Oki C5550 MFP User Manual page 217

Windows PCL
1. In the driver's [Setup] tab, recall any saved [driver
settings] you may wish to use.
PCL Booklets_oda.jpg
2. Choose [Booklet] from the [Finishing Mode] drop-down
list, then click [Options].
3. In the Options window you can set the [signature] size,
the number of [pages] per side of paper and the [binding
margin] if your document is going to be thick. The graphic
in this window shows the effect of each choice you make.
NOTE
If the Booklet choice is not shown, check that the Duplex
option is enabled in the driver.
options" on page
(See "Setting the driver device
185.)
C5550 MFP User's Guide
A guide to printing > 217