As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING TAXI CREW REPORTED THAT THE GIRT BAR INDICATIONS WEREN'T SHOWING RED WHEN THE DOOR WAS ARMED AND THAT THE SLIDE BOTTLE PRESSURE INDICATOR WASN'T PRESENT IN THE WINDOW. MAINTENANCE TROUBLESHOT AND FOUND THE L-1 SLIDE TO BE AT FAULT AND REPLACED IT PER EMB AMM. A/C WAS THEN RETURNED TO SERVICE.