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Samsung SGH-C260, Руководство по обслуживанию

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Samsung SGH-C260 Скачать руководство пользователя страница 10

SAMSUNG Proprietary-Contents may change without notice

Main Electrical Parts List

2-5

This Document can not be used without Samsung's authorization

5

6

1) Remove the CON TO CON.

※

caution

1) Be careful not to make scratch and molding
damage!
2) Be careful not to damage the CON TO CON .

1) Remove the PBA placed at the FRONT.

※

caution

1) Be careful not to make scratch and molding
damage!
2) Be careful not to damage the CON TO CON .

7

8

1) Unscrew the SHIELD-CAN.(2 points)

※

caution

1) Be careful not to make scratch and molding

damage!

1) Remove the KEY-PAD placed at the Front.

※

caution

1) Be careful not to make scratch and molding

damage!

Содержание SGH-C260

Страница 1: ...EPHONE CONTENTS 1 Specification 2 Exploded View and Parts list 3 Chart of Troubleshooting 4 Array course control 5 Block Diagrams 6 PCB Diagrams 7 MAIN Electrical Parts List 8 Reference data 9 Safety Precautions 10 Product Function ...

Страница 2: ... 2 3 Disassembly 2 9 2 4 Assembly 2 11 3 Chart of Troubleshooting 3 1 Baseband 3 1 3 1 1 Power ON 3 1 3 1 2 System Initial 3 5 3 1 3 SIM Part 3 8 3 1 4 Charging Part 3 10 3 1 5 Microphone Part 3 12 3 1 6 Speaker Part 3 15 3 1 7 Camera Part 3 18 3 1 8 LCD 3 21 3 2 RF 3 13 3 2 1 EGSM Rx 3 23 3 2 2 DCS Rx 3 24 3 2 3 PCS Rx 3 25 3 2 4 EGSM Tx 3 27 3 2 4 DCS PCS Tx 3 28 3 2 6 BLUETOOTH 3 30 ...

Страница 3: ... for Downloading 4 2 4 3 S W Downloader Program 4 3 5 Block Diagrams 6 PCB Diagrams 7 MAIN Electrical Parts List 8 Reference data 8 1 Reference Abbreviate 8 1 9 Safety Precautions 9 1 Repair Precaution 9 1 9 2 ESD Electrostaically Sensitive Devices Precaution 9 2 10 Product Function ...

Страница 4: ...t rate Bit Period GPRS 270 833Kbps 3 692us 270 833Kbps 3 692us EDGE 812 5Kbps 3 692us 812 5Kbps 3 692us Time Slot Period Frame Period 576 9us 4 615ms 576 9us 4 615ms Modulation GPRS 0 3GMSK 0 3GMSK EDGE 8PSK 8PSK MS Power GPRS 33dBm 5dBm 30dBm 0dBm EDGE 27 5dBm 26 0dBm Power Level GPRS 5pcl 19pcl 0pcl 15pcl EDGE 8 19 class E2 2 15 class E2 Sensitivity 102dBm 100dBm TDMA Mux 8 8 Cell Radius 35Km 2K...

Страница 5: ...m 9 25 3dBm 10 23 3dBm 11 21 3dBm 12 19 3dBm 13 17 3dBm 14 15 3dBm 15 13 3dBm 16 11 5dBm 17 9 5dBm 18 7 5dBm 19 5 5dBm TX Power control level DCS1800 0 30 2dBm 1 28 3dBm 2 26 3dBm 3 24 3dBm 4 22 3dBm 5 20 3dBm 6 18 3dBm 7 16 3dBm 8 14 3dBm 9 12 4dBm 10 10 4dBm 11 8 4dBm 12 6 4dBm 13 4 4dBm 14 2 5dBm 15 0 5dBm ...

Страница 6: ...w and Parts List 2 1 This Document can not be used without Samsung s authorization 2 1 Cellular phone Exploded View QFR01 QRF03 QKP01 QMP01 QFU01 QLC01 QHI01 QFL01 QSP01 QMO01 QMW02 QCR12 QME01 QSH01 QCR12 QAN02 QRE01 QBA01 QCR06 QBA01 QCR12 QSC05 QME03 QMI01 QMI03 QAN05 ...

