Our fix for this is to disable sleep mode. In order to do this, Energy Conserve must first be disabled.
Entering the Configuration menu
1 Turn off the printer.
2 Press and hold OK and ▶
3 Turn on the printer.
4 Release the buttons when a line of dots appears.
5 Find Energy Conserve and change to OFF
Restart the printer
1 Enter Settings
2 General Settings
3 Timeouts
4 Sleep Mode - Disable and press OK