Krell KSA 300s Bias problem

[thomasdrv]

The bias on the right channel starts at max level.
How can I fix that..
Does anyone got the bias schematics ? And what I can measure..
Best
Thomas

 

[thomasdrv]

Thank you Mr krellname !

 

[hpavictor]

Krell KSA300S Auto Bias

Please attach the entire Krell KSA300S sch .
Thanks for all !