Samsung SGH-D880 Скачать руководство пользователя

Страница: 79 / 84

SAMSUNG Proprietary-Contents may change without notice

Disassembly and Assembly Instructions

11-5

This Document can not be used without Samsung's authorization

1) Be careful to damage the Camera and FPCB.

1) Be careful to damage the S

FPCB.

Be careful to damage the Sub PCB

FPCB.

1) Separate the NAVY KEYPAD from the Upper.

1) Desolder speaker wire and separate it

1) Remove the Conductive three tapes

Содержание SGH-D880

Страница 1: ...y Precautions 2 Specification 3 Product Function 4 Array course control 5 Exploded View and Parts List 6 Main Electrical Parts List 7 Block Diagrams 8 PCB Diagrams 9 Flow Chart of Troubleshooting 10 Reference data 11 Disassembly and Assembly Instructions ...

Страница 2: ...be punished under applicable International and or domestic law Country Web Site North America service samsungportal com Latin America latin samsungportal com CIS cis samsungportal com Europe europe samsungportal com China china samsungportal com Asia asia samsungportal com Mideast Africa mea samsungportal com GSPN Global Service Partner Network ...

Страница 3: ...worn 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 a...

Страница 4: ...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 5: ...85 512 810 Tx Rx spacing 45MHz 45MHz 95MHz 80MHz Mod Bit rate Bit Period 270 833kbps 3 692us 270 833kbps 3 692us 270 833kbps 3 692us 270 833kbps 3 692us Time Slot Period Frame Period 576 9us 4 615ms 576 9us 4 615ms 576 9us 4 615ms 576 9us 4 615ms Modulation 0 3GMSK 0 3GMSK 0 3GMSK 0 3GMSK MS Power 33dBm 5dBm 33dBm 5dBm 30dBm 0dBm 30dBm 0dBm Power Class 5pcl 19pcl 5pcl 19pcl 0pcl 15pcl 0pcl 15pcl S...

Страница 6: ...6 4 dBm 13 4 4 dBm 14 2 5 dBm 15 0 5 dBm TX Power control level DCS1800 0 30 2 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 GSM900 GSM850 5 33 2 dBm 6 31 3 dBm 7 29 3 dBm 8 27 3 dBm 9 25 3 dBm 10 23 3 dBm 11 21 3 dBm 12 19 3 dBm 13 17 3 dBm 14 15 3 dBm ...

Страница 7: ... 16 11 5 dBm 17 9 5 dBm 18 7 5 dBm 19 5 5 dBm TX Power control level DCS1800 2 26 4 3 dBm 3 24 3 dBm 4 22 3 dBm 5 20 3 dBm 6 18 3 dBm 7 16 3 dBm 8 12 3 dBm 9 10 3 dBm 10 14 3 dBm 11 12 4 dBm 12 10 4 dBm 13 8 4dBm 14 6 4 dBm 15 4 4 dBm 2 3 GSM EDGE TX power class TX Power control level PCS1900 2 26 4 3 dBm 3 24 3 dBm 4 22 3 dBm 5 20 3 dBm 6 18 3 dBm 7 16 3 dBm 8 12 3 dBm 9 10 3 dBm 10 14 3 dBm 11 1...

Страница 8: ...SAMSUNG Proprietary Contents may change without notice This Document can not be used without Samsung s authorization Specification 2 4 ...

Страница 9: ... Function Slide Design Intenna Dual Standby 3M AF CMOS Camera Bluetooth V 2 0 Stereo Bluetooth Headset Mobile Tracker SOS Messaging Large 2 3 QVGA 262K TFT Display EXT Memory SMS MMS E Mail WAP 2 0 Java MIDP 2 0 MP3 AAC MP4 3GPP Decoding Video Recording and Messaging GSM GPRS EDGE Class 10 Band Master GSM900 1800 1900 Slave GSM900 1800 TV oput FM radio Speaker Phone ...

Страница 10: ...SAMSUNG Proprietary Contents may change without notice Operation Instruction and Installation 3 2 This Document can not be used without Samsung s authorization ...

