Sharp AR-M355N Quick Reference Manual page 27

Flash ROM Version Up (Firmware ROM Upgrade) Procedures (cont'd)
Upgrade Procedure 2: Using the CN6 of the Controller PWB to Write ROMs Individually
Note: By using an empty slot of the Controller PWB, writing can be
made to an empty ROM that is not operating.
Setup
1. Set the Diag Mode Switch DIP switch (located on the left side on
the back of the machine) to the diag mode. (See Setting the DIP
Switches.)
2. Insert the applicable ROM of the PCU, the SCN or the FAX into
the empty slot (CN6) on the Controller PWB.
3. Make certain the scanner unit is connected to the machine.
4. When a FAX is installed, make certain the FAX unit is connected
to the machine.
5. Connect the PC and Controller PWB with the Centronics cable or
USB cable.
6. Power ON the PC.
7. Power ON the machine to be updated.
Update Procedures
8. When the machine is booted, the following display is shown.
Quick Reference Guide: AR-M355N/M455N
9. Press the MENU key a few times to display the following window.
Note: When using File2PRN.EXE, press the Up/Down key to
10. Press OK key, and the following window is displayed.
Note: The LED flashes and the display is changed sequentially (as
Flash ROM (cont'd)
select the appropriate connection type (either USB or
parallel).
shown below) when files are transferred from the PC by
Fcopy.EXE or File2PRN.EXE.
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