JVC KD-HDR20 Instructions Manual page 26

Category Menu items
SUB.W LEVEL
Subwoofer level
BEEP
Keypress tone
AMP GAIN * 8
Amplifier gain
control
AM * 9
AM station
EXT IN * 10 , * 11
External input
AUX IN * 12
Auxiliary input
* The volume level automatically changes to "VOLUME 30" if you change to "LOW POWER" with the volume level
8
set higher than "VOLUME 30."
*
9 Displayed only when any source other than "AM" is selected.
*
10 Displayed only when one of the following sources is selected—FM, AM, CD, BT PHONE, BT AUDIO, or AUX IN.
* Not required for SIRIUS/XM tuners and Bluetooth.
11
*
12 Displayed only when any source other than "AUX IN" is selected.
26
Selectable setting, [reference page]
SUB.W 00 Adjust the subwoofer output level.
— SUB.W 08: [Initial: SUB.W 04]
• BEEP OFF: Deactivates the keypress tone.
• BEEP ON: Activates the keypress tone.
• LOW POWER: VOLUME 00 – VOLUME 30 (Select if the maximum power
of each speaker is less than 50 W to prevent damaging the
speaker.)
• HIGH POWER: VOLUME 00 – VOLUME 50
• OFF: Deactivates the built-in amplifier.
• AM OFF: Disable "AM" in source selection.
• AM ON: Enable "AM" in source selection, [4].
• CH/IPOD: To use a JVC CD changer, [16], or an Apple iPod, [19].
• EXT INPUT: To connect portable audio player to the CD changer jack,
[20].
• AUX OFF: Disable "AUX IN" in source selection.
• AUX ON: Enable "AUX IN" in source selection, [4].