# SDR ASAA12511613

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 30, 2012
- Submitted: June 1, 2012
- Operation: Air carrier
- Aircraft: [N563AS](https://openairdocs.org/aircraft/N563AS), registered now
- Make and model: Boeing 737890
- Aircraft serial: 35180
- Aircraft time: 21,485 hours, 6,714 cycles
- System (JASC): [2400 · Electrical Power System](https://openairdocs.org/jasc/2400)
- Part: Control Panel
- Part number: 8221567102AS
- Part serial: 16D3KP
- Condition: Arced
- Location: Flight Deck
- Part time: 21,485 hours, 6,714 cycles
- Stage of operation: IN
- How discovered: V
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/ASAA12511613

## Discrepancy

DURING SERVICE CHECK, FOUND MCP VERTICAL SPEED LCD WINDOW HAS A WHITE ARC DISPLAY.  ACFT GROUNDED.  R & R DFCS MCP REF AMM TASK 22-11-34/401.  ACCOMPLISHED DFCS LRU INTERFACE MCP TEST GP32 REF AMM TASK 22-11-34/501 AND LAND VERIFY TEST GP49 REF AMM TASK 22-11-00/201.  OPS CK NORMAL.  ALSO ACCOMPLISHED HGS TESTS REF SMM 34-36-00, OPS CK NORMAL.

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