WARNING: THE EDGAR SYSTEM ENCOUNTERED ERROR(S) WHILE PROCESSING THIS SCHEDULE.

  


 
<ARTICLE> 5
<RESTATED> 
<MULTIPLIER> 1,000
       
                                                  
<PERIOD-TYPE>                   3-MOS                   9-MOS
<FISCAL-YEAR-END>                          DEC-31-1996             DEC-31-1996
<PERIOD-START>                             JUL-01-1996             JAN-01-1996
<PERIOD-END>                               SEP-30-1996             SEP-30-1996
<CASH>                                           5,003                   5,003
<SECURITIES>                                    21,243                  21,243
<RECEIVABLES>                                   10,465                  10,465
<ALLOWANCES>                                     1,130                   1,130
<INVENTORY>                                        743                     743
<CURRENT-ASSETS>                                39,303                  39,303
<PP&E>                                               
<DEPRECIATION>                                       
<TOTAL-ASSETS>                                  52,986                  52,986
<CURRENT-LIABILITIES>                            8,565                   8,565
<BONDS>                                              0                       0
<PREFERRED-MANDATORY>                                0                       0
<PREFERRED>                                          0                       0
<COMMON>                                           127                     127
<OTHER-SE>                                      43,447                  43,447
<TOTAL-LIABILITY-AND-EQUITY>                    52,986                  52,986
<SALES>                                         13,913                  37,906
<TOTAL-REVENUES>                                13,913                  37,906
<CGS>                                           10,839                  29,204
<TOTAL-COSTS>                                   13,640                  36,556
<OTHER-EXPENSES>                                     0                       0
<LOSS-PROVISION>                                     0                       0
<INTEREST-EXPENSE>                               (341)                   (260)
<INCOME-PRETAX>                                    614                   1,610
<INCOME-TAX>                                       283                     706
<INCOME-CONTINUING>                                331                     904
<DISCONTINUED>                                       0                       0
<EXTRAORDINARY>                                      0                       0
<CHANGES>                                            0                       0
<NET-INCOME>                                       331                     453
<EPS-PRIMARY>                                     0.03                    0.06
<EPS-DILUTED>                                     0.03                    0.04