As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ON AMT PREFLIGHT COURIER AREA, CENTER EMERGENCY EXIT LIGHT WILL NOT ILLUMINATE. L1 ADN R1 INTERIOR DOOR, SLIDE LIGHTS AND COCKPIT LIGHTS OPS NORMAL. REF. 757 WDM 33-51-12, DURING T/S FOUND BLOWN FUSE ON POWER SUPPLY BATTERY CHARGER TRAY ASSY SUPPLYING POWER TO CONNECTOR D66 PIN 11. REMOVED AND REPLACED POWER SUPPLY BATTERY CHARGER TRAY ASSY. IAW AMM 33-51-07-2. CENTER EMERGENCY EXIT LIGHT OPS CHECK NORMAL.