Samsung SGH SGH Z540 Service Manual Download Page 73

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SAMSUNG Proprietary-Contents may change without notice

This Document can not be used without Samsung's authorization

Flow Chart of Troubleshooting

7-36

7-17. WCDMA Receiver

RX ON

RF input : CH center freq

Amp : -50dBm

Yes

C801

>= -60dBm

Check & Resolder U702

(ASM)

Yes

C807

>= -65dBm

Yes

Resolder F801

(DPLX)

C821

>= -60dBm

Resolder F800

(WRX SAW)

END

Resolder U801

(RFR6250)

Yes

Summary of Contents for SGH SGH Z540

Page 1: ...TS TELEPHONE SGH Z540 XPWV WHOHSKRQH FRQWHQWV 1 Specification 2 Circuit Description 3 Exploded Views and Parts List 4 Electrical Parts List 5 Block Diagrams 6 PCB Diagrams 7 Flow Chart of Troubleshooting ...

Page 2: ...o Ltd March 2006 Printed in Korea Code No GH68 09641A BASIC This 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 ⓒ ...

Page 3: ...2 9888 DL 10562 10838 Tx Rx spacing 45MHz 95MHz 80MHz 190MHz Mod Bit rate Bit Period 270 833kbps 3 692us 270 833kbps 3 692us 270 833kbps 3 692us 3 84Mcps Time Slot Period Frame Period 576 9us 4 615ms 576 9us 4 615ms 576 9us 4 615ms Frame length 10ms Modulation 0 3GMSK 0 3GMSK 0 3GMSK QPSK HQPSK MS Power 33dBm 5dBm 30dBm 0dBm 30dBm 0dBm 24dBm 50dBm Power Class 4 max 33dBm 1 max 30dBm 1 max 30dBm 3 ...

Page 4: ... 2 dBm 16 11 3 dBm 17 9 3dBm 18 7 3 dBm 19 5 3 dBm TX Power 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 PCS1800 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 1...

Page 5: ...F 4 Duplexer TCX800 A duplexer splits a single operating band into receive and transmit paths 5 UMTS PAM U800 This is a key component in the transmitter chain and must complement the RTR6250 IC precisely jointly they dominate the UMTS transmitter performance characteristics Parameters such as gain output power level ACLR harmonics Rx band noise and power supply current are critical 6 GSM DCS PCS P...

Page 6: ...d implements MSM controlled gain adjustments to extend the receiver dynamic range 10 RTR6250 UCD700 The RTR6250 supports multi band multi mode phones with two receiver signal paths and three transmitter signal paths 1 Receiver paths EGSM 900 DCS 1800 PCS 1900 2 Transmitter paths EGSM 900 using OPLL technique DCS 1800 using OPLL technique PCS 1900 UMTS 2100 Numerous secondary functions are integrat...

Page 7: ...trolling the TCXO warm up and buffering its signal for distribution throughout the handset Performance specifications are presented below 2 Connector 2 1 LCD Connector LCD is consisted of main LCD color 262K TFT LCD and small LCD color 65K TFT LCD Chip select signals in the HDC400 MAIN_LCD_CS can enable main LCD and SUB_EL_CS can enable small LCD nRESET_LCD signal initiates the reset process of th...

Page 8: ...uit for controlling vibrators and LEDs synchronizing with play of music The consumed electric current can be stopped to the minimum by power down mode when not operating The hardware sequence built in this device allows playing of the complex music without giving excessive load to the CPU of the portable telephones Moreover the registers of the FM synthesizer can be operated directly for real time...

Page 9: ...ung s authorization 3 Exploded View and Parts List 3 1 Exploded View QAN02 QCA01 QLB02 QFU01 QKP02 QLC01 QME06 QAR01 QFL01 QKP01 QFR01 QCK01 QIF01 QME02 QSH01 QCW01 QVO01 QCA02 QMO01 QSC14 QCB01 QHI01 QAN06 QCR12 QSC01 QMW04 QBA01 QCR12 QRF01 QSC13 QSC13 QRE01 QBA00 QBM01 QMP01 QCR04 QCR12 QME04 QWD01 ...

Page 10: ... NDC BRACKET MP3 KEY GH71 05913A QLC01 LCD SGHZ540 MODULE GH07 00822A QME02 UNIT KEY PAD GH59 02667A QME06 UNIT SPK FPCB GH59 02671A QMO01 MOTOR DC SGHZ540 GH31 00218A QMP01 PBA MAIN SGHZ540 GH92 02496A QMW04 MEC COVER MAIN WIN VODA GH75 09036A QRE01 MEC REAR COVER GH75 08621A QRF01 MPR TAPE RF HOLE GH74 20208A QWD01 PCT COVER SUB WINDOW GH72 28461A QSC01 RMO CAP FOLDER TOP GH73 05894A QSC13 RMO C...

