Adjusting Constrast and White Balance for ThinkPad X1 Carbon in OpenBSD

I purchased a Lenovo ThinkPad X1 Carbon recently and I immediately noticed that the screen's contrast and white balance were not very accurate at all. This system does not have and excellent IPS screen like the ThinkPad X230 but it does have a slightly higher resolution TN display at 1600x900 instead of 1366x768. I wondered how I might solve this problem on OpenBSD. A few searches and I found the answer.

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Lenovo ThinkPad X230 for OpenBSD and Linux

Back at the beginning of September, I ordered a Lenovo ThinkPad X230. I have been using mostly desktop systems but decided to get back to using laptops more due to some changes coming next year. I chose the X230 for a few different reasons. I also picked exactly the options I wanted since this laptop will be used for OpenBSD and Linux and will not see Windows at all.

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