IBM Personal Computer Manual To Operations page 72

5
Check the wall outlet by plugging in a working
lamp.
Outlet O.K.
6
Connect each cable to the proper connector on
the system unit (and expansion unit, if attached)
to ensure correct electrical connection.
7
Plug the system unit's (and expansion unit's)
power cord into the wall outlet.
~-
-==-:::::-,.
-----
:==- :-==-~=-
.
20-2 Start
April 1984