Pioneer DEH-770 Owner's Manual page 6

Adjusting Volume
Pressing the (+) side of button (@) increases the volume, while the (—)
side decreases it.
Adjusting the Fader
This function controls the balance between the front and rear speakers
of a 4-speaker system. Pressing the (+) side of button (1) shifts the balance
to the front speakers, while the (—) side shifts it to the rear speakers.
For 2-speaker systems, set FAD 0.
Adjusting Bass
Pressing the (+) side of button (1) increases bass, while the (—) side
decreases bass.
Adjusting Treble
Adjusting Balance
Pressing the (—) side of button (1) shifts the balance to the left speaker,
while the (+) side shifts it to the right speaker.
¢ When you're adjusting fader, bass, treble, or balance settings, the
indicator will stop at the center setting. About 5 seconds after adjust-
ment has been made, the display returns to its previous state.
Using the Loudness Function
Press button G) for about two seconds and the "LOUD" indication will
appear on the display. This loudness function lets you enhance both high
and low frequencies to give a more natural sound at low volumes. To
cancel this function, press button (5) again for about two seconds.
Switching Illumination Colour
You can select either green or amber for the switch illumination colour.
To switch the colour, hold down button (2) for two seconds.