# SDR MWEA080077

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 21, 2008
- Submitted: May 22, 2008
- Operation: Air carrier
- Aircraft: [N814ME](https://openairdocs.org/aircraft/N814ME), registered now
- Make and model: Doug DC-9-81(MD-81)
- Registry model: [Doug DC-9-81(MD-81)](https://openairdocs.org/model/mcdonnell-douglas-dc-9-81-md-81) (OpenAirDocs)
- Aircraft serial: 48010
- Aircraft time: 59,873 hours, 49,585 cycles
- System (JASC): [2460 · DC Power Distribution System](https://openairdocs.org/jasc/2460)
- Part: Inverter
- Part number: ASH7341
- Condition: Inoperative
- Location: Cockpit
- Stage of operation: IN
- How discovered: O
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/MWEA080077

## Discrepancy

WHEN EMERGENCY POWER SWITCH TURNED ON, CAPTAIN'S PFD AND ND WENT BLANK AND REMAINED BLANK.  REMOVED AND REPLACED NR 1 EFIS SYMBOL GENERATOR NO FIX.  REMOVED AND REPLACED PFD NO FIX.  REMOVED AND REPLACED EMERGENCY INVERTER OPERATION CHECKED GOOD.

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