The Paper Edges Become Dirty; Duplex Printing Cannot Be Performed Using The Paper Loaded In The Standard Tray - Riso VALEZUS T1200 Troubleshooting Manual

The paper edges become dirty.

[Printable Area] may have been set to
[Maximum] in the administrator menu.
The inside of the machine may be soiled with ink. It
is recommended that you use the [Standard]
setting, particularly in cases where soiling appears
after printing data containing an image that
extends to the edge of the paper. Contact your
administrator for details.
Duplex printing cannot be
performed using the paper loaded
in the standard tray.
The paper type for the standard tray may have
been set to [Envelope].
When the [Thickness] setting in [Paper Type] is set
to [Envelope], duplex printing cannot be performed
using paper from the standard tray, regardless of
the type of paper that is loaded. Configure the
settings according to the paper to be used.
[Home] screen
Setting] [Paper Type]
28
[System Info] [Paper Tray
[Thickness]
VALEZUS T1200 Troubleshooting Guide