Are you saying that noise from clip is going on and on nonstop? What if you put machine to sleep via button, will it came again? This doesn't seem to...
Have you finished removing it completely from the old device, once you've removed it, you then have to print off the deactivation complete code, then...
Found it - but it looks like it's the "User settings" you can lock - change softswitch 71 to HEX 08 - but you have to use the admin password - sorry...
I can't remember how, but I'm sure you can lock the "Utility" section with a password, and then have a separate password for "Administrator setting"...
if you're going to transport it in a vehicle, try and tie it down, but don't bend the scanner. I've seen a machine, that wasn't tied down, somersault...
Large MFPs and WSD/XPS are big No-no.
Maybe for smaller A4 USB home desktop printers they are OK but IMHO no MFP with LAN port should be using them....