Page 11: ...X P UNIT EU NEW GH69 02908A BOX P SLIP CASE EU GH69 03488A CUSHION CASE 1 2 GH69 03556A MPR BOHO VINYL LCD CONN GH74 15350A MPR TAPE MAIN WINDOW GH74 20193A MPR TAPE LCD MASKING 1 GH74 20203A MPR TAPE LCD MASKING 2 GH74 20204A MPR TAPE INTENNA CABLE GH74 20205A MPR TAPE FPCB BLUE GH74 20434A CONE GH74 20459A MPR VINYL BOHO LCD MAIN GH74 20460A MPR VINYL BOHO F L S GH74 20460B MPR VINYL BOHO LCD SU...

Page 12: ...ont with tweezers 1 When you use tweezers Be careful a damage of component 3 4 1 Pay attention to tear of the FPCB 2 Pay attention to damage of the wire 1 When you remove the tape pay attention to damage of the INTENNA WIRE 2 Be careful handling INTENNA Don t touch intenna pattern Remove B T MODULE from th e BT connector 1 When you remove the B T MODULE Be careful crack and damage of the BT MODULE...

Page 13: ...age of the LCD F PCB 2 When you use a disassemble stick Be careful a damage of component 9 1 Disjoint the Folder of the Bottom with tweezers 2 Using a disassemble stick disjoint the Folder of the Side 10 1 When disjointing UPPER pay attention to damage of the wire 1 Pay attention to a finger mark and dust of the LCD 2 When you use tweezers Be careful a damage of component 1 Remove SHIELD CAN and K...

Page 14: ...RE 2 pay attention to damage of CAMERA F PCB 13 1 Take off the LCD from the LOWER 2 Take off the MEGA CAMERA from the LOWER 1 When you remove the LCD pay attention to damage of LCD F PCB LCD component finger mark dust 2 When you remove the CAMERA pay attention to damage of CAMERA F PCB and CAMERA 1 Take off the SPK and the RECEIVER from the LOWER with tweezers 2 Open the ACTUATOR around the SPK AS...

Page 15: ...LCD DATA LINE with a hot iron carefully 1 Insert CAMERA F PCB in the Connector By Silk Base Line 2 Be careful F PCB CRACK 3 1 Take off SPK ASS Y s tape 2 Press the SPK ASS Y의 KEY DOME with a hand 3 Attach the sponge on the MP3 KEY DOME correctly 1 Attach KEY PCB on the a rising correctly 2 Be careful the sponge of dust 4 1 Insert SPK ASS Y F PCB F PCB in the Connector 2 Bond the solder part with r...

Page 16: ...N and FRONT SCREW boss 다 After Combining check the KEY GAP of the PAD 1 After Combining FRONT and SHIELD CAN open the FOLDER and check the KEY PAD of the GAP 6 1 Adhere the Mic insulation TAPE to SHIELD CAN along metallized SHIELD CAN 2 After put the ANT on the FRONT screw ANT 3 Put the ANT CABLE through the passage of FRONT 4 Don t keep being shown the Ant Cable after adhering Ant TAPE 1 Attach t...

Page 17: ...ire 2 On screwing down be careful not to scratch 8 1 On inserting LCD be careful for foreign substance 2 Take care that MOTOR wire do not interfere with screw boss 3 Notice that FPCB should not be cracked on inserting CAMERA 1 Insert LCD and SPK ASS Y bracket 2 Twist twice MOTOR wire and insert MOTOR 3 insert LCD FPCB into F LOWER hole 4 Insert VGA CAMERA 5 Attach a semocircular Poron sponge on th...

Page 18: ...Firstly connect UPPER end hook with LOWER end hook 2 Be care for foreign substance and connect Lower hooks 3 Connect side hooks 1 Notice that foreign substances do not go in 1 Attach a black insulation tape on LCD upper covering parts 2 Push and insert a receiver into LOWER receiver inserting position rightly 3 Insert SPK into LOWER SPK position 4 Attach a black insulation tape on LCD lower coveri...

Page 19: ...uthorization 11 1 Screw down at four points 2 Insert screw cap at four points 12 1 Insert FOLDER into FRONT passing hole 2 After inserting hinge dummy assemble pushing hinge on the other part with wooden pinset or hand 3 Check folder connection by repeating open and close two or three times Insert pushing hinge with wooden pinset or hand ...

Page 20: ... wire at PBA hole near the screw boss hole and connect with connector 1 Be careful not to damage ANT wire 2 Ensure space so that ANT Wire can not be damaged when connecting FRONT with REAR 15 16 1 Connect LCD F PCB connector 2 Connect B T Module 1 After aligning REAR upper hook part with FRONT upper hook part cover REAR and assemble Check the hook connection by pushing the upper part of REAR 1 Scr...

