ASUS Vivobook Pro 14 OLED – Not Turning on

Selling an ASUS Vivobook Pro 14 OLED (Model K3400PA) that is not turning on. Unsure of the issue — could be power or motherboard related. Selling as-is for repair or parts. Specs: • 14” 2.8K OLED screen (2880 x 1800, 90Hz) • Intel Core i5-11300H CPU (11th Gen) • 16GB RAM (soldered) • 512GB Intel NVMe SSD • Intel Iris Xe graphics • Backlit keyboard • Windows 11 (OEM license) Condition: • Physically clean inside and out • Battery intact, no swelling • No liquid damage or corrosion • Internal components look fine • No charger included Great for anyone who can repair laptops or needs genuine ASUS parts. Collection in [ LUCAN ], or delivery by arrangement