# SDR ASAA2012071992564

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 1, 2012
- Submitted: July 24, 2012
- Operation: Air carrier
- Aircraft: [N563AS](https://openairdocs.org/aircraft/N563AS), registered now
- Make and model: Boeing 737890
- Aircraft serial: 35180
- Aircraft time: 22,040 hours, 6,882 cycles
- System (JASC): [2131 · Cabin Pressure Controller](https://openairdocs.org/jasc/2131)
- Part: Controller
- Condition: Malfunctioned
- Location: Cabin Pressure
- 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/ASAA2012071992564

## Discrepancy

ON PREFLIGHT, FOUND AUTO FAIL ILLUMINATED WITH SWITCH IN AUTO MANUAL LIGHT WAS ALSO ILLUMINATED.  GROUNDED ACFT. FOUND CABIN PRESSURE CONTROL FAULT TO BE A RECOVERABLE FAULT REF MEL 21-14C.

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