4-6
Confidential
1.2.2 Installing firmware
<Operating Procedure>
(1) Enter the maintenance mode.
(2) Connect the machine to your computer using the USB cable.
(3) Open the temporary folder and double-click “FILEDG32.EXE” to start it, and select
“Maintenance USB Printer”.
(4) Drag and drop the required program file (ex: LZXXXX_$.djf) in the same folder onto the
Maintenance USB Printer icon. The file is loaded to the machine, and installing to the
flash ROM starts.
(5) When installing is completed, the machine restarts and returns to the ready state
automatically.
(6) Repeat steps (1) to (5) to install required firmwares.
(7) Turn OFF the machine, and disconnect the USB cable.
Note:
• DO NOT disconnect the AC cord or USB cable from the machine or computer during
installing.
• If the install is failed, turn OFF the machine and turn it back on. Continue to the
operating procedure below.