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SAMSUNG Proprietary-Contents may change without notice

SGH-V206 Flow Chart of Troubleshooting

5-

2

This Document can not be used without Samsung's authorization

2. Initial

The pin #13 of U100 = 1.8V

and

the pin #15 of U100

ㆃ

2.825V ?

Initialization Failure

Check the U100

(If it has some problem, it has to be

replaced.)

END

No

Yes

Is the pin #28 of U100

"Low -> High"?

Yes

Check the U601

There is 32.768kHz wave

forms at the C614 and C616

Check the LCD Part

Yes

No

No

Yes

Yes

Yes

The Voltage is "High" at

the C114, C116, C117

Check the Audio Part

No

Check the U100

(If it has some problem, it has to be

replaced.)

Check the U700

The pin #22 of U100 is

"High"

Check the U100

LCD display is O.K

No

No

Yes

Yes

Sound is O.K

No

Содержание SGH V206

Страница 1: ... SERVICE Manual GSM TELEPHONE CONTENTS 1 Specification 2 Exploded Views and Parts List 3 Electrical Parts List 4 Circuit Description 5 Flow Chart of Troubleshooting 6 Block Diagram 7 PCB Diagrams GSM TELEPHONE ...

Страница 2: ...nics Co Ltd JUNE 2003 Printed in Korea Code No GH68 03704A 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 ...

Страница 3: ...24 975 1023 512 885 512 810 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 13dBm 33dBm 5dBm 30dBm 0dBm 30dBm 0dBm Power Class 5pcl 15pcl 5pcl 19pcl 0pcl ...

Страница 4: ...15 13 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 PCS1900 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 ...

Страница 5: ...hange without notice 2 SGH V206 Exploded View and its Parts list 2 1 This Document can not be used without Samsung s authorization 1 Cellular phone Exploded View 28 1 2 3 4 5 6 7 8 9 16 11 10 17 15 14 13 12 18 19 20 21 22 24 23 25 26 27 ...

Страница 6: ...OLDER LOWER GH75 02354A 7 SCREW 6001 001478 8 SCREW CAP GH73 01052A 9 WINDOW LCD GH72 05929A 10 CAMERA KNOB GH72 03941A 11 CAMERA FPCB GH59 00830A 12 CAMERA SIDE COVER GH71 00719A 13 CAMERA PIECE GH72 03940A 14 CAMERA KNOB SUS GH71 00718A 15 SCREW 6001 001611 16 FRONT COVER GH75 02353A 17 VOLUME KEY GH75 02358A 18 KEYPAD GH75 02356D 19 DOME SHEET GH59 00629A 20 MAIN PBA GH92 01476A 21 MIC GH59 006...

Страница 7: ... Exploded view and its Part list 2 3 This Document can not be used without Samsung s authorization 3 Test Jig GH80 00001A 3 1 RF Test Cable GH39 00105A 3 2 Test Cable GH39 00122A 3 3 Serial Cable 3 4 Power Supply Cable 3 5 DATA CABLE GH39 00159A 3 6 TA GH44 00184G ...

Страница 8: ...rolled by serial data to select channel and use fast lock mode for GPRS high class operation 5 Si 4200 U901 This chip integrates three differential input LNAs The GSM input supports the E GSM DCS input supports the DCS1800 PCS input supports the PCS1900 The LNA inputs are matched to the 200 ohm differential output SAW filters through eternal LC matching network Image reject mixer downconverts the ...

Страница 9: ...nterface unit SIU provides access to control and configuration registers This interface gives a microprocessor full control of the PSC2006 and enables system designers to maximize both standby and talk times Supervisory functions including a reset generator an input voltage monitor and a thermal monitor support reliable system design These functions work together to ensure proper system behavior d...

Страница 10: ...N from CSP1093 are used for audio speaker And VIB_EN_FO from enables the motor 2 2 JTAG Connector Trident has two JTAG ports which are for ARM core and DSP core DSP16000 So this system has two port connector for these ports Pins initials for ARM core are CP_ and pins initials for DSP core are DSP_ CP_TDI and DSP_TDI signal are used for input of data CP_TDO and DSP_TDO signals are used for the outp...

Страница 11: ...riod is not limited so the device can flexiblysupport application such as incoming call melody music distribution service The hardware sequencer 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 sound generation allowing for example utilizat...

Страница 12: ...ystem ARM core is consisted of EMI PIC Programmable Interrupt Controller reset power clock unit DMA controller TIC Test Interface Controller peripheral bridge PPI SSI Synchronous Serial Interface ACC Asynchronous communications controllers timer ADC RTC Real Time Clock and keyboard interface DSP_AB 0 8 address lines of DSP core and DSP_DB 0 15 data lines of DSP core are connected to CSP1093 A 0 20...

Страница 13: ...th a new PCM output word The voice band output can be connected directly to a speaker via AOUTAN and AOUTAP pins and be connected to a Ear mic speaker via AOUTBN and AOUTBP pins 8 X TAL 13MHz This system uses the 13MHz TCXO TCO 9141B Toyocom AFC control signal form CSP1093 controls frequency from 13MHz x tal It generates the clock frequency This clock is inverted through NOT gate TC7S04FU and is c...

