You will notice that on this mop North is at the top. There are feint lines marked on the map.
These ore called grid lines.
There are also lines inside the compass housing that run parallel to the Orienting Arrow These ore called orienting lines.
You need to align the orienting lines of the compass with the vertical grid lines on the Map.
Ensure the Orienting Arrow is pointing towards the top of the map.
Click and drag the compass now until the orienting lines ore aligned.