# SDR AALA201801099008

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 7, 2018
- Submitted: January 16, 2018
- Operation: Air carrier
- Aircraft: N173AN
- Make and model: Boeing 757223
- Aircraft serial: 32399
- Aircraft time: 51,110 hours, 14,356 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Power Supply
- Condition: Defective
- 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/AALA201801099008

## Discrepancy

THE AIRCRAFT WAS GROUNDED. FOUND EMERGENCY PATH LIGHTING FROM ROW 9D THRU 15D VERY DIM. REMOVED AND REPLACED EMERGENCY PATH LIGHTING POWER SUPPLY AND BATTERY PACK PER MM 33-51-07. ALL OPERATIONS AND INDICATIONS NOW TEST NORMAL.

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