# SDR IPXA2024021728160

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 12, 2024
- Submitted: February 27, 2024
- Operation: Air carrier
- Aircraft: [N578UP](https://openairdocs.org/aircraft/N578UP), registered now
- Make and model: Boeing 747-45E
- Registry model: [Boeing 747-45E](https://openairdocs.org/model/boeing-747-45e) (OpenAirDocs)
- Aircraft serial: 27154
- Aircraft time: 119,494 hours, 20,130 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Battery
- Part number: 20131A
- Part serial: 31346
- Condition: Inoperative
- 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/IPXA2024021728160

## Discrepancy

FOUND THE UPPER DECK DOOR RIGHT SIDE EXIT EMERGENCY LIGHT INOP (REPLACE) C/W I.A.W AMM 33-51-04-902-001-001 REV.109 REPLACED THE EMERGENCY LIGHT BATTERY (M5056) AT UPPER DECK,AND PERFORMED UPPER DECK EMERGENCY LIGHT OPERATIONAL TEST, RESULT WAS SATISFACTORY. IPC VERIFIED AND SERVICEABLE TAG NO.151742.

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