# SDR USAA20090408SB052

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 7, 2009
- Submitted: April 8, 2009
- Operation: Air carrier
- Aircraft: N430US
- Make and model: Boeing 737-4B7
- Registry model: [Boeing 737-4B7](https://openairdocs.org/model/boeing-737-4b7) (OpenAirDocs)
- Aircraft serial: 24552
- System (JASC): [3140 · Central Computers](https://openairdocs.org/jasc/3140)
- Part: Warning System
- Condition: Malfunctioned
- Location: Cockpit
- Stage of operation: NR
- How discovered: O
- Nature of condition: N
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/USAA20090408SB052

## Discrepancy

EN ROUTE FROM PBI TO CLT, CREW REPORTED THE FOLLOWING LIGHTS ILLUMINATED:  FLT CONT/WING & ENG AI/HYD PUMP SW/AC PRESS. PANEL/FIRE CONT PANEL/APU DET INOP/APU BOT DISCH/L&R BOT DISC/LOWER APU SQUIB/FLT DK DR PANEL/PAX O2/MASTER CAUTION.  FLIGHT LANDED WITHOUT INCIDENT.  MAINTENANCE RESET DIM & TEST CIRCUIT BREAKERS.  TROUBLESHOT SYSTEM IN ASSOCIATION WITH MM 33-15-00 FAULT ISOLATION TEST.  RAN ENGINES, GENERATORS ON LINE.  SYSTEM OPS CHECKS NORMAL.

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