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.
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.