# SDR AALA202311137705

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: November 10, 2023
- Submitted: November 13, 2023
- Operation: Air carrier
- Aircraft: [N775AN](https://openairdocs.org/aircraft/N775AN), registered now
- Make and model: Boeing 777223
- Aircraft serial: 29584
- Aircraft time: 94 hours, 11,709 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Power Supply
- Part number: M33400
- Condition: Inoperative
- Location: Zone 200 - Fuse
- 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/AALA202311137705

## Discrepancy

AIRCRAFT WAS NOT GROUNDED: MDCR INTERIOR EXIT SIGN AND MDCR WALL EXTERIOR EMERGENCY LIGHT INOPERATIVE. MANTENANCE REMOVED AND REPLACED EMERGENCY LIGHT POWER SUPPLY IAW AMM 33-51-06.

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.