TM 1-1510-225-10 3B-45 Table 3B-9.  CDU Annunciations and Scratchpad Messages  (Continued) ANNUNCIATION /SP MESSAGE INITIATING CONDITION RESET MECHANISM LOCATION BLINKING NOT CLEARABLE CDU MSG ALERT Ö timer 2 Down-count to zero. Clear key A B X Ö timer 3 Down-count to zero. Clear key A B X Ö version CDU software versions incompatible. Replace or power down unit with incorrect version. A B X X cir active Circle pattern is currently being executed. Circle pattern canceled. A N X CIR IS ACTIVE Attempt to delete or modify the circle fix, delete MFP attribute, or modify the flight plan course or attempt to insert a PPOS hold or insert a waypoint at the active waypoint during pattern execution. Clear key SP A CONF LOADXXXXXXXX Request to load the alternate flight plan XXXXXXXX into the CDU from the data cartridge. Clear key, reselect entered ALTN. SP N CONFIRM ADD Request to add a new user waypoint to the database. Clear key, or select Add. SP N CONFIRM ALTN RMV Request to remove a Pattern from the alternate flight plan. Clear key or reselect ALTN FPLN. SP N CONFIRM CHNG TO CIR Request to change MFP type to circle. Clear key or selection of PTRN CHNG. SP N CONFIRM CHNG TO FG8  Request to change MFP type to figure 8. Clear key or selection of PTRN CHNG. SP N CONFIRM CHNG TO RTK Request to change MFP type to racetrack. Clear key or selection of PTRN CHNG. SP N CONFIRM CLEAR COMM Request to clear COMM presets. Clear key or reselect COMM. SP N CONFIRM CLEAR FPLNS Request to clear flight plan and alternate flight plans. Clear key or reselect FPLN/ALTN. SP N CONFIRM CLEAR GPS Request to clear GPS SA/AS keys. Clear key or reselect GPS SP N CONFIRM CLEAR PTS Request to clear the markpoint and waypoint list. Clear key MKPTS/WPTS. SP N CONFIRM ERASE DATA Request to erase flight data (Start 3 page). Clear key or reselect ERASE FLT/DATA. SP N CONFIRM ERASE ALTN Request to erase alternate flight plan (Altn Fpln page). Clear key or reselect ERASE ALTN. SP N