What was found
ON DEPARTURE AFTER SELECTING GEAR UP GEAR DISAGREE AND NOSE DOOR WARNING AURAL AND EICAS WARNING MSGS. BOTH MAINS SHOWED CROSS HASH AND NOSE GEAR SHOWED UP. C/W QRH. ALL 3 GEAR SHOWED DOWN AND GREEN, PERFORMED NORMAL LANDING. TROUBLESHOT AND FOUND PSEU TO FLAG THE LT NOSE DOOR AND NLG UPLOCK. SWUNG LG AND NLG WILL FREE FALL BY ITSELF. R&R NLG UPLOCK ASSY PER AMM 32-30 LEAK AND OPS CHECK GOOD.