# SDR HALA2009121900593

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 19, 2009
- Submitted: December 21, 2009
- Operation: Air carrier
- Aircraft: N584HA
- Make and model: Boeing 767-3G5
- Registry model: [Boeing 767-3G5](https://openairdocs.org/model/boeing-767-3g5) (OpenAirDocs)
- Aircraft serial: 24258
- Aircraft time: 90,060 hours, 17,345 cycles
- System (JASC): [3460 · Flight Management Computing Hardware System](https://openairdocs.org/jasc/3460)
- Part: Transponder
- Condition: Warning Message
- Location: Nr 1
- Stage of operation: CR
- 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/HALA2009121900593

## Discrepancy

ETOPS SIGNIFICANT SYS - TCAS DISPLYS NR 1 TRANSPONDER DATA BUSS MESSAGE AND CAPT/ FO USI TCAS FAIL FLAG DISPLAYED.   NR 2 ATC SWITCH RESTORES NORMAL OPERATION.  CYCLED PWR TO TCAS SYS.  GND OPS CHECK OK.

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