Ricoh M281 Series Service Manual page 248

Exterior Covers (SP 5300/5310)
12. Remove the front cover [A] by releasing the left hinge [B].
4.7.3 RIGHT COVER
1. Remove the upper cover. (page 4-47)
2. Remove the paper feed tray [A] by pulling it out.
3. Open the front cover [A].
4. Remove the power connector cover [A].
D255/D256/M281/M282 4-54 SM