Lexmark C543DN Service Manual - Page 20

5025-2xx, 4xx Printer specifications Memory ✔-Supported ✘-Not supported Lexmark C540n, C543dn Lexmark C544n, C544dn, C544dw Memory Optional slots Standard DIMM sizesa Optional (DDR2) Maximum printer memoryb One slot 128MB 128MB, 256MB, and 512MB 640MB Option Slots (single slot is available or either font or flash memory card) Font card support N/A Optional user flash memory card sizes N/A 1 font card 64MB Connections USB 2.0 High Speed ✔ ✔ Ethernet 10/100 BaseTx ✔ ✔ USB-A ✘ ✔ (allows direct USB printing using approved USB flash memory device) PictBridge ✘ ✔ (allows printing photos directly from a compatible camera) Wireless standard 802.11 b/g/n ✘ ✔ (C544dw only) a Dual Inline Memory Module. An optional memory card that can be plugged into an available memory slot. b The maximum usable DDRSDRAM is standard (soldered) plus 512MB. Print quality During the life of the printer, components are subject to wear based on usage. Printers continuously operating at or near the maximum duty cycle may require service for replacement of these components to ensure highquality printing and good performance throughout the life of the printer. The fuser and ITU replacement should be determined by checking the last sheet of the Menu Settings Page. Either OK or Replace appears. To print a Menu Settings page: 1. Press Menu ( ) on the operator panel. 2. Select Reports from the Admin Menu, and press Select ( ). 3. Select Menu Settings, and press Select ( ). Replacement is recommended every 30,000 pages for the imaging unit. • 4800C Q (default) full printer speed • 1200 dpi (reduced printer speed) is supported in PS and PCL only 1-2 Service Manual