What was found
AFTER TAKEOFF, GEAR SELECTED UP, RECEIVED GEAR DISAGREE AT APPROX 5 SECONDS, NOSE SHOWED RED. COMPLIED WITH QRH, MANUAL EXTENSION SELECTED, RECEIVED 3 GREEN DOWN. LANDED AT 46,760 LBS, NORMAL BRAKING. HYD PUMPS WERE IN AUTO IAW QRH, 2 & 3B WERE SELECTED TO ON WITH NO CHANGE.