As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING CRUISE AT FL 320, NR 2 CSD OIL PRESSURE LIGHT ILLUMINATED WITH NO RISE IN TEMPERATUR, CSD WAS DISCONNECTED. CREW REPORTED AN ELECTRICAL ODOR. EMERGENCY DECLARED, LANDING UNEVENTFUL, AND AIRCRAFT GROUNDED. MAINTENANCE INSPECTED THE NR 2 CSD PRESSURE SWITCH AND WIRING WITH NO DEFECTS NOTED. ACCOMPLISHED AN OPS CHECK OF THE NR 2 CSD WITH NO FAULTS FOUND. REMOVED AND REPLACED NR 2 CSD IAW AMM 24-10-01 AS A PRECAUTION. ACCOMPLISHED MCM CARD 21-96-01 WITH NO ODORS NOTED.