Mk194

I have build this kit en used it for a long time,with great sound end good reception.
when i switch it on now it makes a kliking sound fore a wile and that is it.
I think there is a problem with the program in the PIC.

I can use some help or ideas with this problem.
thanks

Please return IC for inspection/exchange to:

Velleman Projects Tech. Dept.
Legen Heirweg 33
9890 Gavere
Belgium