# SDR ASAA0957047

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: November 20, 2009
- Submitted: November 23, 2009
- Operation: Air carrier
- Aircraft: [N570AS](https://openairdocs.org/aircraft/N570AS), registered now
- Make and model: Boeing 737890
- Aircraft serial: 35185
- Aircraft time: 10,814 hours, 3,122 cycles
- System (JASC): [2421 · AC Generator-Alternator](https://openairdocs.org/jasc/2421)
- Part: Idg
- Condition: Malfunctioned
- Location: Nr 1 Engine
- Stage of operation: TX
- How discovered: O
- Nature of condition: J
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/ASAA0957047

## Discrepancy

ENGINE NR 1 DRIVE LIGHT NOT ILLUMINATED DURING PREFLIGHT LIGHTS TEST AND PRESS TO TEST ARE NORMAL.  TROUBLESHOT NR 1 ENG IDG RE-ENGATED IDG.  RAN ENG IDG OPS CHECK NORMAL. REF AMM 24 11 00 700 802.

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