Lexmark 4I3 - Manual (Page 227)

Document Insertion Device (F3):
a. Location and function of feed rollers
b. Location and function of right roller assembly locking lever
c. Location and function of lower forms guide
d. Location of upper forms guide and function (including use of
white writing surface)
e. Location and function of left stop on the upper forms guide
f. Loading a form, with emphasis on feeding forms straight
g. Top of form and left margin alignment
h. Unloading a form
i. Removal of lower forms guide if another type of forms device
is to be installed.
See “Installing and Using the Document Insertion Device (F3)” on
page 1-88 for more information.
Auto Sheet Feeder (F4):
See IBM 4230 Printer Auto Sheet Feeder General
Information for more information.
7. Show the operator the location of information on changing ribbon
cartridges (see Chapter 4, “Replacing Your Ribbon”).
8. Show the operator how to remove and replace the ribbon
cartridge. Emphasis should be on how to tell if the ribbon guide
is properly seated and how to check for twists or folds. See
Chapter 4, “Replacing Your Ribbon” for more information.
Appendix A. Training Guideline A-5