As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING INITIAL DESCENT FROM FL 350, NR 2 THROTTLE FROZE AT 83 PERCENT N1. DESCENDED TO WARMER AIR, 4000FT. HELD FOR 25 MINUTES TO TRY & FREE. ACCOMPLISHED PRECAUTIONARY SHUTDOWN & QRH PROCEDURES. REMOVED AND REPLACED THE THROTTLE PUSH PULL CABLE FRROM THE ENGINE TO THE DRUM IAW AMM 76-11-01-2.