Service Manuals, User Guides, Schematic Diagrams or docs for : Sony Ericsson Mobile Phones Сотовый телефон Sony Ericsson K750 SONY ERICSSON K750 1

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SONY ERICSSON K750 1


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CLKREQ15   CLKREQ15                     CLKREQ15

VCXOCONT   VCXOCONT                     VCXOCONT


MODD       MODD                         MODD

MODC       MODC                         MODC

MODB       MODB                         MODB

MODA       MODA                         MODA


RADDAT     RADDAT                       RADDAT                DCLK          DCLK         DCLK

RADCLK     RADCLK                       RADCLK               IDATA          IDATA        IDATA

RADSTR     RADSTR                       RADSTR              QDATA           QDATA       QDATA


ANTSW0     ANTSW0                       ANTSW0              VLOOP           VLOOP       VLOOP

TXON       TXON                         TXON

ANTSW1     ANTSW1                       ANTSW1

ANTSW2     ANTSW2                       ANTSW2



                                        VAPC

                                                          TESTOUT           TESTOUT    TESTOUT


                                                          MCLK_out          MCLK_out

                                      page 2RF_Module




                                                        MCLK_out
                                                                            MCLK         MCLK
                                                           MCLK
                      VAPC                                                  VCLK          VCLK
                                         VAPC              VCLK
                                                                            RTEMP       RTEMP
                             VBATTi                       RTEMP



                                        VBATTi                       VRAD
   LDOA    LDOA
                                         LDOA
 ADSTRO    ADSTRO                        ADSTRO            VRAD

                                           MCLK_PA_Power_Supply_XO
                                       page 3
                                                                                                                                                                          X1101   X1102   X1103



                                                                                                                                         Stripline 50ohm
                                                                       Mount C1102 R1100, C1100
                                                                                                                                         L1 width 0.7mm                       1    1       1
                                                                        and C1101 close to X1100


                            N1100
                                                                                        X1100                                         R1100
                                    Mini_T-TOP_IO
                                                                                                                                      0ohms
           VCXOCONT    21    VCXOCONT               ANT   48     ANT                1                     2   ANT_1
                                                                                        IO          ANT
VCXOCONT
                                                                                    4                     6                              NM
                                                                                              GND
            ANTSW0     6     ANTSW0                                                 3                     5
ANTSW0                                                         C1102                                                             C1100
            ANTSW1     5                                                                                                         1pF                       C1101
                             ANTSW1                            1pF
ANTSW1                                                                                                                           NM                        1pF
                                                               NM                       C619201-O62
           ANTSW2      4     ANTSW2                                                                                                                        NM
ANTSW2


                       57    PASENSE+
                       56    PASENSE-


             MODA      24    MODA          MCLK_OUT       31                    MCLK_out                                                                                                          MCLK_out
MODA
             MODB      25    MODB
MODB
             MODC      26    MODC             BTXO_1      29
MODC
             MODD      27    MODD
MODD
                                             TESTOUT      23                     TESTOUT                                                                                                            TESTOUT

RADSTR      RADSTR     17    RADSTR
RADDAT      RADDAT     18    RADDAT             IDATA     36                    IDATA                                                                                                               IDATA

RADCLK      RADCLK     19    RADCLK            QDATA      34                    QDATA                                                                                                               QDATA

                                                DCLK      35                    DCLK                                                                                                                 DCLK

CLKREQ15    CLKREQ15   30    GPRFCTRL
VAPC         VAPC      53    VAPC              VLOOP      15                    VLOOP                                                                                                               VLOOP



             TXON      7     TXON
TXON
                                                                                                                      VBATTi   VRAD   VDIG
                            MINI_T-TOP_175
                            ROK103007
                                                                                                                                                      N1100
                                                                                                                                                           Mini_T-TOP_power
                                                                                                                                                 39    VDIG
                                                                                                                                                 10    VRAD
                                                                                                                                                 1     VBATTi
                                                                                                                                                 2     VBATTi
                                                                                                                                                 62    VBATTi
                                                                                                                                                 63    VBATTi
                                                                                                                                                 130 VBATTi


                                                                                                                                                      MINI_T-TOP_175
                                                                                                                                                      ROK103007
                    MCLK
                                                                                                                  C1332
                                                                                                                  10nF
                     MCLK_out
MCLK_out                                                                                                                                                          MCLK



                                                                                                                                                                  VCLK
                                        L1331
                                        1,5uH                       C1331                                         C1333
                                                                    68pF                                          10nF




           PA SENSE

                             VDIG      VBATTi             N2600
                                                                      Leadfree
                                                                  UMTS ACCESS

                                                                  PA CONTROL
                                                    C12                                      E12
                                                          VDDBUF                 PASENSE+
                                                    G12                          PASENSE- E11
                                                          VDDPA


                   C1440
                     10nF                                                                                                                 R1452
                                                                                                   GND
                                                                                                                                          0ohms
                   Close to Vincenne                                                         D11                                                          VAPC   VAPC
                                                                                   PAREG

                                                                                             D12                               R1451
                                                                                     IOUT
                                                                                                                               1Kohms


                                                                                             F10
                                                                                    FF_IN
                                                                                             G10
                                                                                  EXPOUT
                                                                                             E10
                                                                                   VSSPA
                                                                                                         C1460            C1461
                                                                                                         470pF            470pF
                                                          VINCENNE2_LEADFREE
                                                          ROP1013066/2 R1A




           Power Supply                                                                                          R1501 0ohms

                                                                                                         N1500



                                                      LDOA                                                     [VREG]
                                                                                                     5
                                                                                                          ON
 LDOA
                                                                                                          OFF


                                                                                                     4                    3                                       VRAD
                                                                                                          IN       OUT
 VBATTi
                                                                                                     1                    2
                                                                                                          GND BYPASS
                                                                                                                                                  C1502
                                                                                     C1500                                                        4,7uF
                                                                                                         LP298528V_LEADFREE
                                                                                     1uF                 RYT113904/10             C1501
                                                                                     NM                  NM                       100pF
                                                                                                              2.8V                NM
                                                                                                            Leadfree




           XO_TEMP
            R1601 4,7Kohms
 ADSTRO                                                                                                                                                          RTEMP


                                            R1602            Careful routing
                                           4,7Kohms          Can disturbe



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