As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
PILOT REPORTS UPON SPOOLING UP FOR TAKEOFF, THE NR 1 ENGINE EPR WOULD NOT RISE ABOVE 1.4 INDICATED. ALL OTHER PARAMETERS NORMAL. RETURN TO GATE. FOUND ICE IMBEDDED IN PT2 INLET. CLEANED ICE. RAN ENGINE TO TAKEOFF POWER. OPS CHECK GOOD.