What was found
SATCOM PROMPT DID NOT DISPLAY ON MCDU. ACFT GROUNDED. PERFORMED QRH SATCOM LOCK UP CHECKLIST AND SATCOM PROMPT RETURNED.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
SATCOM PROMPT DID NOT DISPLAY ON MCDU. ACFT GROUNDED. PERFORMED QRH SATCOM LOCK UP CHECKLIST AND SATCOM PROMPT RETURNED.