Страница 7: ...1 ASSY CASE UPPER GH98 03405A QKP01 ASSY KEYPAD XEN ZR GH98 03772A QLC01 LCD LCD MODULE GH07 01056A QME01 UNIT SGHC260 METAL DOME MAIN GH59 04084A QME03 UNIT SGHC260 CON TO CON GH59 04070A QMI01 MICROPHONE ASSY 6 25MM GH30 00177F QMI03 RMO MIC HOLDER GH73 05342A QMO01 MOTOR DC SGHC260 GH31 00308A QMP01 PBA MAIN SGHC260 GH92 03328A QMW02 PMO COVER MAIN WINDOW GH72 36767A QRE01 ASSY CASE REAR GH98 0...

Страница 8: ... LABEL R WATER SOAK GH68 09361A MANUAL USERS EU PORTUGUESE GH68 13784A MANUAL USERS EU ENGLISH GH68 13785A LABEL R MAIN EU GH68 13956A BOX P UNIT MAIN EU GH69 05051A RMO RUBBER CSP GH73 08597A RMO COVER DUMMY HOLE GH73 08828A MPR INSU TAPE GH74 17540A MPR VINYL BOHO LCD WIN GH74 20912A MPR TAPE MAIN WINDOW GH74 29604A MPR TAPE DOPARO LED GH74 30219A MPR VINYL BOHO WINDOW JIG GH74 30221A MPR SPONGE...

Страница 9: ...m of set caution 1 Be careful not to make scratch and molding damage 1 Twist the REAR off the set carefully caution 1 Be careful not to make scratch and molding damage 1 Unscrew the REAR 4 points caution 1 Be careful not to make scratch and molding da mage 1 Lift up the lockers in the center of set caution 1 Be careful not to make scratch and molding damage 2 Remove the lockers in the center by al...

Страница 10: ...e scratch and molding damage 2 Be careful not to damage the CON TO CON 1 Remove the PBA placed at the FRONT caution 1 Be careful not to make scratch and molding damage 2 Be careful not to damage the CON TO CON 7 8 1 Unscrew the SHIELD CAN 2 points caution 1 Be careful not to make scratch and molding damage 1 Remove the KEY PAD placed at the Front caution 1 Be careful not to make scratch and moldin...

Страница 11: ...2 Be careful not to damage the CON TO CON 1 Seperate the FRONT from the FOLDER assembled caution 1 Be careful not to make scratch and molding damage 2 Be careful not to damage the CON TO CON 11 12 1 Remove the screw caps and unscrew the LOWER 2points caution 1 Be careful not to make scratch and molding damage 1 Lift up the bottom of LOWER removing the lockers with a tool caution 1 Be careful not t...

Страница 12: ...s authorization 13 14 1 Take the rubber out caution 1 Be careful not to make scratch and molding damage 1 Remove the LCD F PCB caution 1 Be careful not to make scratch and molding damage 15 1 Remove the LCD carefully so that the nonwoven on speaker and motor is not damaged caution 1 Be careful not to make scratch and molding damage ...

Страница 13: ...1 0 0 1 Kgf Cm 1 Put the MIC COVER and CREW 2 Attach KEYPAD 3 Press the KEYPAD not to be detached caution 1 Be careful not to make scratch and molding damage 2 4 Assembly 1 Put the CON TO CON on the LCD Module it clicks caution 1 Be careful not to make scratch and molding damage 2 Be careful not to damage the LCD Module 1 Put the LCD Module into place as shown 2 Put the speaker and motor into plac...

Страница 14: ...o the other side pressing the hinge caution 1 Be careful not to damage the F PCB 5 6 1 Fasten 2 screws 2 Put the screw caps on the FOLDER caution 1 Be careful not to make scratch and molding damage TORQE 1 0 0 1 Kgf Cm 1 Place the KEY PAD into the FRONT caution 1 Be careful not to make scratch and molding damage 7 8 1 Put a tape on caution 1 Be careful not to damage the wire on the speaker due to ...

Страница 15: ... the locker 9 10 1 As shown put the CON TO CON on PBA caution 1 Be careful not to make scratch and molding damage 2 Press the CON TO CON down firmly 1 Press the top down until the lockers click grasping with your fingers carefully caution 1 Be careful not to make scratch and molding damage 2 Be careful not to damage the locker 11 12 1 Press the both sides of the REAR using the lockers caution 1 Be...

