What was found
R1 ENTRY DOOR SLIDE NOT SHOWING SLIDE INDICATION ON ECAM WITH LEVER IN THE ARMED POSITION. REMOVED AND REPLACED AUTONOMOUS STANDBY UNIT IAW A300 AMM 52-73-18-04 OPS CHECK FAILED R1 DOOR SLIDE INDICATION STILL DOES NOT SHOW ON ECAM WHEN DOOR IS ARMED. REQUIRES FURTHER TROUBLESHOOTING NAME- AUTONOMOUS STANDBY UNIT, MFR.- DIEHL, PN- 3214-90, SN- 2038. SUSPECT BATTERIES WERE NOT FULLY CHARGED DURING FIRST ATTEMPT AT OPS CHECK. LET BATTERIES CHARGE AND PERFORMED TEST OF AUTONOMOUS STANDBY POWER SUPPLY UNIT IAW A300 AMM 52-73-00-05-02 OPS CHECK GOOD