Attaching supports
There are four supports you need to 
install to support media or items feeding 
into or coming out of the HP LaserJet 
3100 product.
To attach supports
1
Locate the paper input support (A), 
paper output support (B), document 
feeder support (C), and document 
output support (D).
2
Align the paper input support (A) 
with the groove on the paper input 
bin and push the guide straight 
back into the groove. 
3
Insert the paper output support (B) 
into the groove on the paper output 
bin. 
4
Insert the document feeder support 
(C) into the grooves on the back of 
the document feeder tray.
5
Squeeze the ends of the document 
output support (D), insert it into the 
holes on document output slot, and 
release the support.
1
2
3
4
5
A
D
C
B
A
B
C
D
EN
1 Set Up 21