Service Manuals, User Guides, Schematic Diagrams or docs for : Samsung GSM Samsung SGH-X650 service manual

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>> Download Samsung SGH-X650 service manual documenatation <<

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                GSM TELEPHONE
                SGH-X650




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

                  8.   Disassembly and

                       Assembly instructions
1. Specification

1-1. GSM General Specification
                                 GSM900                      DCS1800                       PC1900
                                 P ha se 1                   Ph ase 1                      Phas e 1

 Fr eq. Band[MHz]                890~915                     1710~1785                    1850~1910
 Uplink/ Downli nk               935~960                     1805~1880                    1930~1990


   ARFCN r ange                   1~124                       512~885                      512~810


   Tx/ Rx s paci ng               45MHz                        95MHz                        80MHz


   Mod. Bit rate/             270.833kbps                   270.833kbps                  270.833kbps
    Bit Period                  3.692us                       3.692us                      3.692us


      Ti me Slot                 576.9us                      576.9us                      576.9us
Peri od/Fr ame Per iod           4.615ms                      4.615ms                      4.615ms


     Modulati on                0.3GMSK                      0.3GMSK                      0.3GMSK


     MS Power                 33dBm~5dBm                    30dBm~0dBm                   30dBm~0dBm

    Power Cl a ss             5pcl ~ 19pcl                   0pcl ~ 15pcl                 0pcl ~ 15pcl

     Sensit ivit y               -102dBm                      -100dBm                      - 100dBm

    TDMA Mux                         8                            8                            8

    Cell Radius                   35Km                          2Km                          2Km




                                                        1
                         SAMSUNG Proprietary-Contents may change without notice
                         This Document can not be used without Samsung's authorization
Specification




1-2. GSM TX power class
      TX Power                          TX Power                              TX Power
                     GSM900                                DCS1800                           PCS1900
     control level                    control level                          control level

           5         33

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