Страница 11: ...ithout notice 4 Array course control 4 1 This Document can not be used without Samsung s authorization 4 1 Software Adjustments Power Supply Cable Serial Cable CSA LL64151 A Test Jig GH80 03306A GH39 00877A GH39 00876A GH39 00875A GH39 00872A ...

Страница 12: ... Data Cable Binary file TFS file 4 2 2 S W Downloader Program Load the binary download program by executing the Gem_Downloader_1GNAND_ARM9 ARM7 v1 0 exe 1 Select the download mode you want if Master mode wanted check ARM9 if Slave mode wanted check ARM7 2 Select the connected serial port and the rate of speed 3 Select the check box the mode you want to download if the binary file wanted check only...

Страница 13: ...notice Array course control 4 3 This Document can not be used without Samsung s authorization 3 Select the file s what you want to download if you select ARM9 select the file D888ooooo_Master ooo if you select ARM7 select the file D888ooooo_Slave ooo ...

Страница 14: ...SAMSUNG Proprietary Contents may change without notice Array course control 4 4 This Document can not be used without Samsung s authorization ...

Страница 15: ...s Document can not be used without Samsung s authorization 5 1 Cellular phone Exploded View QFU01 QRE01 QSP01 QLC01 QCK02 QMP01 QVK01 QMO01 QAN03 QPC01 QFR01 QVO01 QCR58 QSC05 QCA01 QKP01 QMI01 QSH01 QRF01 QBA01 QBA00 QCR04 QAN02 QME01 QCR58 QCK01 QVK09 QKP02 QME02 QFL01 QFR02 QMW01 QRF03 QHI01 ...

Страница 16: ...50A QKP02 ASSY KEYPAD SUB EU BLK GH98 06251A QLC01 ELA ETC SGHD888 LCD MODULE GH96 02740A QME01 DOME SHEET DOME SHEET 12KEY MA GH59 04694A QME02 DOME SHEET DOME SHEET 10KEY SU GH59 04695A QMI01 MICROPHONE ASSY SGHD888 GH30 00400A QMO01 MOTOR DC GH31 00303A QMP01 PBA MAIN SGHD880 GH92 03970A QPC01 MEA SLIDER FPCB KIT D880 GH97 08361A QRF01 TAPE RF COVER GH74 34624B QSC05 RMO COVER LOWER SCREW L GH7...

Страница 17: ...d Parts List 5 3 This Document can not be used without Samsung s authorization Design LOC Description SEC CODE QFR01 ASSY CASE FRONT SLIDE LOWER GH98 06450B QFL01 ASSY CASE LOWER GH98 05430B QFR02 ASSY CASE FRONT GH98 05429B QHI01 ASSY HINGE MULTI TORSION SPRIN GH98 05822A ...

Страница 18: ...ER SOAK GH68 09361A LABEL R MAIN SER GH68 16409A MANUAL USERS EU RUSSIAN GH68 16604A BOX UNIT SER GH69 06063A CUSHION CASE EU GH69 06065A TAPE INSU GH74 30410A TAPE INSU GH74 32729A TAPE GASK GH74 33529A TAPE GASK SUB PCB1 GH74 34627A TAPE INSU SUB PCB GH74 34629A TAPE INSU GH74 34677A TAPE GASK GH74 34813A TAPE REMOVE GH74 35112A TAPE GASK GH74 35775A VINYL BOHO UPPER GH74 36200A TAPE INSU PBA GH...

Страница 19: ...D625 DIODE TVS SA 0505 002111 Q800 FET SILICON SA 0505 002111 U307 FET SILICON SA 0601 002268 LED1 LED SA 0601 002268 LED2 LED SA 0801 003022 U305 IC CMOS LOGIC SA 0801 003055 U400 IC CMOS LOGIC SA 1001 001394 U601 IC ANALOG SWITCH SA 1001 001429 U200 IC ANALOG MULTIPLEX SA 1001 001429 U201 IC ANALOG MULTIPLEX SA 1001 001453 U501 IC ANALOG SWITCH SA 1001 001453 U502 IC ANALOG SWITCH SA 1001 001453...

