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Audio adjustments, Audio control – Kenwood KDC-448U User Manual

Page 7

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English

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7

Audio adjustments

You can set Bass, Middle, and Treble for each source.
About Supreme
Technology to extrapolate and supplement with proprietary
algorithm, the high-frequency range that is cut off when
encoding at low bit rate (less than 128Kbps, Sampling
frequency is 44.1kHz).
Supplementing is optimized by compression format (AAC,
MP3 or WMA) and processed according to bit rate.
The effect is negligible with music that is encoded at high
bit rate, variable bit rate or has minimal high frequency
range.

About Dual Zone System
Main source and sub source (Auxiliary input) output Front
channel and Rear channel separately.

- When “2Zone” is set to “ON”, the main source sound and

AUX input sound are output to the front speakers and rear
speakers separately.

- Set up the channel of sub source by “2Zone”.
- Select Main source by [SRC] button.
- Adjust the volume of Front channel by Control knob.
- Adjust the volume of Rear channel by “2Zone Rear

Volume”.

- The Audio Control has no effect on sub source.
- When Bluetooth audio source is selected, set “2Zone F/R

Select” to “Rear”. “2Zone” cannot be turned “ON” when this
is set to “Front”. While “2Zone” is turned “ON”, “2Zone F/R
Select” function is disabled.

1

Select the source to adjust
Press the [SRC] button.

2

Enter Audio control mode
Press the Control knob.

3

Select the Audio item to adjust
Turn the Control knob to select the audio item
for adjustment and then press the Control
knob.
Press the [

] button to return to the previous

item.

4

Adjust the Audio item
Turn the Control knob to display the value to
set, and then press the Control knob.
The previous item is displayed.

5

Exit Audio control mode
Press the [

] button for at least 1 second.

Audio control

You can adjust following Audio Control items;

Display

Audio item

Range

“SubWoofer Level”

Subwoofer level

–15 — +15 (dB)

“Bass Boost”

Bass Boost

Level1/Level2/OFF

“System Q”

Preset Equalizer

curve

“Rock”/ “Pops”/ “Easy”/

“Top40”/ “Jazz”/ ”Game”/

“Natural”/ “User”

“Bass Adjust”

“Bass Center FRQ” Bass Center

Frequency*

40/50/60/70/80/100/

120/150 (Hz)

“Bass Level”

Bass level

–8 — +8 (dB)

“Bass Q Factor”

Bass Q Factor*

1.00/1.25/1.50/2.00

“Bass EXT”

Bass Extend*

OFF/ON

“Middle Adjust”

“Middle Center

FRQ”

Middle Center

Frequency*

0.5/1.0/1.5/2.0 (kHz)

“Middle Level”

Middle level

–8 — +8 (dB)

“Middle Q Factor” Middle Q Factor*

1.0/2.0

“Treble Adjust”

“Treble Center FRQ” Treble Center

Frequency*

10.0/12.5/15.0/17.5 kHz

“Treble Level”

Treble level

–8 — +8 (dB)

“Balance”

Balance

Left 15 — Right 15

“Fader”

Fader

Rear 15 — Front 15

“2Zone Rear Volume”

Rear volume during

Dual zone

0 — 35

“SubWoofer”

Subwoofer output OFF/ON

“Detailed Settings”

“HPF Front”

Front High Pass

Filter

Through/40*/60*/80/

100/120/150/180/220*

(Hz)

“HPF Rear”

Rear High Pass Filter Through/40*/60*/80/

100/120/150/180/220*

(Hz)

“LPF SubWoofer” Low Pass Filter

50*/60/80/100*/120/

Through (Hz)

“SubWoofer Phase” Subwoofer Phase

Reverse (180°)/

Normal (0°)

“2Zone”

Dual Zone System ON/OFF

“2Zone F/R Select” Dual Zone output

channel

Rear/Front

“Supreme”

Supreme setting

ON/OFF

“Audio Preset”

Audio Preset

memoy

Recall/Memory

“Volume Offset

ADJ”

Volume offset

–8 — ±0 (dB)

(AUX: -8 — +8)

*Function of KDC-X895/ KDC-X595.

Refer to

,

recall> (page 8)

.

“User”: The customized Bass, Middle, and Treble levels are
effective.

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