# SDR MALA080030

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 25, 2008
- Submitted: February 27, 2008
- Operation: Air carrier
- Aircraft: N404XJ
- Make and model: Saab 340B
- Registry model: [Saab 340B](https://openairdocs.org/model/saab-340b) (OpenAirDocs)
- Aircraft serial: 340B404
- Aircraft time: 25,282 hours, 27,854 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Power Supply
- Part number: PN330151
- Condition: No Test
- 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/MALA080030

## Discrepancy

EMERGENCY POWER SUPPLIES 23LN AND 24LN FAILED CAPACITY CHECK DURING COMPLETION OF TASK CARD 335003.  REPLACED BOTH POWER SUPPLIES WITH SERVICEABLE UNITS PN 3301-51 SN ON 23 LN 2119 SN ON 24LN, OPS CHECKS GOOD.

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