Auto eq (auto-equalizing) 32, 03 operating this unit, Auto eq (auto-equalizing) – Pioneer MVH-8200BT User Manual

Page 32

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BT Ver. Info. (Bluetooth version display)

This function is available only for MVH-8200BT.
1 Press M.C. to display the Bluetooth (microproces-

sor) version of this unit.

Software Update (updating the software)

This function is available only for MVH-8200BT.
This function is used to update this unit with the lat-
est software. For information on the software and up-
dating, refer to our website.
1 Press M.C. to display the setting mode.

2 Use M.C. to select Yes to show a confirmation dis-

play.
Turn to change the mode. Press to select.
To cancel, select

No.

Follow the on-screen instructions to finish updat-
ing the software.

Auto EQ (auto-equalizing)

The auto-equalizer automatically measures
the car

’s interior acoustic characteristics, and

then creates an auto-equalizer curve based on
that information.
! To perform this function, dedicated micro-

phone (e.g. CD-MC20) is required.

WARNING

As a loud tone (noise) may be emitted from the
speakers when measuring the car's interior
acoustic characteristics, never perform auto EQ
while driving.

CAUTION

! Thoroughly check the conditions before per-

forming auto EQ as the speakers may be da-
maged if these functions are performed when:
— The speakers are incorrectly connected.

(For example, when a rear speaker is con-
nected as a subwoofer output.)

— A speaker is connected to a power amp de-

livering output higher than the speaker

’s

maximum input power capability.

! If the microphone is placed in an unsuitable

position the measurement tone may become
loud and measurement may take a long time,

resulting in battery drainage. Be sure to place
the microphone in the specified location.

Before operating the auto EQ function

! Carry out auto EQ in as quiet a place as

possible, with the car engine and air condi-
tioning switched off. Also cut power to car
phones or portable telephones in the car, or
remove them from the car before carrying
out auto EQ. Sounds other than the mea-
surement tone (surrounding sounds, en-
gine sound, telephones ringing etc.) may
prevent correct measurement of the car in-
terior acoustic characteristics.

! Be sure to carry out auto EQ using the op-

tional microphone. Using another micro-
phone may prevent measurement, or result
in incorrect measurement of the car inter-
ior acoustic characteristics.

! In order to perform auto EQ, the front

speaker must be connected.

! When this unit is connected to a power

amp with input level control, auto EQ may
not be possible if the power amp

’s input

level is set below the standard level.

! When this unit is connected to a power

amp with an LPF, turn this LPF off before
performing auto EQ. Also set the cut-off fre-
quency for the built-in LPF of an active sub-
woofer to the highest frequency.

! The distance has been calculated by com-

puter to be the optimum delay to give accu-
rate results for the circumstances, so
please continue to use this value.
— The reflected sound within the car is

strong and delays occur.

— The LPF on active subwoofers or exter-

nal amps delay the lower sounds.

! Auto EQ changes the audio settings as fol-

lows:
— The fader/balance settings return to the

center position. (Refer to page 27.)

— The equalizer curve switches to Flat.

(Refer to page 27.)

En

32

Section

03

Operating this unit

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