As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING THE EMERG PWR TO ARM DURING PREFLIGHT RECEIVED EMER PWR TST FAIL LEVEL 1 ALERT 04APR22 04:56 MEM R OLD DISCREPANCY : 591 / 24-22 / 0006810 PART 04APR22 05:13 MEM U IDENTIFIED PARTS MARATHON MAIN MPN: 31433-001 CPN: 2412387 QTY: 2 PART 04APR22 05:15 MEM U ORDER PART MPN: 31433-001. CLEARED FAULT IN REFERENCE TO AMM 24_34_02_5_0. OPS CHECK SATISFACTORY AT THIS TIME. A/C OK FOR SERVICE FOR THE WORK PERFORMED ABOVE ONLY.