Page 21: ...upper to cover parts completely Attach tape according to red lines Discription SEC CODE SEC Design quantity TAPE LCD MASKING 1 GH74 20203A 39 7 x 31 6 x 0 08T 1 2 Discription SEC CODE SEC Design quantity TAPE LCD MASKING 2 GH74 20204A 39 7 x 11 62 x 0 08T 1 3 5 LCD KIT assembling Manual 1 Attach the black insulation tape on the LCD lower to cover parts completely Attach tape according to red lines...

Page 22: ...t notice Exploded view and Part List 3 14 This Document can not be used without Samsung s authorization 3 6 Test Jig GH80 03308A 3 6 1 RF Test Cable GH39 00397A 3 6 2 Test Cable 3 6 3 Serial Cable 3 6 4 Power Supply Cable 3 6 5 DATA CABLE 3 6 6 TA ...

Page 23: ...CHIP 2203 006562 SA C116 C CER CHIP 2203 006423 SA C117 C CER CHIP 2203 006423 SA C118 C CER CHIP 2203 006423 SA C119 C CER CHIP 2203 006423 SA C120 C CER CHIP 2203 006423 SA C121 C CER CHIP 2203 006423 SA C122 C CER CHIP 2203 006423 SA C123 C CER CHIP 2203 006423 SA C124 C CER CHIP 2203 006423 SA C125 C CER CHIP 2203 006423 SA C127 C CER CHIP 2203 006423 SA C128 C CER CHIP 2203 006423 SA C129 C C...

Page 24: ...62 SA C211 C CER CHIP 2203 006305 SA C212 C CER CHIP 2203 006208 SA C213 C CER CHIP 2203 006305 SA C214 C CER CHIP 2203 006838 SA C215 C CER CHIP 2203 006305 SA C216 C CER CHIP 2203 006838 SA C217 C CER CHIP 2203 006208 SA C218 C CER CHIP 2203 006838 SA C219 C CER CHIP 2203 006305 SA C220 C CER CHIP 2203 006208 SA C221 C CER CHIP 2203 006838 SA C223 C CER CHIP 2203 006562 SA C224 C CER CHIP 2203 0...

Page 25: ...62 SA C403 C CER CHIP 2203 006423 SA C405 C CER CHIP 2203 005682 SA C406 C CER CHIP 2203 005682 SA C407 C CER CHIP 2203 005682 SA C408 C CER CHIP 2203 005682 SA C409 C CER CHIP 2203 005682 SA C410 C CER CHIP 2203 005682 SA C411 C CER CHIP 2203 005682 SA C412 C CER CHIP 2203 005682 SA C413 C CER CHIP 2203 005682 SA C414 C CER CHIP 2203 005682 SA C415 C CER CHIP 2203 005682 SA C416 C CER CHIP 2203 0...

Page 26: ... SA C630 C CER CHIP 2203 006562 SA C631 C CER CHIP 2203 000812 SA C632 C CER CHIP 2203 006648 SA C634 C CER CHIP 2203 006208 SA C635 C CER CHIP 2203 001259 SA C637 C CER CHIP 2203 006324 SA C638 C CER CHIP 2203 003054 SA C640 C CER CHIP 2203 006648 SA C641 C CER CHIP 2203 000812 SA C642 C CER CHIP 2203 006562 SA C643 C CER CHIP 2203 005683 SA C644 C CER CHIP 2203 006423 SA C645 C CER CHIP 2203 005...

Page 27: ...6423 SA C740 C CER CHIP 2203 000359 SA C741 C CER CHIP 2203 000359 SA C742 C CER CHIP 2203 000359 SA C743 C CER CHIP 2203 000359 SA C745 C CER CHIP 2203 006556 SA C746 C CER CHIP 2203 005736 SA C747 C CER CHIP 2203 005503 SA C748 C CER CHIP 2203 002443 SA C749 C CER CHIP 2203 005234 SA C750 C CER CHIP 2203 006423 SA C751 C CER CHIP 2203 006423 SA C752 C CER CHIP 2203 005806 SA C753 C CER CHIP 2203...

Page 28: ...C CER CHIP 2203 005806 SA C847 C CER CHIP 2203 006423 SA C848 C CER CHIP 2203 006423 SA C849 C CER CHIP 2203 006423 SA C850 C CER CHIP 2203 006423 SA C851 C CER CHIP 2203 005057 SA CON SOCKET BOARD TO BOARD 3710 002285 SA D1 DIODE ARRAY 0407 001002 SA D5 DIODE ZENER 0403 001427 SA D500 DIODE ZENER 0403 001427 SA D501 DIODE ZENER 0403 001547 SA D7 DIODE ARRAY 0407 001002 SA DUF801 DUPLEXER SAW 2910...

