# SDR ASAA2023101545606

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 15, 2023
- Submitted: October 16, 2023
- Operation: Air carrier
- Aircraft: [N607AS](https://openairdocs.org/aircraft/N607AS), registered now
- Make and model: Boeing 737790
- Aircraft serial: 29751
- Aircraft time: 71,802 hours, 37,102 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Power Supply
- Part number: D71702001
- Condition: Faulted
- Location: Main Cabin
- 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/ASAA2023101545606

## Discrepancy

REF T/C 78233011 - L-I DOOR EXTERNAL EMERGENCY ESCAPE SLIDE ILLUM LITE INOP. GROUNDED - YES. T/S AND FOUND EMER BATT PACK PWR SUPPLY AT FAULT. REMOVED AND REPLACED PWR SUPPLY IAW B737-700 AMM 33-51-06 & L-1 DOOR EMER ESC SLIDE LITE OPS NML.

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