Alpine Multimedia Manager PXA-H900 Owner's Manual page 22

Automatic Adjustments
6
Press the ENTER button to set the automatic
adjustment mode, then leave the vehicle.
To cancel, press the AUTO AEQ button.
The automatic adjustment procedure consists of
the operations described below and requires 2 to
8 minutes to be completed.
Perform the time correction.
Perform the acoustic response measurement.
Perform the frequency response and phase
response corrections.
"ADJUSTMENTS ARE COMPLETED" is
displayed for about 5 seconds and the auto-
matic adjustment mode is canceled.
Strong sounds (about 90 dB) are produced during
the automatic adjustment procedure. These
sounds can be heard outside the vehicle. Be
sure to park the vehicle in a place where the
sound will not be a nuisance.
18
-
EN
ENTER
• The time required to perform the
• The frequency response and
• If processing is interrupted after
• If the microphone does not pick
P L EASE
AMP
AND CONNECT IONS
AUTO AEQ
adjustments depends on the
speaker connections.
phase response corrections are
only applied to the front and
subwoofer channels.
Time correction is applied to all
channels.
time correction is completed,
time correction is set to the
adjusted value.
up the sound or the speakers are
not working or are connected or
wired improperly, the automatic
adjustments are not performed
and a warning message is
displayed.
Check the various speakers then
perform the automatic adjust-
ments again.
Example of warning message
NOT ICE
CHECK
LIFIER GAIN