Adjusting the high pass filter, Turning loudness on/off, Turning subwoofer on/off – Alpine CDA-105 User Manual

Page 16: Setting the subwoofer system

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14

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Depending on the connected devices, some functions and display

indications do not work. However, Treble Level is still adjustable if
an audio processor with the Treble function is connected.

When subwoofer is set to OFF and DEFEAT is set to ON, pressing

the SOUND SETUP button momentarily will not be functional.

*

6

When the subwoofer mode is set to OFF, its level cannot be adjusted.
Refer to “Turning Subwoofer ON/OFF” (page 14).

*

7

The function is inoperable when DEFEAT is set to ON.

*

8

The adjustment can also be made by pressing Rotary encoder
(AUDIO)
. Refer to “Adjusting Subwoofer Level/Bass Level/Treble
Level/Balance (Between Left and Right)/Fader (Between Front and
Rear)/Defeat” (page 12)
.

Adjusting the High Pass Filter

The High Pass Filter on this unit can be adjusted to suit your personal
taste.

1

Press SOUND SETUP to activate the Sound Setting
mode.

2

Turn the Rotary encoder to select the High Pass
Filter (HPF) Adjustment mode, and then press

/ENT.

SUBW LEVEL*

9

BASS*

10

TREBLE*

10

HPF*

10

SUBW LEVEL

3

Turn the Rotary encoder to select the High Pass
Filter frequency.

OFF

60 Hz

80 Hz

100 Hz

4

Press and hold

/ESC for at least 2 seconds to

return to normal mode.

If no operation is performed for 15 seconds, the unit will return to

normal mode automatically.

When an external audio processor is connected, this setting cannot

be made.

When subwoofer is set to OFF and DEFEAT is set to ON, pressing

the SOUND SETUP button momentarily will not be functional.

*

9

When the subwoofer mode is set to OFF, its level cannot be adjusted.

Refer to “Turning Subwoofer ON/OFF” (page 14).

*

10

The function is inoperable when DEFEAT is set to ON.

Turning Loudness On/Off

Loudness introduces a special low-and high-frequency emphasis at low
listening levels. This compensates for the ear’s decreased sensitivity to
bass and treble sound.

Press and hold Rotary encoder (LOUD) for at least 2
seconds to activate or deactivate the loudness mode.

When an external audio processor is connected, this setting cannot

be made.

The function is inoperable when DEFEAT is set to ON.

Turning Subwoofer ON/OFF

When the subwoofer is on, you can adjust the subwoofer output level
(refer to page 13).

1

Press and hold SOUND SETUP for at least 2
seconds to activate the Subwoofer selection mode.

2

Turn the Rotary encoder to select the
SUBWOOFER mode, and then press

/ENT.

SUBWOOFER

SUBW SYSTEM*

11

SUBWOOFER

3

Turn the Rotary encoder to select SUBW ON/OFF,
and then press

/ENT.

SUBW ON (Initial setting)

SUBW OFF

4

Press and hold

/ESC for at least 2 seconds to

return to normal mode.

If no operation is performed for 15 seconds, the unit will return to

normal mode automatically.

*

11

Displayed only when SUBWOOFER is set to ON.

Setting the Subwoofer System

When the subwoofer is on, you can select either System1 or System2
for the desired subwoofer effect.

1

Press and hold SOUND SETUP for at least 2
seconds to activate the Subwoofer selection mode.

2

Turn the Rotary encoder to select the SUBW
SYSTEM mode, and then press

/ENT.

SUBWOOFER

SUBW SYSTEM

SUBWOOFER

3

Turn the Rotary encoder to select SUBW SYS 1 or
SUBW SYS 2, and then press

/ENT.

Select either SYS 1 or SYS 2 for the desired subwoofer
effect.

SUBW SYS 1 (Initial setting)

SUBW SYS 2

4

Press and hold

/ESC for at least 2 seconds to

return to normal mode.

If no operation is performed for 15 seconds, the unit will return to

normal mode automatically.

This function is inoperable when SUBWOOFER is set to OFF.

SUBW SYS 1:

Subwoofer level changes according to the
main volume setting.

SUBW SYS 2:

Subwoofer level change is different from the
main volume setting. For example, even at
low volume settings, the subwoofer is still
audible.

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