To change this setting:
1 From the Configuration menu, navigate to Automatically Display Error Screens.
2 Select from the available options:
• On (default)
• Off
3 Depending on the printer model, press OK or touch to save the setting, or press X to return to the Configuration
menu without saving any changes.
USB PnP
In some cases, the USB port at the back of the printer may be incompatible with the chipset in a user’s PC. This setting
lets the user change the USB driver mode to improve its compatibility with these PCs.
Available options:
• 1
• 2
Entering Invalid engine mode
This mode is used if the machine has invalid code and needs the correct code loaded. After entering this mode, the
firmware code can be updated.
1 Turn off the printer.
2 Press and hold 3, 4, and 6 simultaneously.
3 Turn on the printer.
4 Release the buttons after 10 seconds.
Entering Recovery mode
This mode will allow the printer to boot from a secondary set of instructions to allow a code flash to the printer. Code
can be flashed from a PC by USB.
1 Turn off the printer.
2 Press and hold 7, 2, and 8 simultaneously.
3 Turn on the printer.
4 Release the buttons after 10 seconds.
4514-630, -635, -636
Service menus
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