As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DIGITS WILL NOT DIM. FOUND DISPLAY TO BE VERY DIM. REPLACED PHOTOCELL V101. REPAIRED. WHEN INNER INC/DEC KNOB IS PULLED OUT, FOUND SEGMENTS IN "STBY" LIT UP IN WRONG PLACES. FOUND CORROSION ON DISPLAY PINS AND ON BOARD. CLEANED CORROSION ON DISPLAY BOARDAND REPLACED CORRODED DISPLAY DS101. REPAIRED PROBLEM. TOUCHED UP FACEPLATE. BENCH CHECK GOOD.