As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DEN - DURING SERVICE CHECK, MAINTENANCE REPORTED FORWARD ENTRY DOOR EMERGENCY EXIT LIGHTED SIGN, PORTABLE TYPE (M186, REF WDM 33.51.01) FAILED TO ILLUMINATE BRIGHT DURING TESTING. MAINTENANCE REPLACED 2 RECHARGEABLE CD BATTERY CELLS AND CHECKED OK. (M)