NAVIGATION SYSTEM (for HDD) > The Other Caller cannot Hear Your Voice, or Your Voice is too Quiet or Distorted

for Preparation Click here


INSPECTION PROCEDURE

HINT:
If an outlet of the air conditioning system is facing the microphone, noise may be recorded and the other caller may not be able to hear your voice properly.

1.CHECK CELLULAR PHONE

  1. Check if the other caller can hear your voice properly.

    OK:
    Your voice can be heard properly.

    HINT:
    The purpose of this step is to inspect the cellular phone when it is not connected to the vehicle.



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REPLACE CELLULAR PHONE
OK


2.CHECK SETTINGS


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  1. Check if the "Mute" switch is set to on.

    OK:
    "Mute" switch is not set to on.

Text in Illustration 
*a
Example


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TURN MUTE SWITCH OFF
OK


3.CHECK MICROPHONE (OPERATION CHECK)


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  1. Enter the "Microphone & Voice Recognition Check" screen. Refer to Check Mic & Voice Recognition in Operation Check (Click here).

  1. When voice is input into the microphone, check that the microphone input level meter changes according to the input voice.

  1. Select the recording switch and perform voice recording.

    HINT:
    1. Select the recording switch with the blower motor of the air conditioning system stopped. If an outlet of the air conditioning system is facing the microphone, noise may be recorded.
    2. Voice can be recorded up to 5 seconds.

  1. Check that the recording indicator remains on while recording and that the recorded voice is played normally without noise or distortion.

    OK:
    All check results are normal.

Text in Illustration 
*a
Microphone Input Level Meter
*b
Recording Switch
*c
Stop Switch
*d
Play Switch
*e
Recording Indicator


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PROCEED TO NEXT SUSPECTED AREA SHOWN IN PROBLEM SYMPTOMS TABLE (Click here)
OK


4.REPLACE RADIO RECEIVER ASSEMBLY

  1. Replace the radio receiver assembly (Click here).

  1. Check for symptoms again.

    OK:
    The other caller can hear your voice loud enough without noise or distortion.



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REPLACE NAVIGATION COMPUTER SUB-ASSEMBLY (Click here)
OK

END