Staplesmart Finisher Service Check - Lexmark C77x Service Manual

StapleSmart finisher service check

Note: When removing the stapler mechanism from the option, first remove the staple supply cartridge.
Note: When replacing staples in the supply cartridge, discard any old staples in the cartridge, and replace with
a fresh strip.
Problems with static electricity buildup
Make sure the brush is attached to the top cover assembly, the ground clips are installed, and the brush is
grounded.
Printer does not recognize StapleSmart finisher option as being installed
Step Actions and questions
1 Check the StapleSmart finisher autoconnects for signs
of damage, especially the connector pins. Remove the
right cover, and check the cables at J1A and J1B
(bottom autoconnect) to the stapler card assembly to
make sure they are attached securely.
Are the cables secure?
2 Check the voltages of the StapleSmart finisher
autoconnect. See
page
approximately:
J1A—top autoconnect
Connector Voltage
J1A-1
J1A-3
J1A-3
Do the voltages measure correctly?
Close Finisher Top Cover
Step Actions and questions
1 Top cover assembly—Check the top cover assembly
to make sure it is actuating the top cover switch and
the cover is opening and closing correctly.
Is the actuating the switch and closing properly?
2 Top cover switch stapler card assembly—Check the
continuity of the stapler top cover open switch.
Is there continuity?
"StapleSmart finisher" on
5-28. The measurements should be
+24 V dc
Ground
+5 V dc
displayed—unable to clear or reset message (POST incomplete)
Yes No
Go to step 2 Reconnect the
cables securely.
Replace the Replace the
staple option. printer top
options
autoconnect
cable.
Yes No
Go to step 2 Replace the
safety cover
open switch
assembly.
Replace the Replace the
stapler card switch assembly.
assembly.
Diagnostic information
5061
2-111