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5. SGH-C200 Block Diagrams

5-1

1. RF Solution Block Diagram

EGSM RX (925~960 MHz)

LN A

PG A

PG A

ADC

ADC

VCT CXO

(OSC900)

EGSM TX

(880 ~ 91 5 MHz)

DCS TX

(1710 ~ 17 85 MHz)

Dua l PA M

(U1000)

Fr ont

En d

Mod ule

(U402)

RF

Cone ctor

(N401 )

Si 42 05

(U404)

RF

PLL

IF

PLL

PD

LPF

Mi x e r

Channel

Fi

lt

er

PG A

PG A

DAC

DAC

10 0
kH z

CS P

22 00 B1

(U101)

Bryc e Park

I

Q

I

Q

SDATA

SCLK

SENB

PDNB

LN A

DCS RX ( 1880 MHz )

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Содержание SGH-C200

Страница 1: ... SERVICE Manual GSM TELEPHONE CONTENTS 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 GSM TELEPHONE ...

Страница 2: ...nics Co Ltd APRIL 2004 Printed in Korea Code No GH68 05417A 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: ...805 1880 ARFCN range 1 124 0 124 975 1023 512 885 Tx Rx spacing 45MHz 45MHz 95MHz Mod Bit rate Bit Period 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 Modulation 0 3GMSK 0 3GMSK 0 3GMSK MS Power 33dBm 13dBm 33dBm 5dBm 30dBm 0dBm Power Class 5pcl 15pcl 5pcl 19pcl 0pcl 15pcl Sensitivity 102dBm 102dBm 100dBm ...

Страница 4: ...2 dBm 7 29 2 dBm 8 27 2 dBm 9 25 2 dBm 10 23 2 dBm 11 21 2 dBm 12 19 2 dBm 13 17 2 dBm 14 15 2 dBm 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 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 2 GSM TX power class ...

Страница 5: ...ect channel and use fast lock mode for GPRS high class operation 5 SI4206 U900 This chip integrates two differential input LNAs The GSM input supports the E GSM DCS input supports the DCS1800 The LNA inputs are matched to the 200 ohm differential output SAW filters through eternal LC matching network Image reject mixer downconverts the RF signal to a 100 KHz intermediate frequency IF with the RFLO...

Страница 6: ...al interface unit SIU provides access to control and configuration registers This interface gives a microprocessor full control of the CSP2200B1 and enables system designers to maximize both standby and talk times Error reporting is provided via an interrupt signal and status register Supervisory functions including a reset generator an input voltage monitor and a thermal monitor support reliable ...

Страница 7: ...If this signal is high Inputs to LCD are commands If it is low Inputs to LCD are data The signals which inform the input or output state to LCD are required But this system is not necessary for read enable signal CP_WEN signal is only used to write data or commands to LCD Power signal for operating LCD driver is VCCD 2 JTAG Connector Trident has two JTAG ports which are for ARM core and DSP core D...

Страница 8: ...od is not limited so the device can flexibly support 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 utilizati...

Страница 9: ... 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 CSP2200 A 0 20 address lines of ARM core and D 0 15 data lines of ARM core are connected to memory LCD and YMU762 ICP Interprocessor Communication Port controls the communication between ARM core and DSP core CSROMEN CSRAMEN and CS1N to CS4N in the ARM core are conne...

Страница 10: ...ontrol register will start the baseband receive section converting I and Q sample pairs The samples are stored in a double buffered register until the register contains 32 sample pairs CSP2200 then notifies the DSP which has sample time to read the information out before the next 32 sample pairs are stored The voice band ADC converter issues an interrupt to the DSP whenever it finishes converting ...

Страница 11: ...hout notice 3 SGH C200 Exploded View and its Parts list 3 1 This Document can not be used without Samsung s authorization 1 Cellular phone Exploded View 1 QFR01 QSP01 QKP01 QMP01 QMO01 QLC01 QAN02 QVO01 QRE01 QRF01 QCR11 QBA21 QME01 QMI01 QIF01 ...

