Sony VGC-RA710G - Manual (Page 37)

Connecting the Speakers and Sub-woofer Unit
37
2 Insert the mini stereo plug of 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.
To connect the sub-woofer to the computer
USB
AC Power
(wall outlet)
System unit
Sub-woofer unit