clock not working

[b11ajx]

change my head unit last night, now my clock and temperature display wont work, cigarette socket, stereo ect working fine, any 1 know what it could be, need to check fuse, fort ask while at work to burn some time..

 

[b11ajx]

driving to boro, i notice the clock is working but is very dim, could it be a bulb or replace it.