Here is a link to the [https://www.vintageshifi.com/repertoire-pdf/pdf/telecharge.php?pdf=Kenwood-KRV-7070-Service-Manual.pdf|service manual] for your receiver.
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Here is a link to the [https://www.vintageshifi.com/repertoire-pdf/pdf/telecharge.php?pdf=Kenwood-KRV-7070-Service-Manual.pdf|service manual] for your receiver. (It will download automatically to your computer)
Like all good service manuals it has the information to hopefully help find the problem.
Start by checking the voltage supply rails in the receiver in case there is a power problem, (see the schematic diagram on p.8).
Hi,
Here is a link to the [https://www.vintageshifi.com/repertoire-pdf/pdf/telecharge.php?pdf=Kenwood-KRV-7070-Service-Manual.pdf|service manual] for your receiver.
Like all good service manuals it has the information to hopefully help find the problem.
Start by checking the voltage supply rails in the receiver in case there is a power problem, (see the schematic diagram on p.8).
Hopefully this is of some help.