Touch Panel Switch Does Not Function

NAVIGATION: NAVIGATION 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 (Touch Switch Check) Display Check Mode.

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

OK:

A "+" mark appears at the touched position.

NG -- PROCEED TO NEXT CIRCUIT INSPECTION SHOWN IN PROBLEM SYMPTOMS TABLE Symptom Related Diagnostic Procedures

OK -- REPLACE NAVIGATION RECEIVER ASSEMBLY Removal