# SDR ASAA1159463

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 16, 2011
- Submitted: April 19, 2011
- Operation: Air carrier
- Aircraft: [N577AS](https://openairdocs.org/aircraft/N577AS), registered now
- Make and model: Boeing 737890
- Aircraft serial: 35186
- Aircraft time: 15,429 hours, 4,654 cycles
- System (JASC): [2430 · DC Generating System](https://openairdocs.org/jasc/2430)
- Part: Control Unit
- Condition: Malfunctioned
- Location: Electrical Sys
- Stage of operation: TX
- How discovered: O
- Nature of condition: J
- Precautionary procedure: D
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/ASAA1159463

## Discrepancy

ELEC LIGHT REMAINS ILLUMINATED AFTER START.  RESET SPCU NORMAL AND SPCU STANDBY C/B'S.  ELEC MESSAGE BITE TESTS ALL PASS IAW FIM TASK 24 31 00 810 801.

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