LA-E541P (5B20Q15683) Laptop Motherboard — Compatible with 520 S14IKB Type 81BL; CPU I78550U, C81BL UMA FPBL

Replacement laptop mainboard LA-E541P, part number 5B20Q15683, built for 520 S14IKB series (Type 81BL). This compatible motherboard supports CPU I78550U and is identified as C81BL with UMA and FPBL configurations. Ideal as a direct swap for repairs or upgrades on systems requiring Type 81BL hardware.