Page 29: ...SMD 2703 002208 SA L714 INDUCTOR SMD 2703 002203 SA L715 INDUCTOR SMD 2703 002208 SA L716 INDUCTOR SMD 2703 002203 SA L800 INDUCTOR SMD 2703 001737 SA L801 INDUCTOR SMD 2703 001747 SA L802 R CHIP 2007 000171 SA L803 INDUCTOR SMD 2703 002870 SA L804 INDUCTOR SMD 2703 001729 SA L805 INDUCTOR SMD 2703 001729 SA L806 INDUCTOR SMD 2703 002870 SA L807 INDUCTOR SMD 2703 002313 SA L808 INDUCTOR SMD 2703 0...

Page 30: ...5 SA R213 R CHIP 2007 008055 SA R214 R CHIP 2007 008055 SA R215 R CHIP 2007 008055 SA R216 R CHIP 2007 008055 SA R217 R CHIP 2007 007586 SA R219 R CHIP 2007 008542 SA R220 R CHIP 2007 008051 SA R221 R CHIP 2007 008419 SA R222 R CHIP 2007 001320 SA R225 R CHIP 2007 008542 SA R226 R CHIP 2007 008542 SA R227 R CHIP 2007 008542 SA R231 R CHIP 2007 000168 SA R233 R CHIP 2007 000168 SA R300 R CHIP 2007 ...

Page 31: ...00171 SA R706 R CHIP 2007 001325 SA R707 R CHIP 2007 001325 SA R708 R CHIP 2007 001325 SA R709 R CHIP 2007 000171 SA R710 R CHIP 2007 007798 SA R711 R CHIP 2007 007798 SA R712 R CHIP 2007 007491 SA R713 R CHIP 2007 000171 SA R714 R CHIP 2007 000171 SA R715 R CHIP 2007 007142 SA R716 R CHIP 2007 000147 SA R717 R CHIP 2007 007142 SA R718 R CHIP 2007 001291 SA R719 R CHIP 2007 001217 SA R720 R CHIP 2...

Page 32: ...TCH TACT 3404 001152 SA TAC2 SWITCH TACT 3404 001152 SA TAC3 SWITCH TACT 3404 001152 SA TCX800 OSCILLATOR VCTCXO 2809 001280 SA TH100 THERMISTOR NTC 1404 001224 SA TR200 TR DIGITAL 0504 000168 SA TR201 TR DIGITAL 0504 000168 SA TR809 FET SILICON 0505 002078 SA U103 BLUETOOTH MODULE 4709 001363 SA U201 IC POSI FIXED REG 1203 003064 SA U202 IC VOL DETECTOR 1203 003728 SA U203 IC BATTERY 1203 003823 ...

Page 33: ...PTION SEC CODE STATUS UCP100 IC MODEM 1205 002780 SA UME300 IC MCP 1108 000032 SNA ZD401 DIODE TVS 0406 001208 SA ZD402 DIODE TVS 0406 001208 SA ZD403 DIODE TVS 0406 001203 SA ZD501 DIODE TVS 0406 001208 SA ZD502 DIODE TVS 0406 001208 SA ZD503 DIODE ZENER 0403 001547 SA ZD504 DIODE TVS 0406 001203 SA ZD505 DIODE TVS 0406 001203 SA ZD506 DIODE TVS 0406 001203 SA ...

Page 34: ...SAMSUNG Proprietary Contents may change without notice This Document can not be used without Samsung s authorization Electrical Parts List 7012 ...

Page 35: ...SAMSUNG Proprietary Contents may change without notice This Document can not be used without Samsung s authorization 5 Block Diagrams 5 1 ...

Page 36: ...SAMSUNG Proprietary Contents may change without notice 6 PCB Diagrams 6 1 This Document can not be used without Samsung s authorization 6 1 PCB Top Diagram ...

Page 37: ...SAMSUNG Proprietary Contents may change without notice PCB Diagrams 6 2 This Document can not be used without Samsung s authorization 6 2 PCB Bottom Diagram ...

Page 38: ...rk Change the Battery END No Yes PAM200 pin57 PS_HOLD 2 6V Check the PMIC related to PS_HOLD No Yes Check the Clock at OSC200 32KHZ Resolder OSC200 No Yes C237 VREG_MSMC 1 25V Check the PMIC No Yes C224 VREG_MSME 1 8V C220 VREG_MSMP 2 6V C217 VREG_MSMA 2 6V C210 VREG_TCXO 2 8V Check the PMIC No Yes Check for the clock at C207 19 2MHz Check the clock generation circuit related to OSC700 No Yes Chec...

Page 39: ...SBCK SBDT KPDPWR_N KPD_DRV_N 23 22 LCD_DRV_N 59 MSM_INT_N NC 86 87 NC 9 PON_RESET_N PS_HOLD 57 REF_BYP 63 REF_GND BAT_FET_N 7 CBL0PWR_N 68 66 CBL1PWR_N CHG_CTL_N 4 8 FLSH_DRV_N GND 85 GP1_DRV_N 21 ISNS_M 5 ISNS_P 3 24 PAM200 1 ADC_BYP AMUX_IN1 70 AMUX_IN2 72 AMUX_OUT 82 R230 VREG_MSME_1 8V C219 R206 R205 C207 VREG_MSMP_2 6V R229 R228 C227 R200 C243 C223 V_IN VREG_MSMP_2 6V 2 NEG 1 POS C228 BAT201 ...

