As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
NR 1 FIRE EXTINGUISHER E LIGHT INTERMITTENTLY ON IN FLIGHT. PLACED ON MEL. AIRCRAFT RETURNED TO SERVICE. MEL CLEARED ON 10/29/97. COULD NOT DUPLICATE ORIGINAL DISCREPANCY. CHECKED RESISTANCE OF CIRCUIT FROM PIN 8 ON CONNECTOR, P4 TO GROUND, NO DEFECTS NOTED. REPLACED LOGIC MODULE AS A PRECAUTION. OPERATIONAL CHECKS GOOD.