3-8 Service Manual
7541-03x
Recovery mode 1. Turn off the printer.
2. Press and hold 2, 7,and 8.
3. Turn on the printer.
4. Release the buttons when the splash screen
appears.
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 via USB.
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