Страница 20: ...ISTOR SA 1405 001138 V800 VARISTOR SA 2007 000070 R624 R CHIP SA 2007 000138 C830 R CHIP SA 2007 000138 C831 R CHIP SA 2007 000140 R107 R CHIP SA 2007 000140 R236 R CHIP SA 2007 000140 R330 R CHIP SA 2007 000140 R441 R CHIP SA 2007 000140 R841 R CHIP SA 2007 000141 R319 R CHIP SA 2007 000141 R320 R CHIP SA 2007 000141 R431 R CHIP SA 2007 000141 R832 R CHIP SA 2007 000141 R834 R CHIP SA 2007 000143...

Страница 21: ...162 R332 R CHIP SA 2007 000162 R334 R CHIP SA 2007 000162 R408 R CHIP SA 2007 000162 R410 R CHIP SA 2007 000162 R411 R CHIP SA 2007 000162 R412 R CHIP SA 2007 000162 R414 R CHIP SA 2007 000162 R416 R CHIP SA 2007 000162 R420 R CHIP SA 2007 000162 R426 R CHIP SA 2007 000162 R433 R CHIP SA 2007 000162 R620 R CHIP SA 2007 000162 R621 R CHIP SA 2007 000162 R813 R CHIP SA 2007 000162 R826 R CHIP SA 200...

Страница 22: ...758 R235 R CHIP SA 2007 000758 R438 R CHIP SA 2007 000758 R838 R CHIP SA 2007 000831 R440 R CHIP SA 2007 000932 R716 R CHIP SA 2007 000932 R717 R CHIP SA 2007 000932 R721 R CHIP SA 2007 000932 R722 R CHIP SA 2007 001291 R610 R CHIP SA 2007 001291 R613 R CHIP SA 2007 001292 R442 R CHIP SA 2007 001292 R443 R CHIP SA 2007 001306 R318 R CHIP SA 2007 001319 R240 R CHIP SA 2007 001319 R241 R CHIP SA 200...

Страница 23: ... R CHIP SA 2203 000233 C113 C CER CHIP SA 2203 000233 C128 C CER CHIP SA 2203 000233 C411 C CER CHIP SA 2203 000254 C202 C CER CHIP SA 2203 000254 C610 C CER CHIP SA 2203 000254 C717 C CER CHIP SA 2203 000254 C802 C CER CHIP SA 2203 000254 C805 C CER CHIP SA 2203 000254 C808 C CER CHIP SA 2203 000278 C112 C CER CHIP SA 2203 000278 C124 C CER CHIP SA 2203 000278 C126 C CER CHIP SA 2203 000278 C127 ...

Страница 24: ...0812 C628 C CER CHIP SA 2203 000812 C704 C CER CHIP SA 2203 000812 C706 C CER CHIP SA 2203 000812 C707 C CER CHIP SA 2203 000812 C708 C CER CHIP SA 2203 000812 C821 C CER CHIP SA 2203 000812 C841 C CER CHIP SA 2203 000812 R713 C CER CHIP SA 2203 000854 C811 C CER CHIP SA 2203 000995 C103 C CER CHIP SA 2203 000995 C108 C CER CHIP SA 2203 000995 C507 C CER CHIP SA 2203 000995 C553 C CER CHIP SA 2203...

Страница 25: ...5482 C505 C CER CHIP SA 2203 005482 C506 C CER CHIP SA 2203 005482 C509 C CER CHIP SA 2203 005482 C510 C CER CHIP SA 2203 005482 C516 C CER CHIP SA 2203 005482 C519 C CER CHIP SA 2203 005482 C520 C CER CHIP SA 2203 005482 C521 C CER CHIP SA 2203 005482 C530 C CER CHIP SA 2203 005482 C531 C CER CHIP SA 2203 005482 C537 C CER CHIP SA 2203 005482 C540 C CER CHIP SA 2203 005482 C542 C CER CHIP SA 2203...

