What was found
(CAN) (HDG) ANNUNCIATOR LIGHT INOP. BULBS ARE NOT FIELD REPLACEABLE, THEREFORE A SERVICEABLE CONTROLLER WAS INSTALLED. THERE IS 2 OTHER SOURCES OF THE HDG ANNUNCIATOR IN THE EFIS SYSTEM.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
(CAN) (HDG) ANNUNCIATOR LIGHT INOP. BULBS ARE NOT FIELD REPLACEABLE, THEREFORE A SERVICEABLE CONTROLLER WAS INSTALLED. THERE IS 2 OTHER SOURCES OF THE HDG ANNUNCIATOR IN THE EFIS SYSTEM.