regarding 7 segment display circuit

hello sir,

 
we are using SUNROME make 7 segment display which has part no is SUNR 036CA with renesas controller IC R5F102A8 .
 
i wanted to know about its enviromentalwise circuit means how it should be. and we are facing problem with this display some time.
 
if you have any technical support please share us contact details for the further discussion.i have its circuit diagram .
 
need to verify ok or not.