# SDR ASAA2020020423073

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 2, 2020
- Submitted: February 5, 2020
- Operation: Air carrier
- Aircraft: [N562AS](https://openairdocs.org/aircraft/N562AS), registered now
- Make and model: Boeing 737890
- Aircraft serial: 35091
- Aircraft time: 51,118 hours, 15,172 cycles
- System (JASC): [3442 · Weather Radar System](https://openairdocs.org/jasc/3442)
- Part: Display
- Condition: Unknown
- Location: Radar
- 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/ASAA2020020423073

## Discrepancy

FO'S RADAR DISPLAYS TERRAIN RETURNS IN ALL MODES. GROUNDED - YES. PERFORMED WXR OPS TEST NORMAL REF B737-800 AMM 34-43-00 AND GPWS OPS TEST NORMAL AMM 34-46-00, BOTH TEST FUNCTION NORMAL, UNABLE TO DUPLICATE THE DISCREPANCY.

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