What was found
(CAN) DURING GEAR DOWN SELECTION GEAR OPERATED NORMAL AND THREE GREENS WHERE DISPLAYED, HOWEVER A NOSE GEAR UNSAFE RED INDICATION REMAINED ON AS WELL. GEAR WAS RECYCLED, ALTHOUGH GEAR RETRACTED AND EXTENDED AS NORMAL THE ISSUE REMAINED. AFTER A UNEVENTFUL LANDING AIRCRAFT WAS POWERED DOWN AND POWERED UP AGAIN AND ALL INDICATIONS RETURNED TO NORMAL. THREE GREENS AND NO UNSAFE INDICATION ON ANY OF THE GEARS.