Kyocera FS-6700 - Manual (Page 170)

6-3
Chapter 6 Symbol Set Tables
LaserJet 5M US Legal (1U) LaserJet 5M IBM PC-8 (10U)
To have the printer print the characters of decimal numbers of 7
through 15, and 27, set the printer to the HP PCL transparent
mode (ESC&p#X).