Sharp ARB351WT

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 parts PWB unit (with ROM) for repair to the machine.
3. When there is a trouble in the ROM program and it must be repaired.

B. Notes for update

Relationship between each ROM and 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. Firmware update using USB memory.

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.

*1:
• Store the firmware data (xxx .sfu) to the media or USB memory beforehand.
• The media used for the update must have a minimum of 64MB of storage capacity.
• The USB thumb drive 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. Select the firmware file to be updated with [up] or [down] key. The displayed firmware file is changed depending on the files in the USB thumb drive.
   * When there is no firmware file in the USB memory, “No file detected” message is displayed.
   * The displayed firmware file is changed depending on the files in the USB thumb drive
3. Select the file and press [OK] button. Then, the current version and the new version are displayed.
4. Press [OK] button. Then, the machine is restarted and the download of the firmware file starts. * At this moment, do not disconnect the USB memory.
5. After downloading the firmware file, the upgrading starts.
   * At this moment, do not disconnect the USB memory.
6. When the upgrading is finished, the upgrading result is displayed. When the upgrading is finished correctly, the message shown in the figure is displayed. When the upgrading is failed, the defective part and the error code are displayed.