Страница 26: ...6048 C547 C CER CHIP SA 2203 006048 C604 C CER CHIP SA 2203 006048 C607 C CER CHIP SA 2203 006048 C631 C CER CHIP SA 2203 006048 C632 C CER CHIP SA 2203 006048 C633 C CER CHIP SA 2203 006048 C800 C CER CHIP SA 2203 006048 C801 C CER CHIP SA 2203 006048 C803 C CER CHIP SA 2203 006048 C804 C CER CHIP SA 2203 006048 C806 C CER CHIP SA 2203 006048 C807 C CER CHIP SA 2203 006048 C834 C CER CHIP SA 2203...

Страница 27: ...6562 C142 C CER CHIP SA 2203 006562 C225 C CER CHIP SA 2203 006562 C227 C CER CHIP SA 2203 006562 C228 C CER CHIP SA 2203 006562 C316 C CER CHIP SA 2203 006562 C325 C CER CHIP SA 2203 006562 C327 C CER CHIP SA 2203 006562 C420 C CER CHIP SA 2203 006562 C430 C CER CHIP SA 2203 006562 C525 C CER CHIP SA 2203 006562 C528 C CER CHIP SA 2203 006562 C629 C CER CHIP SA 2203 006824 C403 C CER CHIP SA 2203...

Страница 28: ...136 INDUCTOR SMD SA 2703 002205 L100 INDUCTOR SMD SA 2703 002313 L102 INDUCTOR SMD SA 2703 002314 L105 INDUCTOR SMD SA 2703 002367 L113 INDUCTOR SMD SA 2703 002368 C705 INDUCTOR SMD SA 2703 002544 L709 INDUCTOR SMD SA 2703 002558 L110 INDUCTOR SMD SA 2703 002558 L707 INDUCTOR SMD SA 2703 002586 L112 INDUCTOR SMD SA 2703 002608 L106 INDUCTOR SMD SA 2703 002608 L108 INDUCTOR SMD SA 2703 002701 L104 ...

Страница 29: ... 3301 001534 L510 BEAD SMD SA 3301 001534 L511 BEAD SMD SA 3301 001534 L519 BEAD SMD SA 3301 001659 L111 BEAD SMD SA 3301 001812 L403 BEAD SMD SA 3301 001876 L517 BEAD SMD SA 3301 001876 L518 BEAD SMD SA 3301 001885 L601 BEAD SMD SA 3301 001885 L602 BEAD SMD SA 3301 001885 L603 BEAD SMD SA 3404 001152 TAC3 SWITCH TACT SA 3404 001152 TAC4 SWITCH TACT SA 3705 001358 RFS100 CONNECTOR COAXIAL SA 3705 ...

Страница 30: ...SAMSUNG Proprietary Contents may change without notice Main Electrical Parts List 6 12 This Document can not be used without Samsung s authorization ...

Страница 31: ...7 Block Diagrams 7 1 7 1 Functional Block Diagram ...

Страница 32: ...Block Diagrams 7 2 7 2 BLUETOOTH FM Radio Block Diagram ...

Страница 33: ...8 PCB Diagrams 8 1 Main top view ...

Страница 34: ...PCB Diagrams 8 2 Main bottom view ...

Страница 35: ... Battery Voltage is more than 3 4V Power On does not work Change the Battery END No Yes C421 VISA 2 7V Check the PMU related to VINT No Yes Check the Clock at R404 32KHZ Resolder OSC400 No Yes C401 VDD_IO_LOW_1 8V C402 VDD_IO_HIGH_2 8V H Check the related circuit No C426 VDD_GSM_CORE_1 2V 1 2V Check the VDD_GSM_CORE_1 2V circuit No Yes Check the initial operation Yes Yes Yes ...

Страница 36: ...SAMSUNG Proprietary Contents may change without notice This Document can not be used without Samsung s authorization Flow Chart of Troubleshooting 9 2 ...

Страница 37: ...roubleshooting This Document can not be used without Samsung s authorization 9 3 9 2 Initial UCP200 pin C11 RSTON H Initial Failure Check the circuit related to reset END No Yes UCP200 pin F1 RSTEXTn H OK Yes Yes No change UCP200 Check the 16bit data signal memory CE Yes ...

Страница 38: ...SAMSUNG Proprietary Contents may change without notice This Document can not be used without Samsung s authorization Flow Chart of Troubleshooting 9 4 ...

