How to check my laptop display chip is problem

Laptop turns on with garbled video on the internal screen and external monitor.
Laptop turns on but there is no video on the screen or external monitor. The graphics chip soldered to the motherboard. When the laptop runs hot for a long time, the graphics chip separates from the motherboard and video fails & there is no guaranty, Lapair will agreeing and ready to support you.
Display chip repair

Contact Details
LAPAIR
No. 838, 11th Cross, 1st Stage, 3rd Block, HBR Layout,
Bengaluru Karnataka 560043
080 25447708
[email protected]