# SDR FDEA202603040312

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 4, 2026
- Submitted: March 5, 2026
- Operation: Air carrier
- Aircraft: [N658FE](https://openairdocs.org/aircraft/N658FE), registered now
- Make and model: Airbus A300 F4-605R
- Registry model: [Airbus A300 F4-605R](https://openairdocs.org/model/airbus-industrie-a300-f4-605r) (OpenAirDocs)
- Aircraft serial: 752
- Aircraft time: 39,616 hours, 22,274 cycles
- System (JASC): [5270 · Door Warning System](https://openairdocs.org/jasc/5270)
- Part: Power Supply
- Part number: 321490
- Part serial: 2035
- Condition: Inoperative
- Location: Zone 800
- Stage of operation: IN
- How discovered: C
- Nature of condition: L
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/FDEA202603040312

## Discrepancy

CHECK FOUND BOTH L & R  FWD DOOR ESCAPE SLIDE  WARNING LIGHT INOP, BUZZER WORK NORMAL.  RELEASED FOR SERVICE IAW MEL 52-73-01-01, CATEGORY C. .  L1 & R1 CREW ENTRY DOOR ESCAPE SLIDE WARNING SYSTEM  LIGHTS INOPERATIVE.  REPLACED THE AUTONOMOUS POWER SUPPLY UNIT (70WN) IAW AMM 52-73-18-04. ADJ./TEST PERFORMED IAW AMM 52-73-00-05-02. OK FOR SERVICE.

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