I need help to download firmware fo HMC from version 7.3.4 to vervion 7.3.5

All,
I need to upgrade my HMC from version 7.3.4 to vervion 7.3.5. The HMC has a Machine type of 7310-CR2 Xseries 335 . Where could I download the firmware for such hardware (HMC Machine type of 7310-CR2 Xseries 335 )? Please answer because I need to upgrade that HMC the HMC to bring to version 7.3.5 ?
Could any one lead me to a place where I can download the microcode and firmware for that HMC. When I wen to HM went to the IBM link I did not see any link to download frimware for such server?

Check out "https://www-304.ibm.com/support/docview.wss?uid=isg3T1012400" about half way down.

Thank you so much for answering this I really appreciate it. I guess there are two things I did not see:
I did not see where to download the fixes and also I did not see the HMC firmware for that exact hardware model 7310-CR2 .
Could you help me out? may be I did not see well.

Note* It is not hardware model specific. It will work on your system.

Top right of the page in the document information
Operating system(s):
AIX, IBM i, Linux, Platform Independent

log into the IBM site and search for "PTF MH01185" start with that to update from 7.3.4 to 7.3.5 then work your way up. I believe it is up to SP2.