[CrackBerry Question]

I recently bought a blackberry passport about 3 months old it gets hot on periodic use. about two weeks back I connected it to a power source a call came in it made a sound and tripped off and refused coming up I took it for repairs and was told the motherboard was burnt but it shows a red led light when connected to a computer but its not detected.🙌🙏 I need answers is it fixable thanks

[conite]

It should be under warranty.

Z30STA100-5/10.3.2.2639