Ricoh Aficio MP C2550 User Manual

Unauthorized Copy Prevention..................................................................................................................91
Data Security for Copying..........................................................................................................................92
Printing Limitations........................................................................................................................................94
Notice...........................................................................................................................................................94
Printing with Unauthorized Copy Prevention and Data Security for Copying........................................94
Printing a Confidential Document...................................................................................................................97
Specifying a Locked Print File.....................................................................................................................97
Printing a Locked Print File...........................................................................................................................98
Deleting Locked Print Files...........................................................................................................................99
Changing Passwords of Locked Print Files..............................................................................................100
Unlocking Locked Print Files.....................................................................................................................101
Specifying Access Permission for Stored Files.............................................................................................103
Assigning Users and Access Permission for Stored Files........................................................................104
Specifying Access Privileges for Files Stored using the Scanner and Fax Functions............................106
Assigning the User and the Access Permission for the User's Stored Files............................................110
Specifying Passwords for Stored Files.....................................................................................................112
Unlocking Files...........................................................................................................................................113
5. Protecting Information Transmitted Through the Network or Stored on the Hard Disk
from Leaks
Preventing Data Leaks Due to Unauthorized Transmission........................................................................115
Restrictions on Destinations.......................................................................................................................115
Using S/MIME to Protect Email Transmission.............................................................................................117
E-mail Encryption.......................................................................................................................................117
Attaching an Electronic Signature............................................................................................................119
Protecting the Address Book.........................................................................................................................125
Address Book Access Permission.............................................................................................................125
Encrypting Data in the Address Book......................................................................................................126
Encrypting Data on the Hard Disk................................................................................................................129
Enabling the Encryption Settings..............................................................................................................129
Printing the Encryption Key.......................................................................................................................131
Updating the Encryption Key....................................................................................................................132
Canceling Data Encryption......................................................................................................................133
Deleting Data on the Hard Disk....................................................................................................................135
5

Ricoh Aficio MP C2550 Specifications

General

Print Technology	Laser
Functions	Print, Copy, Scan, Fax
Print Speed (Color)	25 ppm
Print Speed (Monochrome)	25 ppm
Print Resolution	600 x 600 dpi
Maximum Print Resolution	2400 x 600 dpi
Duplex Printing	Yes
Copy Speed (Color)	25 cpm
Copy Speed (Monochrome)	25 cpm
Copy Resolution	600 x 600 dpi
Memory (Maximum)	1 GB
Hard Disk Drive (Optional)	80 GB
Interface	USB 2.0, Ethernet 10/100Base-TX
Fax Transmission Speed	33.6 Kbps
Maximum Paper Size	A3
Scan Resolution	600 dpi
Zoom Range	25% - 400%
Paper Size	A4, A5, B5
Paper Weight	52 - 256 g/m²
PDL	PCL 6, PostScript 3
Network Connectivity	Ethernet
Operating System Compatibility	Windows, Mac OS