Samsung SGH-N625 Service Manual Download Page 16

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3-6

Electrical Parts List

Reference

SEC Code

Part Description

Vendor Part No

207

U410

1109-001204

IC;LRS1383

LRS1383

208

U413

0801-002727

“IC-CMOS LOGIC;27WZ04,INVERTER,SOT”

NL27WZ04DFT2

209

U430

1204-001811

IC;YMU759-QE2

YMU759-QE2

210

U501

1205-001881

“IC-COMM. CONTROLLER;VP40575,BGA,1”

VP40575

211

U502

1001-001145

IC;MAX4599EXT-T

DG9411DL

212

U506

1202-001036

IC;TC75W56FK-TE12L

TC75W56FK-TE12L

213

U520

1103-001262

IC;AT24C512C1-10CI-2.7

AT24C512C1-10CI-2.7

214

U611

1209-001354

“IC-ETC, LINEAR;HD155173NPEL,QFP,2”

HD155173NPSEL

215

U635

0505-001423

TR-SMALL SIGNAL;FDG6323L

FDG6323L

216

V500

1405-001082

“VARISTOR;5.6V,20A,1x0.5x0.6mm,TP”

VC040205X150R

217

V507

1405-001082

“VARISTOR;5.6V,20A,1x0.5x0.6mm,TP”

VC040205X150R

218

V508

1405-001082

“VARISTOR;5.6V,20A,1x0.5x0.6mm,TP”

VC040205X150R

219

V509

1405-001082

“VARISTOR;5.6V,20A,1x0.5x0.6mm,TP”

VC040205X150R

Summary of Contents for SGH-N625

Page 1: ...RVICE DUAL BAND Mobile Cellular Phone SGH N625 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 trouble shooting ...

Page 2: ...Samsung Electronics Co Ltd Printed in Korea 08 2002 Rev 1 0 GH68 03123A ELECTRONICS ...

Page 3: ... Electrical Parts List 3 1 Main Parts List Top 3 2 Main Parts List Bottom 4 Block Diagrams 4 1 Main Base Band 4 2 Main RF 4 2 1 RF Tx Part 4 2 2 RF Rx Part 5 Flow chart of trouble shooting 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 Ring Indicator 5 9 Back Light 5 10 Melody Part 5 11 GSM Receiver 5 12 GSM Transmit 5 13 DCS Rec...

Page 4: ...Exploded Views and Parts List 1 1 1 Exploded Views and Parts List 1 1 Main SGH N625 1 2 3 4 5 6 7 8 9 10 11 12 14 13 16 15 17 18 19 ...

Page 5: ...OVER SILELD COVER SPEAKER REAR COVER MOTOR MOBILE CAP ANTENNA SCREW SCREW CAP BATTERY GH75 02239A 3001 001199 GH59 00240B GH72 03376D GH59 00282A GH73 00923A GH75 01490A GH82 00114A GH07 01336A GH73 00893A GH73 03213B 3001 001267 GH75 01471B GH31 00033A GH73 00892A GH42 00212A 6001 001634 GH73 00891A GH43 00435B 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 5 1 1 SEC CODE DESCRIPTION Q TY REMARK NO ...

Page 6: ...Exploded Views and Parts List 1 3 1 4 Travel Adapter Parts List TYPE SEC CODE REMARK A GH44 00171A 1 3 Travel Adapter A 1 5 Test Jig TEST JIG GH80 10508A ...

Page 7: ...DM CABLE GH39 00143B Exploded Views and Parts List 1 4 TEST JIG CABLE GH39 00079A RF JIG CABLE GH39 00094A ...

Page 8: ...d Parts List 1 6 Normal EAR Microphone NORMAL EARPHONE GH59 0033aA 1 7 Data Kit DATA KIT GH39 00078A 1 5 1 Test Jig 8922 or 8960 WIRELESS COMMVNCATIONS TEST SET TEST JIG DC POWER SUPPLY RF JIG CABLE TEST JIG CABLE 232 CABLE ...

Page 9: ...PCB Diagrams 2 1 2 PCB Diagrams 2 1 Main Top ...

Page 10: ...PCB Diagrams 2 2 2 2 Main Bottom ...

