Some interesting guidance on audio repairs.
 

The other sections of the site are worth a browse too.

http://conradhoffman.com/troubleshoottut.htm

Re: Some interesting guidance on audio repairs.
 

I shall, no doubt, spend far too long perusing that website!
Some interesting stuff on there, thanks for posting.

Re: Some interesting guidance on audio repairs.
 

I've saved that page, thank you for the reference. Perhaps it will stop me going round in circles!