Lexmark X658 MFP - Manual (Page 6)

Acronym Meaning
hdn hard disk, duplex, and network
n network
nl network light model
ni network and ImageQuick
tn network and additional tray
1 Duplex printing (two-sided printing) accomplished by means of an optional duplex unit or an internal duplex unit based
on the product.
2 The additional tray is part of a drawer.
Introduction
6