steven heal

operating system is windows xp pro on boot up i went into bios and changed ide read from hh0 to hdd1 shut the comp down after that had ntldr showing error but after turning the comp off several times its gone to the motherboard screen saying press tab for post and alt+f2 for awdexe flash now press the del button the keyboard blocks off so cleared cmos so it recognises the keyboard no probs there but cant get back nto bios to change it to read the right drive the memory test is fine its trying to read ide drives cant use disk drives because motherboard isnt reading them i havent a system boot disk either any help

i hope that someone will be able to helpme get sorted