Страница 16: ... Yes END Yes Check the Initial Operation Yes Charge the battery No Check the Voltage of the Battery 3 3V Check Power On Key No Check the pin C152 C153 C155 of UCP107 is 2 8V 2 8V Check Power On key No check UCD107 and C153 Yes 1 Check the clock signal at pin 3 of OSC101 Freq 26Mhz Vrms 300mV No Check the clock generation circuit OSC101 Yes 2 3 ...

Страница 17: ... VDD 3 1 RX850B 1 3 RX900 0 3 RX900B 9 2 K L C S 6 5 A T A D S 7 N E S TXOP_HI 1 1 TXOP_LO B Q 0 2 N I F E R B N I F E R 9 1 P O _ F E R 1 2 RX1800 7 2 8 2 RX1800B RX1900 5 2 6 2 RX1900B RX850 2 3 3 3 GND I 2 B I 3 C N 8 C N 4 3 5 3 C N 3 2 Q 2 2 UCD101 C146 R143 VRF_2 9V 2 GND1 GND2 4 HOT 1 3 HOT C124 OSC101 C184 C123 RTXIP RTXIN RTXQP RTXQN 26M_OUT DCS_LNA_IN_N DCS_LNA_IN_P GSM_LNA_IN_N GSM_LNA_...

Страница 18: ... C I M 2 S D N G 8 F 3 S D N G 9 F 4 S D N G 0 1 F 5 S D N G 7 G 6 S D N G 8 G 7 S D N G 9 G 8 S D N G 0 1 G 9 S D N G 6 H V D N G 3 1 P R U C H _ D N G 1 1 F L T C O _ D N G D D N G 0 1 M Q D N G 8 E 1 S D N G 7 F 0 1 S D N G 7 H 1 1 S D N G 8 H 9 H 2 1 S D N G 3 1 S D N G 7 J 4 1 S D N G 8 J 5 1 S D N G 9 J 6 1 S D N G 0 1 J 7 1 S D N G 0 1 K DB2 K3 J5 DB3 DB4 J6 DB5 H5 DB6 G3 DB7 G4 DB8 F4 DB9 ...

Страница 19: ...Flow Chart of Troubleshooting 3 4 3 ...

Страница 20: ...eck UCP200 No Yes Yes END Yes Check the Initial Operation Yes Check R131 C127 No check C127 or R131 is 13Mhz Check the clock signal at pin 3 of OSC101 Freq 26Mhz No check OSC101 1 Check C168 VCCD_2 9V C173 VCCD_1 8V of UCP107 High when the phone is boot on No Check UCD107 Yes 2 3 4 ...

Страница 21: ...Flow Chart of Troubleshooting 3 6 3 2 4 1 2 C120 R133 2 1 1 L C185 VCC 8 2 _CLR _PR 1 _Q 5 U103 7 CK 6 D 4 GND 3 Q VRF_2 9V R190 C133 C134 C127 F104 C129 R189 R131 26M_OUT CLK13M_YMU CLK13M_MC CLK13M_TR ...

Страница 22: ...re any signal pin 2 3 of SIM103 Check the UCD107 Check the UCP107 UCD200 END No Yes No Yes 1 2 Check the SIM Card The voltage is 2 8V at the pin 1 of SIM103 1 2 C140 C141 C138 C139 C C V 2 P P V 5 3 K L C 4 D N G 6 O I 7 C N C N 8 C N 9 0 1 C N 1 C C V SIM103 C142 SIM_RST VSIM SIM_CLK SIM_IO ...

Страница 23: ...ng Check the soldered status of microphone MicroPhone does not work Resolder microphone END No Yes Yes Check the reference voltage on mic path C336 2 0V Yes Check and resolder or change R353 R355 C336 C327 C326 C316 C322 R358 R363 R359 R364 No Is microphone OK Yes Check UCD107 No 1 2 ...

Страница 24: ...49 R352 C333 C322 C310 R342 R355 VCCA_2 9V 8 1 3 R V R348 R344 7 1 3 R V R363 Q300 2 3 1 C335 R354 C309 0 2 3 R V 9 1 3 R V VCCA_2 9V R353 C327 R337 R343 EAR300 1 2 3 4 5 6 C307 C316 C304 R360 C306 L303 R358 C326 C311 L301 1 1 2 2 R340 R339 R351 EAR_SWITCH AUXOUTP AUXINP MICOUTP MICINP JACK_IN AOUTBP AOUTBN MICINN MICOUTN AUXINN AUXOUTN ...

