LCD Sets
While the LCD is on, unplug the power cable.
Then while pressing the {INPUT** & {VOL -** buttons on the remote, plug the power cable back into the outlet.
When it powers up you will see a little "k" appear in brackets.
Then on the TV, press and hold {VOL -** & {CH -** down and release.
The Service Menu will be displayed.
Use {CH+** {CH -** buttons to navigate, Use {VOL+** {VOL -** buttons to adjust the value.
Other Sets (CRT)
Unplug the TV
Press and hold the {VOL -** & {CH+** buttons.
While holding the above buttons, plug in the TV.
The TV will turn on with the Service Menu displayed.
Use {CH+** {CH -** buttons to navigate, Use {VOL+** {VOL -** buttons to adjust the value.
Alternative Method
Press the {MENU** button.
Then press the {4** {7** {2** {5** buttons.
The Service Menu will be displayed.
Use the {UP** {DOWN** buttons to select items.
Use the {LEFT** {RIGHT** buttons to change settings.
To exit, turn the power off.