CDCDB803: The buttom has the scores

Hi

CDCDB803RSLR

I bougt this item from mouser on this month.

The buttom has the scores, attached the pictures.  Is it normally and any effect for the function.

Thank you.

Lydia：

Hi，

The forum aims to solve the technical problems encountered by customers in the process of using the products. It is recommended that you contact the customer support center as follows, and a customer service will assist you.• Open the link : https://ticsc.service-now.com/csm• Click on the "Submit Request" button under "Request New Support".• Click on the "Create Case" button under "Quality, Reliability & Environmental Information" in the newly opened window• In the form that opens, you can describe your problem and submit it.