Страница 25: ...Flow Chart of Troubleshooting 3 10 2 1 1 ...

Страница 26: ...e Speaker Are the any signals at the pin 3 9 of U300 No Check toh solder status of speaker on the upper folder is it OK There is no sound from speaker Are there any signal at the C169 R365 R357 Replace the Speaker Check the UCD107 END No Yes 1 Yes No Yes 2 Are there any signal at the pin 3 5 of HEA200 ...

Страница 27: ...Flow Chart of Troubleshooting 3 12 2 1 ...

Страница 28: ...D backlight Backlight ON TIME mode in the menu Backlight does not work Check conecting between PBA and LCD conector Select backlight 15 sec mode or other Check FPCB Check UCP200 No Yes No Check pin 8 of U203 is high Check the LCD Yes Yes No 1 1 ...

Страница 29: ...Bm Yes No No Check U304 pin 17 65 dbm Yes No Yes Check ANT C126 L102 Check and resolder or change RFS100 C101 L111 L100 L101 C102 Resolder or change U304 Check and resolder or change F101 C105 C109 L104 Resolder or change UCP200 CONTINOUS RX ON RF INPUT 62CH AMP 50dbm Check UCD101 pin 13 2 9V Yes Resolder or change UCD101 Yes No No 1 2 3 4 5 ...

Страница 30: ... VDD 3 1 RX850B 1 3 RX900 0 3 RX900B 9 2 K L C S 6 5 A T A D S 7 N E S TXOP_HI 1 1 TXOP_LO B Q 0 2 N I F E R B N I F E R 9 1 P O _ F E R 1 2 RX1800 7 2 8 2 RX1800B RX1900 5 2 6 2 RX1900B RX850 2 3 3 3 GND I 2 B I 3 C N 8 C N 4 3 5 3 C N 3 2 Q 2 2 UCD101 C146 R143 VRF_2 9V 2 GND1 GND2 4 HOT 1 3 HOT C124 OSC101 C184 C123 RTXIP RTXIN RTXQP RTXQN 26M_OUT DCS_LNA_IN_N DCS_LNA_IN_P GSM_LNA_IN_N GSM_LNA_...

Страница 31: ...Flow Chart of Troubleshooting 3 16 1 2 3 4 5 ...

Страница 32: ...No Check U304 pin 6 65 dbm Yes No Yes Check ANT C126 L102 Check and resolder or change RFS100 C101 L111 L100 L101 L102 Resolder or change U304 Check and resolder or change F102 C107 C117 L105 C118 Resolder or change UCP200 CONTINOUS RX ON RF INPUT 698CH AMP 50dbm Check UCD101 pin 13 2 9V Yes Check and resolder or change UCD101 Yes No No 1 2 3 4 5 ...

Страница 33: ...8V No Yes UCD101 pin 21 is about 26mHz No Yes UCD101 pin 20 is about 26mHz Yes No 1 3 UCD101 pin 17 is 2 9V No Yes No Check U304 pin 17 is about 4 5dbm 2 8V Check U304 pin 11 is about 2 3dbm Check UCD101 pin 10 is about 4 5dbm No Yes Check and resolder or change UCD101 Check and resolder or change U304 Check and change Battery UCD107 Check UCD107 2 5 6 Check OSC101 7 Check and resolder or change C...

Страница 34: ...Flow Chart of Troubleshooting 3 19 2 3 4 6 1 7 ...

Страница 35: ...s UCD101 pin 2 is 1 8V No Yes UCD101 pin 21 is about 26mHz No Check and resolder or change UCD107 Yes UCD101 pin 20 is about 26mHz Yes No 1 3 UCD101 pin 17 is 2 9V No Yes No Check U304 pin 19 is about 4 5dbm 2 8V Check U304 pin 11 is about 2 3dbm Check UCD101 pin 11 is about 4 5dbm No Yes Check and resolder or change UCD101 Check and resolder or change U304 Check and change Battery UCD107 Check UC...

Страница 36: ...Flow Chart of Troubleshooting 3 21 2 3 4 6 1 7 ...

