Firmware update— using an SD card/USB flash drive (Continued)
• Downloads the firmware update data from the SD card
or the flash drive, and then automatically loads the data
onto the main CPU.
• Downloading and loading status is displayed in the
“FILE LOADING” dialog.
• “Firmware updating for the main CPU is completed” is
displayed in the dialog.
!0 Hold down [POWER] on the IC-7851 for 1 second
to turn OFF the power.
!1 Push [POWER] to turn ON the power again.
• Depending on the updating data, the sub CPU and DSP
firmware may be updated at the same time.
• While updating the firmware, one of the dialogs or all di-
alogs shown to the right are displayed. This will take 2
minutes at maximum.
• When the normal operation screen appears, the firm-
ware updating is completed.
• Firmware update completed screen
• Firmware updating screen
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