# SDR ASAA2023070243890

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 2, 2023
- Submitted: July 6, 2023
- Operation: Air carrier
- Aircraft: [N585AS](https://openairdocs.org/aircraft/N585AS), registered now
- Make and model: Boeing 737890
- Aircraft serial: 35683
- Aircraft time: 57,335 hours, 17,169 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Power Supply
- Part number: D71702001
- Condition: Inoperative
- Location: Main Cabin
- Stage of operation: IN
- How discovered: V
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/ASAA2023070243890

## Discrepancy

EMERGENCY LIGHT SYSTEM POWER SUPPLY (M1676) OPERATIONAL TEST FAILED. GROUNDED - YES. REMOVED, REPLACED AND OPERATIONAL TESTED EMERGENCY LIGHT SYSTEM POWER SUPPLY M1676 B737-800 AMM 33-51-06-960-806, OPS TEST GOOD.

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