Страница 39: ... be used without Samsung s authorization 9 5 9 3 Charging Part Check the UPL400 pin 38 4 9V Abnormal charging part END No Yes UPL400 pin 34 AUX_ON L No Yes Check the UPL400 pin 46 1 4V No Yes Check the circuit related to V_EXT_CHARGE Check the circuit related to AUX_ON signal Resolder or replace UPL400 Yes ...

Страница 40: ...SAMSUNG Proprietary Contents may change without notice This Document can not be used without Samsung s authorization Flow Chart of Troubleshooting 9 6 ...

Страница 41: ... Samsung s authorization 9 7 9 4 Sim Part 1 Master SIM200 pin 1 5 H Phone can t access SIM Card slot1 Resolder or replace UPL400 Check the SIM Card END No Yes Yes Yes No Check the Clock After Power ON Check SIMCLK Signal on pin3 of SIM200 in a few second Yes No Replace PBA After SIM card insert SIM200 pin 2 H SIM_RST_1 Yes ...

Страница 42: ...SAMSUNG Proprietary Contents may change without notice This Document can not be used without Samsung s authorization Flow Chart of Troubleshooting 9 8 ...

Страница 43: ...without Samsung s authorization 9 9 2 Slave SIM800 pin 1 5 H Phone can t access SIM Card slot2 Resolder or replace UPL800 Check the SIM Card END No Yes Yes Yes No Check the Clock After Power ON Check SIMCLK Signal on pin3 of SIM800 in a few second Yes No Replace PBA After SIM card insert SIM800 pin 2 H SIM_RST_1 Yes ...

Страница 44: ...SAMSUNG Proprietary Contents may change without notice This Document can not be used without Samsung s authorization Flow Chart of Troubleshooting 9 10 ...

Страница 45: ...uthorization 9 11 9 5 Microphone Part Check the connection from MIC to analog s w Check the circuit from UCP200 to MIC Resolder MIC L516 L514 Resolder the C505 C509 R506 C511 END No Yes Yes Yes Yes No Check the MIC No Replace the MIC Microphone does not work Check the circuit from UCP800 to MIC Resolder the C506 C510 R507 C512 Yes No ...

Страница 46: ...SAMSUNG Proprietary Contents may change without notice This Document can not be used without Samsung s authorization Flow Chart of Troubleshooting 9 12 ...

Страница 47: ...ion 9 13 9 6 Speaker Part Melody U506 pin 7 2 9V Speaker does not work Check input signal is ok When related function operate Resolder L517 L518 C533 C534 No Yes No Check the PMU related to VDD_IO_HIGH_2 9V Yes END Yes Is Speaker working Change the Speaker No Yes Check output signal is ok When related function operate Resolder R520 R521 No Yes ...

Страница 48: ...SAMSUNG Proprietary Contents may change without notice This Document can not be used without Samsung s authorization Flow Chart of Troubleshooting 9 14 ...

Страница 49: ...ing This Document can not be used without Samsung s authorization 9 15 9 7 Key Data Input Check Initial Operation Yes When one of the keys is pushed is it displayed on LCD Check the Dome sheet Key Pad No Yes When one of the keys is pushed KBIO signal is OK Replace the PBA No Yes END ...

Страница 50: ...ce This Document can not be used without Samsung s authorization Flow Chart of Troubleshooting 9 16 9 8 Receiver Part Receiver does not work Yes No Resolder UCP200 or Change PBA Is Receiver working Yes Is Receiver working Replace the Receiver No Yes END ...

Страница 51: ...be used without Samsung s authorization 9 17 9 9 Back Light for Color Main LCD Backlight does not work Yes Is LCD Contrast set on high level in the Menu No Set LCD Contrast on high level Yes Resolder HEA616 or change PBA No HEA616 PIN 40 H Yes END check related circuit from UCL200 No Check I2C data is OK Yes ...

Страница 52: ...SAMSUNG Proprietary Contents may change without notice This Document can not be used without Samsung s authorization Flow Chart of Troubleshooting 9 18 ...

