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2.2 GHz (Turbo Boost up to 3.4 GHz), 2.5 GHz (Turbo Boost up to 3.7 GHz), or 2.8 GHz (Turbo Boost up to 4.0 GHz) quad-core Intel Core i7 processor with 6 MB shared L3 cache.

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MacBook Pro no backlight on keyboard but keyboard works

MacBook Pro no backlight on keyboard but keyboard works and it's running slow BTW I have no games and no real programs installed just use it to watch Apple TV.

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Reference Step 36 in this guide MacBook Pro 15" Retina Display Mid 2015 Logic Board Replacement check the keyboard backlight ribbon cable is properly secured and there is no corrosion or spillage in the area.

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Edwin Campbell crwdns2934231:0crwdne2934231:0
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