Canon 7086 Series Service Manual - page 719
Chapter 18
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18.4.5.3 Downloading/Writing the System Software (auto)
0011-6778
iR7105 / iR7095 / iR7086
[1]: Upgrade (AUTO)
The system software on the HDD and that in the USB device are compared. If the latter is new, it will be downloaded to the temporary storage area of the HDD.
At the end of the downloading, the machine restarts on its own to write the downloaded system software to the system area of the HDD and the flash ROM.
1) If the machine is on, go through the HDD shut-down instructions, and turn off the main power.
2) Connect the USB device to the sub port.
3) Put the machine in download mode (normal or safe).
4) Go through the instructions on the control panel, and press the appropriate key.
[1] -> [0]: execute download / other than [0]: go back to Menu screen
F-18-50
5) While downloading is under way, the control panel screen shows its progress. At the end of the downloading, the machine restarts on its own to start writing to
the system area of the HDD or the flash ROM.
- Screen Showing the Progress of Downloading