How to troubleshoot and repair fluorescent light fixtures?

Alright folks, if your fluorescent light fixture starts acting like a disco strobe light, or worse, pulls a disappearing act, don't fret! It's not ghostly shenanigans, but a cry for help, and ol' reliable you can come to the rescue. Start by checking the easy stuff first, like the bulbs and the starter. If that's not the culprit, it might be the ballast - a slightly trickier operation, but hey, you're practically an electrician now! So, grab your toolbox, put on your DIY hero cap, and show that fluorescent light who's boss!

full article