Fujitsu DL7400 User Manual page 188

INSTALLING OPTIONS
8-12
2
Installing the Large Paper Table
Insert and push the left and right protrusions on the paper table ends
into the grooves on the cover as shown in the following figure. Set
the paper table in the normal position. (See "Setting the paper table"
in Chapter 2.)
The new large paper table can be opened or closed in the same way
as the removed paper table.
Make sure the protrusions
are inserted completely as
right figure.
User's Manual