# SDR ASAA2013091795996

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 17, 2013
- Submitted: September 19, 2013
- Operation: Air carrier
- Aircraft: [N530AS](https://openairdocs.org/aircraft/N530AS), registered now
- Make and model: Boeing 737890
- Aircraft serial: 36578
- Aircraft time: 13,734 hours, 4,146 cycles
- System (JASC): [3460 · Flight Management Computing Hardware System](https://openairdocs.org/jasc/3460)
- Part: Display
- Condition: Malfunctioned
- Location: Cockpit
- Stage of operation: TX
- How discovered: O
- Nature of condition: J
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/ASAA2013091795996

## Discrepancy

DURING MOMENTARY GROUND POWER LOSS, F/O MCDU BLANKED OUT.  ACFT GROUNDED. SWITCHED POWER SOURCES, NO HELP, RESET FMCS MCDU 2 AND COMPUTER 2 CIRCUIT BREAKER IAW AMM 20-60-01-860-801.  F/O MCDU RETURNED TO NORMAL.  OK FOR CONTINUE SERVICE.

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