Setting the Treble Control
You can change the Treble Frequency emphasis to create your own tonal preference.
1Press A.SEL repeatedly to select the TREBLE mode.
BASS 
TREBLE 
HPF 
BASS
Setting the Treble Center Frequency
10.0kHz 
12.5kHz 
15.0kHz 
17.5kHz 
10.0kHz
Emphasizes the displayed treble frequency ranges.
Setting the Treble Level
You can emphasize the treble level.
3Press and hold 
/ESC for at least 2 seconds to return to normal mode.
•If no operation is performed for 15 seconds, the unit will return to normal mode automatically.
•The treble level settings will be individually memorized for each source (FM, AM, CD, etc.) until the setting is changed. The Treble frequency settings adjusted for one source are effective for all other sources (FM, AM, CD, etc.).
•The function is inoperable when DEFEAT is set to ON.
*2 The adjustment can also be made by pressing Rotary encoder. Refer to “Adjusting Bass/Treble/Balance (Between Left and Right)/Fader (Between Front and Rear)/Defeat” (page 12).
Adjusting the High Pass Filter
The High Pass Filter on this unit can be adjusted to suit your personal taste.
1Press A.SEL repeatedly to select the HPF mode.
BASS 
TREBLE 
HPF 
BASS
2Turn the Rotary encoder to select the desired HPF frequency.
OFF 
80Hz 
120Hz 
160Hz
All frequencies above the selected cutoff are output.
3Press and hold 
/ESC for at least 2 seconds to return to normal mode.
•If no operation is performed for 15 seconds, the unit will return to normal mode automatically.
•The Bass and Treble controls effectiveness in modifying the sound, depends on their settings and where the HPF is set.
•The function is inoperable when DEFEAT is set to ON.
Turning Loudness On/Off
Loudness introduces a special low- and
Press and hold Rotary encoder (LOUD) for at least 2 seconds to activate or deactivate the loudness mode.
•The function is inoperable when DEFEAT is set to ON.