Hello peeps, im in trouble. i have a powerbook 667 mhz and after zapping the pram the harddrive wont SPIN UP ive tried starting from disk utility and disk warrior but they cant see the internal hard drive volume. is it dead? will and how do you reset the logic board for this specific computer? ive found a "how to" on the web but its not for my specific powerbook. will reseting the logic board have any affect? please, if you can, HELP.