i have an amiga 3000 desktop it has 2 megs chip ram and 1 meg furnished by zips the other fast ram sockets are mty. since memory zorro type III are practically non existance i bought a zorro II memory board with 8 megs on board zip variety. supra memory 2/4/6/8 card.
the machine recognizes this memory fine. giving me a total of 9 megs (8 on the card and 1 on the motherboard.
i also have a zorro II card with simms on board (30 pin one meg simms with 4 one meg simms installed)
it does not see that card????why?

i know the machine can go up to 16 megs all total with the two cards and one on board only the total would be 13 megs.
please tell me what i am doing wrong???
thanks so much for your past help :-?