Страница 12: ... CODE Remark QFR01 FRONT COVER GH75 04852B QKP01 KEYPAD GH75 04858A QMP01 MAIN PBA GH92 01791A QLC01 LCD GH07 00555A QAN02 INTENNA GH42 00416A QRE01 REAR COVER GH75 04854B QME01 METAL DOME GH59 01457A QMI01 MICROPHONE GH30 00112A QIF01 IF COVER GH72 14172B QVO01 SIDE KEY GH75 04859A QCR11 SCREW 6001 001654 QBA21 BATTERY GH43 01356B QSP01 SPEAKER 3001 001568 QRF01 RF SHEET GH74 08818B QMO01 MOTOR G...

Страница 13: ...loded view and its Part list 3 3 This Document can not be used without Samsung s authorization 3 Test Jig GH80 00865A 3 1 RF Test Cable GH39 00182A 3 2 Test Cable GH39 00127A 3 3 Serial Cable 3 4 Power Supply Cable 3 5 DATA CABLE GH39 00143B 3 6 TA GH44 00482A ...

Страница 14: ...201 002176 U404 1203 002168 U403 1203 003105 U801 1203 003304 U100 1203 003389 U101 1203 003443 U200 1204 002161 U401 1205 002485 U900 1209 001219 U602 1405 001082 V301 1405 001082 V302 SEC Code Design LOC 1405 001082 V303 1405 001082 V304 1405 001082 V305 1405 001082 V410 1405 001082 V411 1405 001082 V801 1405 001082 V802 1405 001082 V803 1405 001082 V804 1405 001082 V805 1405 001082 V807 1405 00...

Страница 15: ...4 2007 000171 R403 2007 000171 R421 2007 000171 R900 2007 000171 R503 2007 000171 R315 2007 000171 R818 2007 000171 R616 2007 000172 R121 2007 000172 R122 2007 000172 R442 SEC Code Design LOC 2007 000172 R443 2007 000173 R1000 2007 000174 R806 2007 000174 R807 2007 000174 R808 2007 000174 R809 2007 000174 R810 2007 000174 R811 2007 000174 R812 2007 000174 R813 2007 000174 R814 2007 000174 R817 200...

Страница 16: ... 2203 000438 C1014 2203 000438 C218 2203 000438 C424 2203 000585 C414 2203 000628 C438 2203 000679 C606 2203 000812 C1008 2203 000812 C104 2203 000812 C105 2203 000812 C106 SEC Code Design LOC 2203 000812 C416 2203 000812 C419 2203 000812 C420 2203 000812 C429 2203 000812 C902 2203 000812 C432 2203 000854 C302 2203 000854 C900 2203 000995 C1011 2203 000995 C1015 2203 000995 C440 2203 001017 C919 2...

Страница 17: ...3 006324 C801 2203 006438 C615 2404 001105 C412 2404 001105 C436 2404 001105 C437 2404 001134 C1003 2404 001240 C109 2404 001268 C124 2404 001268 C125 2404 001268 C303 2404 001268 C408 2404 001305 C426 2503 001041 C220 SEC Code Design LOC 2503 001041 C221 2703 002170 L907 2703 002199 L903 2703 002202 L401 2703 002202 L402 2703 002204 C1007 2703 002204 L1007 2703 002205 L900 2703 002267 C1005 2703 ...

Страница 18: ...1 RF Solution Block Diagram EGSM RX 925 960 MHz LN A PGA PGA ADC ADC VCT CXO OSC900 EGSM TX 880 91 5 MHz DCS TX 1710 17 85 MHz Dua l PA M U1000 Fr ont En d Mod ule U402 RF Cone ctor N401 Si42 05 U404 RF PLL IF PLL PD LPF Mi x er Channel Fi lt er PGA PGA DAC DAC 10 0 kH z CSP 22 00 B1 U101 Bryce Park I Q I Q SDATA SCLK SENB PDNB LN A DCS RX 1880MHz ...

Страница 19: ...SAMSUNG Proprietary Contents may change without notice Block Diagrams This Document can not be used without Samsung s authorization 5 2 2 Base Band Solution Block Diagram ...

Страница 20: ...SAMSUNG Proprietary Contents may change without notice This Document can not be used without Samsung s authorization 6 SGH C200 PCB Diagrams 6 1 1 Main PCB Top Diagram ...

