FARGO electronic DTC300 - Manual (Page 417)

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DTC400/DTC300/DTC300M Card Printer Service Manual (Rev. 1.3) 12-19
Sending the Firmware File
Step Procedure
1 Ensure that the Printer LCD displays this message:
Upgrade Firmware Send File Now.
2 From the Fargo Diagnostic Tool, click on the Send Firmware button, as shown
below.