# SDR ASAA2017090521820

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 5, 2017
- Submitted: September 7, 2017
- Operation: Air carrier
- Aircraft: [N493AS](https://openairdocs.org/aircraft/N493AS), registered now
- Make and model: Boeing 737990ER
- Aircraft serial: 41727
- Aircraft time: 5,445 hours, 1,843 cycles
- System (JASC): [2130 · Cabin Pressure Control System](https://openairdocs.org/jasc/2130)
- Part: Control Panel
- Part number: 10194391001
- Part serial: 2015050036
- Condition: Malfunctioned
- Location: Cabin Pressure
- Part time: 5,370 hours, 1,767 cycles
- 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/ASAA2017090521820

## Discrepancy

REPORTS OF LIGHTING ISSUES ON THE P5-6 CABIN PRESSURE CONTROL PANEL.  ACFT GROUNDED.  ACCOMPLISHED TSR818697. REPLACED CABIN PRESSURE CONTROL PANEL AS REQUESTED IN TSR. ALL OPS NORMAL IAW AMM 21-31-02, 21-31-00.

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