Samsung CLX-3185 Service Manual page 152

3) Abnormal Noise
Description
There is noise when copying.
Check the Scanner Motors,
gearbox and rollers.
Check the Motor Drive on Driver PBA.
Service Manual
Alignment & Troubleshooting
4-78
Check for correct assembly of gears
and motor. Ensure no parts are
fouling and these are no foreign
objects in the mechanism or
scanner path. Replace any wrong
parts.
Redo shading profile I the tech
mode.
Samsung Electronics