As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
EMERGENCY LIGHT BAY 1 LOW MESSAGE SHOWN DURING EMERGENCY LIGHT TEST. ACCOMPLISHED AMM 33-51-02-00, FIG 104 AND OPS TEST OF EMERGENCY LIGHTING BATTERY POWER SUPPLY IAW AMM 33-51-01-700-805. NO FAULTS FOUND, TEST PASS SHOWS OK FOR SERVICE.