# SDR ASAA2022051838385

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 18, 2022
- Submitted: May 20, 2022
- Operation: Air carrier
- Aircraft: [N538AS](https://openairdocs.org/aircraft/N538AS), registered now
- Make and model: Boeing 737890
- Aircraft serial: 41188
- Aircraft time: 36,618 hours, 10,698 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Power Supply
- Part number: D71702001
- Condition: Inoperative
- Location: Main Passenger C
- 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/ASAA2022051838385

## Discrepancy

WHILE COMPLETING ASA TASK CARD 78233008 MID CABIN INTERIOR EMERGENCY EXIT LIGHT NOT TURN ON. GROUNDED - YES. REPLACED POWER SUPPLIES M1695, M1694, M1676 REF B737-800 AMM 33-51-06-200, OPS NORMAL.

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