JVC KD-G440 Instructions Manual page 204

Indication, [Range]
BASS 1
MIDDLE 1
TREBLE 1
FADER 2
BALANCE 3
LOUD 4
SUB.W 5
VOL ADJ
VOLUME
1
2
3
4
5
6
12
6
General settings — PSM
1
2
Select a PSM item.
3
Adjust the PSM item selected.
4
Repeat steps 2 and 3 to adjust other PSM
items if necessary.
5
Finish the procedure.