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

AUDIO / VISUAL: AUDIO AND VISUAL SYSTEM (w/o Navigation System with Multi-display): The Other Caller cannot Hear Your Voice, or Your Voice is too Quiet or Distorted
- The Other Caller cannot Hear Your Voice, or Your Voice is too Quiet or Distorted

INSPECTION PROCEDURE

PROCEDURE

1. CHECK CELLULAR PHONE

(a) Check if the other caller can hear your voice correctly.

OK:

Your voice can be heard correctly.

NG -- REPLACE CELLULAR PHONE
OK -- Continue to next step.

2. CHECK SETTINGS

(a) Check if the mute switch is not set to on.





OK:

Mute switch is not set to on.

Text in Illustration





NG -- TURN MUTE SWITCH OFF
OK -- Continue to next step.

3. CHECK SETTINGS (OPERATION CHECK)

(a) Enter the "Hands-free Volume Setting" screen. Refer to Check Hands-free Volume Setting in Operation Check Audio And Visual System (w/o Navigation System with Multi-display).





(b) Adjust "Send Voice Level" and check that the other caller can hear your voice.

HINT
* Adjusting "Send Voice Level" may deteriorate the sound quality.
* The "Send Voice Level" can be set to 10 different levels, -5 to +4.

OK:

Malfunction disappears.

NG -- CHECK MICROPHONE (OPERATION CHECK)

OK -- END

4. CHECK MICROPHONE (OPERATION CHECK)

(a) Enter the "Microphone & Voice Recognition Check" screen. Refer to Check Mic & Voice Recognition in Operation Check Audio And Visual System (w/o Navigation System with Multi-display).





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

(c) Push the recording switch and perform voice recording.

HINT
* 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.
* Voice can be recorded up to 5 seconds.

(d) 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





NG -- PROCEED TO NEXT SUSPECTED AREA SHOWN IN PROBLEM SYMPTOMS TABLE Problem Symptoms Table
OK -- Continue to next step.

5. REPLACE RADIO RECEIVER ASSEMBLY

(a) Replace the radio receiver assembly Removal.

(b) Check symptoms again.

OK:

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

NG -- REPLACE DISPLAY AND NAVIGATION MODULE DISPLAY Removal

OK -- END