Ricoh IM 550F Field Service Manual page 246

or install the scanner front cover.
Scanner Front Cover (IM 550F/600F)
Insert a flathead screwdriver at [A] to release the hook of the scanner front cover [B].
1.
Release the two hooks of the scanner front cover [A].
2.
Insert a flathead screwdriver at [A] to release the hook, and then remove the scanner front cover
3.
4.Replacement and Adjustment
235