Service difficulty report · Computer · Boeing 737890

Difficulty date
February 9, 2011
Submitted
February 15, 2011
Operation
Air carrier
Aircraft
N589AS
Make and model
Boeing 737890
Aircraft serial
35686
Aircraft time
11,727 hours, 3,829 cycles
Part
Computer
Part number
1762000101
Part serial
005083
Condition
Failed
Location
E&E Bay
Stage of operation
TX
How discovered
O
Nature of condition
J
Precautionary procedure
K

As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.

What was found

FMC DISAGREE LIGHT ILLUMINATED. CONTINUOUSLY CYCLE OFF THEN ON. CONFIRMED PROBLEM. RT FMC BITE SENSOR PAGE SHOWS "MISMATCH" FOR FMC. REMOVED & REPLACED RT FMC COMPUTER REF MM 34 61 02 000 801 & 34 61 02 400 801. OPS NML PER MM 34 61 00 710 801. GROUND VERIFICATION TESTS SUCCESSFUL.