Страница 14: ...ode buffer and a thumbnail picture buffer Direct access to LCD controller by switching buses LCD I F Support LCD controller Accessible by switching 2 masters of the Host CPU or ASIC picture processing Output format from ASIC is RGB565 I2C I F I2C master for CCD module control equipped CCD module is accessible from CPU wiithout paying attention to I2C as in the case of a normal register write read ...

Страница 15: ...tage 3 3V Download again Charge the Battery pin 15 2 8V Check U100 and C113 pin 46 and pin 39 2 8V Check U100 and C112 Check the clock signal at pin4 of OSC801 Freq 13MHz Vrms 300mV and Vpp ㆃ 900mVpp Check the clock generation circuit related to OSC801 U901 pin 19 END No Yes Yes Yes Yes Yes No No No No pin 13 1 8V No Yes Check the V bat Voltage Check the pin of U100 Check the initial operation Che...

Страница 16: ...re Check the U100 If it has some problem it has to be replaced END No Yes Is the pin 28 of U100 Low High Yes Check the U601 There is 32 768kHz wave forms at the C614 and C616 Check the LCD Part Yes No No Yes Yes Yes The Voltage is High at the C114 C116 C117 Check the Audio Part No Check the U100 If it has some problem it has to be replaced Check the U700 The pin 22 of U100 is High Check the U100 L...

Страница 17: ...roubleshooting 5 3 This Document can not be used without Samsung s authorization 3 Sim Part Is there any Signals pin 64 65 66 of U100 Insert SIM is displayed on the LCD Check the U601 Check the SIM Card END No Yes Yes Yes No Check the U100 Is there any Signals pin 1 2 3 4 of CN100 ...

Страница 18: ...on 4 Charging Part The pin 17 18 of CN300 is TA_VEXT ㆃ 5V Abnormal charging operation The pin 3 of U101 is low Replace TA or Check CN300 Check the U101 Check the Q101 END No Yes Yes Yes No No The pin 3 of Q101 is low The pin 5 of U101 is 3 2 4 2V Check the U101 No Yes No Solder again or change R111 Yes The ICHRG 1V during charging and ㆃ 180mV full charging ...

Страница 19: ...SAMSUNG Proprietary Contents may change without notice SGH V206 Flow Chart of Troubleshooting 5 5 This Document can not be used without Samsung s authorization CN10 0 ...

Страница 20: ...used without Samsung s authorization 5 Microphone Part Is the assembled status of microphone O K Microphone does not work C409 ㆃ 2 5V Reassemble the microphone Solder the microphone again or Replace C400 R409 C409 R407 R402 R405 END No Yes Yes Yes Yes No Is microphone ok No Check U700 Check the reference voltage on mic path ...

Страница 21: ... K There is no sound from Speaker Are there any signals at the C221 C228 Check LCD or Replace CN201 Check U401 Is there any signals at the pin 5 and pin 7 of U400 END No Yes Yes Yes No No The type of sound from the Speaker is Melody Replace the Speaker Yes No The pin 4 of U400 is Low No No Yes Yes Yes Check U400 Is there any signals at the pin 3 and pin 9 of U400 The pin 4 of U400 is High No Check...

Страница 22: ...SAMSUNG Proprietary Contents may change without notice SGH V206 Flow Chart of Troubleshooting 5 8 This Document can not be used without Samsung s authorization ...

Страница 23: ... function does not work Yes Check the connect CN1101 No Connect the camera module Yes U1104 pin 5 3 0V No Check U1104 and C1134 Yes U1106 pin 4 2 5V Yes No Check U1106 C1135 and R1106 U1102 pin 3 27MHz No Check U1102 and C1126 Yes Check U1109 pin4 has low active signal No Check U1107 U1112 and U1109 Yes Check U1108 pin4 has low active signal Yes No Check U1110 U1111 and U1108 END ...

Страница 24: ...r change U1005 resolder or change C1003 C1004 L1001 resolder or change U100pin39 C116 check or resolder U902 CHECK pin 7 13MHz Vp p 860mV OSC801 CHECK pin 4 clean 3V U902 change or resolder U901 CHECK pin 14 23 26 32 clean 2 8V C808 R805 resolder OSC801 change or resolder U100pin46 C114 check or resolder U901 pin3 4 Vp p 240mV U900 CHECK pin6 20 2 8V U900 resolder or change U901 pin1 2 Vp p 250mV ...

Страница 25: ...YES YES U1001 change NO U700 check U700 check change YES NO U901 pin14 23 26 32 2 8V U100pin46 C114 change or resolder YES U901 pin9 10 12 13 20dBm U901 pin5 6 7 8 1 7V YES U700 change NO NO U1001 change or resolder YES U902pin5 25 28 3V NO U100 pin39 C116 change or resolder NO U902 pin 7 13MHz Vp p 950mV YES U902 pin9 10 11 1213 3V YES YES U901 change or resolder OSC801 pin 3 13MHz Vp p 950mV OSC...

