NAVIGATION SYSTEM The Other Caller cannot Hear Your Voice, or Your Voice is too Quiet or Distorted

INSPECTION PROCEDURE

PROCEDURE


  1. CHECK CELLULAR PHONE


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

      OK
      Your voice can be heard correctly.

      Tech Tips

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


    NG

    REPLACE CELLULAR PHONE

    OK

  2. CHECK SETTINGS


    1. A003UQ2E05
      Text in Illustration
      *a Example

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

      OK
      "Mute" switch is not set to on.

    NG

    TURN "Mute" SWITCH OFF

    OK

  3. CHECK SETTINGS


    1. A003ROPE06

      Enter the "Handsfree Voice Quality Set" mode Click here.

    2. Check if the Send Voice Level is set to "0".

      Tech Tips

      The Send Voice Level can be set to 11 different levels, -5 to +5, with a 3 dB difference.

    3. Check if the Send Voice Level is set to the minimum or maximum level.

      Note

      "Voice Quality Type" should not be changed.

      Tech Tips

      When the Send Voice Level is set to the minimum or maximum level, the sound may be distorted.

      OK
      The Send Voice Level is set to "0".

    NG

    SET SEND VOICE LEVEL TO "0"

    OK

  4. CHECK MICROPHONE (NAVIGATION CHECK MODE)


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

      Enter the "MICROPHONE & VOICE RECOGNITION CHECK" mode Click here.

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

    3. Push the recording switch and perform voice recording.

      Tech Tips


      • Voice can be recorded up to 5 seconds.

      • 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.

    4. 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.

    NG

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

    OK

    REPLACE NAVIGATION RECEIVER ASSEMBLY Click here