Page 11: ...09 2203 002443 C CERAMIC CHIP C331K 330PF 50V CL05B331KBNC 20 C410 2203 000679 C CERAMIC CHIP C270J 27PF 50V GRP1555C1H270JZ01E 21 C411 2203 000679 C CERAMIC CHIP C270J 27PF 50V GRP1555C1H270JZ01E 22 C413 2203 003054 C CERAMIC CHIP C090C 9PF 50V GRP1555C1H9R0DZ01E 23 C414 2203 000386 C CERAMIC CHIP C150J 15PF 50V GRP1555C1H150JZ01E 24 C430 2203 000438 C CERAMIC CHIP C102K 1NF 50V GRP155R71H102KA01...

Page 12: ...H330JZ01E 58 C525 2203 000812 C CERAMIC CHIP C330J 33PF 50V GRP1555C1H330JZ01E 59 C526 2203 005061 C CERAMIC CHIP C104Z 100NF 16V CL05F104ZONC 60 C527 2203 000254 C CERAMIC CHIP C103K 10NF 16V GRP155R71C103KA01E 61 C528 2203 000679 C CERAMIC CHIP C270J 27PF 50V GRP1555C1H270JZ01E 62 C529 2203 000679 C CERAMIC CHIP C270J 27PF 50V GRP1555C1H270JZ01E 63 C530 2203 000679 C CERAMIC CHIP C270J 27PF 50V ...

Page 13: ...98 F201 2901 001116 FILTER EMI SMD 50V 0 3A 470PF 2 NFM21CC471R1H3D 99 F203 2901 001116 FILTER EMI SMD 50V 0 3A 470PF 2 NFM21CC471R1H3D 100 L200 2703 001752 INDUCTOR SMD LL1005 FH39NJ LL1005 FH39NJ 101 L500 2703 001752 INDUCTOR SMD LL1005 FH39NJ LL1005 FH39NJ 102 L604 2703 002201 INDUCTOR SMD CIH05T33NJNC CIH05T33NJNC 103 L624 2703 001206 INDUCTOR SMD LL1608 FH4N7S LL1608 FH4N7S 104 LED201 0601 00...

Page 14: ...CS 141 R412 2007 000162 R CHIP 100K 5 RC1005J104CS 142 R422 2007 000170 R CHIP 1M 5 RC1005J105CS 143 R423 2007 001119 R CHIP 680 5 RC1005J681CS 144 R432 2007 001325 R CHIP 3 3K 5 RC1005J332CS 145 R438 2007 000775 R CHIP 33K 5 RC1005J333CS 146 R439 2007 007090 R CHIP 11K 5 ERJ2GEJ113X 147 R440 2007 001244 R CHIP 91K 5 RC1005J913CS 148 R500 2007 007317 R CHIP 2 2K 1 MCR01MZSF2201 149 R501 2007 00731...

Page 15: ...3 R543 2007 007771 R CHIP 0 5 RC1005J000CS 184 R544 2007 000170 R CHIP 1M 5 RC1005J105CS 185 R545 2007 000169 R CHIP 510K 5 RC1005J514CS 186 R547 2007 000162 R CHIP 100K 5 RC1005J104CS 187 R587 2007 000162 R CHIP 100K 5 RC1005J104CS 188 R590 2007 000148 R CHIP 10K 5 RC1005J103CS 189 R599 2007 000162 R CHIP 100K 5 RC1005J104CS 190 R617 2007 007698 R CHIP 5 1K 1 MCR01MZSF5101 191 R618 2007 007142 R ...

Page 16: ...EXT T DG9411DL 212 U506 1202 001036 IC TC75W56FK TE12L TC75W56FK TE12L 213 U520 1103 001262 IC AT24C512C1 10CI 2 7 AT24C512C1 10CI 2 7 214 U611 1209 001354 IC ETC LINEAR HD155173NPEL QFP 2 HD155173NPSEL 215 U635 0505 001423 TR SMALL SIGNAL FDG6323L FDG6323L 216 V500 1405 001082 VARISTOR 5 6V 20A 1x0 5x0 6mm TP VC040205X150R 217 V507 1405 001082 VARISTOR 5 6V 20A 1x0 5x0 6mm TP VC040205X150R 218 V5...

