As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING T/C A320-33-51-00-710-003 BATTERY 10WL FAILED A CAPACITY TEST. EMERGENCY POWER SUPPLY UNIT & BATTERY FAILED TEST AT LOC 11WL. R & R THE BATTERY 10WL IAW 33-51-38. TESTED NORMAL. R & R EPSU & BATTERY AT 11WL IAW AMM 33-51-38, OPS CHECKED GOOD. R & R BATTERY 12WL IAW 33-51-38, TESTED NORMAL. R & R EMERGENCY POWER SUPPLY UNIT & BATTERY AT 13WL IAW 33-51-38. OPS CHECKED GOOD.