Page 40: ...f Troubleshooting This Document can not be used without Samsung s authorization 7 3 C755 C759 C760 C753 R721 C756 OUT2 1 2 SW1 SW2 4 8 VB1 12 VB2 10 VC 3 G G 6 G 7 G 11 9 G G 14 13 G OUT1 5 OSC700 R730 C752 R719 C757 R728 MOD_CP GSM_VCO_EN_N DCS_VCO_EN_N VREG_RFTX_2 8V ...

Page 41: ...e This Document can not be used without Samsung s authorization Flow Chart of Troubleshooting 7 4 7 2 Initial TP 201 or TP RST PON_RESET_N H Initial Failure Check the PMIC END No Yes Is HDC400 pin 11 25 LCD RESET OK Yes Yes No Check the LCD RESET Circuit ...

Page 42: ...2 3 IN3 IN4 4 5 OUT4 OUT3 6 7 F804 9 C403 F805 C409 C406 C848 C414 C416 C410 6 60 60 7 78 8 9 9 52 52 53 53 54 54 55 55 56 56 57 57 58 58 59 59 6 45 46 46 47 47 48 48 49 49 5 5 50 50 51 51 38 39 39 4 4 40 40 41 41 42 42 43 43 44 44 45 30 31 31 32 32 33 33 34 34 35 35 36 36 37 37 38 23 23 24 24 25 25 26 26 27 27 28 28 29 29 3 3 30 16 17 17 18 18 19 19 2 2 20 20 21 21 22 22 1 1 10 10 11 11 12 12 13 ...

Page 43: ...3 49 SBCK SBDT KPDPWR_N KPD_DRV_N 23 22 LCD_DRV_N 59 MSM_INT_N NC 86 87 NC 9 PON_RESET_N PS_HOLD 57 REF_BYP 63 REF_GND BAT_FET_N 7 CBL0PWR_N 68 66 CBL1PWR_N CHG_CTL_N 4 8 FLSH_DRV_N GND 85 GP1_DRV_N 21 ISNS_M 5 ISNS_P 3 24 PAM200 1 ADC_BYP AMUX_IN1 70 AMUX_IN2 72 AMUX_OUT 82 R230 VREG_MSME_1 8V C219 R206 R205 C207 VREG_MSMP_2 6V R229 R228 C227 R200 C243 C223 V_IN VREG_MSMP_2 6V 2 NEG 1 POS C228 BA...

Page 44: ...SAMSUNG Proprietary Contents may change without notice Flow Chart of Troubleshooting This Document can not be used without Samsung s authorization 7 7 ...

Page 45: ... card insert SIM 200 pin 2 H SIM_RST Replace PBA No Yes After Power ON Check SIM_CLK Signal on SIM200 pin3 in a few second Check the 32KHz OSC No Yes Yes Yes No END Check the SIM Card Check the SIM POWER Phone can t access SIM Card SIM200 pin 6 H Yes Replace PBA No Yes Check the 32KHz OSC No Yes Yes Yes No END Check the SIM Card Check the SIM POWER Phone can t access SIM Card ...

Page 46: ...3 49 SBCK SBDT KPDPWR_N KPD_DRV_N 23 22 LCD_DRV_N 59 MSM_INT_N NC 86 87 NC 9 PON_RESET_N PS_HOLD 57 REF_BYP 63 REF_GND BAT_FET_N 7 CBL0PWR_N 68 66 CBL1PWR_N CHG_CTL_N 4 8 FLSH_DRV_N GND 85 GP1_DRV_N 21 ISNS_M 5 ISNS_P 3 24 PAM200 1 ADC_BYP AMUX_IN1 70 AMUX_IN2 72 AMUX_OUT 82 R230 VREG_MSME_1 8V C219 R206 R205 C207 VREG_MSMP_2 6V R229 R228 C227 R200 C243 C223 V_IN VREG_MSMP_2 6V 2 NEG 1 POS C228 BA...

Page 47: ...SAMSUNG Proprietary Contents may change without notice This Document can not be used without Samsung s authorization Flow Chart of Troubleshooting 7 10 ...

Page 48: ...uthorization 7 11 7 4 Speaker Part Melody U600 pin7 32 2 7V Speaker does not work Check the Clock signal at Pin 1 of U600 13 5MHz Check the clock generation circuit related to U401 and U600 END No Yes No Resolder or replace U401 U600 pin 4 2 7V When u100 operate Resolder u100 Yes No Yes Is Speaker working No Change the Speaker Yes Yes ...

