Hello me_vaha, No the age reset is not mandatory. Please let us know if you have any other questions.
Hello,  We got this below warning on our storage  PowerVault MD3820f: !----- Event --------------------------------------------------------------- Module             : DELLSTORAGE Error Code         : 303300 Resource Id        : 1.1.3.2.1.3 Timestamp          : Thu May 25 20:48:13 CET 2017 Model Description  : Dell Storage:Warning trap Active Description : Battery insufficient capacity for backup after learn cycle Event Type         : 5 Probable Cause     : 521 Severity           : warning Orig Source IP     : 10.172.255.2 Sequence Number    : 60 ---------------------------------------------------------------------------!  We replaced the battery with new one, unfortunately the same warning still remain. Please any suggestions or workaround. Thanks  
Storage PowerVault MD3820f battery warning