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Lexmark X850 Information
Lexmark X850 Information

Lexmark X850 Information

Hard disk and non-volatile memory guide
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Lexmark Printers and Multifunction Products:
Hard Disk and Non-Volatile Memory Guide
This guide applies to the following Lexmark devices:
Printers
Multifunction Products
C780
X646
C782
X772
C935
X782
T640
X850
T642
X852
T644
X854
X940
X945
March 2011
Version 1.3
Lexmark International, Inc.
1

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Summarization of Contents

Overview
Non-Volatile Memory Technology
Explains EEPROM and NAND memory in Lexmark devices for storing system information, excluding user data.
Hard Disk Technology
Hard Disk Encryption
Explains the necessity of hard disk encryption for protecting residual data from unauthorized access.
How Hard Disk Encryption Works
Describes the 128-bit AES encryption process, key management, and protection against data compromise.
Hard Disk Wiping
Goals of Disk Wiping
Focuses on providing secure deletion solutions and ensuring the efficiency of the disk wiping feature.
Benefits of Hard Disk Wiping
Enhances residual data security and eliminates the need to physically remove disks when retiring devices.