Touch Panel Switch does not Function

AUDIO / VISUAL: AUDIO AND VISUAL SYSTEM: Touch Panel Switch does not Function

Touch Panel Switch does not Function

INSPECTION PROCEDURE
HINT: If the navigation type is NAVIGATION SYSTEM (for HDD), "multi-display" refers to the "display and navigation assembly".

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.

Result





D -- REPLACE MULTI-DISPLAY
C -- REPLACE MULTI-DISPLAY
B -- REPLACE DISPLAY AND NAVIGATION ASSEMBLY
A -- PROCEED TO NEXT CIRCUIT INSPECTION SHOWN IN PROBLEM SYMPTOMS TABLE