Sony VAIO PCV-J100 Quick Start Manual page 7

Connecting the Speakers:
1 Plug the cable attached to the right speaker into the R OUT connector on the
back of the left speaker.
2 Plug one end of the speaker cable into the INPUT connector on the back of
the left speaker. Plug the other end into the HEADPHONES connector.
3 Plug the power cord into the DC IN connector on the back of the left speaker
and plug the other end into a grounded AC wall outlet or power strip.
PCV-J100 connecting speakers
Setting Up Your Computer
7