User Guide

7
CHAPTER
1
1 Problems Starting Up
Problems
Computer won’t start up, restart, or shut down
Computer won’t start up.
Try these solutions:
m Make sure your computer is getting power. (p. 13)
m Force your computer to restart. (p. 12)
m Increase the memory available for system software. (p. 15)
m Make sure memory is installed correctly. (p. 20)
m Replace the computer’s backup battery. (p. 20)
Unusual sound occurs when you try to start up the computer.
Try these solutions:
m Make sure external devices are properly connected and turned on. (p. 14)
m Make sure memory is installed correctly. (p. 20)
m Test and repair the hard disk directory. (p. 21)
Computer won’t restart.
Try these solutions:
m Make sure your computer is getting power. (p. 13)
m Quit open applications. (p. 13)
m Make sure you’re using the correct disk as a startup disk. (p. 16)
m Resolve system extension conflicts. (p. 17)
m Force your computer to restart. (p. 12)
m Reset the PRAM. (p. 19)