Item
Description
Duplex supported size
A4, B5 JIS, 8
1
/
2
× 14, 8
1
/
2
× 11, 7
1
/
4
× 10
1
/
2
, 8 × 13, 8
1
/
2
× 13,
8
1
/
4
× 13, 16K, 8
1
/
2
× 13
2
/
5
, 8
1
/
2
× 13
3
/
5
Notes
If the paper thickness is outside the specified range, select [Thin Paper],
[Plain Paper], [Thick Paper 1], or [Thick Paper 2].
Prepunched Paper
Item
Description
Paper thickness
75 to 90 g/m
2
(20 to 24 lb.)
Supported paper tray
Can be used with any of the paper trays.
Duplex supported size
A4, B5 JIS, 8
1
/
2
× 14, 8
1
/
2
× 11, 7
1
/
4
× 10
1
/
2
, 8 × 13, 8
1
/
2
× 13,
8
1
/
4
× 13, 16K, 8
1
/
2
× 13
2
/
5
, 8
1
/
2
× 13
3
/
5
Notes
If the paper thickness is outside the specified range, select [Thin Paper],
[Plain Paper], [Thick Paper 1], or [Thick Paper 2].
Letterhead
Item
Description
Paper thickness
75 to 90 g/m
2
(20 to 24 lb.)
Supported paper tray
Can be used with any of the paper trays.
Duplex supported size
A4, B5 JIS, 8
1
/
2
× 14, 8
1
/
2
× 11, 7
1
/
4
× 10
1
/
2
, 8 × 13, 8
1
/
2
× 13,
8
1
/
4
× 13, 16K, 8
1
/
2
× 13
2
/
5
, 8
1
/
2
× 13
3
/
5
Notes
Paper that has a thickness outside the specified range cannot be printed
onto.
Bond Paper
Item
Description
Paper thickness
106 to 163 g/m
2
(28 to 43 lb.)
Supported paper tray
Tray 1 and bypass tray
2. Paper Specifications and Adding Paper
68
Summary of Contents for M C251FW
Page 2: ......
Page 23: ...3 2 1 ECC105 Interior ECC106 4 3 2 1 Guide to Components 21 ...
Page 45: ...Deleting characters 1 Press to delete characters Entering Characters 43 ...
Page 48: ...1 Guide to the Machine 46 ...
Page 82: ...2 Paper Specifications and Adding Paper 80 ...
Page 100: ...3 Printing Documents 98 ...
Page 124: ...4 Copying Originals 122 ...
Page 170: ...5 Scanning Originals 168 ...
Page 216: ...6 Sending and Receiving a Fax 214 ...
Page 270: ...7 Configuring the Machine Using the Control Panel 268 ...
Page 346: ...6 Close the ADF cover 9 Maintaining the Machine 344 ...
Page 360: ...Main unit DUE292 1 3 2 1 DUE288 2 DUE289 10 Troubleshooting 358 ...
Page 361: ...3 DUE290 Waste toner bottle ECC168 Paper feed unit DUE320 1 Removing Paper Jams 359 ...
Page 440: ...12 Appendix 438 ...
Page 445: ...MEMO 443 ...
Page 446: ...MEMO 444 EN GB EN US EN AU M0EQ 8504A ...
Page 447: ......
Page 448: ...EN GB EN US EN AU M0EQ 8504A 2021 2022 Ricoh Co Ltd ...