What was found
SATCOM LOCKUP ON GROUND DURING POWER TRANSFER. ACFT GROUNDED. ACCOMPLISHED QRH 5.3 PROCEDURES WITH SUCCESS. SATCOM PROMPT RETURNED TO CDU.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
SATCOM LOCKUP ON GROUND DURING POWER TRANSFER. ACFT GROUNDED. ACCOMPLISHED QRH 5.3 PROCEDURES WITH SUCCESS. SATCOM PROMPT RETURNED TO CDU.