Page 49: ...UT1 17 18 SPOUT2 SPVDD 15 16 SPVSS 7 VDD VREF 98 VSS 29 CS G 36 10 HPOUT L MONO HPOUT R 11 32 IOVDD 2 LED MTR 19 NC 5 6 PLLC D6 21 20 D7 12 EQ1 EQ2 13 14 EQ3 33 G G 34 35 G A0 30 CLKI 1 27 D0 26 D1 D2 25 24 D3 D4 23 22 D5 U600 YMU_VDD_2 7V HPOUT_R WE2_N MELODY_IRQ BUFF_TCXO HPOUT_L D2 1 D2 2 D2 3 D2 4 D2 5 D2 6 D2 7 MELODY_CS OE2_N MELODY_RESET A2 1 D2 0 3 A B0 4 B1 6 5 GND S 1 2 VCC U401 R809 VRE...

Page 50: ...ment can not be used without Samsung s authorization 7 13 7 5 Microphone Part Check the connection from MIC Check the circuit from UCP100 to MIC Resolder MIC Resolder the R601 R603 R609 R610 C604 C611 C616 and C621 END No Yes Yes Yes Yes No Check the MIC Replace the MIC Microphone does not work ...

Page 51: ...SAMSUNG Proprietary Contents may change without notice This Document can not be used without Samsung s authorization Flow Chart of Troubleshooting 7 14 Microphone ...

Page 52: ...ng This Document can not be used without Samsung s authorization 7 15 7 6 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 KEY_IO signal is OK Replace the PBA No Yes ...

Page 53: ...t Samsung s authorization Flow Chart of Troubleshooting 7 16 7 7 Receiver Part END Yes Receiver does not work Is Receiver working Replace the Receiver No Yes No Replace UCP100 Yes Check the soldering of the RCV wire No Modify the RCV wire soldering Yes Check soldering of the HDC400 pin4 pin6 ...

Page 54: ... 2 3 IN3 IN4 4 5 OUT4 OUT3 6 7 F804 9 C403 F805 C409 C406 C848 C414 C416 C410 6 60 60 7 78 8 9 9 52 52 53 53 54 54 55 55 56 56 57 57 58 58 59 59 6 45 46 46 47 47 48 48 49 49 5 5 50 50 51 51 38 39 39 4 4 40 40 41 41 42 42 43 43 44 44 45 30 31 31 32 32 33 33 34 34 35 35 36 36 37 37 38 23 23 24 24 25 25 26 26 27 27 28 28 29 29 3 3 30 16 17 17 18 18 19 19 2 2 20 20 21 21 22 22 1 1 10 10 11 11 12 12 13...

Page 55: ...SAMSUNG Proprietary Contents may change without notice This Document can not be used without Samsung s authorization Flow Chart of Troubleshooting 7 18 ...

Page 56: ...ing This Document can not be used without Samsung s authorization 7 19 7 8 Back Light for Color Main LCD Is BACKLIGHT set 15second ON in the Menu Set BACKLIGHT on 15second ON END No Yes Yes Backlight does not work L400 3 3V Replace or Resolder L400 No Yes Yes Replace the LCD Module ...

Page 57: ... 2 3 IN3 IN4 4 5 OUT4 OUT3 6 7 F804 9 C403 F805 C409 C406 C848 C414 C416 C410 6 60 60 7 78 8 9 9 52 52 53 53 54 54 55 55 56 56 57 57 58 58 59 59 6 45 46 46 47 47 48 48 49 49 5 5 50 50 51 51 38 39 39 4 4 40 40 41 41 42 42 43 43 44 44 45 30 31 31 32 32 33 33 34 34 35 35 36 36 37 37 38 23 23 24 24 25 25 26 26 27 27 28 28 29 29 3 3 30 16 17 17 18 18 19 19 2 2 20 20 21 21 22 22 1 1 10 10 11 11 12 12 13...

Page 58: ...SAMSUNG Proprietary Contents may change without notice Flow Chart of Troubleshooting This Document can not be used without Samsung s authorization 7 21 ...

Page 59: ... can not be used without Samsung s authorization Flow Chart of Troubleshooting 7 22 7 9 Key Back Light Is BACKLIGHT set 15second ON in the Menu Set BACKLIGHT on 15second ON END No Yes Yes Key Backlight does not work HDC401 pin 15 Vpin15 3 3V No Replace KeyPCB Module Yes ...

Page 60: ...horization 7 23 KEY CONNECTOR ZD401 1 2 3 4 5 6 ZD403 VREG_MSMP_2 6V L403 8 8 9 9 2 2 20 20 3 3 4 4 5 5 6 6 7 7 12 12 13 13 14 14 15 15 16 16 17 17 18 18 19 19 HDC401 1 1 10 10 11 11 3 4 5 6 ZD402 uClamp0505A 1 2 C420 KYPD_MEMO PHONE_ON KYPD_11 KYPD_9 KYPD_15 KYPD_13 KEYSENSE 1 KYPD_17 KEYSENSE 3 KEYSENSE 0 MIC KEY_EL_DRV MIC KEYSENSE 2 ...

