Disconnect the LCD inverter cable from the circuit board underneath the bottom edge of the BenQ's LCD screen. Loosen and remove the screws securing the clips for the backlight lamp with the ...

The LCD controller itself and the surrounding controller logic are powered from the 5-V bus. The LCD inverter and other electronics on the board are powered from the 12-V bus.

Testing, Testing Various things can cause your monitor to go dark, ranging from a burned-out backlight bulb to a monitor-killing short circuit.

Dumpster diving is one of those experiences that can net you some pretty cool gear for a reasonable price. Case in point the 24″ Samsung S24E650XW LCD monitor that [MisterHW] saved from being… ...