Master 39s Led Lcd Tv Repairing And Screen Bypassing Book Pdf Best <99% Recent>

Typically -5V to -15V. Powers the pixel TFT turn-off state.

Screen bypassing is an advanced, highly sought-after skill in modern TV repair. When an LCD panel develops an internal short circuit—often within the internal gate drivers embedded in the glass or along the side COF (Chip-on-Film) ICs—the T-CON board detects an overcurrent and activates its protection mode, shutting down the image completely. Typically -5V to -15V

Allows you to safely power up individual LED strips or the entire backlight array without turning on the TV's power supply. Typically -5V to -15V