As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
LED DISPLAY WON'T DIM. PERFORMED PRELIMINARY INSPECTION. REPLACED PHOTOCELL RT1. REPAIRED PROBLEM. ALSO FOUND THUMBWHEEL INTERMITTENT. CLEANED THUMBWHEEL AND RESOLDERED CONTACTS ON THUMBWHEEL. NO HELP. REPLACED THUMBWHEEL S1. REPAIRED PROBLEM. TOUCHED UP FACEPLATE.BENCH CHECK GOOD.