Sensor (Duplex Path) Early-Arriving Jam Service Check - Lexmark M52 Series Service Manual

Error code Description
230.44 Paper fed from tray 4 cleared the sensor (duplex
path) earlier than expected.
230.45 Paper fed from tray 4 never cleared the sensor
(duplex path).
230.52 Paper fed from tray 5 was detected earlier than
expected at the sensor (duplex path).
230.53 Paper fed from tray 5 never reached the sensor
(duplex path).
230.54 Paper fed from tray 5 cleared the sensor (duplex
path) earlier than expected.
230.55 Paper fed from tray 5 never cleared the sensor
(duplex path).
230.91 Paper remains detected at the sensor (duplex
path) after the printer is turned on.

Sensor (duplex path) early-arriving jam service check

Action
Step 1
Check the duplex paper path for jammed paper and obstructions.
Note: Make sure that all paper fragments are removed.
Is the duplex paper path free of jammed paper and obstructions?
Step 2
Remove the jammed paper and obstructions.
Does the problem remain?
Step 3
a
Remove the duplex/MPF tray. See
on page 434.
b
Enter the Diagnostics menu, and then navigate to:
Printer diagnostics and adjustments > Sensor tests
c
Find the sensor (Duplex path).
Does the sensor status change while toggling the sensor?
Step 4
a
Remove the right cover. See
page 420.
b
Check the sensor cable J27 on the controller board for proper
connection.
Is the cable properly connected?
"Duplex/MPF tray removal"
"Right cover removal" on
Diagnostics and troubleshooting
105
Action
See "Sensor (duplex path) early‑leaving jam
service check" on page 108.
See "Sensor (duplex path) late-leaving jam
service check" on page 108.
See "Sensor (duplex path) early-arriving jam
service check" on page 105.
See "Sensor (duplex path) late-arriving jam
service check" on page 106.
See "Sensor (duplex path) early‑leaving jam
service check" on page 108.
See "Sensor (duplex path) late-leaving jam
service check" on page 108.
See "Sensor (duplex path) static jam service
check" on page 110.
Yes
Go to step 3.
Go to step 3.
Go to step 6.
Go to step 6.
4064
No
Go to step 2.
The problem is
solved.
Go to step 4.
Go to step 5.