Black plate (164,1)
!
When this navigation system is connected
to a power amp with an LPF (low pass fil-
ter), turn the LPF off before performing
Auto EQ. Also, set the cut-off frequency for
the built-in LPF of an active subwoofer to
the highest frequency.
!
The distance has been calculated by com-
puter to provide optimum delay to ensure
accurate results. Do not change this value.
—
The reflected sound within the vehicle is
strong and delays occur.
—
The LPF on active subwoofers or exter-
nal amps delay the lower sounds.
!
If an error occurs during measurement, a
message appears and measurement is
canceled. Check the following before mea-
suring the vehicle
’
s acoustics.
—
Front speakers (left/right)
—
Rear speakers (left/right)
—
Noise
—
Microphone for acoustical measure-
ment (sold separately)
—
Low battery
Performing Auto EQ
p
Auto EQ changes the audio settings as fol-
lows:
!
“
Auto EQ
”
on the
“
EQ Menu
”
screen is
set to
“
On
”
.
=
For details, refer to
!
The fader/balance settings return to the
center position.
=
For details, refer to
!
The equalizer curve switches to
“
Flat
”
.
=
For details, refer to
!
The front and rear speakers will automa-
tically be adjusted to a high pass filter
setting.
p
Previous settings for Auto EQ will be over-
written.
p
For AVIC-Z150BH users
Do not press the
h
button to open or close
the panel when you are using the micro-
phone.
1
Stop the vehicle in a quiet place, close
all the doors, windows and sun roof, and
then turn the engine off.
If the engine is left running, engine noise may
prevent correct Auto EQ.
p
If driving restrictions are detected during
measurement, measurement is canceled.
2
Fix the microphone for acoustical mea-
surement (sold separately) in the center of
the headrest of the driver
’
s seat, facing for-
ward.
The Auto EQ may differ depending on where
you place the microphone. If desired, place
the microphone on the front passenger seat
and perform Auto EQ.
3
Disconnect the iPhone or smartphone
device.
4
Turn on the ignition switch (ACC ON).
If the vehicle
’
s air conditioner or heater is
turned on, turn it off. Noise from the fan in the
air conditioner or heater may prevent correct
Auto EQ.
5
Switch the AV source to
“
Off
”
.
=
For details of the operations, refer to
playing the AV operation screen
6
Set the video setting for the rear dis-
play to
“
Mirror AV
”
.
=
For details of the operations, refer to
ing the video for rear display
<CRB4224-A>164
En
164
Chapter
27
Customizing preferences