As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FLT 850 HNL - ITO. ON TAKEOFF, NUMBER 1 ENGINE PRESSURE RATIO INDICATION STOPPED INCREASING AT 170 WHILE THE NUMBER 2 ENGINE INDICATION OPERATED NORMALLY. CREW ABORTED TAKEOFF AT 80 KNOTS. AIRCRAFT RETURNED TO GATE WITHOUT FURTHER INCIDENT. MAINTENANCE REPLACED THE NR 1 ENGINE EPR TRANSMITTER AND PERFORMED AN ENGINE HIGH POWER RUN UP WITH NO DEFECTS NOTED. AIRCRAFT RETURNED TO SERVICE.