Duplexing Assembly Paper Jams Service Check - Lexmark Optra N 4040 Service Manual

4040

Duplexing Assembly Paper Jams Service Check

FRU
1 Feed Guide
2 • Switchback
Roller
• Feed Roller
• Duplex Feed
Roller
Rollers
3
4 Gears
5 Sensor Arms
6 Duplexing
Assembly
Sensors
Action
Foreign matter may be adhering to the feed
guide or it is burred. Remove any foreign mat-
ters. If the guide is burred, replace it (22-6).
The switchback roller, feed roller, or duplex
feed roller may be worn or deformed. Replace
worn or deformed rollers. (22-61, 22-50, 22-
51)
Paper dust or dirt may be adhering to rollers.
Remove the paper dust or dirt.
Gears may be worn or damaged. Replace any
worn or damaged gears.
Sensor arms may not move smoothly or may
be damaged. Adjust the arm so that it moves
smoothly. If it is damaged. replace it (22-10,
22-18).
Duplexing assembly sensors could be defec-
tive. Be sure all sensors are connected prop-
erly to the duplex board. If you suspect a
sensor is bad, replace it. The sensors are:
PS21, J2008 (22-29B)
PS22, J2007 (22-29)
PS23, J2006 (22-53)
PS24, J2007 (22-43)
Diagnostic Information 2-41