What was found
IMMEDIATELY AFTER TAKEOFF, FUEL AND MISC CUE ALERTS CAME ON. (FUEL ALERT, LEVEL 1 (TANK 3 FWD PUMP OFF). MISC CUE ALERT, LEVEL 1 (NO AUTOLAND). ADDITIONALLY, PFD AUTOPILOT BOX WENT AMBER, WITH (AP OFF) DISPLAYED. NEITHER AP WOULD ENGAGE AT 500 FT AGL, AFTER CYCLING THE SWITCH (AUTOFLIGHT BUTTON). REFERRED TO QRH AND HAND FLEW THE AIRCRAFT AS MAINTENANCE WAS CONSULTED. RETURNED TO PANC AFTER FUEL DUMP (50 K LBS). LANDING UNEVENTFUL. REMOVED AND REPLACED FCC NR 2 IAW MM 22-01-03 AFS RTS ACCOMPLISHED IAW MM 22-01-10-5.