: Many "no display" or "stuck on logo" issues can be fixed by flashing a clean BIOS bin file to the W25Q128JW chip.
Check for 8.4V or 12.6V on the main power pins. la-g851p schematic
Blown charging MOSFETs, liquid damage around the battery connector, or firmware (EEPROM) corruption. 2. Sourcing the Schematic & Boardview : Many "no display" or "stuck on logo"
Working on this specific board requires patience. Here are three tips for navigating the schematic: liquid damage around the battery connector