Voice is not Recognized

CHECK NAVIGATION SETTINGS
1. Enter the "Menu" screen by pressing the "MENU" switch.
2. Select "Set up".
  
  Fig 1: Identifying Set Up On Menu Screen
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
3. Check that "Voice Recognition Guidance" is not OFF.
  OK: Voice Recognition Guidance is not OFF.
  
  Fig 2: Checking Voice Recognition Guidance Is Not OFF
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
NG: TURN VOICE RECOGNITION GUIDANCE "ON"

OK: Go to next step.
CHECK MAP DISC
1. Check that the map disc is not deformed or cracked.
  OK: No deformations or cracks on map disc.
  
  Fig 3: Ensure Map Disc Is Not Cracked Or Deformed
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
NG: REPLACE MAP DISC

OK: Go to next step.
CHECK MAP DISC
1. Check for dirt on the map disc surface.
  OK: No dirt is on the map disc surface.
  
  NOTE: Do not use a conventional record cleaner or anti-static preservative.
  
  HINT:
  
  If the disc is dirty, clean the disc by wiping the disc surface radially with a soft cloth.
  
  Fig 4: Cleaning Disc
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
NG: CLEAN MAP DISC

OK: Go to next step.
CHECK MICROPHONE (NAVIGATION CHECK MODE)
1. Enter the "MICROPHONE & VOICE RECOGNITION CHECK" mode (See NAVIGATION CHECK MODE ).
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.
  HINT:
  
  Voice can be recorded up to 5 seconds.
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.
  
  Fig 5: Identifying MICROPHONE & VOICE RECOGNITION CHECK Mode
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
OK: REPLACE NAVIGATION ECU

NG: Go to next step.
CHECK MICROPHONE (DISPLAY CHECK MODE)
1. Enter the "MICROPHONE & VOICE RECOGNITION CHECK" mode (See NAVIGATION CHECK MODE ).
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.
  HINT:
  
  Voice can be recorded up to 5 seconds.
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.
  
  Fig 6: Identifying MICROPHONE & VOICE RECOGNITION CHECK Mode
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
NG: PROCEED TO NEXT CIRCUIT INSPECTION SHOWN IN PROBLEM SYMPTOMS TABLE

OK: END