146F--BXFFFE INT 14 U - Connection Manager - ???
146F--BXFFFF INT 14 - Connection Manager - INSTALLATION CHECK
146F00 INT 14 - HP Vectra EX-BIOS - "F14_INQUIRE" - INSTALLATION CHECK
146F01 INT 14 - HP Vectra EX-BIOS - "F14_EXINIT" - INITIALIZE SERIAL PORT
146F02 INT 14 - HP Vectra EX-BIOS - "F14_PUT_BUFFER" - TRANSMIT BUFFER
146F03 INT 14 - HP Vectra EX-BIOS - "F14_GET_BUFFER" - READ DATA INTO BUFFER
146F04 INT 14 - HP Vectra EX-BIOS - "F14_TRM_BUFFER" - READ UNTIL TERMINATOR