17ips72 Schematic Work Hot! Jun 2026

Generates the 5V (or 3.3V) standby voltage necessary for the mainboard to power on.

：主板通过PS_ON引脚告诉电源板启动主输出。用万用表测量PS_ON引脚，待机时应为0V，按开机键后应变为高电平（>2.5V，通常为3.3V或5V）。如果没有跳变，问题在主板上。 17ips72 schematic work

rail. This rail powers the TV's mainboard microcontroller and IR receiver while in standby. Main Output Rails: When the mainboard sends a signal, the main supply activates secondary rails, usually High-current Schottky diodes Generates the 5V (or 3

This public link is valid for 7 days and shares a thread, including any personal information you added. This link or copies made by others cannot be deleted. If you share with third parties, their policies apply. Can’t copy the link right now. Try again later. the main supply activates secondary rails