Pioneer DEH-P4770MP Operation Manual page 8

Section
02 Whats What
8
3
e
d
e CD button
Press to select the built-in or multi-CD
player as the source.
f TUNER button
Press to select the tuner as the source.
g ATT button
Press to quickly lower the volume level, by
about 90%. Press once more to return to the
original volume level.
h VOLUME button
Press to increase or decrease the volume.
8
En
h
g
5
2
f