NAVIGATION SYSTEM Pointer does not Reach Screen Edge

CAUTION / NOTICE / HINT

PROCEDURE

1. CHECK FOR FOREIGN MATTER

   
   

   1. Check if there is any foreign matter around the remote touch switch knob that interferes with knob operation.

      OK
      There is no foreign matter around the remote touch switch knob that interferes with its operation.

   
   

   NG

   REMOVE FOREIGN MATTER (CHECK SWITCH KNOB OPERATION AFTER REMOVING MATTER)

   OK

2. CHECK REMOTE TOUCH SWITCH (OPERATION CHECK)

   
   

   1. Enter the "Remote Touch Switch Check" screen. Refer to Check Remote Touch Switch in Operation Check Click here.

   2. Move the remote touch switch knob and press the switch knob at any blank space on the screen to display the "+" mark.

      Tech Tips

      
      

      • The "+" mark will be displayed at the point where the switch knob was pressed.

      • Even if the pointer is moved, the "+" mark will remain at the position where the pointer was when the switch knob was pressed.

   3. 

      Text in Illustration

      *a	Pointer
      *b	Coordinates
      *c	"+" mark

      for 8 Inch:

      Move the pointer to any position using the remote touch switch knob and press the switch knob again. When the location of the pointer is changed with the switch knob held, check that the coordinate value "X" changes between 0 and 255 and "Y" changes between 1 and 255.

   4. 

      Text in Illustration

      *a	Pointer
      *b	Coordinates
      *c	"+" mark

      for 12.3 Inch:

      Move the pointer to any position using the remote touch switch knob and press the switch knob again. When the location of the pointer is changed with the switch knob held, check that the coordinate value "X" changes between 0 and 255 and "Y" changes between 1 and 255.

      Tech Tips

      
      

      • The "+" mark will be displayed at the point where the switch knob was pressed.

      • Even if the pointer is moved, the "+" mark will remain at the position where the pointer was when the switch knob was pressed.

      Result

      Result	Proceed to
      Remote touch switch check cannot be performed due to a remote touch switch knob malfunction.	A
      The coordinate value "X" does not change between 0 and 255 and "Y" does not change between 1 and 255 according to the location of the pointer.
      The coordinate value "X" changes between 0 and 255 and "Y" changes between 1 and 255 according to the location of the pointer.	B

   
   

   B

   REPLACE MULTI-MEDIA MODULE RECEIVER ASSEMBLY Click here

   A

3. REMOTE TOUCH SELF CHECK (REMOTE TOUCH SWITCH KNOB POSITION RECOGNITION CHECK)

   
   

   1. Activate self check mode Click here.

   2. 

      Text in Illustration

      *a	Switch Illumination
      *b	Switch Knob

      Check remote touch switch knob position recognition.

      
      

      1. Move the remote touch switch knob from the lower left to the upper right to check that the brightness of the switch illumination changes.

         Result

         Result	Proceed to
         Brightness of the switch illumination changes according to remote touch switch knob operation.	A
         Brightness of the switch illumination does not change according to remote touch switch knob operation.	B
         Switch illumination remains on.	B

         Tech Tips

         
         

         • If the brightness changes according to remote touch switch knob operation, the knob position is being recognized normally.

         • When the switch illumination blinks, the remote touch has stored a DTC.

   
   

   A

   USE SIMULATION METHOD TO CHECK Click here

   B

4. REPLACE REMOTE TOUCH (REMOTE OPERATION BOARD)

   
   

   1. Replace the remote touch (remote operation board) with a new or known good one Click here.

   2. Check that the pointer moves to the edge of the screen.

      OK
      The pointer moves to the edge of the screen.

   
   

   OK

   END (REMOTE TOUCH [REMOTE OPERATION BOARD] IS DEFECTIVE)

   NG

   REPLACE MULTI-MEDIA MODULE RECEIVER ASSEMBLY Click here