Toyota radio navi repair TNS510

Repairment navigation system original TOYOTA TNS510. with typical problems like: it doesn’t run anything, cd mechanism fault, touch panel doesn’t run, USB doesn’t work, etc… The message appears on screen: A program cannot be read. Please consult to a dealer. And another chinese message. TOYOTA PZ445-00333-01 86113-60V860 AISIN AW CO.,LTD.