What was found
F/O'S FMC BRIGHT/DIM KNOB MOVES SIDE TO SIDE WHEN ROTATED THE SCREEN BLACKS OUT. VERIFIED DISCREPANCY. R & R F/O FMC CDU REF MM 34-61-01-000-802 & 34-61-01-400-802. TESTS OK IAW SAME REF.
- Difficulty date
- June 5, 2012
- Submitted
- June 7, 2012
- Operation
- Air carrier
- Aircraft
- N589AS
- Make and model
- Boeing 737890
- Aircraft serial
- 35686
- Aircraft time
- 17,163 hours, 5,470 cycles
- Engine
- Cfmint CFM567B27
- System (JASC)
- 3460 · Flight Management Computing Hardware System
- Part
- Fmc
- Part number
- 1741010201
- Part serial
- 004376
- Condition
- Failed
- Location
- Flight Deck
- Part time
- 25,153 hours, 7,839 cycles
- Stage of operation
- NR
- How discovered
- V
- Nature of condition
- O
- Precautionary procedure
- O
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.