As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING A D-CHECK INSPECTION, WIRING IN THE AFT BAGGAGE RT LOWER AREA IT WAS NOTED THAT SOME WERE BURNED. THESE HAD SHORTED OUT AND HAD BURNED THRU INSULATION. THE W740 RT FAN N1 RPM INDICATOR. THE W748 RT TURBINE N2 INDICATOR. WIRES WERE REPLACED.