You can turn off the LED light on the front of your TV by setting the illumination LED to Off. Follow the steps according to your TV type. Unfortunately, a red blinking LED is not a good sign. There ...

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[Danko]’s minimal circuit is about as small as possible for the DIP version of the venerable 555 chip. The BOM is stripped to the bone: just the chip, three resistors, a capacitor, and an LED.

[pitrack] thought he could do better than printing out a few blinking LED circuits and designed and built a brushless motor, the same kind you would find on electric model planes and quadcopters.