Page 61: ...Troubleshooting 7 24 7 10 Camera part Camera function does not work Yes No Connect the camera module Check the Camera connector on LCD module Yes J7pin21 J8pin13 1 8V J7pin1 pin12 2 8V J8pin7 pin16 2 8V No Check the voltage of U3 Yes HDC400pin56 25MHz No Replace UCP100 Yes Is there another problem END Replace the camera module Yes ...

Page 62: ...SAMSUNG Proprietary Contents may change without notice Flow Chart of Troubleshooting This Document can not be used without Samsung s authorization 7 25 ...

Page 63: ...ocument can not be used without Samsung s authorization Flow Chart of Troubleshooting 7 26 7 11 GSM Receiver C735 60dBm Resolder U702 END No Yes RX ON RF input CH center freq 67 7kHz Amp 50dBm Resolder F702 GSM SAW L713 65dBm Resolder U700 RTR6250 Yes Yes Yes No ...

Page 64: ... not be used without Samsung s authorization 7 27 L711 8 NC NC 91 0 NC NC 7 1 GND GND 6 12 GND U702 OUT OUT 4 L705 F700 2 GG 5 IN 1 3 IN 1 3 OUT OUT 4 L704 F701 2 GG 5 C735 F702 2 GG 5 IN 1 3 OUT OUT 4 L716 L708 L715 L707 L713 L712 C733 L710 L714 C727 L706 PCS_RXP PCS_RXM DCS_RXP DCS_RXM GSM_RXP GSM_RXM ...

Page 65: ... s authorization Flow Chart of Troubleshooting 7 28 7 12 GSM Transmitter U701 PAM Pin20 1V Resolder U701 PAM TX ON 5Level Resolder OSC700 TXVCO OSC700 TXVCO pin1 2dBm U701 PAM pin11 20dBm U702 ASM pin22 25dBm Resolder U701 PAM Resolder U702 ASM Yes Yes Yes Yes No No No No END Check UCP100 MSM6250A Yes ...

Page 66: ..._ANT GSM_ANT_SEL2_N GSM_ANT_SEL1_N GSM_ANT_SEL0_N R731 R716 C755 R720 C748 R715 C754 R718 C749 C759 C760 C753 GSMIN 4 11 GSMOUT 19 RSVD VAPC 20 VBATT 17 VCC1A 2 VCC1B 6 GND 7 8 GND GND 9 GND 10 16 GND GND 14 13 GND GND 12 U701 1 BS 3 DCS PCSIN DCS PCSOUT 15 ENABLE 18 5 GND 21 GND R721 TA744 C756 C739 C750 OUT2 1 2 SW1 SW2 4 8 VB1 12 VB2 10 VC 3 G G 6 G 7 G 11 9 G G 14 13 G OUT1 5 OSC700 R713 R729 ...

Page 67: ...12 GND U702 OUT OUT 4 L705 F700 2 GG 5 IN 1 3 IN 1 3 OUT OUT 4 L704 F701 2 GG 5 C735 F702 2 GG 5 IN 1 3 OUT OUT 4 L716 L708 L715 L707 L713 L712 C733 L710 L714 C727 L706 PCS_RXP PCS_RXM DCS_RXP DCS_RXM GSM_RXP GSM_RXM 7 13 DCS Receiver C733 60dBm Resolder U702 ASM END No Yes RX ON RF input CH center freq 67 7kHz Amp 50dBm L708 65dBm Resolder U700 RTR6250 Yes Yes Yes No Resolder F701 DCS SAW ...

Page 68: ...can not be used without Samsung s authorization 7 31 7 14 DCS Transmitter U701 PAM Pin20 1V Resolder U701 PAM TX ON 0Level OSC700 TXVCO pin5 2dBm U701 PAM pin15 15dBm U702 ASM pin22 20dBm Resolder U701 PAM Resolder U702 ASM Yes Yes Yes Yes No No No No END Check U100 MSM6250 Yes Resolder OSC700 TXVCO ...

Page 69: ..._ANT GSM_ANT_SEL2_N GSM_ANT_SEL1_N GSM_ANT_SEL0_N R731 R716 C755 R720 C748 R715 C754 R718 C749 C759 C760 C753 GSMIN 4 11 GSMOUT 19 RSVD VAPC 20 VBATT 17 VCC1A 2 VCC1B 6 GND 7 8 GND GND 9 GND 10 16 GND GND 14 13 GND GND 12 U701 1 BS 3 DCS PCSIN DCS PCSOUT 15 ENABLE 18 5 GND 21 GND R721 TA744 C756 C739 C750 OUT2 1 2 SW1 SW2 4 8 VB1 12 VB2 10 VC 3 G G 6 G 7 G 11 9 G G 14 13 G OUT1 5 OSC700 R713 R729 ...

