What was found
ETOPS SIGNIFICANT SYSTEM, BTB DUE TO PROBE HEAT EICAS MSG CAPT PITOT, R AUX PITOT, L AOA PROBE HEAT LIGHT ILLUMINATED. RESET C/B FOR CAPT PITOT AND L AOA ACCOMPLISHED AMM 30-34-00 OPERATIONAL TEST OF PROBE HEAT SYSTEM. TEST OK. ACCOMPLISHED AMM 30-32-00 OPERATIONAL TEST OF THE ANGLE OF ATTACK PROBE HEAT SYS TEST OK. ACCOMPLISHED AMM 30-31-00 OPERATIONAL TEST OF THE PITOT STATIC PROBE HEAT SYS, TEST OK. OK FOR SERVICE.