Pink screen is almost always a poor connection. Unplug your various devices from power for a while and also unplug/replug your connections. What connection are you using?. See the following FAQ on things to check:
A forum community dedicated to Canadian TV, computing and home theatre owners and enthusiasts. Come join the discussion about home audio/video, displays, troubleshooting, styles, projects, DIY’s, product reviews, accessories, classifieds, and more!