From 1991 until 1993, there was a time when Scandinavian TV3 and TV4 split into several tv stations. This was no exception for TV4, which actually got Norwegian TV4 version. Here you can see a clip that Hans Olav Nyborg have uploaded. It contains TV4s ident, and a schedule for 30th of June 1992. This was the official sister channel to Swedish TV4 which still exists in Sweden.