Lexmark W850 - Loading the 2000-sheet High Capacity Feeder

Diagnostic information 2-25
4024-XXX
283.01 Sensor (buffer path) on jam B
10 Check the drive motor (buffer/transport) connection.
Is the above motor connected properly?
Replace the drive
motor (buffer/
transport). Go to
“Drive motor
(buffer/
transport) and
belt (buffer/
transport)
removal” on
page 4-115.
Problem solved.
11 Perform a test print.
Does the error still occur?
Replace the
bridge unit
interface card
assembly. Go to
“Bridge unit
interface card
assembly
removal” on
page 4-117.
Go to step 12.
Problem solved.
12 Perform a test print.
Does the error still occur?
Replace the
finisher controller
card assembly.
Go to “Finisher
controller card
assembly
removal” on
page 4-118.
Problem solved.
Step Check Yes No
1 Check the media path.
1. Open the finisher front door assembly of the
finisher.
2. Remove the top cover and left upper cover.
3. Open the entrance pinch guide assembly upward.
4. Check the media entrance roll assembly and the
media entrance pinch guide pinch roll attached on
the media entrance pinch guide assembly by
turning them with your fingers.
Is the media entrance roll assembly and the media
entrance pinch guide pinch rolls operating correctly?
Go to step 2. Clean or replace
the appropriate
rolls and clean
the media path.
2 Are the media entrance roll assembly and the media
entrance pinch guide pinch rolls free of damage, and
rotate smoothly?
Go to step 3. Clean or replace
the appropriate
rolls and clean
the paper path.
Step Check Yes No