What was found
R/T UNIT HAS BAD IF BOARD AND BAD MODULATOR BOARD CAUSING UNIT TO DROP OFF LINE IN MAP MODE. ALSO GAIN VOLTAGE IS OUT OF SPECS. AT MAXIMUM GAIN, UNABLE TO ADJUST.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
R/T UNIT HAS BAD IF BOARD AND BAD MODULATOR BOARD CAUSING UNIT TO DROP OFF LINE IN MAP MODE. ALSO GAIN VOLTAGE IS OUT OF SPECS. AT MAXIMUM GAIN, UNABLE TO ADJUST.