# SDR DL777990792

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 1, 1999
- Submitted: March 26, 2000
- Operation: Air carrier
- Aircraft: N861DA
- Make and model: Boeing 777232
- Aircraft serial: 29952
- System (JASC): [2131 · Cabin Pressure Controller](https://openairdocs.org/jasc/2131)
- Part: Controller
- Condition: Inoperative
- Location: Cockpit
- Component: 285W02181
- Stage of operation: DE
- Nature of condition: J
- Precautionary procedure: I
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/DL777990792

## Discrepancy

FAA SIMULATION, BOTH AUTO CABIN PRESSURE CONTROLLERS INOP.  CHANGED CARD A1 (M23117A1) BAD FAA SIMULATION COMPLETE.

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