As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
SATCOM HI GAIN SATCOM HI GAIN IS FAILED. STATUS MSG01- ACTIVE ENGINE START HARD;SATELLITE DATA UNIT (LEFT) HAS NO INPUT FROM HIGH POWER AMPLIFIER FOR HGA (LEFT) ON BITE BUS. DB- SATELLITE DATA UNIT (LEFT) MSG-2360291 ACTIVE ES HARD. ITEM ALREADY DEFERRED SEE DF269 ITEM CAME UP AFTER C-B PULLED. REPLACED HGA AND SDU. TESTS OKAY.