As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
REPLACED THE SATELLITE COMMUNICATIONS LOW GAIN AMPLIFIER M1783 DUE TO NUMEROUS FAULTS IN THE SATELLITE DATA UNIT FAULT HISTORY FOR 'LGA -HPA TX GAIN'. REPLACED LOW GAIN AUDIO MANAGEMENT PANEL, AUDIO CONTROL PANEL INSTALLATION TESTED GOOD.