrams 2 2 Main Bottom ...

Страница 13: ...3V MAX1560ETJ 18 U406 1205 002035 IC COMM CONTROLLER VP40581B FBGA 180P PLASTIC 3 3V VP40581E3 19 U105 1205 002185 IC INTERFACE SI4201 BM MLP 20P 4X4MM 3V 20TO 85C SI4201 BM 20 U104 1205 002248 IC TRANSCEIVER SI4200DB BM MLP 32P 5X5MM 3V 20TO 85C SI4200DB BM 21 U103 1209 001434 IC PLL SYNTHESISER SI4133T BM MLP 28P 5X5MM 3V 20TO 85C SI4133T BM 22 TH1 1404 001256 THERMISTOR NTC 47KOHM 4500K TP B572...

Страница 14: ... 5 1 16W DA TP 1005 RC1005J223CS 60 R114 2007 000153 R CHIP 22Kohm 5 1 16W DA TP 1005 RC1005J224CS 61 R104 2007 000155 R CHIP 27Kohm 5 1 16W DA TP 1005 RC1005J273CS 62 R473 2007 000157 R CHIP 47Kohm 5 1 16W DA TP 1005 RC1005J473CS 63 R331 2007 000159 R CHIP 56Kohm 5 1 16W DA TP 1005 RC1005J473CS 64 R116 2007 000162 R CHIP 100Kohm 5 1 16W DA TP 1005 RC1005J104CS 65 R310 2007 000162 R CHIP 100Kohm 5...

Страница 15: ...771 R CHIP 0OHM 5 1 16W DA TP 1005 RC1005J000CS 104 R312 2007 007771 R CHIP 0OHM 5 1 16W DA TP 1005 RC1005J000CS 105 R319 2007 007771 R CHIP 0OHM 5 1 16W DA TP 1005 RC1005J000CS 106 R350 2007 007771 R CHIP 0OHM 5 1 16W DA TP 1005 RC1005J000CS 107 R402 2007 007771 R CHIP 0OHM 5 1 16W DA TP 1005 RC1005J000CS 108 R410 2007 007771 R CHIP 0OHM 5 1 16W DA TP 1005 RC1005J000CS 109 R475 2007 007771 R CHIP...

Страница 16: ...03 000254 C CERAMIC CHIP 10nF 10 16V X7R TP 1005 CL05B103KONC 147 C471 2203 000254 C CERAMIC CHIP 10nF 10 16V X7R TP 1005 CL05B103KONC 148 C473 2203 000254 C CERAMIC CHIP 10nF 10 16V X7R TP 1005 CL05B103KONC 149 C143 2203 000278 C CERAMIC CHIP 0 01NF 0 5PF 50V C0G TP 1005 GRP1555C1H100D 150 C151 2203 000386 C CERAMIC CHIP 0 015NF 5 50V C0G TP 1005 CL05C150JBNC 151 C477 2203 000386 C CERAMIC CHIP 0...

Страница 17: ...1E 189 C152 2203 001383 C CERAMIC CHIP 0 0005nF 0 25pF 50V NP0 TP 1005 CL05C0R5CBNC 190 C110 2203 001405 C CERAMIC CHIP 22nF 80 20 25V Y5V TP 1005 CL05C0R5CBNC 191 C111 2203 001405 C CERAMIC CHIP 22nF 80 20 25V Y5V TP 1005 CL05C0R5CBNC 192 C112 2203 001405 C CERAMIC CHIP 22nF 80 20 25V Y5V TP 1005 CL05C0R5CBNC 193 C118 2203 001405 C CERAMIC CHIP 22nF 80 20 25V Y5V TP 1005 CL05C0R5CBNC 194 C119 220...

Страница 18: ...H 0 3NH 1X0 5X0 5MM CIH05T2N7SNC 232 L100 2703 002198 INDUCTOR SMD 10NH 5 1 0X0 5X0 5MM CIH05T10NJNC 233 L108 2703 002201 INDUCTOR SMD 33NH 5 1 0X0 5X0 5MM CIH05T33NJNC 234 L111 2703 002203 INDUCTOR SMD 15NH 5 1 0X0 5X0 5MM CIH05T15NJNC 235 L101 2703 002205 INDUCTOR SMD 3 9NH 10 1 0X0 5X0 5MM CIH05T3N9KNC 236 L107 2703 002205 INDUCTOR SMD 3 9NH 10 1 0X0 5X0 5MM CIH05T3N9KNC 237 L109 2703 002205 IN...

