Appendix B: Options and features
Available internal options
• Memory cards
– Printer memory
– Flash memory
– Fonts
• Firmware cards
– Bar Code
– PrintCryptionTM
• Printer hard disk
• Lexmark
TM
Internal Solutions Ports (ISP)
– RS-232-C Serial ISP
– Parallel 1284-B ISP
– MarkNet
TM
N8250 802.11 b/g/n Wireless ISP
– MarkNet N8130 10/100 Fiber ISP
– MarkNet N8120 10/100/1000 Ethernet ISP
Input options supported
• 550-sheet tray
• 550‑sheet lockable tray
• 250‑sheet tray (for MX71x machines only)
• 250‑sheet lockable tray (for MX71x machines only)
• HCIT tray
Output options supported
• Mailbox
• Staple finisher
• Offset stacker
Physical specifications (options)
Item Height Width Depth Weight
250‑sheet tray 85 mm (3.3 in.) 421 mm (16.6
in.)
510 mm (20.1
in.)
5 kg (11.0 lb)
550‑sheet tray (MX71x) 110 mm (4.3
in.)
421 mm (16.6
in.)
510 mm (20.1
in.)
5.8 kg (12.8 lb)
7463
Appendix B: Options and features
739