The deprn_amount after set extended life got some errors

  We have a asset use STL method to depreciate and it has reach the life year (10 ), we use the set extended life to use it one more year.

  But the deprn_amount($695) after extended is difference with before($683)

  How the system to calcute the deprn_amount after extended??

  FA_BOOKS information as follow:

  cost:90191           salvage_value:8199      

                           allowed_deprn_limit_amount

  before extend                            4100

  after extend                                     1

 FA_DEPRN_SUMMARY information as follow:

                                     deprn_amount   deprn_reserve  adjusted_cost

  before extend                             683                   81292           81992                

  last year of life year                    700                   81992               700 

  after extend                                 695                  82687               700 

  I have attach the trace file of this asset