Hyundai 110D-9 Manual page 105

Balance control
④
To adjust the left-right speaker balance, first select the balance
mode by pressing the SEL button until the BAL indication appears
on the LCD display.
Within 5 seconds of choosing the balance mode, turn selection
knob right / left to adjust the balance as desired.
The balance position will be shown on the LCD display from BAL
10L (full left) to BAL 10R (full right).
When the volume level between the left and right speakers is equal,
BAL L=R will be shown on the LCD display panel.
The display will automatically return to the normal indication in 5
seconds after the last adjustment or when another function is
activated.
Loud control
⑤
When listening to music at low volume levels, this feature will boost
the bass and treble response.
This action will compensate for the reduction in bass and treble
performance experienced at low volume.
To select the loudness feature, press SEL button until LOUD ON or
LOUD OFF is displayed, then turn selection knob left or right to
activate or deactivate loudness.
Equalizer (EQ)
⑥
You can select an equalizer curve designed for 4 music types (POP,
ROCK, CLASSIC, JAZZ).
To select the desired curve, first select the EQ mode by pressing
SEL button until the "EQ OFF" indication appears on the display
panel. Within 5 seconds of choosing the EQ mode, turn selection
knob to select an equalizer curve as desired.
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