As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
RIGHTT OVERWING ESCAPE SLIDE CHANGE. A/C FAILED OPERATIONAL TEST OF EMERGENCY LIGHTING SYS 33-51-00-710-001. THE BATTERY FAULTED. R & R THE BATTERY IAW AMM 33-51-38. OPS CHECKED GOOD. NO DEFECTS FOUND. R & R FWD LT EPSU ASSEMBLY IAW AMM 33-51-38. OPS TEST FAILED. REINSTALLED EPSU AND REPLACED BATTERY IAW AMM 33-51-38. DISCONNECTED L1 DOOR SLIDE CONNECTOR FOR TROUBLESHOOTING, OPS CHECK FAILED, CONNECTED AND TORQUED THE SLIDE ASSY IAW AMM 25-62-44.