Oki B 4100 Maintenance Manual page 518

Normal
rotation
Pulse motor
OFF
(main)
Reverse
rotation
Electromagnetic
OFF
clutch ON
Manual feed
OFF
sensor
ON
OFF
Paper sensor
ON
OFF
Outlet sensor
ON
Operation mode
40055101TH Rev.4
Warm-up Paper feed
Timing Chart for Paper Feed (Tray Feed)
Printing
518 /