# SDR ASAA2021040534512

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 5, 2021
- Submitted: April 6, 2021
- Operation: Air carrier
- Aircraft: [N523AS](https://openairdocs.org/aircraft/N523AS), registered now
- Make and model: Boeing 737890
- Aircraft serial: 35194
- Aircraft time: 39,374 hours, 13,878 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Power Supply
- Part number: D71702001
- Condition: No Test
- Location: Emergency Lights
- 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/ASAA2021040534512

## Discrepancy

LH FWD EXIT ESCAPE DOOR EMERGENCY LIGHT INOP. GROUNDED - YES. REMOVED & REPLACED M2335 (EMERGENCY POWER SUPPLY) REF B737-800 AMM 33-51-06 OPS NORMAL.

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