Страница 19: ...N4 3710 001816 CONNECTOR SOCKET 18P 1R 0 5MM ANGLE AU 1004 0018 319 257 CN100 3711 005229 CONNECTOR HEADER BOX 30P 2R 0 4MM SMD S AU BLK 14 5602 030 001 829 258 EAR500 3722 001715 JACK PHONE 6P 2 3PI AU BLK 02 828P0 53BKA 259 C322 4302 001119 BATTERY LI 2ND 3V 0 1MAH 3 1V RB414II06N 260 GH41 00362A PCB SGHT410 MAIN SGH T410 FR 4 1 00T 100X155 GH41 00362A ...

Страница 20: ...82MIL A3212ELHLT SAMSUNG 19 U412 1204 001960 IC MELODY YMU762 MA 3 QFN 32P 6 2X5 YMU762 QE2 20 V401 1405 001019 VARISTOR 5 6V 1 6x0 8mm TP AVL 5M 03 300 21 V402 1405 001082 VARISTOR 5 6V 20A 1x0 5x0 6mm TP VC040205X150R 22 R344 2007 000141 R CHIP 2 2Kohm 5 1 16W DA TP 1005 RC1005J222CS 23 R335 2007 000143 R CHIP 4 7Kohm 5 1 16W DA TP 1005 RC1005J472CS 24 R343 2007 000146 R CHIP 6 8Kohm 5 1 16W DA ...

Страница 21: ...R NETWORK 100ohm 5 1 16W L CHIP 8P TP EXB28V101JX 53 C344 2203 000254 C CERAMIC CHIP 10nF 10 16V X7R TP 1005 CL05B103KONC 54 C321 2203 000438 C CERAMIC CHIP 1nF 10 50V X7R TP 1005 CL05B102KBNC 55 C334 2203 000679 C CERAMIC CHIP 0 027NF 5 50V C0G TP 1005 CL05C270JBNC 56 C403 2203 002443 C CERAMIC CHIP 0 33nF 10 50V X7R TP 1005 CL05B331KBNC 57 C328 2203 002687 C CERAMIC CHIP 1 2nF 10 50V X7R TP 1005...

Страница 22: ...4 Block Diagrams 4 1 Main Baseband 4 1 Block Diagrams ...

Страница 23: ...01 SAW Filter F100 LNA LNA PGA PGA ADC ADC VCTCXO U102 EGSM TX 880 915 MHz CH62 902 4 MHz DCS TX 1710 1785 MHz CH698 1747 4 MHz Dual PAM U106 Antenna S W U107 RF Conector CN1 Si4200 U104 RF PLL IF PLL Si4133T U103 PD LPF Mixer Channel Filter PGA PGA DAC DAC 100 kHz Si4201 U105 VP40578 U406 I Q I Q SDATA SCLK SENB PDNB ...

Страница 24: ...C VBATT Txpower from U406 2 8VRFVCC 8 2 8VTX TXEN2 from U406 VC1 VC2 Ant S W Control Circuit BAND Selection VREG BAND Selection GSM Low DCS High 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 1 3 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 ...

Страница 25: ...07 RF Conector CN1 Si4200 U104 RF PLL Si4133 T U103 Mixer Channel Filter PGA PGA DAC DAC 100 kHz I O Si4201 U105 I Q EGSM 1849 8 1919 8 MHz DCS 1804 9 1879 9 MHz GSM 2 2 1 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 1 3 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 D 67 ...

Страница 26: ...ore than 3 4V No Yes Yes Replace the PBA When the END key is pressed U302 pin 25 3 4V No Yes U302 pin 23 3 0V Check the circuit related to U302 No END U302 pin 21 2 5V Check the circuit related to U302 No Yes Check the initial operation D302 pin 2 3 V Check D302 and related circuit No Yes Check for the clock signal at R103 Check the clock generation circuit related to U102 and Q100 No Yes Yes ...

