When I trun my camera on it beeps and flashes

Hi,
This problem actually related to misalignment of mechanical tape path of cassette loading assembly, please follow the procedure given below:

"Remove the battery or power cable, connect, and perform
operations from the beginning."

If problem persists then you have to contact any expert nearby for the mechanical adjustment of tape loading path assembly because its a bit tech job and can perform by an expert, Let me know if you have any experience along with proper tools then i can describe how to fix it.
Thanks for using fixya.