Страница 37: ...G Proprietary Contents may change without notice 4 Array course control 4 1 This Document can not be used without Samsung s authorization Test Jig GH80 00865A Test Cable GH39 00127A RF Test Cable GH39 00397A ...

Страница 38: ...cument can not be used without Samsung s authorization Software Downloading 4 1 Downloading Binary Files Three binary files for downloading C260 C260XXYY s3 Main source code binary 4 2 Pre requsite for Downloading Downloader Program OptiFlash exe C260 Mobile Phone Data Cable Binary files ...

Страница 39: ...ithout Samsung s authorization 4 3 S W Downloader Program 1 Load the binary download program by executing the OptiFlash exe 2 Select the Options Settings Generic Specify hardware platform Choose hardware platform for the downloader file setting Set the everything else as the default values which are shown below ...

Страница 40: ...ation 3 Select the COM port when the download cable is connected Up to twelve ports are supported Additionally you can select the maximum transfer speed OptiFlash will use to communicate with the phone However OptiFlash will use a slower speed if either the PC s or the phone s serial hardware is incapable of handling the selected speed ...

Страница 41: ...ed without Samsung s authorization 4 Select the Flash Verify Browse Set the directory path and choose the latest s w binary for example C260XXYY s3 for the downloader binary setting Make sure that not to change the reserved memory regions In case of C140 the reserved memory regions are 0x00008000 0x0001bfff ...

Страница 42: ...ng Flash button push the button and END at the same time Then press Flash Downloader will upload the binary file as below for the downloading 6 When downloading is finished successfully there is a All is well message 7 After finishing downloading Certain memory resets should be done to guarantee the normal performance 8 Confirm the downloaded version name and etc 1111 Full Reset 2767 3855 ...

Страница 43: ...t Key_Col 0 4 Key_Row 0 4 A 1 22 D 0 15 Control CoreVCC MIC Antenna SKY77518 Diplexer 26 MHz GSM_TX DCS_TX GSM_RX CLK26M AFC DCS_RX RTXQ RTXI VMOD_EN Band_Sel TX_EN RF I Q DSP I F RFBlock Ctrl Key B L PM Block ADC Block Audio I F RF Serial VSIM SIM_RST SIM_CLK SIM_DATA SIM I F Serial interface Serial interface LRS18CK BAT Charging YMU ISL8484IRZ AOUTAP D 0 D 7 A 0 AOUTB MSPK control SPK1P SPK1N EA...

Страница 44: ... E H JIG 0 0 3 M 1 0 1 C S O 0 0 2 C S O 3 0 1 Q 0 0 3 Q 0 0 1 S F R RST RXD SIM103 0 0 2 H T TP100 TP101 TP102 TP103 TP104 TP2 TP200 TXD 3 0 1 U 5 0 1 U 9 0 1 U U200 U202 3 0 2 U U204 U300 4 0 3 U UCD101 6 0 1 D C U 7 0 1 D C U UCP200 VBAT VCCD_200 VR300 VR301 2 0 3 R V VR303 VR304 9 0 3 R V VR310 1 1 3 R V 2 1 3 R V 3 1 3 R V 4 1 3 R V VR315 VR316 7 1 3 R V 8 1 3 R V VR319 VR320 ZD300 1 0 3 D Z ...

Страница 45: ...PCB Diagrams 6 2 0 1 2 3 4 5 6 7 8 9 CLEAR DOWN I LED301 LED302 T F E L MENU PWR T H G I R SEND SHARP STO 1 0 2 U UP 2 0 3 D Z ...

Страница 46: ...02490 PAM100 IC POWER AMP SA 1203 003663 U105 IC BATTERY SA 1203 003897 UCD107 IC POWER SUPERVISOR SA 1203 004051 U203 IC DC DC CONVERTER SA 1204 001811 UCD106 IC MELODY SA 1205 003098 UCD101 IC TRANSCEIVER SA 1404 001165 TH200 THERMISTOR NTC SA 1405 001082 VR300 VARISTOR SA 1405 001082 VR301 VARISTOR SA 1405 001082 VR302 VARISTOR SA 1405 001082 VR303 VARISTOR SA 1405 001082 VR304 VARISTOR SA 1405...