Page 17: ... 2203 000254 C CERAMIC CHIP C103K 10NF 16V GRP155R71C103KA01E 21 C124 2404 001105 C TA CHIP 10UF 6 3V TCSCS0J106MPAR 22 C125 2203 000679 C CERAMIC CHIP C270J 27PF 50V GRP1555C1H270JZ01E 23 C126 2404 001231 C TA CHIP 47UH 6 3V 595D476X06R3A2T 24 C127 2203 005065 C CERAMIC CHIP C105Z 1UF 10V CL10F105ZPNC 25 C128 2203 000254 C CERAMIC CHIP C103K 10NF 16V GRP155R71C103KA01E 26 C190 2203 005065 C CERAM...

Page 18: ...P C3R9C 3 9PF 50V CL05C3R9CBNC 62 C627 2203 000438 C CERAMIC CHIP C102K 1NF 50V GRP155R71H102KA01E 63 C630 2203 000359 C CERAMIC CHIP C151J 150PF 50V GRP1555C1H151JD01E 64 C631 2203 000654 C CERAMIC CHIP C271K 270PF 50V GRP155R71H271KD01E 65 C632 2203 000438 C CERAMIC CHIP C102K 1NF 50V GRP155R71H102KA01E 66 C635 2203 000679 C CERAMIC CHIP C270J 27PF 50V GRP1555C1H270JZ01E 67 C636 2203 000438 C CE...

Page 19: ...00 867 24 8005 002 000 867 103 CN211 3711 004937 CONNECTOR AXK6F14335J AXK6F14335J 104 CN220 3710 001595 CONNECTOR 1004 0018 304 1004 0018 304 105 CN3 3710 001105 CONNECTOR 24 8005 002 000 867 24 8005 002 000 867 106 CN310 3709 001177 CONNECTOR ID1AS1 6S 2 54SFD ID1AS1 6S 2 54SFD 107 CN501 3722 001715 JACK PHONE 6P 2 3PI AU BLK 02 828P0 53BKA 108 D300 0407 001007 DIODE ARRAY UMN1 80V 25mA CA4 2 U ...

Page 20: ...73H1ETP2701F 145 R492 2007 000143 R CHIP 4 7K 5 RC1005J472CS 146 R546 2007 007317 R CHIP 2 2K 1 MCR01MZSF2201 147 R602 2007 001298 R CHIP 51 5 RC1005J510CS 148 R604 2007 000172 R CHIP 10 5 RC1005J100CS 149 R605 2007 001298 R CHIP 51 5 RC1005J510CS 150 R606 2007 001335 R CHIP 36K 5 RC1005J363CS 151 R607 2007 000139 R CHIP 220 5 RC1005J221CS 152 R608 2007 000139 R CHIP 220 5 RC1005J221CS 153 R609 20...

Page 21: ...604 2904 001389 FILTER SAW 1 96GHZ 75MHZ 925 960M WG60AR0 190 U605 1205 001935 IC HD155128TF HD155128TFSEB 191 U607 4709 001214 COUPLER DIRECTION 880 915MHz 19 5 DCS214E 0897 192 U608 1201 001864 IC PF08123B TB PF08123B TB 193 U609 4709 001243 COUPLER DIRECTION 1850 1910MHZ 14 DCS214A 1880 194 U610 NEW IC001 OSCILLATOR VCO VOD1880C29KRB VOD1880C29KRB 195 U612 1209 001337 IC PLL SYNTHESISER SI4133G...

Page 22: ...C040205X150R 215 V501 1405 001082 VARISTOR 5 6V 20A 1x0 5x0 6mm TP VC040205X150R 216 V502 1405 001082 VARISTOR 5 6V 20A 1x0 5x0 6mm TP VC040205X150R 217 V503 1405 001082 VARISTOR 5 6V 20A 1x0 5x0 6mm TP VC040205X150R 218 V504 1405 001082 VARISTOR 5 6V 20A 1x0 5x0 6mm TP VC040205X150R 219 V505 1405 001082 VARISTOR 5 6V 20A 1x0 5x0 6mm TP VC040205X150R 220 V506 1405 001082 VARISTOR 5 6V 20A 1x0 5x0 ...

