Hello,
Starting point - http://h17007.www1.hpe.com/us/en/enterprise/servers/solutions/info-library/index.aspx?cat=extended_ambient_operating_support
Here is support matrix for 7.5 - http://h20564.www2.hpe.com/hpsc/doc/public/display?docId=c04762085
If You want to monitor hardware you can do it by online support or hosted insight remote support- here is instructions http://h20564.www2.hpe.com/hpsc/doc/public/display?docId=c04743807
Here is how you can configure manually mibs in hp sim for storeonce -
http://h20628.www2.hp.com/km-ext/kmcsdirect/emr_na-c03602547-10.pdf page 254
http://h20564.www2.hpe.com/hpsc/doc/public/display?docId=emr_na-c04495512&sp4ts.oid=3355761