JVC KW-M450BT Instruction Manual page 36

Settings Settings
<Volume Offset>
Adjust and store the auto-adjustment volume level
for each source. The volume level will automatically
increase or decrease when you change the source.
If you have increased the volume first, then reduced
the volume using the Volume Offset, the sound
generated if you suddenly switch to another source
may be extremely loud.
• –5 to +5 (Initial: 0)
To initialize the setting value: Touch [Initialise].
<Sound Effect>
Adjust the sound effect.
<Bass Boost>
Selects the bass boost level.
• OFF (Initial)/1/2/3
<Loudness>
Adjusts loudness. (The LOUD indicator lights up when
the loudness is adjusted.)
• OFF (Initial)/Low/High
<Volume Link EQ>
Reduces the driving noise by raising the bandwidth.
• OFF (Initial)/ON
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<Space Enhancement>*
Virtually enhances the sound space using the Digital
Signal Processor (DSP) system. Select the enhance
level.
• OFF (Initial)/Small/Medium/Large
<Digital Track Expander>
Restores the sound lost due to audio compression to a
realistic sound.
• OFF/ON (Initial)
<Sound Response>
Virtually makes the sound more realistic using the
Digital Signal Processor (DSP) system. Select the sound
level.
• OFF (Initial)/1/2/3
<Sound Lift>
Moves the localization of the sound image to the
lower or higher point. Select the height.
• OFF (Initial)/Low/Middle/High
* You cannot change the setting when "Tuner" is selected as the
source.
Determining the value for <Position/DTA>
adjustment
If you specify the distance from the center of the
currently set listening position to every speaker, the
delay time will be automatically computed and set.
1 Determine the center of the currently set
listening position as the reference point.
2 Measure the distances from the reference point
to the speakers.
3 Calculate the differences between the distance of
the furthest speaker and other speakers.
4 Set the DTA value calculated in step 3 for
individual speakers.
5 Adjust gain for individual speakers.
E.g. When [Front All] is selected as the listening
position
60 cm
80 cm
150 cm
+0 cm
+90 cm
+70 cm