Kyocera FS-C5100DN - Manual (Page 69)

Job
name removes the name of the application so that only the document name
appears as the job name.
Custom
This option uses a unique name for each job. Type a name in the box, up to
79 characters.
3 Select an Overwrite job name option in case a job already exists in printing
system memory with the same job name:
Replace existing file
If a job with the same user name and job name exists, the current print job
replaces an existing job in printing system memory.
Use job name + date and time
Adds the current date and time to the end of the job name, in the format:
mmddyy hhmmss
KX DRIVER 8-7