Page 23: ...XRX XVCC LED 3V3 RTC VCC AVcc LDO Vcc LDO Serial Data Interface I O Interface A D Interface AGC AFC PLL Load S W Charging Circuit Li Ion Battery Standard ONE C VIBRATOR SYSTEM CLOCK 13MHz SRAM EEPROM RTC_CLOCK 32 768KHz KEY_BOARD SIM CARD SPEAKER MIC BB INTERFACE RF INTERFACE Charging Current LCD YMU ...

Page 24: ...MHz DCS 135MHz Phase Detector Loop filter GSM 270MHz DCS 135MHz VP40575 U501 880 915MHz 1710 1785 MHz Tx Dual VCO U610 Mixer 2 Serial data interface 45MHz 270MHz v 2 GSM 1150 1185MHz DCS 1580 1655MHz IRXP IRXN QRXP QRXN I Q Demo SCLK SDATA AGC_EN bias circuit Mixer 1 RF VCO v 2 540MHz GSM 1150 1185MHz DCS 1575 1650MHz CH 62 947 4MHz CH 698 1842 4MHz CH 62 902 4MHz CH 698 1747 4MHz CH 62 1172 4MHz ...

Page 25: ...gh ITXP ITXN QTXP QTXN Loop Filter TX VCO U610 Dual PAM U608 APC IC U611 890 915 MHz 1710 1785 MHz Coupler 15 9 4 4 3 3 U607 U609 1 1 3 5 8 540 MHz PCN 1575 1650 MHz Tx GSM 1150 1185 MHz 2 4 5 38 35 20 19 18 17 30 47 5 1 8 1 4 2 5 2 19 20 Ant S W Control Circuit 3VTXRx TXEN2 VC1 VC2 VC2 VC1 GSM Tx DCS Tx Rx H H L L L L 11 SI4133 MLP28 U612 VCTCXO 13MHz U613 IF VCO 1080MHz PLL1 PLL2 RF VCO AFCDAC 1...

Page 26: ...z Mixer 2 PGA I Q Demod Mixer 1 Mixer 1 LC Filter 45MHz 1 2 30 47 10 1 1 3 7 5 1 8 7 5 53 54 2 3 49 50 8 6 4 2 40 41 27 SDATA SCLK SYNEN1 46dBm 947 467 MHz 50dBm 1842 467 MHz 47dBm 30dBm 33dBm 38dBm 52dBm 43dBm 9dBm 1172 4 MHz 9 5dBm 1617 4 MHz GSM 1150 1185 MHz DCS 1580 1655 MHz Rx 8dBm 540 MHz 24 4dBm G 29dBm D 224 933 MHz 31dBm G 35dBm D 22dBm G 25dBm D 45 067 MHz 50dBm G 54dBm D 67 kHz 26 25 2...

Page 27: ...5 Flow chart of trouble shooting 5 1 Power ON 5 1 Flow chart of trouble shooting ...

Page 28: ... C113 C117 10NF 10NF 1 VCC 100NF C151 6 3V 10UF C100 C190 1UF 6 3V 10UF C124 VOUT 5 10NF C101 LP2985AIM5 3 0 U102 BYPASS 4 2 GND 3 ON OFF 1 VIN AVCC LP2985AIM5 3 3 U100 4 BYPASS 2 C127 1UF U106 FDC6329L R2 1 1K R108 1K R104 1K R107 6 3V 10UF C114 U105 LP2985AIM5 3 0 4 BYPASS GND 2 ON OFF 3 VIN R101 1K 100NF C110 RB414_II06N M100 GND 2 10NF C118 C102 C128 10NF S_BATT RTC_VCC LED_3V3 VBATT POWER 100...

Page 29: ...l Failure Check and repair the important END No U410 pin 4 H The node H RST No No Yes Yes R526 H MSIZE No Resolder R526 Yes No Yes Replace PBA Check all the other connection by Test S W Check the circuit around LCD Check the circuit and data stored in it ...

Page 30: ...Flow chart of trouble shooting 5 4 VCC VCC R509 C526 SIMPWDN_BOOT F_WP SYSRST GPIO3 DTR1 F ...

