As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
EXTERNAL EMERGENCY OPENING MECHANISM OF R2 WINDOW INOP. FOUND DURING DEMONSTRATION TO AIRPORT FIRE DEPT. T/S AND FOUND WINDOW LATCH HANDLE NOT RELEASING OR UNLATCHING W/OUT PRESSING THE BUTTON ON TOP OF THE LATCH HANDLE. REWORKED R2 WINDOW FWD LATCH STRIKER BRACKET IAW EO B757-5610-5738 APPROX A. LATCHING HANDLE W WORKS GOOD W/OUT PRESSING BUTTON. PERFORMED TEST IAW MM 56-11-02-5 PAR A. C-CHECKS GOOD.