What was found
DURING CABIN EMERGENCY LIGHTING TEST EPSU BATTERY REQUIRES REPLACEMENT / R/R AFT EPSU BATTERY BITE CHECK GOOD IAW AMM 33-51-38"
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
DURING CABIN EMERGENCY LIGHTING TEST EPSU BATTERY REQUIRES REPLACEMENT / R/R AFT EPSU BATTERY BITE CHECK GOOD IAW AMM 33-51-38"