Plotter DJ 500 bleibt stehen und meldet Systemfehler 79:04. Was steckt dahinter?

Plotter DJ 500 bleibt stehen und meldet Systemfehler 79:04. Was steckt dahinter?
System Error: 79:04
Problem Description: Firmware Error.
Corrective Action: Try the following:
Switch the Printer Off and wait
On again and check if the Error
If the Error Code reappears, check
If the new Firmware release does
Firmware release was not available,
Response Center (or directly to
following information:
– Model and Serial Number of
– Firmware release of the Printer
utility ⇒ Page 4-26).
– The complete Error Code information,
where the error occurred (use
information ⇒ Page 2-5).