Printronix P3000 Series - Manual (Page 153)

6–67 Programming
VFU Commands (P–Series)
ASCII Hex Decimal
P–Series Refer to the Vertical Format Units chapter.
Serial N/A N/A N/A
NOTE: If the SFCC being used is ESC, the PI line must be set high when using the EVFU.
Purpose Load and execute the VFU.
Comment Refer to the Vertical Format Units chapter for details.