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Repair guides and troubleshooting for the HP ProBook 4440s. Featuring a 14" screen and Windows 7 operating system, the ProBook 4440s can be identified by model number C6Z33UT.

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My screen turns white when I turn it on

when i turn on my laptop my screen turns white ,but i can still hear it running and when i hooked it up to an external monitor and i can see on the monitor but not on my laptop screen. what is the problem? should i get a new screen?

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tariq, first make sure that all cables are properly connected. If they are, replace the display.

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i have same problem but different model hp probook 6460b

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