The Cod players had to put up with a barrage of boos from the home support throughout the game.
But Fenty issued a dread vote of confidence to under-fire Slade.
He said: "It's wrong to speculate on his position when the media can't talk accurately about his contract.
"The board are 110 per cent behind the manager and while I appreciate the football is not going right at the minute, I feel we are so close to winning."