MX-C250 FIRMWARE UPDATE 8 – 1
MX-C250
Service Manual
[8] FIRMWARE UPDATE
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 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
(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.
2.Update procedure
1. 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 32MB of storage capacity.
- The USB thumb drive equipped with the security (secure) function cannot be used.
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