Kyocera TASKalfa 250ci Operation Manual page 207

NOTE:
The abbreviations denote the following paper sizes.
ST: Statement
STR: Statement-R
LT: Letter
LTR: Letter-R
LG: Legal
LD: Ledger
When a paper type is selected in Media Type, a received fax is printed using the matching paper source. (Refer
to page 6-11.)
Even if [All Media Types] is selected, paper types such as transparency cannot be used for fax printouts.
OPERATION GUIDE Appendix-11