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HOW TO ENTER SERVICE MODE TO APEX - AT 3208S [CHASSIS CH-10C3]
To enter service mode:* Decrese the volue level to "0" [Zero] with remote control.
** Press the "Mute" button on the remote control, and "Video" button on the front panel of the TV simoultaneously. "S" appears on the screen.
*** To call an item to adjust, use "UP" & "DOWN" buttons on the remote control.
**** To adjust the data value to selected item, use "Forward arrow & Revese arrow" buttons on the remote control.
**** To exit from service mode, press "Power" button on the remote control.