Ricoh A250 Service Manual page 634

FIRMWARE UPDATE
4.5 FIRMWARE UPDATE
4.5.1 FIRMWARE DOWNLOAD (CONTROLLER, NIB AND PS3)
This procedure is for upgrading the firmware for the controller, the network
interface board, and the PS3 DIMM module.
To update the PS3 firmware, the target DIMM module must already contain a
version of the PS3 firmware.
CAUTION
Do not turn off the machine while downloading the firmware.
1. Prepare an IC card that contains the required firmware.
2. Turn off the machine and install the card in the IC card slot on the controller.
Note: When you see the machine from the back, the "A" side of the card must
face the right side.
3. Turn on the machine and switch the display to "Printer" (use the "Printer" key
on the operation panel).
4. Check the firmware version as follows:
1) Controller and NIB Firmware
• CARD: Firmware version on the card
• ROM: Current controller or NIB firmware version
2) PS3 DIMM
• DIMM: Current PS3 firmware version
• CARD: Firmware version on the card
5. Start downloading the new firmware.
1) Controller and NIB Firmware
• Press [Install] to download the new firmware.
Note: Do not press [Backup]. [Backup] will copy the firmware from the
controller to the card.
• Press [Cancel] to exit.
2) PS3 DIMM
• Press [Start] to download.
• Turn off the machine to cancel.
6. After the firmware download has finished, turn off the machine, and remove the
card.
7. Turn on the machine, and print the service summary report to confirm that the
new firmware version has been installed.
A250 4-8 SM