Konica Minolta magicolor 1690MF - Manual (Page 198)

Cleaning the Machine 8-11
Cleaning the Media Feed Rollers for Tray 2
Be sure to remove the duplex option before cleaning the media feed rollers
for Tray 2.
1
If the duplex option is installed, remove it.
"
If the duplex option is not installed and the locking pins are
installed at the back of Tray 2, remove the locking pins (one in
each opening on the left and right sides at the back of Tray 2).
To remove a locking pin, turn it to either the left or the right so that
its grip is vertical, and then pull out the locking pin to remove it.
2
Remove the dust cover from Tray 1 and close the tray.
3
Lift the machine off of Tray 2 and
temporarily place it on a sturdy
flat surface.
4
Clean the media feed rollers by
wiping them with a soft, dry
cloth.