I just figured it out we have the .startup.cim file available on the software download page (need to use your HP passport login to get to the download section)
Download page for HP560: Under HP My Networking --> My Software --> look for 560 search, that should take you to the download page).
URL for Download page:
Upgrade Procedure:
Refer to section (Load Method 2: Using TFTP)
Hope this helps.