Pioneer DEH-66DH Service Manual page 73

Bass/Treble Adjustment
This product is equipped with two tone adjustment modes, the Bass (BAS)
and Treble (TRE) modes.
1. Select bass mode (BAS) or treble mode (TRE) in the Audio
Menu.
2. Increase or decrease the intensity of the bass or treble, whichev-
er is selected.
FUNC
TUNER
AUDIO
The display shows "+6" – "–6".
3. Repeat steps 1 – 2 above for the other Bass or Treble adjust-
ment.
To cancel the Audio Menu, press the BAND button.
Loudness Adjustment
The Loudness function compensates for deficiencies in the low and high
sound ranges at low volume.
• Switch the Loudness function ON.
To cancel the Loudness function, repeat the preceding operation.
Note:
• You can also switch the Loudness function ON/OFF in the Audio Menu.
TUNER
AUDIO
TUNER
LOUD
"LOUD"
DEH-66DH,46DH
73