Preparation before Use 
2-44
Loading Envelopes
5 envelopes may be loaded in the multi purpose tray.
Acceptable envelope sizes are as follows.
When you load envelopes or Hagaki (cardstock) in the multi purpose tray
Load envelope with the print side facing up. For the procedure for printing, refer to the Printer Driver User Guide.
When you load envelopes in the bulk feeder
You can load envelopes in the bulk feeder (PF-3100). How to load envelopes (orientation and facing) is same as that of 
loading in the multi purpose tray.
Acceptable Envelope Size
Youkei 2 114 × 162 (mm)
Youkei 4 105 × 235 (mm)
Envelope Monarch 3 7/8" × 7 1/2"
Envelope #10 4 1/8" × 9 1/2"
Envelope DL 110 × 220 (mm)
Envelope C5 162 × 229 (mm)
Executive 7 1/4" × 10 1/2"
Envelope #9 3 7/8" × 8 7/8"
Envelope #6 3 5/8" × 6 1/2"
Oufukuhagaki
(Return postcard)
Portrait form 
envelopes
Landscape form 
envelopes
Close 
the flap.
Hagaki
(Cardstock)
Open 
the flap.
IMPORTANT  Use unfolded Oufukuhagaki (return postcard).
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 Media Type 
(Paper type setting for the MP tray) on page 4-31.