# SDR DXTA2021020404677

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 3, 2021
- Submitted: February 5, 2021
- Operation: Air carrier
- Aircraft: [N379QS](https://openairdocs.org/aircraft/N379QS), registered now
- Make and model: Emb EMB-505
- Registry model: [EMB EMB-505](https://openairdocs.org/model/embraer-executive-emb-505) (OpenAirDocs)
- Aircraft serial: 50500294
- Aircraft time: 4,396 hours, 3,492 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Power Supply
- Condition: Malfunctioned
- Location: Emergency Lights
- Stage of operation: NR
- How discovered: 9
- Nature of condition: O
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/DXTA2021020404677

## Discrepancy

WHEN EMERGENCY LT IS IN THE ARM POSITION, THE EMERGENCY LIGHTS IN THE CABIN FLICKER.  CORRECTIVE ACTION: REMOVED AND REPLACED BOTH FWD AND AFT EMERGENCY LIGHT POWER UNITS, IAW EMBRAER PHENOM 300 AMM  33-52-01.  OPERATIONS CHECK GOOD.  FWD REMOVED P/N 6450LS-00 S/N 001201; FWD INSTALLED P/N6450LS-00 S/N 002172; AFT REMOVED P/N 6450LS-00 S/N 001214; AFT INSTALLED P/N 6450LS-00 S/N 000620.

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