Available Paper
The paper types that can be used with this machine are shown in the following table.
Supported Paper Sizes
: Available 
: UnavailablePaper Sizes | Paper Drawer*1 | Multi-Purpose Tray | Automatic 2-Sided Printing*2 |
A4*3*4*5 | | | |
B5*3 | | | |
A5*3 | | | |
Legal (LGL)*3*4 | | | |
Letter (LTR)*3*4*5 | | | |
Statement (STMT)*3 | | | |
Executive (EXEC) | | | |
Oficio*3*4 | | | |
Oficio (Brazil)*3*4 | | | |
Oficio (Mexico)*3*4 | | | |
Letter (Government)*3*4 | | | |
Legal (Government)*3*4 | | | |
Foolscap/Folio*3*4 | | | |
Foolscap (Australia)*3*4 | | | |
Legal (India)*4 | | | |
3x5inch | *6 | | |
Envelope No.10 (COM10) | | *7 | |
Envelope Monarch | *6 | *7 | |
Envelope C5 | | *7 | |
Envelope DL | | *7 | |
Custom Paper Size | *8 | *9 | *10 |
*1Includes the optional Cassette Feeding Module-AF.
*2Automatic 2-sided printing is available without replacing paper.
*3Allows you to print received fax documents.
*4Allows you to print received I-Fax documents.
*5Allows you to print reports or lists.
*6For MF645Cx / MF643Cdw / MF641Cw only.
*7For MF645Cx / MF643Cdw / MF641Cw, it is recommended that you print from the paper drawer to obtain optimum print quality. Printing from the manual feed slot may produce skewed printouts.
*8The following custom sizes are available.
MF746Cx / MF744Cdw / MF742Cdw: 98.0 mm x 148.0 mm to 216.0 mm x 355.6 mm
MF645Cx / MF643Cdw / MF641Cw: 76.2 mm x 127 mm to 216.0 mm x 355.6 mm
*9The custom size ranging from 76.2 mm x 127 mm to 216.0 mm x 355.6 mm is available.
*10The following custom sizes are available.
MF746Cx / MF744Cdw / MF742Cdw: 176 mm x 250 mm to 216.0 mm x 355.6 mm
MF645Cx / MF643Cdw / MF641Cw: 182 mm x 257 mm to 216.0 mm x 355.6 mm
Supported Paper Types
Chlorine-free paper can be used with this machine.
: Available : UnavailableMF746Cx / MF744Cdw / MF742Cdw
Paper Type | Paper Drawer*1 | Multi-Purpose Tray | Automatic 2-Sided Printing*2 | |
Plain 1*3*4 | 61 g/m² to 74 g/m² | | | |
Plain 2*3*4 | 75 g/m² to 82 g/m² | | | |
Plain 3*3*4 | 83 g/m² to 90 g/m² | | | |
Plain 4 | 91 g/m² to 105 g/m² | | | |
Heavy 1 | 106 g/m² to 119 g/m² | | | |
Heavy 2 | 120 g/m² to 128 g/m² | | | |
Heavy 3 | 129 g/m² to 163 g/m² | | | |
Thin 1*3 | 60 g/m² | | | |
Recycled 1*3*4 | 61 g/m² to 74 g/m² | | | |
Recycled 2*3*4 | 75 g/m² to 82 g/m² | | | |
Color*3*4 | 61 g/m² to 74 g/m² | | | |
Coated 1 | 100 g/m² to 120 g/m² | | | |
Coated 2 | 121 g/m² to 150 g/m² | | | |
Coated 3 | 151 g/m² to 200 g/m² | | | |
Labels | | | | |
Envelope*5 | | | | |
*1Includes the optional Cassette Feeding Module-AF.
*2Automatic 2-sided printing is available without replacing paper.
*3Allows you to print received fax/I-Fax documents.
*4Allows you to print reports or lists.
*5When custom paper size is specified, <Envelope 1>/<Envelope 2> is displayed. If printing cannot be performed properly with <Envelope 1> selected, change the selection to <Envelope 2>.
MF645Cx / MF643Cdw / MF641Cw
Paper Type | Paper Drawer | Manual feed slot | Automatic 2-sided printing*1 | |
Plain 1*2*3 | 61 g/m² to 69 g/m² | | | |
Plain 2*2*3 | 70 g/m² to 82 g/m² | | | |
Plain 3*2*3 | 83 g/m² to 90 g/m² | | | |
Plain 4 | 91 g/m² to 105 g/m² | | | |
Heavy 1 | 106 g/m² to 120 g/m² | | | |
Heavy 2 | 121 g/m² to 163 g/m² | | | |
Thin 1*2 | 60 g/m² | | | |
Recycled 1*2*3 | 61 g/m² to 69 g/m² | | | |
Recycled 2*2*3 | 70 g/m² to 82 g/m² | | | |
Color*2*3 | 61 g/m² to 69 g/m² | | | |
Coated 1 | 100 g/m² to 120 g/m² | | | |
Coated 2 | 121 g/m² to 150 g/m² | | | |
Coated 3 | 151 g/m² to 200 g/m² | | *4 | |
Labels | | | | |
Envelope | | *4 | | |
*1Automatic 2-sided printing is available without replacing paper.
*2Allows you to print received fax/I-Fax documents.
*3Allows you to print reports or lists.
*4It is recommended that you print from the paper drawer to obtain optimum print quality. Printing from the manual feed slot may produce skewed printouts.