Sony VGC-RA820G - Manual (Page 37)

Connecting the Speakers
37
2 Insert the mini stereo plug from the sub-woofer unit’s cable into the
Headphones jack, located on the back panel of your computer.
3 Plug the sub-woofer unit’s power cord into a grounded AC wall outlet or
power strip.
✍
You can also plug the sub-woofer’s mini stereo plug into the headphones jack located
on the lower front panel of your computer.
To connect the sub-woofer to the computer
AC Power
(wall outlet)
Computer
Sub-woofer unit
Front/Headphones
jack