Sony VAIO AVIO Notebook Owner's Manual page 58

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1 Turn off the notebook and disconnect all peripheral devices.
2 Plug the AC adapter connector into the DC IN port on the port replicator,
and plug the power cord into the AC adapter and an AC outlet.
Connecting AC Adapter to Port Replicator
AC adapter
connector
You will know the power is on when the green power indicator located on
top of the port replicator switches on.
Power Indicator
3 Close the tilt stands before attaching the notebook to the port replicator.
4 Align the connector on the bottom of the notebook with the port replicator
connector and push the notebook down until it clicks into place.
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AC adapter
Port replicator connector
Power cord
Release levers
Power indicator