So here is my tale of woe. I will gratefully accept any help or guidance! :)
Last July bought the aforementioned HP printer. Plugged into my network, assigned it a static IP address and off we went. Perfect set-up, easy to use, no problems at all. My users liked it, everyone was happy.
My network is a relatively simple affair. Windows 2008 Server as my main file and CRM server, also acts as my DNS server, 2 unmanaged switches and a BT Business Hub 3.0 as my fibre router. Like I said everything fine.
Came in about 12 days ago to find that my HP T520 would crash, give a bluescreen error and then flash stating "Printer Error: Please restart your printer". Which I did. LOTS of times. So I called the vendor and they came out. HP reseller did not know or recognise the error. They then called HP and a really helpful chap came out to swap the...