Solved! Ma1151 MacBook specs

Solution
If it doesn't have the keyboard key symbols listed or System Preference option listed in the linked article. Than it likely doesn't have a backlight. As far as I can tell that model has a backlight controlled with the F9 and F10 keys.

http://osxdaily.com/2013/11/22/fix-keyboard-backlight-not-working-macbook/
If it doesn't have the keyboard key symbols listed or System Preference option listed in the linked article. Than it likely doesn't have a backlight. As far as I can tell that model has a backlight controlled with the F9 and F10 keys.

http://osxdaily.com/2013/11/22/fix-keyboard-backlight-not-working-macbook/
 
Solution