Touch Panel Switch Does Not Function

NAVIGATION: NAVIGATION SYSTEM (w/o USB Audio System): Touch Panel Switch does not Function
- Touch Panel Switch does not Function

INSPECTION PROCEDURE

PROCEDURE

1. CHECK TOUCH PANEL

(a) Check for foreign matter on the display.

OK:

The display is clean.

NG -- CLEAN DISPLAY AND RECHECK TOUCH PANEL
OK -- Continue to next step.

2. CHECK TOUCH SWITCH (DISPLAY CHECK MODE)

(a) Enter the "Display Check" mode and select "Touch Switch Check" Operation Check.





(b) Touch the display in the area where the switch malfunction occurs.

OK:

A "+" mark appears at the touched position.

Result





C -- PROCEED TO NEXT SUSPECTED AREA SHOWN IN PROBLEM SYMPTOMS TABLE Problem Symptoms Table

B -- REPLACE NAVIGATION RECEIVER ASSEMBLY Removal

A -- REPLACE NAVIGATION RECEIVER ASSEMBLY Removal