Dell Studio 1555 (Early 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.
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 equipment damage.