Genuine Toshiba owner's manual. Couldn't really ask for more. And written in understandable English in contrast to a few recent experiences I have had with manuals for other equipment other than Toshiba but made in China and written in "Chinglish"!
Text excerpt from page 21 (click to view)
Adjusting the Sound
Emphasizing the bass
S. A. BASS
âS.A.BASSâ and âONâ appear in the display and the S.A.BASS indicator lights up.
To cancel the bass emphasis
Press S.A.BASS again.
âS.A.BASSâ and âOFFâ appear in the display and the S.A.BASS indicator goes out. â¢ The S.A.BASS cannot be adjusted during DIRECT playback.
Adjusting the bass and treble
Use the remote control for these operations.
Adjusting the bass
1 Press BASS. 2 Press +/R or â/L to adjust the bass level.
Press +/R to increase the bass. Press â/L to decrease the bass.
â¢ The bass can be adjusted in 7 steps from â3 to +3.
Adjusting the treble
1 Press TREBLE. 2 Press +/R or â/L to adjust the treble level.
Press +/R to increase the treble. Press â/L to decrease the treble.
â¢ The treble can be adjusted in 7 steps from â3 to +3. â¢ The BASS, and TREBLE cannot be adjusted during DIRECT playback.
Adjusting of the subwoofer level
Rotate SUBWOOFER VOLUME.
6 dB 4 dB 8 dB
Rotate rightward to increase the level or leftward to decrease the level.