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Lexmark CX/CSx31, MC/C3xxx and XC/C2326: Where Can I Find the Serial Number, TLI and Model Number of the Printer

Document ID:FA1287

Usergroup :External


Affected Products:

Single-Function: CS331, CS431, C3224, C3326, C2326 and C3426

Multifunction: CX331, CX431, MC3224, MC3326, MC3426 and XC2326



This article provides details on where to find the Lexmark device ID information.


Device ID Information Location:

Printer Model

  • (A) For SFP (Single-Function Printer) devices, the Printer Model number is located on the front right corner of the top cover.
  • (B) For MFP (Multifunction Printer) devices, the Printer Model number is located above the control panel.

Serial Number Label

For all devices (SFP and MFP), the Serial Number Label (A) can be located inside the printer's front door which includes the following information:

  • (B) Model Type
  • (C) Printer Serial Number
  • (D) Manufactured Date
  • (E) Printer TLI (Top Level Indicator)


Still Need Help?

Please contact Lexmark Technical Support for further assistance.


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