ViewSonic N2011 20 Inch LCD TV – Circuit Diagram – Password Change

Backlight inverter – SMPS – Audio Output & Audio Decoder  Schematic – ViewSonic N2011 LCD TV

To enable V-Chip password, input 8792 if you have not assigned the special password.

BACK-LIGHT INVERTER SCHEMATIC

VIN : 13V+/-10%
PWM : 0V---3.3V, 100%---40% PWM pulse. 100% maximum brightness; 40% minimum brightness
ON: 0V---1.0V, OFF; 2.0V---5.0V, Enable

SMPS SCHEMATIC

AUDIO DECODER SCHEMATIC

AUDIO OUTPUT SCHEMATIC

CLICK ON THE SCHEMATICS TO ZOOM IN