# SDR CALA2019062901071

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: June 24, 2019
- Submitted: June 30, 2019
- Operation: Air carrier
- Aircraft: N590UA
- Make and model: Boeing 757222
- Aircraft serial: 28708
- Aircraft time: 80,368 hours, 20,788 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Diode
- Part number: JANTX1N5618
- 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/CALA2019062901071

## Discrepancy

AIRCARFT EMERGENCY LIGHTS  ARE COMING  ON  AUTOMATICALLY EVERY TIME POWER IS REMOVED FROM AIRCRARFT  THIS WITH  EMERGENCY LIGHTS SWITCH IN OFF POSTION REF AAR N/R:9891341 REMOVED AND REPLACED CR2 DIODE AT P5 PANEL IAW B757-2 AMM 20-10-26 AND WDM 33-51-11 PERFORMED OPS CHECK OF EMERGENCY LIGHT OPS CHECK IS NORMAL IAW B757-2 AMM 33-51-00.

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