Страница 53: ...tice Flow Chart of Troubleshooting This Document can not be used without Samsung s authorization 9 19 9 10 Key Back Light Main Key LED does not work Yes No Check the UPL400 related to VDD_KEY_3 3V UPL400 pin50 H Yes Change UPL400 UPL400 pin50 3 3V END ...

Страница 54: ...thout Samsung s authorization Flow Chart of Troubleshooting 9 20 9 11 Camera part Camera function does not work Yes Check the Camera connector on LCD module Reconnect the camera module No HEA616 Pin44 2 8V Yes Resolder U306 No Yes Is there another problem Yes Replace the camera module END ...

Страница 55: ...SAMSUNG Proprietary Contents may change without notice Flow Chart of Troubleshooting This Document can not be used without Samsung s authorization 9 21 ...

Страница 56: ...h control circuit Resolder F101 Check Resolder C126 C130 C132 And PMU Part Resolder U104 RX ON RF input CH center freq 67 7kHz Cell Power 60dBm Yes F101 pin13 65dBm No Resolder RFS100 C113 L154 Yes F101 pin1 2 68dBm Check F101 pin9 12 L No No Yes Yes No Resolder C117 C119 L110 U104 pin24 25 70dBm Yes No U104pin11 12 17 32 33 2 8V pin10 1 8V U104 pin 4 5 6 7 0 2Vp_p No Yes Yes Check UCP200 END ...

Страница 57: ...ization 9 23 2 Slave Resolder PAM700 RX ON RF input CH center freq 67 7kHz Cell Power 60dBm Yes PAM700 pin11 65dBm No Resolder RFS700 C725 L700C700 L702 L703 Yes PAM700 pin7 68dBm No Yes No Resolder F700 U700 pin17 18 70dBm Yes UCP800 pinC6 MOD_STANDBY _S High pinD6 PON_PA_S Low pinA6 BAND_SEL_S L ow Yes Check UCP200 END Resolder UCP800 No ...

Страница 58: ...signal No Change or Resolder F101 Yes U104 pin 11 12 17 32 33 2 8V pin10 1 8V F101 pin13 30dBm Resolder RFS100 C113 L154 TX ON 5Level Check F101 pin12 H 2 6V Pin9 L F101 pin10 30dBm PAM100 pin11 30dBm PAM100 pin7 4dBm Check ANT Switch control circuit Resolder or Change L112 U104 pin 4 5 6 7 0 2Vp_p Yes Check PAM100 pin2 3 4 5 8 is ok Resolder or Change PAM100 Check U104 C126 C130 C132 And PMU Part...

Страница 59: ...ubleshooting This Document can not be used without Samsung s authorization 9 25 2 Slave Resolder PAM700 TX ON 5Level Yes PAM700 pin11 30dBm No Resolder RFS700 C700 L702 L703 L700 C725 Yes PAM700 pin17 0dBm No Yes Resolder U700 U700pin 3 4 5 6 0 2Vp_p Yes Check UCP200 END No ...

Страница 60: ...12 L Check UCP200 No No No No No Yes Yes Yes Yes Yes Yes Resolder U104 Check Resolder C126 C130 C132 And PMU Part U104 pin11 12 17 32 33 2 8V pin 10 1 8V Resolder C110 C114 L108 Resolder F101 Check ANT Switch control circuit U104 pin22 23 70dBm U104 pin 4 5 6 7 0 2Vp_p F101 pin3 4 68dBm RX ON RF input CH center freq 67 7kHz Cell Power 60dBm Yes No END Resolder RFS100 C113 C154 F101 pin13 65dBm ...

Страница 61: ...thorization 9 27 2 Slave Resolder PAM700 RX ON RF input CH center freq 67 7kHz Cell Power 60dBm Yes PAM700 pin11 65dBm No Resolder RFS700 C700 L702 L703 Yes PAM700 pin6 68dBm No Yes No Resolder F700 U700 pin15 16 70dBm Yes UCP800 pinC6 MOD_STANDBY _S High pinD6 PON_PA_S Low pinA6 BAND_SEL_S H igh Yes Check UCP200 END Resolder UCP800 No ...

