- Memory card
- DDR3 DIMM
- Flash memory
- Fonts
- Firmware cards
- Forms Barcode
- Prescribe
- IPDS
- Printcryption
- Printer hard disk1
- Lexmark™
Internal Solutions Ports (ISPs)
- Parallel 1284‑B interface
- MarkNet™
N8350 802.11 b/g/n wireless printer server1
- MarkNet™
N8352 802.11 b/g/n wireless printer server2
- MarkNet™
N8130 10/100 fiber interface
- RS‑232‑C serial interface
1 This internal option is available only in MX510, MX511, and MX517 printer models.
2 This internal option is available only in MX410 and MX417 printer models.