Страница 21: ...SAMSUNG Proprietary Contents may change without notice PCB Diagrams This Document can not be used without Samsung s authorization 6 2 2 Main PCB Bottom Diagram ...

Страница 22: ...ower On Voltage 3 3V Download again Charge the Battery pin J12 of U100 2 8V Check U100 and C115 pin A13 of U100 2 8V Check U100 and C116 Check the clock signal at pin 3 of OSC900 Freq 13MHz Vrms 300mV Check the clock generation circuit related to OSC900 END No Yes Yes Yes Yes Yes No No No No pin G11 1 8V No Yes Check the VBATT Voltage Check the pin of U100 Check the initial operation Check the cur...

Страница 23: ...in J12 of U100 2 825V Initialization Failure Check the U100 If it has some problem adjust it END No Yes Is the pin K9 of U100 Low High Yes Check the U600 32 768kHz wave forms at the C619 and C620 Check the LCD Part Yes No Yes Yes The Voltage is High at the C111 Check the Audio Part No Check the U100 If it has some problem adjust it Check the U100 LCD display is O K No No Yes Yes Sound is O K No ...

Страница 24: ... without Samsung s authorization Flow Chart of Troubleshooting 7 3 3 SIM Part Are there any Signals at pin N9 R10 P10 of U100 Insert SIM is displayed on the LCD Check the U600 Check the SIM Card END No Yes Yes Yes No Check the U100 Are there any Signals at pin K12 K11 K14 J11 of CN100 ...

Страница 25: ...t be used without Samsung s authorization 7 4 4 Charging Part The pin 17 18 of CN300 is TA_VEXT 5V Abnormal charging operation Replace TA or Check CN300 No END Yes The pin 10 of U101 is 3 2 4 2V Check the U101 No Yes No Solder again or change R116 Yes The ICHRG 1 4V during charging and 180mV full charging ...

Страница 26: ... 3 RTC_ALMN H10 RTC_CLK N4 RWN 2 NC 7 P5 OCTL0 E6 C5 OCTL1 OCTL2 F5 E5 OCTL3 OCTL4 A4 G6 OCTL5 OCTL6 B3 A3 OCTL7 PSW1_BU F L7 L3 I O LED1_DRV G13 LED2_DRV G12 R6 MC MICINN M14 MICINP N14 MICOUT N P15 MICOUT P N15 MODE N10 1 NC 5 NC 6 GNDS 5 G7 GNDS 6 G8 GNDS 7 G9 G10 GNDS 8 GNDS 9 H6 GNDVP13 GND_HCUR F11 GND_OCTL B4 GND_PSC1 B15 GND_PSC2 K15 INTRQ L10 H7 GNDS11H8 H9 GNDS12 J7 GNDS13 GNDS14J8 GNDS1...

Страница 27: ... Samsung s authorization 7 6 5 Microphone Part Is the assembled status of microphone O K Microphone does not work C426 2 5V Reassemble the microphone Solder the microphone again or Replace around Mic Circuit C413 C417 R419 R423 END No Yes Yes Yes Yes No Is microphone ok No Check U100 Check the reference voltage on Mic path ...

Страница 28: ...t Is the terminal of Speaker O K There is no sound from Speaker No Replace the Speaker The pin 4 of U402 is Low Check U402 The pin 4 of U402 is High Check U402 Are there any signals at the pin 5 and pin 7 of U402 END Yes Yes No The type of sound from the Speaker is Melody Yes No No No Yes Yes Yes Are there any signals at the pin 2 and pin 10 of U402 No Check U100 ...

Страница 29: ...4 RST W R 28 33PF C429 17 18 SPOUT 2 SPVDD 15 16 SPVSS VDD 7 VREF 9 8 VSS 29 C S IRQ G 10 HPOUT L MONO HPOUT R 11 32 IOVDD 2 LED MTR 19 NC 56 PLL C SPOUT 1 D6 20 D7 12 EQ 1 EQ 2 13 14 EQ 3 G 33 34 GG 35 36 CLKI 1 27 D0 D1 26 D2 25 24 D3 D4 23 22 D5 21 1 2 2 2 YMU762C QZE 2 U401 A0 30 10K 1 SBR125530P CT01 SPEAKE R 1 1 R40 8 30 1 2N F C405 R40 2 33PF 220NF C413 C420 T401 C44 0 47PF 2 C1 OUTA A1 OUT...

