Screen not working
You can test your laptop:
1. Remove the hard drive and turn on the laptop. If the laptop's screen displays the BIOS, then replace the hard drive with a good working hard drive,
If it the laptop screen does not display anything, then:
2. Test it using an external monitor.
- If the external monitor blank too, then there is something wrong with your laptop's GPU and or motherboard (you need to replace the motherboard)
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