The complaint of early battery depletion could not be confirmed.The device was received in normal working condition, with battery voltage above eri level.Analysis indicated a false eri trip has occurred, and the date shown as (b)(4) 2013 which is before the manufacturing date.False eri trip could happen when the device exposed to strong emi.In those cases, clearing the eri message with the programmer restores normal function.Electrical and mechanical tests indicated that the device exhibited normal characteristics with no anomalies.
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