Страница 62: ...k UCP200 END No Yes No No No Yes Yes Yes Yes No Yes Yes No No No Check Resolder C126 C130C132 And PMU Part Check VBAT or PAM control signal Resolder or Change PAM100 Check PAM100 pin2 3 4 5 8 is ok Yes U104 pin 4 5 6 7 0 2Vp_p Resolder or Change C134 Check ANT Switch control circuit Change or Resolder F101 PAM100 pin1 4dBm PAM100 pin17 25dBm F101 pin8 25dBm Check F101 pin9 H 2 6V pin12 L TX ON 0Le...

Страница 63: ...ubleshooting This Document can not be used without Samsung s authorization 9 29 2 Slave Resolder PAM700 TX ON 5Level Yes PAM700 pin11 30dBm No Resolder RFS700 C700 L702 L703 L700 C725 Yes PAM700 pin19 0dBm No Yes Resolder U700 U700pin 3 4 5 6 0 2Vp_p Yes Check UCP200 END No ...

Страница 64: ...ter freq 67 7kHz Cell Power 60dBm Yes F101 pin13 65dBm No Resolder RFS100 C113 C154 Yes F101 pin5 6 68dBm Check F101 pin9 12 L No No Check ANT Switch control circuit Yes Yes Resolder F101 U911 pin 20 21 70dBm No Resolder C101 C104 L106 Yes U104 pin11 12 17 32 33 2 8V pin 10 1 8V U104 pin 4 5 6 7 0 2Vp_p No No Check Resolder C116 C119 C121 And PMU Part Yes Yes Resolder U104 Check UCP200 END ...

Страница 65: ...200 END No Yes No No No Yes Yes Yes Yes No Yes Yes No No No Check Resolder C126 C130 C132 And PMU Part Check VBAT or PAM control signal Resolder or Change PAM100 Check PAM100 pin2 3 4 5 8 is ok Yes U104 pin 4 5 6 7 0 2Vp_p Resolder or Change C134 Check ANT Switch control circuit Change or Resolder F101 PAM100 pin1 4dBm PAM100 pin18 25dBm F101 pin8 25dBm Check F101 pin9 H 2 6V pin12 L TX ON 0Level ...

Страница 66: ...SAMSUNG Proprietary Contents may change without notice This Document can not be used without Samsung s authorization Flow Chart of Troubleshooting 9 32 Master ...

Страница 67: ...SAMSUNG Proprietary Contents may change without notice Flow Chart of Troubleshooting This Document can not be used without Samsung s authorization 9 33 ...

Страница 68: ...SAMSUNG Proprietary Contents may change without notice This Document can not be used without Samsung s authorization Flow Chart of Troubleshooting 9 34 Slave ...

Страница 69: ...SAMSUNG Proprietary Contents may change without notice Flow Chart of Troubleshooting This Document can not be used without Samsung s authorization 9 35 ...

Страница 70: ...ubleshooting 9 36 9 18 Bluetooth part F100 pin 4 4dB Bluetooth does not work C118 position is 1 8V Resolder C118 and check the PMU part No Yes No Resolder or replace L113 ANT102 Yes No END TP109 R100 TP112 1 8V U101 pin B4 1 7V 32kHz Check or Replace U101 Yes Yes C124 is 1 5V Resolder C124 check or Replace U101 No Yes Check UCP200 Yes ...

Страница 71: ...of Troubleshooting This Document can not be used without Samsung s authorization 9 37 9 19 FM Radio part C122 C123 2 9V C118 1 8V Radio does not work C100 C103 C108 L102 is OK Resolder C100 C103 C108 L102 No Yes No Resolder C122 C123 C118 Yes Check UCP200 Yes END Yes ...

Страница 72: ...SAMSUNG Proprietary Contents may change without notice This Document can not be used without Samsung s authorization Flow Chart of Troubleshooting 9 38 ...

Страница 73: ...K 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 Divi...

Страница 74: ...SAMSUNG Proprietary Contents may change without notice Reference data 10 2 This Document can not be used without Samsung s authorization ...

