What was found
SLIDE DID NOT DISPLAY ON ECAM WHEN ARMING RIGHT CABIN DOOR. RELEASED FOR SERVICE PER MEL : 52- XX-XX CATEGORY : C EXP: 25MAR22 - (R1) DOOR - INOP. DOOR ESCAPE SLIDE ARMING SYSTEM IS TO BE VERIFIED AS FULLY ARMED PRIOR TO EACH DEPARTURE." AUTONOMOUS STANDBY UNIT MPN: 3214-91 CPN: 5210609 QTY: 1 REASON CODE : PREMATURE REMOVAL/INSTALLATION OFF MPN: AD-3214-30 POS: 2 SRL: 104117 TAG NBR: 3174F2. ON MPN: AD-3214-31 CPN: 3310373 SRL: 256491 TAG NBR: 6210H6 FACT 16MAR22 12:25 AMM: 52-73-00-05-01 ADJ AND TEST WORKED AT BLOCK IN IAW AMM. TEST OF POWER SUPPLY SHOWED BATTERY NUMBER 2 BAD R&R BATTERY IAW AMM 52-73-18-04 OPS CHECKS GOOD AT THIS TIME NO FURTHER FAULTS NOTED