Toner Add Error Service Check - Lexmark MX71x Service Manual

Action
Step 4
Ensure the toner cartridge smart chip contact with cable is free from
damage.
Is the toner cartridge smart chip contact with cable free from damage?
Step 5
Reset the machine.
Does the error continue?

Toner add error service check

Action
Step 1
Remove the toner cartridge and properly reinstall it.
Does the error remain?
Step 2
Check the toner cartridge plunger (A) for proper operation.
Is the component functional?
Yes
Go to step 5.
Replace the controller
board. See
board removal" on
page
Yes
Go to step 2.
Go to step 3.
Diagnostic information
243
No
Reseat the connection
or replace the cable.
Go to step 5.
Problem resolved.
"Controller
422.
No
The problem is solved.
Replace the
component:
• For MX71x models,
remove the control
panel. See
panel removal
(MX71x)" on
page
•
For MX81x models,
remove the
cartridge door. See
"Cartridge door
removal" on
page
7463
"Control
488.
561.