Service difficulty report · Control Panel · Boeing 737990ER

Difficulty date
March 7, 2016
Submitted
March 9, 2016
Operation
Air carrier
Aircraft
N495AS
Make and model
Boeing 737990ER
Aircraft serial
41728
Aircraft time
40 hours, 20 cycles
Part
Control Panel
Part number
10194391001
Part serial
2016012896
Condition
Failed
Location
Cabin Pressure
Part time
36 hours, 19 cycles
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

LED LIGHTS ON THE CABIN PRESSURE CONTROL PANEL ILLUMINATED FULL BRIGHT ONLY. ACFT GROUNDED. VERIFIED DEFECT SEGMENTS GO BLANK WHEN DIM AND TEST IS IN DIM. R & R CPC MODULE IAW AMM 21-31-02. ALL GROUND FUNCTIONAL TESTS PASS.