The Other Caller's Voice cannot be Heard, is too Quiet, or Distorted

INSPECTION PROCEDURE

1. CHECK CELLULAR PHONE

1. Check if the voice on the other side can be heard using a cellular phone.

   OK:

   Voice can be heard.
   

NG	REPAIR OR REPLACE CELLULAR PHONE

OK

2. CHECK SETTINGS

1. Check if the volume is set to the minimum or maximum level.

   HINT:

   When the volume is set to the minimum or maximum level, the sound may be distorted.

2. Check if the MUTE switch is set to ON.

   OK:

   MUTE switch is not set to ON.
   

NG	TURN MUTE SWITCH OFF

OK

3. VOICE CHECK

1. Check if the navigation voice can be heard.

   OK:

   The voice can be heard.
   

NG	GO TO "VOICE GUIDANCE DOES NOT FUNCTION" IN FLOW CHART

OK
RETURN TO THE ORIGINAL INSPECTION FLOW BECAUSE THE CHECK RESULT IS NORMAL