As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
WHILE ACCOMPLISHING EMERGENCY LIGHTS TEST ON CIDS GOT MSG- EXT. LOADS FWD L. PERFORMED TEST OF LEFT FWD EPSU AND GOT A FAULT ON EXTERIOR LIGHTS. SUSPECT LT FWD ESCAPE SLIDE. MT33-001 IS HELPFUL FOR TS. ACCOMPLISHED TROUBLESHOOTING AND FOUND BOTH FWD DOOR SLIDES BAD. ONE SLIDE PLANESIDE AND ONE SLIDE ON AOG D1555. ACCMP'D REPLACEMENT OF DOOR 1R SLIDE & 1L SLIDE.ACCOMPLISHED RII INSPECTION OF DOOR 1LH AND DOOR 1RH. OPS CHECK NORMAL