But as practice shows, this is a rare cause of breakdown.. In most laptops, the video card is soldered to the motherboard., that is, this is a chip on the board. The video card is soldered (remove the chip) and solder (establish) new video card (chip). This procedure is quite complicated and requires not only special equipment but also experience., knowledge.
Beware of warming up your boards with a hairdryer
Beware of thermal shock. Be careful and do not give your laptop to a service that does not inspire confidence, as there are hackers, not experienced, or ignorant "experts" who can only make it worse or simply deceive you to warm up (thermal shock) video card and tell you that it was replaced and take the full amount for the repair. And by itself, warming up the video card does not solve the problem, because this is a temporary effect and after such a "repair" it is impossible to guarantee a stable, reliable and long-term work.
How, then, can you avoid fraud or forgery?? Before agreeing to a replacement, you can ask to tell you the marking of the chip (video card) and write it down, and after completion, ask you to give the faulty chip (video card). Of course, this method will not save you on 100% from deceivers, but so you will be calmer and those who will perform, possibly, will be more responsible.
When you press the power button, the light on the laptop does not glow
When you press the button to turn on the light (LEDs) the laptop does not light up and there is no image on the screen. In such situations, there are a lot of variations that could fail and it is difficult to describe it., can be distinguished 3 most popular reasons:
- The socket is faulty in the laptop (port) nutrition (charging) laptop
- Burned out motherboard
- Power supply defective (charging)