# SDR ASMF200406006

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: June 7, 2004
- Submitted: June 12, 2004
- Operation: Air carrier
- Aircraft: [N505MD](https://openairdocs.org/aircraft/N505MD), registered now
- Make and model: Doug DC-9-82
- Registry model: [Doug DC-9-82](https://openairdocs.org/model/mcdonnell-douglas-dc-9-82) (OpenAirDocs)
- Aircraft serial: 49149
- Aircraft time: 60,324 hours, 46,935 cycles
- System (JASC): [2210 · Autopilot System](https://openairdocs.org/jasc/2210)
- Part: Computer
- Part number: 4034241974
- Part serial: 89021801
- Condition: Failed
- Location: Flt Guidance
- Part time: 4,311 hours, 2,663 cycles
- Stage of operation: TX
- How discovered: O
- Nature of condition: J
- Precautionary procedure: D
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/ASMF200406006

## Discrepancy

AIRCRAFT RETURNED TO PLATFORM AS CONSEQUENCE OF FAIL IN LT FLIGHT GUIDANCE SYSTEM INDICATION.  SYSTEM WAS REACTIVATED AND ELECTRICAL BUSS TURNED OFF, AUTO TEST IN BOTH SYSTEMS WAS PERFORMED, ALL CORRECT. DURING OVERNIGHT SERVICE, FLIGHT GUIDANCE COMPUTER WAS REPLACED IAW MM 22-01-01, TEST CORRECT.

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.