As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
RECEIVED LEFT AND RIGHT WING ANTI-ICE CAUTION MESSAGES, IN STANDBY RECEIVED LEFT AND RIGHT WING ANTI-ICE CAUTION MESSAGES INTERMITTENTLY. LANDING WEIGHT 44,000 LBS. REMOVED AND REPLACED ANTI-ICE CONTROL PANEL IAW 20-12-21, OPS CHECK GOOD. AVIONICS REPORTS SWITCH P/N 66AT300-1 IDENT S2HA IS BAD. (M)