2-sided original to 2-sided copy mode test
Disabling the original return motion in the ADF mode
3.7 ADF Blower Control Board
3.7.1 VR table
VR No. Description
VR1 Adjusts the blower low speed (4,500 rpm).
VR2 Not used.
VR3 Adjusts the blower high speed (7,000 rpm).
CAUTION
Adjusting these VR’s is usually prohibited.
1 July 1994 ADF Blower Control Board
3-9