Sony VGN-FS800 - Manual (Page 73)

73 n N
Using Peripheral Devices
Connecting External Speakers
A pair of external speakers is supplied with the optional A/V port replicator for the enhancement of sound quality.
A
Headphones jack
B
Volume control
Turn clockwise or counterclockwise to adjust the speaker
volume.
C Power button
Turns on and off the speakers.