Ricoh M281 Series - Page 70

Optional Counter Interface Unit Type M12 (B870-21) (MP 501/601 Only)
D255/D256/M281/M282 2-42 SM
 Be careful not to damage the hooks on the inside of the right upper cover when you
remove or install the right upper cover.
9. Remove the bracket [A].
10. Install the four stud stays as shown below.