Samsung SGH-X640 Service Manual Manual pdf 26 page image
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Samsung SGH-X640 Service Manual

Also see for SGH-X640: User guideManualService manual

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Contents
  1. gsm general specification
  2. gsm tx power class
  3. charging part
  4. sim part
  5. microphone part
  6. key data input
  7. receiver part
  8. lcd part
  9. key back light
  10. camera part
  11. gsm receiver
  12. gsm transmitter
  13. dcs receiver
  14. dcs transmitter
Samsung SGH-X640 Service Manual Manual pdf 26 page image
SAMSUNG Proprietary-Contents may change without notice4V2V853V05AVDD_TEMP2V1VCC_RX_TXMIC_BIASdataREFERENCESIM_RSTINTERFACESIM_CLK2V7VDD1BL_VDDBATTERYTYPDVDD12V952V7htmp3V25CLOCKHFAcontrolinternalSIM_IOMIC BIASSWITCHVCC_RF_VCOMODULEVDD_AMPCONTROLINTERFACEvoltageSUPPLY &RF power supplyON-CHIP(CHARGECLOCKAVDDVCC_RX_BURST2V35PMU (IC)3V05INTERRUPT3VPUMP+TEMP HIGHSIGNAL12CCHARGE2V65Baseband power supplyVDD_KEYVCC_CP&supplyGENERATORON/OFFSIMVDDVDD2VDD_VIBhtmpSIMHIGH VOLTAGEVOLTAGE32KSENSORV_ISUPVCC_SYNBACKLIGHTclocks2V65TYPPLL2V7statusovddLINREG)SIGNALDVDD22V85CHARGECONTROLSUPPLYINTERNALreferenceREAL-TIMEVBATSIMDVDD3AVDDMONITORinternal5V32KHz XTALOSCILLATORSIM2V7DVDD4refgndGENERATORSIM_VCCCONTROLLINREGX40021RF power supplybias currentsSUPPLYVIB1V35PUMPVDD3Baseband power supply2V7calibrationC405C421R400VBATC412C418C420*C414C427VBATVDD1BLVDDSPVDDC400V_ISUPTP400C417BAT400C401R402R401C416VCC_CP*C425VBATVBATVBATVDD_KEY456G78GG910GAVDD_TEMPCN400123C430C413C407 C408R403C426C403TP401C409C422C404C402VBATC419V_ISUPC428R450C431VBATC406C411C424C415MIC_BIASC429AVDDF4VSS4 G4VSS5 J3VSS6 G5K5VSS7VSS8 F6 G6VSS9 D7VSS15VSS16C7 D6VSS17VSS18E5 D5VSS19VSS2 F5VSS20D4 C4VSS21VSS3VIBVDDA3VPROGH7VSS1E4VSS10G7 G8VSS11VSS12F7 E6VSS13VSS14E7SIMSCPB1SIMVBATB2SLPMODD10TMH5J5 VBACKVBATK4VCC C2B3VIBVBATE3SDAF2SEL12RBE9SEL3RBH4SIMCLK C6SIMGNDA2B8SIMIOSIMSCNA1RF1VDDSF9RF2SNSH9RF2SWSE10RF2VDDH10RF2VDDSJ10RFVBATG9C1RSTD9RSTOSCLK1REC2J2REC3K2REFCH8REFGNDK6RF1SNSF10E8 RF1SWSRF1VDDG10H6ISUPDJ4MICBIASJ6NC 1NC 2H3ONKEYK8OSC32I K9OSC32OREC1B9HVSOC B10HVSSCN A10HVSSCP C9HVSVBAT C8HVSVDD D8C10INTIO D2ISUPAH2DVDD4A4DVDD4ONF8DVDD4VBATB4HFAVBATA5 B5HFAVBATA6HFAVDDHFAVDDB6HVSGNDCPRES D1DVDD1F1DVDD1VBATF3DVDD2G2G1DVDD2DVDD2VBATG3DVDD3H1 J1DVDD3DVDD3VBATBBMSWC5BLVBATB7BLVDDA7CHRIV E1CHRREG E2CHRVBAT D3CLK C3CLK32A9PCF50601ET1-N5U400K3AUXONJ7AVDDAVDDK7AVDDSK10AVDDVBATJ8 J9AVDDVBATBBMGNDA8TP402VCC_RX_TXVCC_SYNTHVCC_RFVCOVCC_TX_BURSTBACKLIGHTVDD1VDD2VDD3VDD_VIBVIBJIG_RECREF_ONSIMIOSIMCLKPON_TXPON_SYNTHCHARGER_OKRSTONSCLSDA32KIT_PMUONKEY_NRECO1JACK_IN
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This manual is suitable for:
SGH-X640
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