As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
(CAN) DURING A START ATTEMPT OF #1 ENGINE THE PILOT WAS UNABLE TO OBTAIN ANY N1 ROTATION. WHEN A SECOND START WAS ATTEMPTED AN AUDIBLE "CLUNK" WAS HEARD. THE STARTER GENERATOR AND TACHOMETER WERE REMOVED TO ATTEMPT TO MANUALLY ROTATE N1 DRIVE. NO ROTATION WAS POSSIBLE. THE POWER SECTION WAS REMOVED AND DISASSEMBLY FOUND DAMAGE TO THE COMPRESSOR BLADES, STATOR, SPACER AND AIR SEAL.