# SDR J7SA2020070600204

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: June 25, 2020
- Submitted: July 6, 2020
- Operation: Air carrier
- Aircraft: [N371FX](https://openairdocs.org/aircraft/N371FX), registered now
- Make and model: Emb EMB-505
- Registry model: [EMB EMB-505](https://openairdocs.org/model/embraer-executive-emb-505) (OpenAirDocs)
- Aircraft serial: 50500387
- Aircraft time: 3,539 hours, 2,469 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Battery
- Condition: Low Voltage
- Location: Cabin
- Stage of operation: IN
- How discovered: C
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/J7SA2020070600204

## Discrepancy

DISCOVERED EMERGENCY LIGHTS COME ON A FEW MINUTES AFTER SWITCHING EMER LIGHT TO ARM.  REMOVED AND REPLACED FWD AND AFT EMERGENCY LIGHT POWER SUPPLIES AS REQUIRED. PERFORMED SATISFACTORY OPS CHECKS--NO DEFECTS NOTED.  WORK PERFORMED AMM 33-52-00.  FWD BATTERY P/N OFF/ON: 6450LS-00 S/N OFF: 001894 S/N ON: 001485 AFT BATTERY P/N OFF/ON: 6450LS-00 S/N OFF: 001946 S/N ON: 002599 FWD BATTERY INSPECT DATE: 15-JUNE-2020 AFT BATTERY INSPECT DATE: 18-JUN-2020.

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