As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
SATCOM INOPERATIVE. NO SATCOM PROMPT ON MENU PAGE. ACARS DOES NOT TRANSMIT OR RECEIVE ON SATCOM. ACFT GROUNDED. SATCOM PROMPT RESTORED. PERFORMED SYSTEM, OPS CK IAW 23-15-00. SYS CKS NORMAL. NO HISTORY IN 30 DAYS. SYS RETURNED TO NORMAL.