Samsung SF-565P-XAA - Manual (Page 61)

P APER H ANDLING
2.6
To use the rear output slot:
1
Open the rear cover by pulling it upward.
C
AUTION : The fusing area inside the rear part of your machine
becomes hot once the machine is turned on. Be careful when you
access this area.
2
If you do not want to use the rear output slot, close the
rear cover. The pages stack on the front output tray.