Service difficulty report · Fmc · Boeing 737990ER

Difficulty date
June 15, 2021
Submitted
June 16, 2021
Operation
Air carrier
Aircraft
N428AS
Make and model
Boeing 737990ER
Aircraft serial
36353
Aircraft time
19,877 hours, 6,302 cycles
Part
Fmc
Condition
Failed
Location
First Officer'S
Stage of operation
NR
How discovered
O
Nature of condition
O
Precautionary procedure
O

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

What was found

FO - SIDE FMC FROZEN, WILL NOT RESPOND TO KEYPAD INPUTS. GROUNDED - YES. ACCOMPLISHED B737-900 FIM 34-61 TASK 836. RESET 2 C/B. FO FMC RESET. OPS CHECK GOOD.