Page 31: ...rging Part Abnormal charging part Replace TA Check the CN220 pin 1 2 3 8V No Yes Yes Check the U303 pin 3 3 8V Resolder C200 V210 C316 Yes No U303 pin 4 L Resolder R328 Yes No Resolder components around U303 Check the U303 pin 5 1 5V END Yes No ...

Page 32: ...ooting 5 6 2SB1427 E T100 3 LTC1734ES6 4 2 TR 2 1 Q303 U303 1 L ON H OFF 6 3V VSENSE 5 VCC 3 PROG 4 ISENSE 1 GND 2 DRIVE 6 10V 10UF C317 C318 10UF C316 100K 1 R320 100NF 82K 1 R328 R323 CHG_ON DCVOLT VBATT ICHRG 2 7K BAT_VOLT ...

Page 33: ...10 pin1 7 3V Replace U300 Resoldering CN301 and check open connection from U300 to CN301 Yes Yes No No After Power ON Check SIMCLK Signal on CN310 pin 1 in a few second After SIM card insert CN310 pin 2 H SIMRST Replace the PBA Replace the PBA Yes Yes No No Check the circuit around U520 Serial EEPROM and data stored in it Yes Phone can t access SIM card Yes ...

Page 34: ...of trouble shooting 5 8 SIMCLK SIMDATA SIMALIM SIMRST SIMVCC ON OFF R1 C1 6 R2 1 2 V C1 1 3 V C1 2 4 VIN R1 VCC ID1AS1 6S 2 54SFD CN310 C302 R306 10K U300 FDG6323L 5 100NF 1 1 2 2 3 3 4 4 5 5 6 6 7 7 8 8 1UF C320 ...

Page 35: ...5 9 Flow chart of trouble shooting 5 5 Microphone Part ...

Page 36: ...Flow chart of trouble shooting 5 10 C532 U501 R525 R527 C561 C560 MIC VX 1P C553 R530 VX 1N R531 C538 VCC ...

Page 37: ...ow chart of trouble shooting 5 11 5 6 Speaker Part Receiver does not work Modify the receiver pins Check the depression of the receiver pins Is receiver working Replace the receiver END No Yes Yes Yes No ...

Page 38: ...Input Check Initial operation Replace the PBA Are the pin 1 3 5 and 7 of CN211 low When one of the keys is pushed one of pin 1 3 5 and 7 of CN211 is high Key PCB is OK Resolder pin 1 3 5 and 7 of CN211 END Replace the Key PCB Yes No Yes Yes Yes No No ...

Page 39: ...00 V201 VC040214X300 V206 VC040214X300 U636 VC040214X300 V202 VC040214X300 V203 VC040214X300 V200 VC040214X300 VC040214X300 V208 VC040214X300 V204 KEYBOARD_ROW 0 KEYBOARD_ROW 3 KEYBOARD_COL 3 KEYBOARD_COL 4 KEYBOARD_COL 0 KEYBOARD_COL 1 KEYBOARD_COL 2 KEYBOARD_ROW 1 KEYBOARD_ROW 2 B_LIGHT KEYBOARD_COL 0 4 KEYBOARD_ROW 0 4 VBATT ON_OFF ...

Page 40: ...ing 5 14 5 8 Ring Indicator Ring Indicator LED does not work GPO2 by Test S W Q200 Q202 Q203 pin 2 H Between LED201 and R210 R211 R212 L Check the LED Replace LED201 END Resolder Q200 Q202 Q203 R210 R211 R212 Yes No Yes Yes No No ...

Page 41: ...5 15 Flow chart of trouble shooting Q203 DTC114YE 2 3 1 1 R212 220 5 3 1 Q202 DTC114YE 2 3 DTC114YE Q200 2 100 5 R210 HL500 LED201 1 2 3 4 RI_RED RI_BLUE RI_GREEN LED_3V3 R211 68ohm 5 ...

Page 42: ...e menu Between R215 and R217 H GPO1 by test S W No Yes Yes No Check the circuit related U100 Pin 35 36 39 40 3 3V LCD backlight on Resolder LCD or Check Q201 No Yes No LCD BACKLIGHT KEY PCB LED Resolder R215 R217 Q201 pin 1 H No Yes Resolder Q201 Q201 pin 3 L No Yes Yes END Key PCB LED on Resolder CN211 or Replace Key PCB No CN200 ...

