booting problem

I am having amd450 with 64 mb ram, 4mb agp card asus v3000 a network
card, a Xwave sound card 6.4 gb hdd, My main problem is that i have
never been able to load qnx, previously from magazine cd it used to hand

after saying it will take 30 seconds and forever, i had tried all the
options i could by pressing space bar and tweking my bios, now i had got

qnx 6.0 that also the same problem, first it says reserve mem failed
than the same process it hangs forever. my hdd in bios is in lba mode is

that the problem, or some thing else, somebody kind enough please help
me with all the details possible and please try to send the message back

to me on my email address that is