# SDR ASAA2015060411996

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: June 4, 2015
- Submitted: June 8, 2015
- Operation: Air carrier
- Aircraft: [N518AS](https://openairdocs.org/aircraft/N518AS), registered now
- Make and model: Boeing 737890
- Aircraft serial: 35693
- Aircraft time: 24,677 hours, 7,361 cycles
- System (JASC): [3460 · Flight Management Computing Hardware System](https://openairdocs.org/jasc/3460)
- Part: Keyboard
- Part number: 17410802
- Condition: Worn
- Location: Mcdu
- Stage of operation: NR
- How discovered: O
- Nature of condition: O
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/ASAA2015060411996

## Discrepancy

F/O MCDU, CONTROL DISPLAY UNIT,  BUTTON 6L COMING OFF.  ACFT GROUNDED. REPLACED F/O MCDU KEYPAD.  INSTALLATION TEST PASSES.  REF AMM 34-61-01-400-801.

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