JVC KD-AVX40 Manuel D'instructions page 56

Equalizer
Flat/Hard Rock/R&B/Pop/Jazz/Dance/Country/Reggae/Classic/User1/User2/User3, ☞ [49]
Sound
Menu items
Fader/Balance
Adjusts fader
Adjust balance
Volume Adjust
Subwoofer Level
High Pass Filter
Crossover
Amplifier Gain
Selectable settings, [reference page]
Adjust fader—speaker output balance between the front and rear speakers.
• Upmost—front only
• Downmost—rear only
When using a two-speaker system, set the fader to the center (00).
Adjust balance—speaker output balance between the left and right speakers.
• Leftmost—left only
• Rightmost—right only
Adjust and store auto-adjustment volume level for each source, comparing to
the FM volume level. The volume level will automatically increase or decrease
when you change the source.
–12 to +12; Initial 00
• For digital sources: You can make the adjustments separately depending on
the audio format—Dolby Digital and the others.
Adjust the subwoofer output level.
–06 to +08; Initial 00
Through: Select when the subwoofer is not connected.
On: Select when the subwoofer is connected.
Adjust the crossover frequency between the front/rear speakers and the
subwoofer.
80Hz, 120Hz, 150Hz
You can change the maximum volume level of this unit.
Off: Deactivates the built-in amplifier.
Low Power: Select this if the maximum power of the speakers is less than
50 W.
High Power
56