Lexmark Optra C710 Service Manual page 167

5016-001
C 241 Paper Jam - Check Tray 1 displays and media jams, prior to
the pass through sensor.
FRU
1 Paper Tray 1
2 Paper Detect
Paper
Sensor
Detect Sensor
Board
3 CST Cable
Engine Board
4 Paper Feed Roller
Paper Pick up
Roller
Pick up Gear
Pick up Roller
Idler Gears
Action
Check tray 1 for anything that might cause the
paper to jam in the tray, or prevent media from
exiting.
Check the paper detect sensor lever (flag) in the
paper feed unit assembly for correct operation,
or if broken. Replace the lever (flag), if
necessary.
Check the paper detect sensor for correct
operation. If incorrect, replace the sensor.
Check continuity of the cable.
• If incorrect, replace the cable.
• If correct, replace the engine board.
Check the following paper feed parts for signs of
broken teeth, excessive wear, or binding:
• paper feed unit clutch.
• paper feed roller shaft, paper transfer roller
drive gear and paper feed roller.
• Paper transfer roller and paper transfer roller
idler gears.
• Paper pick up roller, paper pick up gear and
pick up roller idler gears.
Diagnostic Information
2-101