Страница 26: ...hange U1005 resolder or change C1005 C1006 L1002 resolder or change U100pin39 C116 check or resolder U902 CHECK pin 7 13MHz Vp p 860mV OSC801 CHECK pin 4 clean 3V U902 change or resolder U901 CHECK pin 14 23 26 32 clean 2 8V R805 C808 change or resolder OSC801 change or resolder U100pin46 C114 check or resolder U901 pin3 4 Vp p 240mV U900 CHECK pin6 20 2 8V U900 resolder or change U901 pin1 2 Vp p...

Страница 27: ...nge U1005 resolder or change C1017 F1003 resolder or change C1009 C1010 L1006 resolder or change U100pin39 C116 check or resolder U902 CHECK pin 7 13MHz Vp p 860mV OSC801 CHECK pin 4 clean 3V U902 change or resolder U901 CHECK pin 14 23 26 32 clean 2 8V C808 resolder OSC801 change or resolder U100pin46 C114 check or resolder U901 pin3 4 Vp p 240mV U900 CHECK pin6 20 2 8V U900 resolder or change U9...

Страница 28: ...1001 change or resolder NO U700 check YES U700 check NO U901 pin14 23 26 32 2 8V U100 pin46 C114 change or resolder YES U901 pin9 10 12 13 20dBm U901 pin5 6 7 8 1 7V YES U700 change NO NO U1001 change or resolder YES U902pin5 25 28 3V NO U100 pin39 C116 change or resolder NO U902 pin 7 13MHz Vp p 950mV YES U902 pin9 10 11 1213 3V YES YES U901 change or resolder OSC801 pin 3 13MHz Vp p 950mV OSC801...

Страница 29: ...SAMSUNG Proprietary Contents may change without notice SGH V206 Flow Chart of Troubleshooting 5 15 This Document can not be used without Samsung s authorization ...

Страница 30: ...SAMSUNG Proprietary Contents may change without notice SGH V206 Flow Chart of Troubleshooting 5 16 This Document can not be used without Samsung s authorization ...

Страница 31: ...SM RF FILTER RF FILTER SI4200 SI4133T π 2 RF PLL PGA SERIAL DATA INTERFACE GSM 890MHz 915MHz PCS 1850MHz 1910MHz PAM GSM 925MHz 960MHz PCS 1930MHz 1990MHz I Q CSP1093 TRIDENT DSP16000 ARM7TDMI UI SERIAL DATA CLK LE RF FILTER DCS 1805MHz 1880MHz L N A PGA A D C A D C IF PLL DCS 1710MHz 1785MHz D E T 100KHz CHANNEL FILTER D A C D A C PGA PGA R X TCVCXO 13 MHz C L K A F C T X I Q SI4201 ...

Страница 32: ...CD KEYBOARD SRAM 16M FLASH ROM 128M TXIP TXIN TXQP TXQN RXIP RXIN RXQP RXQN SERCK SERLE SERDA RFOVL TXP OCTL RF DIRVER TXI Q RX I Q TXP SERCK SERLE SERDA OCTL IO RWN AB 8 0 DB 15 0 INT1 IRQx PAx RSTB IO RWN AB 8 0 DB 15 0 INT1 IRQx PAx RSTB ARM JTAG ICE DAICK DAIRN DAIDO DAIDI DAI DSPJTAG JTAG GPRS ACC PPI Programmable Peripheral I O RTC JTAG ICE DSP16000 ARM7TDMI EMI Camera Solution Camera DSP Ca...

Страница 33: ...1 C602 C603 C604 C605 C606 C607 C608 C609 C610 C611 C612 C613 C614 C616 C617 C700 C701 C702 C703 C704 C705 C706 C707 C708 C709 C710 C711 C712 C713 C714 C715 C716 C800 C801 C805 C806 C807 C808 C809 C903 C904 C905 C906 C907 C908 C909 C910 C911 C912 C913 C914 C915 C916 C917 C918 C919 C920 CN100 CN1001 CN1101 CN201 CN300 CN401 D1101 D1102 D1103 F1003 G1 G2 G3 G4 G7 G8 L1000 L1001 L1002 L1003 L1004 L10...

Страница 34: ...C239 C240 C241 C242 C243 C505 C615 C811 CLEAR DOWN END_PWR F1 F2 G6 HZREF I LED801 LED802 LED803 LED804 LED805 LED806 LED807 LED808 LED809 LED810 LED811 LED813 LED814 LED815 LED816 LED817 LED818 LED819 LED820 LED821 LEFT MCKI PCLK R200 R307 R503 R603 R604 R605 R806 R807 R808 R809 R810 R811 R812 R813 R814 R815 R816 R818 R819 R820 R821 R822 R823 R824 R825 R826 RIGHT SEND SH T TP200 TP201 TP202 TP203...

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