Hmm, according to this, the card I chose (KTM-3011-4) will NOT break the 16mb barrier in my P70. That's OK, long as I can get to that 16mb mark.
So, with 4mb built on to the card, what configuration do I need to get the other 4mb? A single 4mb stick? Two 2mb?
If one 4mb will work, might this...