What was found
WHILE ACCOMPLISHING EMERGENCY LIGHTS CHECK DURING 3SVC GOT FAULT, EPSU BATTERY EMER R. REPLACED BATTERY RIGHT SIDE, TESTS OKAY.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
WHILE ACCOMPLISHING EMERGENCY LIGHTS CHECK DURING 3SVC GOT FAULT, EPSU BATTERY EMER R. REPLACED BATTERY RIGHT SIDE, TESTS OKAY.