Page 70: ...12 GND U702 OUT OUT 4 L705 F700 2 GG 5 IN 1 3 IN 1 3 OUT OUT 4 L704 F701 2 GG 5 C735 F702 2 GG 5 IN 1 3 OUT OUT 4 L716 L708 L715 L707 L713 L712 C733 L710 L714 C727 L706 PCS_RXP PCS_RXM DCS_RXP DCS_RXM GSM_RXP GSM_RXM 7 15 PCS Receiver C727 60dBm Resolder U702 ASM END No Yes RX ON RF input CH center freq 67 7kHz Amp 50dBm L704 65dBm Resolder U700 RTR6250 Yes Yes Yes No Resolder F700 PCS SAW ...

Page 71: ...g s authorization Flow Chart of Troubleshooting 7 34 7 16 PCS Transmitter U701 PAM Pin20 1V Resolder U701 PAM TX ON 0Level OSC700 TXVCO pin5 2dBm U701 PAM pin15 15dBm U702 ASM pin22 20dBm Resolder U701 PAM Resolder U702 ASM Yes Yes Yes Yes No No No No END Check U100 MSM6250 Yes Resolder OSC700 TXVCO ...

Page 72: ..._ANT GSM_ANT_SEL2_N GSM_ANT_SEL1_N GSM_ANT_SEL0_N R731 R716 C755 R720 C748 R715 C754 R718 C749 C759 C760 C753 GSMIN 4 11 GSMOUT 19 RSVD VAPC 20 VBATT 17 VCC1A 2 VCC1B 6 GND 7 8 GND GND 9 GND 10 16 GND GND 14 13 GND GND 12 U701 1 BS 3 DCS PCSIN DCS PCSOUT 15 ENABLE 18 5 GND 21 GND R721 TA744 C756 C739 C750 OUT2 1 2 SW1 SW2 4 8 VB1 12 VB2 10 VC 3 G G 6 G 7 G 11 9 G G 14 13 G OUT1 5 OSC700 R713 R729 ...

Page 73: ...sed without Samsung s authorization Flow Chart of Troubleshooting 7 36 7 17 WCDMA Receiver RX ON RF input CH center freq Amp 50dBm Yes C801 60dBm Check Resolder U702 ASM No Yes C807 65dBm Yes Yes No Resolder F801 DPLX No C821 60dBm Resolder F800 WRX SAW END Resolder U801 RFR6250 Yes ...

Page 74: ...e used without Samsung s authorization 7 37 7 18 WCDMA Transmitter TX ON PDM for 23dBm C809 5Bm C810 5dBm U800 WPAM pin8 20dBm Resolder F802 WTX SAW Check Resolder U800 WPAM C801 20dBm Yes Yes Yes Yes No No No END Resolder F203 DPLX No Check Resolder U700 RTR6250 Yes C702 20dBm Check Resolder U702 ASM No Yes ...

Page 75: ...NA_IN 18 ILNA_OUT 14 IMIXM 8 IMIXP 9 LO_OUT 28 1 GLNA_OUT GMIXM 5 GMIXP 6 GND1 4 GND2 49 GPS_TUNE 35 GRX_IM 39 GRX_IP 40 BLANK 2 CP_DUMP 29 CP_OUT 30 FAQ 31 GLNA_BIAS 48 GLNA_IN 47 U801 C816 R800 C821 L805 C820 C834 L808 C832 L803 C819 C822 C826 C829 C833 C837 C836 R802 C828 R804 R803 L804 C823 C835 C831 L807 C825 VREG_RFRX_2 8V UMTS_RXP UMTS_RXM VREG_RFRX_2 8V SBST VREG_MSMP_2 6V VREG_TCXO_2 8V T...

Page 76: ...TA804 C814 C800 C802 GND1 34 GND2 IN 1 OUT 2 C809 F802 C801 2 RFIN 8 RFOUT 1 VCC 10 VCC 4 VMODE VREF 5 GND 3 GND 6 GND 9 11 GND GND 7 U800 C803 C811 R801 C806 5 RX 11 TX G10 G2 23 G3 G4 46 G5 G6 79 G7 10 G8 G9 12 DUF801 SFXG50KC701 ANT 8 1 G1 13 E2 4 Q800 B1 2 B2 5 6 C1 C2 3 1 E1 C818 C827 C810 0 5PF C812 C815 VREG_RFTX_2 8V PA_ON PA_RANGE0 VBATT UMTS_ANT UMTS_TXRF ...

Page 77: ...SAMSUNG Proprietary Contents may change without notice This Document can not be used without Samsung s authorization Flow Chart of Troubleshooting 7 40 ...

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