Two LCD VGA monitors that work with my Amiga 500

I recently purchased a Nec Multisync 1970VX VGA monitor for use on my older RGB computers (Atari ST/STE/Amiga/CoCo 3/800XL with VBXE). It works well with the Amiga. Unfortunately, I can't get it to show up with my Mega STe. I haven't tried it...