Ricoh M0A0 Service Manual page 592

2.Mechanism
Turn the main power switch OFF while holding down the [EX1] key. Continue to hold down the [EX1] key until the
shutdown screen is displayed.

You must turn ON the MFP within 5 minutes.

If more than 5 minutes has elapsed after shutting down the MFP using the above procedure, the machine
starts up in Normal mode even if Quick mode is selected.
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