Leave the starting area by going through the door which leads to the further parts of the mansion.
Then, use the next door.
Now move to the next room.
As you can see there is a clock here , but you cannot use it, since you must first acquire the key which is needed to wind it. Use the marked doorway .
Go through the room with the elevator, and head through the door shown in the picture above into the second corridor.
There is a winding key on the floor. Pick it up and return to the device by following the same path. Repair the clock, synchronize it and restart the day.