Testing the Operation
You can use an internal diagnostic test to verify the proper operation of the TV.
1.Turn off the TV.
2.Press the following sequence of six buttons on the remote control: Settings, 999, OK, 
power.
3.If the TV turns on, the TV is operating properly.
If the red warning lights on the front of the TV turn on or start blinking, see “Warning Light Problems” on page 60.
Testing the Operation 65