To...  | Press and hold the  FEED  button and follow these instructions: | Result  | 
|---|---|---|
Enter Forced Download mode...  | Wait until the STATUS indicator alternates between amber and red, then release the  FEED  button.![]() Waiting ![]() Data transferring ![]() Booting up ![]() Ready – Firmware updated  | The printer waits for data to begin downloading the printer firmware file. Your printer firmware may be configured to calibrate to the installed media and print a Configuration Report.  | 
Boot up the printer in normal mode...  | Continue holding the  FEED  button for three seconds, then release the button when the STATUS indicator turns amber. ![]() Booting up ![]() Ready  | The printer boots up normally.  | 
Enter Data Diagnostics Mode...  | Continue holding the  FEED  button for at least three seconds before releasing it. | The printer boots up into Diagnostic (Hex Data Dump) mode and prints the following: 
  | 
To return to Normal Operating mode...  | Two or more seconds after leaving Data Diagnostic Mode (as discussed above), release the  FEED  button.Alternatively, after the STATUS indicator turns green, hold the  FEED  button down for five or more seconds. | The printer returns to normal operating mode.  |