Service difficulty report · Satcom · Boeing 737990ER

Difficulty date
January 20, 2019
Submitted
January 23, 2019
Operation
Air carrier
Aircraft
N440AS
Make and model
Boeing 737990ER
Aircraft serial
41705
Aircraft time
20,936 hours, 6,905 cycles
Part
Satcom
Condition
Locked
Location
Cockpit
Stage of operation
TX
How discovered
O
Nature of condition
J
Precautionary procedure
O

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

What was found

ON POWER TRANSFER (EXTERNAL TO SHIP) SAT PROMPT MISSING FROM MCDU MENU. GROUNDED - YES. PERFORMED SATCOM LOCK-UP PER QRH, OPS NORMAL.