Pioneer deh-p90hdd Betriebsanweisung

When correct measurement of car interior acoustic characteristics is not possible using the auto-
equalizer, an error message may appear on the display. If an error message appears on the display,
refer to the table below to see what the problem is and the suggested method of correcting the prob-
lem. After checking, try again.

ERROR CHECK MIC

Microphone is not connected.

Plug the supplied microphone 
securely into the jack.

ERROR CHECK SPEAKER

The microphone cannot pick 

Confirm that the speakers are

up the measuring tone of the 

connected correctly.

front and rear speakers.

Correct the input level setting of the 
power amp connected to the 
speakers.

Set the microphone correctly.

ERROR CHECK SYSTEM

The surrounding noise level 

Stop your car in a place that is as 

is too high.

quite as possible, and switch off the 
engine, air conditioner or heater.

Set the microphone correctly.