Sharp MXC401

Outline

A. Cases where update is required

ROM update is required in the following cases:

1. When there is a necessity to upgrade the performance.
2. When installing a new spare part ROM for repair to the machine.
3. When installing a new spare parts PWB unit (with ROM) for repair to the machine.
4. When there is a trouble in the ROM program and it must be repaired.

B. Notes for update

Relationship between each ROM and update

Before execution of ROM update, check combinations with ROM’s installed in the other PWB’s including options. Some combinations of each ROM’s versions may cause malfunctions of the machine.

C. Update procedures and kinds of firmware

There are following methods of update of the firmware.

1. Firmware update using media
2. Firmware update using FTP
3. Firmware update using Web page
4. Emergency update (in case of an HDD breakdown)

Update procedure

A. Firmware update using media

For the update, connect the media or USB memory to the USB port that exists in the main body, and select the firmware data in the media or USB memory by simulation screen in the main unit.

• Store the firmware data (xxx.sfu) to the media or USB memory beforehand.
• The media used for the update must have a minimum of 32MB of storage capacity.
• The USB memory equipped with the security (secure) function cannot be used.

Firmware update procedure from the USB memory

The firmware update executes by SIM49-01.

1. Insert the media or USB memory which stores the firmware into the main unit. (Use the USB I/F of the operation panel section.)
2. Enter the SIM49-01 mode.
   Select the file to be updated. Enter the number indicated on the left of the target firmware file, and press [OK] key and [OSA shortcut] key. If the target firmware file is in the folder directory, enter the number indicated on the left of the folder and press [OK] key and [OSA shortcut] key. With the above procedure, the folder with the target firmware file in it is selected.
   * When entering the SIM49-01 mode, if no media or no USB memory is inserted, or if connection is defective, the message of "INSERT A USB MEMORY DEVICE CONTAINING MFP FIRMWARE" is displayed on the screen. In this case, insert the USB memory or check the connection. Insert the media or USB memory and press [OSA shortcut] key, and the file is opened. If [OSA shortcut] key is pressed without inserting the media, the screen does not transfer and remains in the standby mode for entry.
3. The current version number and the version number to be updated will be shown for each kind of firmware respectively. The current version is indicated on the right of NOW, and the update version on the right of UP TO.
   NOTE: It may take several seconds until content is displayed in procedure 2.
4. With [ALL] selected, press [OK] key.
   When all the firmware files are selected, all the firmware items are highlighted.
   * Normally select all the firmware programs and execute updating.
   * In this case, the firmware which does not exit on the machine side is ignored. (Example: The firmware of an option which is not installed cannot be updated.) To update a certain firmware only, enter the number indicated on the left of the target firmware file with 10-key, and press [OSA shortcut] key.
   * When the firmware key is not selected, [EXECUTE] key is grayed out and the operation is not accepted.
5. Select [EXECUTE] with the scroll key, and press [OK] key.
6. Select [YES] with the scroll key, and press [OK] key.
   The update of the selected firmware is executed. The process status is indicated with "*" mark under "FIRMWARE UPDATE" of the title section. Meaning of mark: S: Start, E: End
   During the update operation, the above screen is displayed, but the version and the firmware select key are not displayed.
7. If the update is normal completion, following screen is displayed.
8. Turn OFF the power, and turn ON the power again and execute SIM22-05 to check that the firmware has been updated.

* When the power supply is turned off due to a black out etc. while updating or when the update terminated abnormally, a part of the main program stored in HDD may be damaged and may not booted normally.
In this case, the firmware must be installed again by the emergency firmware update procedures described in section D.