What was found
PILOT WOULD KEY HIS ICS AND THE ENTIRE SYSTEM WENT HOT AND WOULD STAY HOT UNTIL THE PILOT DEPRESSED THE RADIO TRANSMIT SWITCH. REPLACED ICS AMP BOX.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
PILOT WOULD KEY HIS ICS AND THE ENTIRE SYSTEM WENT HOT AND WOULD STAY HOT UNTIL THE PILOT DEPRESSED THE RADIO TRANSMIT SWITCH. REPLACED ICS AMP BOX.