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                GSM TELEPHONE
                SGH-X120




GSM TELEPHONE                     CONTENTS


                  1.   Specification

                  2.   Flow Chart of Troubleshooting

                  3.   Exploded Views and Parts Lis

                  4.   Electrical Parts List

                  5.   Block Diagram

                  6.   PCB Diagrams
1. SGH-X120 Specification

1. GSM General Specification


                                        GSM900                    EGSM 900                  DCS1800
                                        Phase 1                    Phase 2                  Phase 1

   F r e q . Ba n d [ M H z ]           8 90~ 915                   880 ~9 15               171 0~1 785
   U plin k/D o wn link                 9 35~ 960                   925 ~9 60               180 5~1 880

                                                                    0~ 12 4 &
      A RF C N r an g e                   1~1 24                                             51 2~8 85
                                                                   975~ 102 3

     Tx / Rx s pac in g                   4 5M Hz                     45MHz                   95 MHz


     M od . Bit r a te /             2 70. 833 kb ps             27 0. 833k bp s           27 0. 833k bp s
        Bit P e r io d                  3. 69 2us                   3. 692u s                 3. 692 us


         Ti me S lo t                   57 6. 9us                   576. 9u s                5 7 6 .9 u s
 P e ri od / Fr am e P e ri od          4. 615 ms                   4. 615m s                4. 615m s


       M o du l ati on                  0 .3 GM S K                 0 . 3 G M SK             0 . 3 G M SK


        M S P o we r                33 dBm ~ 13d Bm              33d Bm ~5d Bm             30d Bm ~0 dBm

      P o we r C las s               5p cl ~ 1 9pc l               5pcl ~ 19pcl             0pcl ~ 15pcl

        Sensitivity                     -10 2dB m                   -102 dBm                 -100 dBm

        T DM A M u x                         8                            8                       8

       Ce l l Rad iu s                    35Km                        35K m                     2Km




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                            SAM SU N G Pr i ar C ont s m ay change w ihoutnotce
                                         opret y-  ent               t       i
                           This Document can not be used without Samsung's authorization
SGH-X120 Specification




2. GSM TX power class


         TX Power                                                    TX Power
                                    GSM900                                               DCS1800
       control level                                               control level

              5                    33

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