Страница 47: ...0157 R202 R CHIP SA 2007 000157 R349 R CHIP SA 2007 000161 R341 R CHIP SA 2007 000161 R343 R CHIP SA 2007 000161 R359 R CHIP SA 2007 000161 R364 R CHIP SA 2007 000162 R117 R CHIP SA 2007 000162 R172 R CHIP SA 2007 000162 R182 R CHIP SA 2007 000162 R203 R CHIP SA 2007 000162 R208 R CHIP SA 2007 000164 R155 R CHIP SA 2007 000170 R189 R CHIP SA 2007 000170 R190 R CHIP SA 2007 000171 R213 R CHIP SA 20...

Страница 48: ...2007 001325 R159 R CHIP SA 2007 001335 R360 R CHIP SA 2007 001339 R183 R CHIP SA 2007 002797 R131 R CHIP SA 2007 003112 R301 R CHIP SA 2007 003112 R302 R CHIP SA 2007 007107 R207 R CHIP SA 2007 007314 R209 R CHIP SA 2007 007573 R205 R CHIP SA 2007 007573 R210 R CHIP SA 2007 007861 R160 R CHIP SA 2007 008043 R102 R CHIP SA 2007 008137 R170 R CHIP SA 2007 008806 R195 R CHIP SA 2007 009160 R171 R CHI...

Страница 49: ...00330 C222 C CER CHIP SA 2203 000330 C223 C CER CHIP SA 2203 000386 C127 C CER CHIP SA 2203 000386 C326 C CER CHIP SA 2203 000386 C327 C CER CHIP SA 2203 000386 C338 C CER CHIP SA 2203 000425 C101 C CER CHIP SA 2203 000438 C176 C CER CHIP SA 2203 000438 C185 C CER CHIP SA 2203 000627 C134 C CER CHIP SNA 2203 000654 C166 C CER CHIP SA 2203 000679 C202 C CER CHIP SA 2203 000714 C169 C CER CHIP SA 22...

Страница 50: ...05057 C118 C CER CHIP SA 2203 005065 C168 C CER CHIP SA 2203 005065 C170 C CER CHIP SA 2203 005065 C171 C CER CHIP SA 2203 005065 C173 C CER CHIP SA 2203 005234 C102 C CER CHIP SA 2203 005249 C188 C CER CHIP SA 2203 005482 C112 C CER CHIP SA 2203 005482 C124 C CER CHIP SA 2203 005482 C139 C CER CHIP SA 2203 005482 C150 C CER CHIP SA 2203 005482 C155 C CER CHIP SA 2203 005482 C164 C CER CHIP SA 220...

Страница 51: ...06260 C121 C CER CHIP SA 2203 006260 C210 C CER CHIP SA 2203 006260 C216 C CER CHIP SA 2203 006324 C162 C CER CHIP SA 2203 006361 C111 C CER CHIP SA 2203 006361 C186 C CER CHIP SA 2203 006361 C335 C CER CHIP SA 2203 006556 C119 C CER CHIP SA 2203 006562 C182 C CER CHIP SA 2203 006562 C227 C CER CHIP SA 2203 006562 C228 C CER CHIP SA 2203 006562 C229 C CER CHIP SA 2203 006626 C151 C CER CHIP SA 220...

Страница 52: ...3 L104 INDUCTOR SMD SA 2801 003856 OSC200 CRYSTAL SMD SA 2801 004587 OSC101 CRYSTAL SMD SA 2901 001296 F200 FILTER EMI SMD SA 2901 001296 F201 FILTER EMI SMD SA 2901 001296 F202 FILTER EMI SMD SA 2904 001592 F101 FILTER SAW SA 2904 001599 F102 FILTER SAW SA 3301 001342 L110 BEAD SMD SA 3301 001342 L200 BEAD SMD SA 3705 001358 RFS100 CONNECTOR COAXIAL SA 3709 001384 SIM103 CONNECTOR CARD EDGE SA 37...

Страница 53: ...SK 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 Div...

Страница 54: ...orn 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 an...

Страница 55: ...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 56: ... 1 This Document can not be used without Samsung s authorization Main Function Network services Read SMS messages Voicemail Broadcast message Web browser Access media files Funbox memory status Calendar Calculator Task list Voice memo etc Speed dial SDN Service Dialling Numbers ...

Страница 57: ...is 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 Samsung Electronics Co Ltd 2007 02 Rev 1 0 ⓒ ...

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