HP Scanjet Enterprise 8500 fn1 Document Capture-Workstation - Manual (Page 69)

4. Holding the roller assembly door down and out of the way, grasp the roller assembly and slide it
to the left to release it from the enclosure.
CAUTION: Do not touch the rollers with bare fingers, as oils from your fingers could impact
performance.
NOTE: You might feel a slight resistance when sliding the roller assembly.
CAUTION: Take care not to press down on the alignment tabs (1) or against the tab to the right
of the roller assembly (2).
5. Lift the roller assembly out and set it aside.
Replace the rollers 61