Question about upgrading PROM on Vista 20p

[Ltek]

My Vista 20p has been running 5.2 PROM since day 1… I just bought some used equip and it has a 9.12 PROM in it. Can I simply power down and replace the 5.2 with 9.12 PROM? Or ?

thanks for the help!

[user17600]

You may want to post that question in this forum instead: http://www.shieldlab.com/forum/index.php/board,5.0.html