Field Service Ver. 4.0 Feb. 2006
5. Firmware upgrade
6. Check with the Command Prompt display on the progress of upgrading procedure.
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NOTE
• NEVER turn OFF and ON the printer's Power Switch until the message "flash
update done" appears on the Command Prompt display.
7. After the firmware upgrading procedure has been completed, turn the printer OFF and
then ON again.
8. Check that the controller firmware version number has been upgraded.
☞ For how to check the firmware version number, see "Adjustment/Setting."
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