Страница 27: ...6 VICHG 19 IN3 16 NC 37 NC 38 ON 29 8 PGND 31 PWR_HOLD PWR_ON 25 REFBP GND 4 33 GND 34 GND GND 35 36 GND HP_PWR 28 IN1 22 IN2 32 CHG_GATE 2 CHG_IN 1 CLK 11 30 CS DATA 12 DR1 7 DR2 9 10 DR3 BLM10A102SGPT L301 10NF C346 4 7UF C308 10NF C310 C307 4 7UF 1UF C306 TP644 U301 STPS140Z C305 27PF C313 10NF C314 4 7UF 4 7UF C342 4 7UF C345 C343 4 7UF 10NF C344 C301 10UF 6 3V SI3443DV T1 Q301 1 2 5 6 G 3 S S...

Страница 28: ...Downloading SW is OK Is CSROM signal OK The node between R456 and C462 H RST No Check the circuit related to reset R461 H BOOT No Resolder R461 Yes R471 H MSIZE No Resolder R471 Yes R484 L EXTPROC No Resolder R484 Yes Replace PBA Check all the other connection by Test S W Check the circuit around LCD Check the circuit around U408 EEPROM and data stored in it Yes ...

Страница 29: ...5 4 Flow Chart of Troubleshooting and Circuit Diagrams U406 U302 U404 VDD3 0 VDD3 0 R456 C462 R461 R471 MC_PDN LS_MODE_BOOT F VPP SYSRST GPIO3 MSIZE CSROM _CE VDD3 0 R491 F_WP U409 R492 ...

Страница 30: ...ms 5 3 Charging Part Abnormal charging part Replace TA Check the CN4 1 pin 17 18 4 9 V No Yes Yes Check the U302 pin 1 4 9 V Resolder C306 Yes No R311 CHG_ON side L Resolder R311 Yes No Resolder components around Q301 END Yes No Check the U302 pin 3 4 2V ...

Страница 31: ...Check the circuit around U408 Serial EEPROM and data stored in it Yes Phone can t access SIM card Yes Q304 pin 2 3 3 0 V Replace Q304 Yes No After Power ON Check SIMCLK Signal on CN302 pin 3 in a few second After SIM card insert CN302 pin 2 H SIMRST Replace PBA Replace PBA Yes No No Q304 pin 4 3 0 V Yes No Resolder R338 ...

Страница 32: ...s 5 7 GND VPP SIMDATA VCCSIM CLK RST SIMPWREN 6 6 7 G G 8 9 G G 10 VDD3 0 5 SIMRST SIMCLK SIMDATA 4 7K R335 C341 100PF R338 47K C337 10NF 1UF C336 1 4 S2 20K R339 Q304 SI1865D L 2 D2 3 D2 5 ON OF F R1 C1 6 R2 CN302 PC D6 A6 H2 9 S 1 1 2 2 3 3 4 4 5 5 ...

Страница 33: ...Resolder MIC FPCB Check the connection from MIC END No Yes Yes Check the circuit related to U406 Resolder the R468 R469 R472 R474 C482 C485 and C488 Yes No Check the MIC No Replace the MIC Yes 5 8 Flow Chart of Troubleshooting and Circuit Diagrams ...

Страница 34: ...5 9 MIC VDD3 0 C482 C488 R468 R474 R469 R472 U406 VXI1P VXI1N C485 Flow Chart of Troubleshooting and Circuit Diagrams ...

Страница 35: ...in 13 H No No Resolder R118 Yes Yes Check the clock signal at Pin1 of U302 No Check the clock generation circuit related to U102 and Q100 Yes Modify the SPK pins Check the depression of the SPK pins Is Speaker working Change the Speaker END No Yes Yes No U304 pin 3 9 1 8 V CN100 pin 5 6 1 8 V Yes Yes No No Resolder U304 Resolder CN100 ...

Страница 36: ... 13 EQ2 EQ3 14 HPOUT L MONO 10 11 HPOUT R 32 IOVDD 1 CLKI D0 27 26 D1 25 D2 D3 24 23 D4 D5 22 U412 YMU762 MA 3 A0 30 220NF C327 C328 C320 27PF 0 C319 3PF R329 R325 10K 100NF C323 27PF C325 6 8K R343 R328 3 3K 6 3V 4 7UF C329 1NF C321 0 R321 C326 27PF C330 C324 100NF C332 100NF 100K R322 R327 NO2 10 1 V 12 3 COM1 9 COM2 6 GND IN1 4 IN2 8 5 NC1 7 NC2 NO1 2 12 U304 MAX4684EUB D 0 D 1 D 2 D 3 D 4 D 5 ...

Страница 37: ...of Troubleshooting and Circuit Diagrams 5 12 5 7 Key Data 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 ...

