Hp x360 laptop, power on but no picture or backlight - 0.7V on the ram memory - Insane, right?
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What u should check BEFORE replacing a laptop LCD screen!
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Laptop backlight circuit - Diagnose and repair
37:13
Hp, dead, no power - the most stupid fault and design
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Attempting to repair a RAM stick
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Notorious HP Spectre Laptop won't charge or power on. Is it Fixable ?
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Lenovo T430 - Let's learn about the backlight circuit
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Laptop motherboard components testing using The multimeter - laptop motherboard repair
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