katana send and return problem

[tommybird1]

Hi,I,ve got a katana 100 mk1, can,t get the send and return to work.
wired correctly
Any ideas.
I have now sorted this. Thanks.

Cheers tommy

[bazmusicman]

Try spraying some de oxit cleaner in the sockets and then push the plugs in and out several times. Sometimes the contacts don't connect if they haven't been used for a long time.

Regards,
Baz.