Fix Toshiba L740 black screen Normal boot #laptoprepair

2,196 views · Published 21 December 2015 · 3:08 · Indexed 10 November 2026

Channel: Electronics Skills · 2015 · Science & Technology

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How to fix toshiba satellite L740 black screen, booting normal, normal when plugged to external monitor. 
This action need the basic electronics knowledge

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