what does code f mean for hotpoint ultima?

These codes are reading from the top neon down.

F01....OFF, OFF, OFF, Flash, OFF.
F02....OFF, OFF, Flash, OFF, OFF.
F03....OFF, OFF, Flash, Flash, OFF.
F04....OFF, Flash, OFF, OFF, OFF.
F05....OFF, Flash, OFF, Flash, OFF.
F06....OFF, Flash, Flash, OFF, OFF.
F07....OFF, Flash, Flash, Flash, OFF.
F08....Flash, OFF, OFF, OFF, OFF.
F09....Flash, OFF, OFF, Flash, OFF.
F10....Flash, OFF, Flash, OFF, OFF.
F11....Flash, OFF, Flash, Flash, OFF.
F12....Flash, Flash, OFF, OFF, OFF.
F13....Flash, Flash, OFF, Flash, OFF.
F14....Flash, Flash, Flash, OFF, OFF.
F15....Flash, Flash, Flash, Flash, OFF.
f16....OFF, OFF, OFF, OFF, Flash.
F17....OFF, OFF, OFF, Flash, Flash.
F18....OFF, OFF, ON, OFF, OFF. Fault on control board, check Eeprom.
hi there should be a number with it

phil grimshaw
December 2006