Annual report pursuant to Section 13 and 15(d)

Accrued Warranty Reserve

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Accrued Warranty Reserve
12 Months Ended
Mar. 31, 2013
Accrued Warranty Reserve  
Accrued Warranty Reserve

6. Accrued Warranty Reserve

        Changes in the accrued warranty reserve are as follows as of March 31, 2013, 2012 and 2011 (in thousands):

 
  2013   2012   2011  

Balance, beginning of the period

  $ 1,494   $ 1,081   $ 1,036  

Standard warranty provision

    3,874     3,790     2,015  

Changes for accrual related to reliability repair programs

    1,255     437     74  

Deductions for warranty claims

    (4,324 )   (3,814 )   (2,044 )
               

Balance, end of the period

  $ 2,299   $ 1,494   $ 1,081