What was found
THE LARGE OUTER CHANNEL CHANGE KNOB INTERMITTENT. PERFORMED PRELIMINARY INSPECTION AND TESTED. REPLACED DISPLAY BOARD ASSY. REPAIRED PROBLEM. ADJUSTED C/N SQUELCH AND BENCH CHECK GOOD.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
THE LARGE OUTER CHANNEL CHANGE KNOB INTERMITTENT. PERFORMED PRELIMINARY INSPECTION AND TESTED. REPLACED DISPLAY BOARD ASSY. REPAIRED PROBLEM. ADJUSTED C/N SQUELCH AND BENCH CHECK GOOD.