What was found
DURING CLIMBOUT-PASSING 15,000-BOTH ALTIMETER INDICATIONS ON THE PFD''S TURNED AMBER IN COLOR AND SURROUNDED BY AMBER BOX. DIVERTED IAD. *S/D* PER 777 FLIGHT MANUAL PAGE 19-63 FOR THE INFORMATION ABOUT THE BAROMETRIC SETTING THE FOLLOWING IS QUOTED THE DISPLAY APPEARS IN A BOX AND CHANGES TO AMBER IF A BAROMETRIC SETTING IS SET AND ALTITUDE CLIMBS ABOVE THE TRANSITION ALTITUDE, OR IF STD IS SET AND ALTITUDE DESCENDS BELOW THE TRANSITION FLIGHT LEVEL. THERE WERE NO MESSAGES OR CORRELATED MESSAGES NOTED. THE M004 AND M009 AIMS MODULES WERE RESET. THE GROUND OPERATIONAL CHECKS WERE COMPARED WITH OTHER B777 AIRCRAFT AND THEY WERE THE SAME. ALL SYSTEMS RELATED TO THIS INDICATION CHECKED NORMAL. THERE WERE N