Страница 30: ...el U900 CHECK pin5 13MHz Vp p 860mV U1007 CHECK pin 8 65dBm U900 CHECK pin 20 21 65dBm Check soldered status of C1007 C1001 C1002 CON1 resolder or change U1007 resolder or change C903 L902 C904 resolder or change OSC900 CHECK clean 3V U900 CHECK pin 9 clean 3V U100 pin 39 check or resolder U900 pin 1 2 3 28 Vp p 100mV U900 resolder or change CHECK U100 NO YES NO NO NO NO NO NO NO YES YES YES YES Y...

Страница 31: ...een R1005 U1000 1 2V YES NO R1005 check change R1000 5dBm YES YES U1000 change U100 check change YES NO U900 pin 30 3V U100 pin C4 change or resolder YES U900 pin 3 4 1 7V YES U100 change NO NO U900 change or resolder YES U900 pin 5 13MHz Vp p 950mV U900 pin 9 3V YES OSC900 pin 1 13MHz Vp p 950mV OSC900 change or resolder U100 check or change 0SC900 pin 4 3V U100 pin C4 change or resolder U100 cha...

Страница 32: ...nel U900 CHECK pin 5 13MHz Vp p 860mV U1007 CHECK pin 5 65dBm U900 CHECK pin 18 19 65dBm Check soldered status of C1007 C1001 C1002 CON1 resolder or change U1007 resolder or change C918 L906 C920 resolder or change OSC900 CHECK clean 3V U900 CHECK pin 8 clean 3V U300 pin 39 check or resolder U900 pin 1 2 3 28 Vp p 100mV U900 resolder or change CHECK U100 NO YES NO NO NO NO NO NO NO YES YES YES YES...

Страница 33: ...check change Between R1005 U1000 1 2V YES NO R1005 check change NO U1009 5dBm YES YES YES U100 check NO U900 pin 3 3V U100 pin 39 change or resolder YES U900 pin 5 1 7V U100 change NO NO U900 change or resolder YES U900 pin 8 13MHz Vp p 950mV U900 pin 10 3V YES YES OSC900 13MHz Vp p 950mV OSC900 change or resolder U100 check or change OSC900 pin 4 3V U100 pin 39 change or resolder U100 change or r...

Страница 34: ...SD O 10 11 SEN B VDD 14 32 VDD VDD 30 XAF C 7 9 RFID N 18 RFIDP 21 RFIG N 20 RFIG P 17 RFIP N RFIP P 16 22 RFO D 23 RFO G DIAG 2 15 GND 29 GND 31 GND 33 GND 34 GND 35 GND GND 36 19 U900 SI4206 B M 4 BI N 3 BI P BQN 2 1 BQP 24 DIAG 1 25 39PF C900 1 2P F C918 C920 L900 3 9n H 1 2PF C903 1 2P F 100P F C914 L907 6 8n H 4P F C919 12nH L903 C905 OUT 7 8 OUT OUT 9 10P F 2 G G 3 5 G G 10 IN 1 4 IN 6 OUT F...

Страница 35: ...51 GSM850 900IN 48 GSM850 900OUT 6 NC 1 NC GND 52 GND 53 GND 54 GND1GSM 47 GND 5 7 GND GND 30 GND RF5146 U1000 BANDSEL 40 DCS PCSIN 37 DCS PCSOUT 31 GND 4 L100 8 2 2P F 10UF C1004 ANT1001 11 G G 12 13 G G 14 7 VC1 VC2 4 ANT 10 5 DCS_RX 1 DCS_TX 8 EGSM_RX 3 EGSM_TX G 2 6 G G 9 SHS C090 F U100 7 C1007 22nH C1001 NC C1002 51PF 1 OUT 2 ANT100 0 J_AN T MS 156 02 CON 1 G1 34 G2 IN C101 5 47PF R100 1 10 ...

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