Apple Macintosh Performa 6400 Series - Manual (Page 4)

3 Plug the socket end of the computer’s power cord into the power cord socket on the
back of the computer.
4 Plug the other end of the power cord into a three-hole grounded outlet or power strip.
Make sure at least one end of the power cord is within reach so that when you
need to unplug the computer you can do so easily.
If the computer starts up: If you hear a tone, the computer has started up and
you need to turn it off before proceeding. Press the standby power button (®)
located on the back of the computer to turn it off.
WARNING This equipment is intended to be electrically grounded. Your
Macintosh is equipped with a three-wire grounding plug—a plug that
has a third (grounding) pin. This plug will fit only a grounded AC outlet.
This is a safety feature. If you are unable to insert the plug into the
outlet, contact a licensed electrician to replace the outlet with a properly
grounded outlet. Do not defeat the purpose of the grounding plug!
Power cord socket Computer power cord
Standby power button
Power cord plug
4 Chapter 1