As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ETOPS SIGNIFICANT SYSTEM, ARRIVED AT ACFT TO COMPLETE ETOPS-1 ASTERISKS ITEMS AND FOUND EICAS MSG "L ENG FIRE LP-1" ON EICAS SCREEN STATUS AND MAINTENANCE PAGE. PERFORMED FIM 26-11-00 FIG 105 AND FIG 104, CYCLED C/B'S AS INDICATED IN PREREQUISITES AND SWAPPED AFO LTS CARDS AS INDICATED IN FIM. CLEARED EICAS MSG AND PERFORMED FIRE WARNING TEST. NOW OPS GOOD.