Konica Minolta bizhub PRESS C7000 - Manual (Page 32)

Message Recovery action
The
software
cannot
identify
any
calibration
device.
Check that
a device is
connected
and that
you have
defined it. Make sure that the i1 is connected correctly to the USB
port of the IC-307 print controller. When prompted,
install the driver.
22 Chapter 3—Calibration