Lexmark W850n Manual page 56

4024-110
Step Check
12 Check the sensor (lower media exit) connection.
Is the above sensor connected properly?
13 Perform a test print.
Does the error still occur?
2-34
Finisher Service Manual
Yes No
Replace the Replace the
sensor (lower connection.
media exit). Go to
"Sensor (lower
media exit)
removal" on
page 4-80.
Replace the Problem solved.
finisher controller
card assembly.
Go to "Finisher
controller card
assembly
removal" on
page 4-118.