Other - Sony PCG-F540 Primary User Manual

You can use either AC power or a rechargeable battery pack as a power
source.
Plug the cable attached to the AC adapter into the DC In connector on
the computer.
Plug one end of the power cord into the AC adapter.
Plug the other end of the power cord into an AC outlet.
Your computer operates on 100V-240V AC 50/60 Hz.
Do not share the AC outlet with other power-consuming equipment,
such as a copy machine or shredder.
You can purchase a power strip with a surge protector. This device
prevents damage to your computer caused by sudden power surges
such as those that may occur during an electrical storm.
Do not place heavy objects on the power cord.
To disconnect the cord, pull it out by the plug. Never pull the cord
itself.
Unplug your computer from the wall outlet if you will not be using
the computer for a long time.
When the AC adapter is not used, unplug it from the AC outlet.
Use only the AC adapter supplied. Do not use any other AC adapter.