Download Adaptec 2930 - SCSI Card Ultra Storage Controller 20 MBps Installation guide

Troubleshooting the SIERRA™ plus film digitizer
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Cleaning the multi-film feed tray
After extensive use, dust or lint particles may build up on the feed roller
and idler wheels.
Idler wheels
Feed roller
To remove residue, loop a piece of light adhesive tape (such as Scotch®
Magic™ Tape) around your fingers with the adhesive side out, then
gently pat the roller and wheels as you turn them.
CAUTION:
Do not use any type of cleaning solvent on the feed roller
and idler wheels, as this could damage these components
and cause improper operation.
Do not use tape with a strong adhesive, such as packing
tape or strapping tape.
Do not use tape requiring the adhesive to be wetted, such as
brown paper packing tape.
VIDAR Film Digitizer Installation Guide