Dell Studio 1440 (Mid 2009) - Manual (Page 8)

6
Setting Up Your Studio Laptop
Connect the AC Adapter
Connect the AC adapter to the computer and
then plug it into an electrical outlet or surge
protector.
NOTE: Use only Dell AC adapter family
PA-2E or PA-12 with your computer.
WARNING: The AC adapter works with
electrical outlets worldwide. However,
power connectors and power strips vary
among countries. Using an incompatible
cable or improperly connecting the cable
to a power strip or electrical outlet may
cause fire or permanent damage to your
computer.