As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ALL INTERCOM FUNCTIONS INOP INCLUDING EMERGENCY. REPLACED DEU B 300RH05. SYS CHECKS NORMAL REF AMM 23-73-47PARTS USED: 31-2300-9-0005, QTY :1 ROTABLE PARTS CHG:TT # 1761896 SN OFF 9762 PN OFF 31-2300-9-0005. UNIT, CIDS DECO OFF 31-2300-9-0005 9762 ON 31-2300-9-0005 5211