Kindly give us short brief.
Hi, it is known as power without display it is motherboard issue /power section to display IC problem, we need to do chip level repair or changing of motherboard if not get repaired.
We need to check with another battery, as well as dc connector with motherboard needs 1 to 2 days’ time.
It may be software or hardware issue need to analyses needs 24 hr. to 48 hr. time.
Hi, we need to checkup with fan speed and general service has to be done.