Cannot find the configuration ID; Cannot find the serial number; Cannot find the TLI
How to locate the serial number; Serial number; TLI; Config ID; How to locate the Top Level Indicator (TLI); How to locate the Configuration ID
To find the serial number, configuration ID, and TLI (Top Level Indicator) on this printer, open the front cover and look just to the left of the black toner cartridge. Refer to the image below for guidance.
Key: A Serial Number B Configuration ID C TLI, or part number