6.1.3. LCD Panel test mode
White Magenta Yellow Cyan Black
[How to display the test pattern]
[Display pattern]
The failure-diagnosis by LCD Panel test mode
To find the possible failure point where in LCD Panel or Printed Circuit Board when the
abnormal picture is displayed.
1. While pressing [VOLUME ( - )] button of the main unit, press [R] button of the
remote control three times within 2 seconds.
2. Test pattern is displayed and Power LED lights red and orange alternately.
How to Exit: Turn off the unit.
How to Exit: The unit automatically turns off after around 10 seconds.
1. Press [Recall] button of the remote control.
2. Press [R] button of the remote control.
3. Press [N] button of the remote control for over 3 seconds.
4. Test pattern is displayed and Power LED lights red and orange alternately.
It is unfixed from which color it starts.
(1) Main unit + remote control operation
(2) Remote control operation only
[Test pattern output image]
LCD Panel
A-BoardA-Board
LCD
IC
T-CON
Test pattern
Output test pattern from A-Board
FR-Board
IC
Double-
speed
processing
Video signal processing
IP conversion
OSD synthesis
Test pattern
Input
switching
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