Page 43: ...5 17 Flow chart of trouble shooting R215 1K 100K R217 1 3 2 Q201 MMBT2222AWT1 BACKLIGHT B_LIGHT ...

Page 44: ...Flow chart of trouble shooting 5 18 5 10 Melody Part ...

Page 45: ... R2 1 2 V C1 1 3 V C1 2 4 C409 330PF 3 3NF C499 1M GND 2 1 INA1 3 INA2 OUTY1 6 OUTY2 4 5 VCC R422 C440 NL27WZ04 U413 11K 100NF R404 R439 100K 100NF 6 3V 4 7UF C432 C431 91K 100NF C433 R440 33K R432 3 3K R438 100PF C437 C434 68NF 4 RST WR 28 C430 1NF 18 SPOUT2 SPVDD 15 16 SPVSS SYNC 30 VDD 7 VREF 9 8 VSS IRQ 3 10 HPOUT L MONO HPOUT R 11 IFSEL 5 6 PLLC 31 SCLK 29 SDIN 32 SDOUT SPOUT1 17 22 D5 D6 21 ...

Page 46: ...5 MHz Check IF connector resolder Resolder U602 Pin 10 Check VC1 L VC2 L Resolder U604 C623 L609 Resolder U605 C620 C637 L616 Resolder U634 C621 L606 Check C600 CH 225MHz C636 1080MHz Resolder U612 Resolder U601 C604 C605 L603 C612 U605 Pin 24 25 26 27 Resolder OneC U501 U605 Check U605 Resolder U605 Pin32 33 35 Resolder U501 No No No No No No No No No No No Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes...

Page 47: ...esolder of Change C651 R607 R608 R609 Resolder or Change U610 At 1150 1185MHz Pin 10 At CH 1080MHz Resolder U605 U612 U605 Pin 17 18 19 20 Resolder OneC U501 Check U605 Resolder U605 Pin35 38 Resolder U501 No No No No No No No No No Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes Check Ant S W Control Circuit Check U608 VBATT Pin 2 APC OK Resolder or Change U608 Yes Check VBATT or APC Control No Pin 2...

Page 48: ...Check IF connector resolder Resolder U602 Pin 1 Check VC1 L VC2 L Resolder U604 C624 Resolder U605 C646 C647 L620 L618 C700 L607 Resolder U634 C625 L608 Check C600 CH 225MHz C636 1080MHz Resolder U612 Resolder U601 C604 C605 L603 C612 U605 Pin 24 25 26 27 Resolder OneC U501 U605 Check U605 Resolder U605 Pin32 33 35 Resolder U501 No No No No No No No No No No Yes Yes Yes Yes Yes Yes Yes Yes Yes Yes...

Page 49: ...C611 Resolder or Change C626 R611 R613 R614 Resolder U610 Resolder U605 U612 U605 Pin 17 18 19 20 Resolder OneC U501 Check U605 Pin 35 Pin 38 Resolder U605 Pin35 38 Resolder U501 No No No No No No No No No No Yes Yes Yes Yes Yes Yes Yes Yes Yes Check Ant S W Control Circuit Check U608 VBATT Pin 2 APC OK Resolder or Change U608 Yes Check VBATT or APC Control No Yes At 1150 1185MHz Pin 10 At CH 1080...

Page 50: ...0026A 1 1 2 2 3 3 12 13 G G 14 PCS_RX 1 PCS_TX 3 2 VC1 VC2 11 ANT 8 10 EGSM_RX 5 EGSM_TX G 4 6 G 7 G 9 G G C662 560PF LMG002S 5029A U602 5 6nH L607 47PF C668 R625 68 NC C646 1 8PF C656 220 1NF C632 R608 100 R615 C636 1NF L603 68nH 100PF C624 1NF C638 C618 270PF 270PF C631 L612 82nH R618 10K 1 100PF C678 E2 2 B1 5 B2 6 C1 3 C2 1 E1 4 33nH L602 Q600 RN4985 TE85L C660 100PF VCCIQ 51 VCCMIX 12 VCCPLL ...

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