Computer Hardware
What should you replace if the brightness or contrast adjustments were malfunctioning on a laptop?

adjustment switch
None of these
led display cable
led display
fuse

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Computer Hardware
When connecting a ribbon cable to a connector, how do you know which direction to plug it in?

The blue or red line in the cable goes away from the power connector
The red line in the cable goes to the highest pin number
The colored line in the cable goes to pin #1
It does not matter

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