Страница 75: ... two SIM card 1 Don t scratch the surface of the handset Please pay attention 1 Don t devote heavily the top of the Rear 1 Be careful to break the center and both side Hooks 11 1 Disassembly Instructions 1 2 3 4 1 Remove 4 screws of the Rear 1 Separate the Rear and the Front with holding bottom of the Rear 1 Separate the center hook and side both hooks with holdng the bottom of the Rear ...

Страница 76: ... SLIDE FPCB 2 Be careful to damage the DOME SHEET 1 Don t scratch the surface of the handset Please pay attention 5 6 7 8 1 Take off the PBA from the Front 2 Remove 5 screws of the PBA 1 Separate Slide FPCB and the Main PBA 2 Take off the shading tape from the PBA 3 Separate camera and sim changing key 1 Take off the Volume from the Front 2 Take off the Volume Key FPCB from the Front 1 Remove 2 sc...

Страница 77: ... Front 1 Be careful to damage the S FPCB 2 Pass through the S FPCB with closing the Slide 1 Don t scratch the surface of the handset Please pay attention 1 Don t scratch the surface of the handset Please pay attention 9 10 11 12 1 Separate the camera and apeaker 2 Remove the Conductive tape 1 Remove the green tape 1 Separate the UPPER and LOWER with pushing the UPPER ahead 1 Pass through the F PCB...

Страница 78: ...ention 1 Be careful to damage the Sub PCB FPCB 1 Be careful to damage the Sub PCB Connector 1 Be careful to damage the Speaker and wire 13 14 15 16 1 Separate the Camera FPCB from connector with opening the Actuator 2 Desloder 2point and Separate the LCD FPCB from connector with opening the Actuator 1 Remove the insulating tape from the SUB PBA 1 Separate the SUB PBA from the Upper 1 Separate the ...

Страница 79: ...s Document can not be used without Samsung s authorization 1 Be careful to damage the Camera and FPCB 1 Be careful to damage the S FPCB 1 Be careful to damage the Sub PCB FPCB 17 18 19 1 Separate the NAVY KEYPAD from the Upper 1 Desolder speaker wire and separate it 1 Remove the Conductive three tapes ...

Страница 80: ...the polarity 2 Bond with paying attention to the base line of the bond 1 Be careful to damage the Camera and Sub PCB FPCB 1 Be careful to damage the S FPCB 1 Pay attention to the base line 11 2 Assembly Instructions 1 2 3 4 1 Solder the wire of the Speaker and Bond it 1 Attach four conducting tape on the Actuators 1 Attach fixing tape and Insulting tape 1 Insert LCD F PCB and Solder two point ...

Страница 81: ...t scratch the surface of the handset Please pay attention 5 7 8 6 1 place navy keypad 2 insert lcd pannel to upper and place the Subpba 1 Remove the fixing tape cover and insert camera FPCB 2 Place camera and apeaker 3 Attach a insulation tape 1 Pass through the FPCB into hole of lower and front with closing slide 2 Assemble the lower and front with upper orderly 1 Tighten 4 screws on the Lower or...

Страница 82: ...S FPCB 1 Pay attention to the direction 1 Pay attention to gap 9 11 12 9 10 1 Tighten 4 screws on pba 2 Attache the shading tape insulation conduction tape on the Main PBA 3 Assemble camera and sim changing key 1 Place a keypad 2 Insert S FPCB on the Main PBA Connector 3 Insert main pba to front orderly 1 Attach the Volume key FPCB with fixing tape 2 Insert the Volume key to guide holes 1 Put in t...

Страница 83: ... 11 9 This Document can not be used without Samsung s authorization 1 Don t scratch the surface of the handset Please pay attention 1 Don t scratch the surface of the handset Please pay attention 13 1 Tighten 4 Screws of the Rear orderly IMEI 부착 1 2 3 1 Push the rear from upside to downside 14 ...

Страница 84: ...SAMSUNG Proprietary Contents may change without notice Disassembly and Assembly Instructions 11 10 This Document can not be used without Samsung s authorization ...

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Содержание SGH-D880

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Samsung SGH-D880, Руководство по обслуживанию

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Содержание SGH-D880

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