Страница 38: ...5 13 5 8 Receiver Part Flow Chart of Troubleshooting and Circuit Diagrams ...

Страница 39: ...5 14 Flow Chart of Troubleshooting and Circuit Diagrams ...

Страница 40: ... LED does not work Check the circuit related to U302 U302 pin 17 3 0 V Is Green color LED of 3LEDs correctly work Check U303 R342 D301 END Check Q300 R340 D301 Yes No Yes Yes No No No Check U303 R341 D301 Yes Is Red color LED of 3LEDs correctly work Is Blue color LED of 3LEDs correctly work ...

Страница 41: ...LCD END Backlight does not work Select LCD Contrast high level LCD Contrast high level in the menu CN100 pin 11 H No Yes Yes No Replace the PBA Check for the pulse signal at CN100 pin 15 Replace the LCD module No Yes U401 pin 2 H Resolder U401 Yes Check the circuit related to U400 No END ...

Страница 42: ...o Yes No LCD BACKLIGHT KEY PCB LED Resolder R313 R314 Q302 pin 1 H No Yes Resolder Q302 Q302 pin 3 L No Yes Yes END Key LED on Resolder R301 R309 and D303 D311 No Backlight does not work Select backlight ON mode Backlight ON mode in the menu No R484 H Yes Yes GPIO2 by test S W No Q302 pin 1 H GPIO7 by test S W Yes 5 11 Back Light for Sub LCD Key ...

Страница 43: ...5 18 Flow Chart of Troubleshooting and Circuit Diagrams 5 12 GSM Receiver ...

Страница 44: ...Flow Chart of Troubleshooting and Circuit Diagrams 5 19 5 13 GSM Transmitter ...

Страница 45: ...5 20 Flow Chart of Troubleshooting and Circuit Diagrams 5 14 DCS Receiver ...

Страница 46: ...Flow Chart of Troubleshooting and Circuit Diagrams 5 21 5 15 DCS Transmitter ...

Страница 47: ...P 21 GND GND 22 29 GND GND 30 3 IFLA IFLB 2 IFLO N 26 27 IFLO P NC 1 GND 31 GND GND 32 GND 4 GND 6 15 GND 18 GND SI4133T BM U103 GND 2 3 OutPut Vcc 4 1 Vcont C116 100PF 3 9nH L101 U102 TCO 9141E 2 8V 22NF C110 C113 100PF RB520S 30 D100 Q100 2SC4617 2 3 1 R103 560 R100 91K 27K R104 100 R105 R106 1K C108 10NF R102 2 2K 10K R101 10NF C109 C107 10NF L100 10nH IFLO N RFLOP RFLON PDNB PDNB_O SYNEN1 SENB...

Страница 48: ... 22 GND 23 GND 24 GND 12 ION IOP 11 14 PDNB RXI N 5 RXI P 4 SI4201 BM CKN 10 9 CKP GND 1 GND 8 GND 13 GND 21 8 TXQN TXQ P 7 VDD1 23 14 VDD2 32 VDD3 26 VDD4 U105 18 RFIPN RFIPP 17 13 RFLO N 12 RFLOP 24 RFO D RFO G 25 TXIN 6 TXI P 5 IOP 2 L1 29 28 L2 PDNB 31 20 RFIDN RFIDP 19 22 RFIGN RFIGP 21 30 GND GND 33 34 GND 35 GND 36 GND IFLO N 10 9 IFLO P 1 ION 3 CKN 4 CKP 16 DIAG 1 DIAG 2 15 GND 11 GND 27 3...

Страница 49: ...5 U106 RF3140 BS 2 DCSI N 1 DCSOUT 11 ANT1 27PF C136 10K 100PF C13 4 Q103 DTA114YET1 1 3 2 R121 C13 8 C147 1NF 27PF E2 10P F C143 PEMD10 Q102 2 B1 5 B2 6 C1 3 C2 1 E1 4 R11 7 10K 100K R116 33PF C133 L105 NC 22K R11 4 R115 10K 3 G1 G2 4 1 IN 2 OUT 27PF C142 CON1 MS 156 02 27P F C141 C15 0 33PF G5 12 G6 13 G7 14 GSM_RX 10 GSM_TX 5 VC1 2 VC2 11 C14 6 U107 LMG002S 5047A ANT 8 DCS_R X 1 DCS_TX 3 G1 4 G...

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