Connecting other devices
For instructions on connecting a device not discussed in this
Adding memory to your computer
Your PowerBook computer comes with at least 4 MB of RAM. By adding memory upgrade cards, you can increase your computer’s memory. You can find out how much memory your computer has by choosing About This Macintosh from the Apple (K) menu in the Finder.
You can purchase memory upgrades from
WARNING To avoid damage to your PowerBook, Apple recommends that only an
Your PowerBook computer also supports virtual memory, a feature that makes use of hard disk space to provide additional RAM. (When the power adapter is not plugged in, using virtual memory will reduce your battery life, however.) For information on using virtual memory, see the “Memory” topic of Macintosh Guide, available in the Guide (h) menu.