NAVIGATION SYSTEM (for HDD) Pressing Power Switch does not Turn on System

INSPECTION PROCEDURE

PROCEDURE

1. CHECK CABIN (HUMIDITIY)

   
   

   1. Check that conditions in the cabin are not likely to cause condensation.

      Tech Tips

      This problem occurs if the cabin is humid and the temperature rapidly changes. This condition may produce condensation, resulting in a short circuit.

      OK
      Condensation is not likely to occur.

   
   

   NG

   DRY CABIN AND RECHECK CONDITIONS

   OK

2. CHECK CABIN (TEMPERATURE)

   
   

   1. Check that the temperature in the cabin is neither -20°C (-4°F) or lower nor 65°C (149°F) or higher.

      Tech Tips

      The navigation system may not operate normally when the temperature is -20°C (-4°F) or lower, or 65°C (149°F) or higher.

      OK
      Temperature in the cabin is between -20°C (-4°F) and 65°C (149°F).

   
   

   NG

   HEAT OR COOL CABIN AND RECHECK TEMPERATURE

   OK

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