Sony MHC-V73D Help Manual page 76

Help Guide
Home Audio System
MHC-V73D
Reinforcing bass sound and creating more powerful sound (MEGA BASS)
You can reinforce bass sound and listen to more powerful sound (MEGA BASS). At the time of purchase, the MEGA
BASS mode is set to on.
Press MEGA BASS repeatedly to select [BASS ON].
1
The MEGA BASS indicator lights up.
To turn off the MEGA BASS mode
Press MEGA BASS repeatedly to select [BASS OFF].
Hint
You can also use "Sony | Music Center" to turn on/off the MEGA BASS mode.
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