Headunit, Clock, Interior Light all stopped working :S

[Tivsta]

i have a 52 plate clio. was putting in my new headunit, and i guess some wires touched something that they wernt supposed to, and my headunit, roof light, and clock display dont work at all now. ive checked all fuses, and none appear to be broken.
can anyone help me?

 

[Mike@Rentech]

check the fuses again in engine bay and inside the car, remove them one by on and inspect them