Lexmark E312 Service Manual - Page 49

Paper never picks, Paper occasionally picks or picks multiple sheets at once, Pick Roller Pad Assembly

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4044-XXX Paper never picks FRU Models E310 & E312 Paper Tray Model E310 Pick Roller Solenoid Model E312 Pick Roller Solenoid Action Make sure the paper tray is correctly installed. The black mylar guide sheet in the front of the tray must be positioned in the paper path just behind the pick roller assembly. This guide sheet can easily block the paper path if installed incorrectly. Make sure solenoid is installed correctly and its cable is plugged into CN402 on the interconnect board. If installation is correct, disconnect the solenoid and check CN402-1 for +24 V dc. If the voltage is present, replace the solenoid. If the voltage is not present, replace the interconnect board. Make sure solenoid is installed correctly and its cable is plugged into CN4 on the engine board. If installation is correct, disconnect the solenoid and check CN4-1 for +24 V dc. If the voltage is present, replace the solenoid. If the voltage is not present, replace the engine board. Paper occasionally picks or picks multiple sheets at once FRU Models E310 & E312 Pick Roller Assembly Models E310 & E312 Paper Separator Assembly Models E310 & E312 Pick Roller Pad Assembly Action Check pick roller assembly for wear. Replace as necessary. Check the friction pad on the paper separator for signs of wear. Replace as necessary. Check the friction pad on the pick roller pad assembly for signs of wear. Replace as necessary. Diagnostic Information 2-27

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Diagnostic Information
2-27
4044-XXX
Paper never picks
Paper occasionally picks or picks multiple sheets at once
FRU
Action
Models E310 & E312
Paper Tray
Make sure the paper tray is correctly
installed. The black mylar guide
sheet in the front of the tray must be
positioned in the paper path just
behind the pick roller assembly. This
guide sheet can easily block the
paper path if installed incorrectly.
Model E310
Pick Roller Solenoid
Make sure solenoid is installed
correctly and its cable is plugged into
CN402 on the interconnect board. If
installation is correct, disconnect the
solenoid and check CN402-1 for
+24 V dc. If the voltage is present,
replace the solenoid. If the voltage is
not present, replace the interconnect
board.
Model E312
Pick Roller Solenoid
Make sure solenoid is installed
correctly and its cable is plugged into
CN4 on the engine board. If
installation is correct, disconnect the
solenoid and check CN4-1 for
+24 V dc. If the voltage is present,
replace the solenoid. If the voltage is
not present, replace the engine
board.
FRU
Action
Models E310 & E312
Pick Roller Assembly
Check pick roller assembly for wear.
Replace as necessary.
Models E310 & E312
Paper Separator Assembly
Check the friction pad on the paper
separator for signs of wear. Replace
as necessary.
Models E310 & E312
Pick Roller Pad Assembly
Check the friction pad on the pick
roller pad assembly for signs of
wear. Replace as necessary.