Sony PCG-F450 - Manual (Page 57)

Connecting the Port Replicator "%
4
Plug the cable attached to the AC adapter into the DC IN connector on
the port replicator. Plug the power cord into the AC adapter and an
AC outlet.
The power indicator light turns green.
5
Turn on the computer.
✍
Use the AC adapter that comes with your computer or the optional Sony PCGA-ACX1
adapter.
AC adapter
Power cord
Port replicator connector
Power
Release lever