The DEL_FONT box contains the command which deletes a single downloaded font from the printer's memory.
For the HP LaserJet IIP printer, the Font Control command (ESC*cnF) deletes downloaded fonts, makes downloaded fonts temporary, makes downloaded fonts permanent, and so on. If n is 2, the font whose ID was last specified is deleted.
To specify the Font Control command that deletes the last identified downloaded font, type the following in the DEL_FONT box:
\x1B*c2F