Points To Note About Turning Off The Main Power Switch - Canon iR4570 Series Service Manual

Chapter 1
F-1-24

1.2.2.3 Points to Note About Turning Off the Main Power Switch

0009-1736
/ iR3530
Before turning off the main power switch, you must first press the control panel power switch.
When the Printer Unit Is in Operation or a Fax Is Being Received
Check to be sure that the Execute/Memory lamp on the control panel is off.
(Otherwise, the data being processed may be lost.)
1-31