Siemens dc drive detail

Dear friends,
i want to know about dc drives internal cards detail:

6RA80 AND 6RA70 DRIVES WE ARE USING.
1) how many cards are in both drives and name of them
2)functions of all cards.

Here is a link to the SIMOREG DC MASTER Manuals:

https://support.industry.siemens.com/cs/products?dtp=Manual&mfn=ps&pnid=13303&lc=en-US

And a link to the SIMOREG DCM DC drives:

https://support.industry.siemens.com/cs/products?dtp=Manual&mfn=ps&pnid=13298&lc=en-US