I've swapped MFP boards from one 4 series to another with no issues. Just need to cleanse the board first (see attached). Also have used SSD with the...
I agree the 4 series was better then the new machines with charge rollers. But how are you going to get parts to service it if no longer supported by...
I think the OP meant the regular noise fan makes when sitting idle? It must be a really quiet office. That's why I was sarcastic in prior post about...