Sharp MXM364N

1. 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

(1) 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. Update method using SIM 49-1
2. Update method using FTP
3. Update method using the Web page
4. Update method using the CN update function (There are three methods.)
   Normally, one of 1) - 3) is used to update the firmware. When any one of 1) - 3) is interrupted by an error such as power-off during updating, etc., and when retries of these methods are failed, the method 4) is employed.

Firmware types

The firmware type can be displayed by SIM22-5.
Use SIM22-5 to check the firmware type.

2. Update procedure

A. Update method using SIM 49-1

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.

*1:
* Store the firmware data (xxx .sfu) to the media or USB memory beforehand.
* The media used for the update must have an enouch capacity for storing the firmware data.
* The USB memory equipped with the security (secure) function cannot be used.

Execution of the firmware by SIM49-01

1. Insert the media or USB memory which stores the firmware into the main unit. (Be sure to use the USB I/F on the operation panel.)
2. Enter the SIM49-01. Press the key of the file to be updated. The screen transfers to the update screen.
   * The number of key changes according to the number of the sfu file in the media or USB memory inserted.
   * If the media or USB memory was not inserted when entry to the SIM49-01 screen, "INSERT A USB MEMORY DEVICE CONTAINING MFP FIRMWARE [OK]" is displayed on the screen. Insert the media or USB memory and push the [OK] key to open the file. If the media have not been inserted and [OK] key is pushed, the next screen does not appear and the screen waits the entry. Conversely, if the media or USB memory is pulled out on the file list screen, the error is detected by the [FILE] key pressing, and the first screen appears.
3. Current version number and the version number to be updated will be shown for each firmware respectively.
4. Press [ALL] key. All the firmware programs are selected.
   * Normally select all the firmwares and execute updating.
   * In this case, firmwares which do not exist on the machine side are ignored. To update a certain firmware only, select the firmware with the firmware display key.
   * If firmware's key is not selected, [EXECUTE] key is gray out and cannot be pressed.
5. Press [EXECUTE] key. “ARE YOU SURE? [YES] [NO]” becomes clear. Press [YES] key to start the update of selected firemware.
   The progress is displayed on right side of "FIRMWARE UPDATE" title by 20 steps.
   At this time, only the progress gauge is displayed on the screen, and the version and the firmware selection key are not displayed.
6. If the update is normal completion, following screen is displayed.
   Press [OK] key. (The machine is rebooted.)
   Go to SIM22-05 and confirm the firmware has upgraded successfully
7. If the update is not normal completion, following screen is displayed.