Ricoh M281 Series User Manual

Bit Switches - 1
SM 67 D255/D256 FAX OPTION
D255/D256
FAX OPTION
6 Protocol dump list output after
each communication
0: Off
1: On
This is only used for communication
troubleshooting. It shows the content of the
transmitted facsimile protocol signals. Always
reset this bit to 0 after finishing testing.
If system switch 09 bit 6 is at "1", the list is only
printed if there was an error during the
communication.
7 Not used Do not change the setting.
G3 Communication Parameters
Modem rate 336: 33600 bps 168: 16800 bps
312: 31200 bps 144: 14400 bps
288: 28800 bps 120: 12000 bps
264: 26400 bps 96: 9600 bps
240: 24000 bps 72: 7200 bps
216: 21600 bps 48: 4800 bps
192: 19200 bps 24: 2400 bps
Resolution S: Standard (8 x 3.85 dots/mm)
D: Detail (8 x 7.7 dots/mm)
F: Fine (8 x 15.4 dots/mm)
SF: Superfine (16 x 15.4 dots/mm)
21: Standard (200 x 100 dpi)
22: Detail (200 x 200 dpi)
Compression mode MMR: MMR compression
MR: MR compression
MH: MH compression
JBO: JBIG compression (Optional mode)
JBB: JBIG compression (Basic mode)
Communication
mode
ECM: With ECM
NML: With no ECM
Width and
reduction
A4: A4 (8.3"), no reduction
B4: B4 (10.1"), no reduction
A3: A3 (11.7"), no reduction
⇒
Rev. 10/19/2016

Ricoh M281 Series Specifications

General

Technology	Laser
Copy Resolution	Up to 600 x 600 dpi
Scan Resolution	Up to 600 x 600 dpi
Max Paper Size	A4
Duplex Printing	Yes
Type	Multifunction Printer
Print Speed (Black)	28 ppm
Print Resolution	1200 x 1200 dpi
Copy Speed	28 cpm
Fax Resolution	200 x 200 dpi
Paper Capacity	250 sheets
Network Connectivity	Ethernet
Connectivity	USB 2.0, Ethernet