SDR 03082006B

Difficulty date

March 3, 2006

Submitted

June 19, 2006

Operation

Air carrier

Aircraft

N339CJ

Make and model

Saab 340B

Aircraft serial

339

Aircraft time

25,058 hours, 31,301 cycles

System (JASC)

6120 · Propeller Controlling System

Part

Computer

Part number

8542M2

Part serial

385

Condition

Malfunctioned

Location

Autocoarsen Sys

Stage of operation

TO

How discovered

O

Nature of condition

J

Precautionary procedure

C

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