As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
F/O FD AMBER LIGHT ON. ACFT GROUNDED. DFCS BITE HAD NO CHANNEL B. CYCLED PWR ON FCC B COMPUTER, NO HISTORY. ACCOMPLISHED THE FOLLOWING TESTS: BITE 35 IAW AMM 22-11-33/401 FOR DFCS LRU INTERFACE TEST FOR FCC, BITE 49 IAW AMM 22-11-00/201 LAND VERIFY AND HGS SENSOR TEST FOR FCC/AT SMM 34-36-00 - ALL TESTS PASSED.