# SDR ASAA2016081617725

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 16, 2016
- Submitted: August 18, 2016
- Operation: Air carrier
- Aircraft: [N516AS](https://openairdocs.org/aircraft/N516AS), registered now
- Make and model: Boeing 737890
- Aircraft serial: 39044
- Aircraft time: 29,409 hours, 8,969 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Power Supply
- Part number: D71702001
- Condition: Failed
- Location: Emergency Lights
- 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/ASAA2016081617725

## Discrepancy

EMERGENCY LIGHT OVERDOOR EXIT SIGN AT R2 DOOR, ESCAPE SLIDE LIGHT ON FUSELAGE EXTERIOR AT R-2 DOOR, EXIT LOCATOR SIGN AT R-2 DOOR, AISLE LIGHTS AT ROWS 27 AND 29 RIGHT, AND EMERGENCY LIGHT CEILING LIGHT IN AFT CABIN CEILING ARE INOPERATIVE.  ACFT GROUNDED.  IAW WDM 33-51-14-4 - REMOVED, REPLACED, AND TESTED EMERGENCY LIGHT BATTERY PACK IN M1672 POWER SUPPLY IAW AMM 33-51-06-960-805 - OPS NORMAL.

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