Service difficulty report · Control Panel · Boeing 737890

Difficulty date
March 25, 2013
Submitted
March 27, 2013
Operation
Air carrier
Aircraft
N538AS
Make and model
Boeing 737890
Aircraft serial
41188
Aircraft time
3,362 hours, 973 cycles
Part
Control Panel
Condition
Malfunctioned
Stage of operation
NR
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

AUTO PRESSURE CONTROLLER PANEL, LAND ALTITUDE WINDOW INOPERATIVE, BLINKED FOR SEVERAL MINUTES BEFORE GOING BLANK. LAND ALTITUDE WINDOW INDICATES ALTITUDE SET BY CONTROL PANEL. ON LIGHTS TEST ALL SEGMENTS ARE LIT, NO HISTORY, NO FAULTS FOUND ON THE CONTROLLERS. BOTH CONTROLLERS CHECKED GOOD REF MM TASK 21-31-00-700-802. SYS GROUND TEST AND TASK 21-31-000-700--802 MANUAL MODE TEST.