Kyocera TASKalfa 420i Operation Manual page 63

When you load envelopes or cardstock in the multi purpose tray
Load envelope with the print side facing up.
NOTE:
Use unfolded return postcard (Oufuku Hagaki).
OPERATION GUIDE
Cardstock (Hagaki)
Return postcard (Oufuku Hagaki)
IMPORTANT: How to load envelopes (orientation and
facing) will differ depending on the type of envelope. Be
sure to load it in correctly, otherwise printing may be
done in the wrong direction or on the wrong face.
NOTE:
When you load envelopes in the multi purpose
tray, select the envelope type by referring to Specifying
Paper Size and Media Type for the Multi Purpose
Tray on page 2-28.
Preparation before Use
Landscape form
envelopes
Portrait form envelopes
2
2-25