3) Select "MFP" in "Target Selection", and then select "iR2018i" in "Model List".
4) Double click the "CA-KEY" folder in "Model List" to confirm the version of the CA certificate. Select "USB" in "Interface", and then click the "START" button.
5) Turn on the power switch of the host machine.
6) Press the following keys on the control panel to enter the service mode.