# SDR HEEA072708

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 19, 2001
- Submitted: May 7, 2001
- Operation: General aviation
- Aircraft: N2149S
- Make and model: Bell 412
- Registry model: [Bell 412](https://openairdocs.org/model/bell-412) (OpenAirDocs)
- Aircraft serial: 36002
- Aircraft time: 12,257 hours
- System (JASC): [3442 · Weather Radar System](https://openairdocs.org/jasc/3442)
- Part: Indicator
- Part number: MI5851345
- Part serial: 1939
- Condition: Failed
- Location: Radar
- Stage of operation: IN
- How discovered: C
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/HEEA072708

## Discrepancy

WOULD NOT GO INTO TEST MODE.  ALSO HAD FALSE TARGETS ON HIGH RANGE SETTINGS. FOUND DISPLAY TEST PATTERN INTERMITTENTLY DROPPING OFF.  FOUND LOGIC NR 1 BOARD CAUSING PROBLEM.  REPLACED LOGIC #1 BOARD FROM P40 INDICATOR.  REPAIRED.  BENCH CHECK GOOD.

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