Black Screen

NAVIGATION: NAVIGATION SYSTEM (for HDD): Black Screen
- Black Screen

INSPECTION PROCEDURE

PROCEDURE

1. CHECK DISPLAY SETTING

(a) Check that the display is not in "Screen OFF" mode.

OK:

The display setting is not in "Screen OFF" mode.

NG -- CHANGE SCREEN TO "SCREEN ON" MODE
OK -- Continue to next step.

2. CHECK IMAGE QUALITY SETTING

(a) Press the "DISP" switch.





(b) Check that the screen color quality can be set.

OK:

Setting is possible.

Text in Illustration

Text in Illustration:

NG -- CHECK CABIN

OK -- PRESS PANEL SWITCH "DISPLAY" AND SET SCREEN COLOR QUALITY TO NORMAL

3. CHECK CABIN

(a) Check that condensation is not likely to occur in the cabin, and that the temperature is not high or extremely low in the cabin.

HINT
* A humid cabin and a rapid change in temperature may lead to condensation. Condensation in the cabin may cause a short circuit.
* The navigation system may not operate normally when the temperature is -20°C (-4°F) or lower, or 65°C (149°F) or higher.

OK:

Condensation is not likely being produced and the temperature is not high or extremely low.

NG -- SET CABIN TO APPROPRIATE TEMPERATURE

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