In theory you can replace the Galaxy Note 10.1 GT-N8020 with a GT-N8000 motherboard but you will loose the ability to use the SIM card slot, as the latter does not support LTE (sothere is no SIM slot).
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In theory you can replace the Galaxy Note 10.1 GT-N8020 with a GT-N8000 motherboard but you will loose the ability to use the Verizon LTE, you'd be stuck only with 3G, albeit it would not be locked to Verizon anymore.
Hi!
In theory you can replace the Galaxy Note 10.1 GT-N8020 with a GT-N8000 motherboard but you will loose the ability to use the SIM card slot, as the latter does not support LTE (so there is no SIM slot).
[http://www.gsmarena.com/compare.php3?idPhone1=5151&idPhone2=4573|Reference]