# SDR IPXA2026102020598

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 19, 2026
- Submitted: October 20, 2026
- Operation: Air carrier
- Aircraft: [N393UP](https://openairdocs.org/aircraft/N393UP), registered now
- Make and model: Boeing 767316
- Aircraft serial: 29228
- Aircraft time: 92,177 hours, 22,250 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Sign
- Part number: 20131A
- Part serial: 116068
- Condition: Inoperative
- Location: Zone 200
- 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/IPXA2026102020598

## Discrepancy

DURING PSM FOUND EMERGENCY EXIT SIGN NEXT TO ENTRY DOOR NOT ILLUMINATING FIM 33-51 FT 805 REV. 149 FOLLOWED, PRESSED TEST BUTTON ON BATTERY PACK, NO LIGHTS ILLUMINATING. BATTERY PACK REPLACED IAW AMM 33-51-07/201 REV, 149 AND EMERGENCY LIGHTS TESTED SATISFACTORY

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