As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
EMERGENCY LIGHTS PUSH TO TEST SWITCH IN COURIER AREA DOES NOT ILLUMINATE DURING TEST. DURING LIGHTING TEST, ALSO NOTED RED LED ON FRONT FACE OF POWER SUPPLY UNIT (29WL1) WAS ILLUMINATED.REMOVED AND REPLACED POWER SUPPLY UNIT (29WL1) REF AMM 33-51-14-04. OPS TEST GOOD. COURIER AREA EMERGENCY LIGHTING PUSH TO TEST SWITCH (25WL) NOW ILLUMINATES DURING TEST. ITEM CLOSED.