# SDR ASAA2013032394238

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 23, 2013
- Submitted: March 25, 2013
- Operation: Air carrier
- Aircraft: [N563AS](https://openairdocs.org/aircraft/N563AS), registered now
- Make and model: Boeing 737890
- Aircraft serial: 35180
- Aircraft time: 24,485 hours, 7,579 cycles
- System (JASC): [2130 · Cabin Pressure Control System](https://openairdocs.org/jasc/2130)
- Part: Control Module
- Part number: 8243921003
- Part serial: 06072425
- Condition: Inoperative
- Location: Cabin Pressure
- Part time: 24,490 hours, 7,580 cycles
- Stage of operation: NR
- 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/ASAA2013032394238

## Discrepancy

ON THE PRESSURIZATION CONTROL PANEL,THE FLIGHT ALTITUDE DISPLAY IS INOPERATIVE,  ONLY RANDOM LINE SEGMENTS ARE ILLUMINATED.  R & R CABIN PRESSURE CONTROL MODULE REF 21-31-02-400-801, OPS CK OK, GROUND VERIFICATION CK OK.

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