Switches output trays for printed paper.
Check that the Rear Output Tray on the rear side of the machine is closed.
While the Rear Output Tray is open, paper is always output to the Rear Output Tray.
The default setting for output tray can be changed from [Device Settings] > [Paper Setup] > [Output Tray] > [Copy].
When paper remains on the upper output tray, the LED blinks.
Not to blink the LED, from [Device Settings] > [Admin Setup] > [Management] > [System Setup] > Set [Enable] for [Near Life LED].