Question about HP Pavilion dv9933cl PC Notebook
Seemingly at random the screen will flicker or the colors on part of the screen will be wrong. sometimes it has orange squares on part of the screen
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Posted on Jan 02, 2017
Sounds like a loose connection at the inverter board. Laptops use an inverter to step up voltage to drive fluorescent tube(s). The problem could be at the inverter or at the tubes.
Posted on Mar 12, 2010
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