# SDR HALA2010080800355

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 8, 2010
- Submitted: August 9, 2010
- Operation: Air carrier
- Aircraft: N588HA
- Make and model: Boeing 767-3CB
- Registry model: [Boeing 767-3CB](https://openairdocs.org/model/boeing-767-3cb) (OpenAirDocs)
- Aircraft serial: 33466
- Aircraft time: 30,270 hours, 5,685 cycles
- Engine: Pwa PW4060
- System (JASC): [3420 · Attitude and Direction Data System](https://openairdocs.org/jasc/3420)
- Part: Adi
- Condition: Malfunctioned
- Location: Cockpit
- Stage of operation: NR
- How discovered: 9
- Nature of condition: N
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/HALA2010080800355

## Discrepancy

ETOPS SIGNIFICANT SYS -  CAPTS ADI & HSI WENT BLANK WITH SG FAIL MESSAGE DISPLAYED IN BOTH INDICATORS, SELECTING ALT EFI CORRECTED FAULT. AFTER A COUPLE OF MIN RESELECTED CAPTS EFI AND DISPLAY WAS NORMAL.  PERFORMED EFIS SYMBOL GEN TEST IAW 34-22-01-864-015 PERFORMED EFIS BITE PROCEDURE IAW FIM 34-22-00/101 FIG 108 SHEET 1 ALL CHECKS ARE GOOD SYS OPERATES NORMAL.

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