Sony 3-300-703-11(2) User Manual

* The volume switches to power mode and the 

equalizer curve changes.

You can enhance the sound quality by 
using the MP3 BOOSTER+ function.

Press OPTIONS.

Turn JOG DIAL to select “MP3 
BOOSTER+”, then press ENTER.

Turn JOG DIAL to select “AUTO”, 
then press ENTER.
To exit the OPTIONS menu, press 
OPTIONS.

When an audio file is played back, the MP3 
BOOSTER+ function is automatically activated 
if you have set “MP3 BOOSTER+” to 
“AUTO”. “BOOSTER” lights up in the display.

You can adjust the subwoofer level to 
output the low frequency sound.

Press OPTIONS.

Turn JOG DIAL to select 
“SUBWOOFER LEVEL”, then 
press ENTER.

Turn JOG DIAL to select the 
subwoofer level you want, then 
press ENTER.
You can adjust the subwoofer level in 
4 levels (0 dB, 4 dB, 7 dB, 10 dB).
To exit the OPTIONS menu, press 
OPTIONS.

Reinforce the 
bass and create 
a more powerful 
sound

Press GROOVE 
repeatedly until 
“GROOVE”* or 
“Z-GROOVE”* lights up 
in the display.

Set the surround 
effect

Press SURROUND 
repeatedly until 
“SURROUND” lights up 
in the display.