NAVIGATION SYSTEM (for DVD) > Pointer does not Reach Screen Edge

for Preparation Click here

INSPECTION PROCEDURE

1. Check if there are any foreign objects around the remote touch switch knob that interfere with knob operation.
   

   OK:

   There are no foreign objects around the remote touch switch knob that interfere with its operation.
   

NG	REMOVE FOREIGN OBJECT (CHECK SWITCH KNOB OPERATION AFTER REMOVING OBJECT)

OK

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 "ENTER" switch at any blank space on the screen to display the "+" mark.
   

   HINT:

   1. The "+" mark will be displayed at the point where the "ENTER" switch was pressed.
      
   2. Once the "+" mark is displayed, the coordinates will be displayed.
      

3. Move the pointer to any position using the remote touch switch knob and press the "ENTER" switch again. When the location of "+" mark is changed with the "ENTER" switch held, check that the coordinate values "X" and "Y" change between 0 and 255.
   

   HINT:

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

   Result:

   Result	Proceed to
   Remote touch switch check cannot be performed due to a remote touch switch knob malfunction.	A
   The coordinate values "X" and "Y" do not change between 0 and 255 according to the location of "+" mark.	A
   The coordinate values "X" and "Y" change between 0 and 255 according to the location of "+" mark.	B

   Text in Illustration 

   *a	"+" mark
   *b	Coordinates

B	REPLACE DISPLAY AND NAVIGATION MODULE DISPLAY (Click here)

A

1. Activate self check mode (Click here).
   

2. 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

      HINT:

      1. If the brightness changes according to remote touch switch knob operation, the knob position is being recognized normally.
         
      2. When the switch illumination blinks, the remote touch has stored a DTC.
         

      Text in Illustration 

      *a	Switch Illumination
      *b	Switch Knob

B	Go to step 4

A
USE SIMULATION METHOD TO CHECK (Click here)

1. Replace the remote operation board (Click here).
   

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

   OK:

   The pointer moves to the edge of the screen.
   

NG	REPLACE DISPLAY AND NAVIGATION MODULE DISPLAY (Click here)

OK
END