As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AIRCRAFT WAS NOT GROUNDED: DURRING CRUISE. ALTITUDE CALLOUTS , WINDSHEAR SYS, GROUND PROX SYS MESSAGES DISPLAYED ON EICAS. MAINTENANCE T/S PER FIM 34-46-00-810-803. FOUND F/C 34-46891. ACCOMPLISHED GROUND PROX WARNING SYSTEM TEST IAW AMM 34-46-00-730-804-002. ALL TESTS PASS GPWS . OPS CK GOOD.