Lexmark 248X-200 series, Service Manual

Page: 33 / 172

Diagnostic information
2-15
24XX-200
FRU Action
1 Paper Select
sensor With the Paper Select lever in the cut sheet
position, do the following:
• Try to load a cut sheet with the Load/Unload
button. (This button should not work.)
• If paper loads, go to “Paper Select sensor
service check” on page 2-26 .
2 Paper feed If the paper does not feed, do the following:
• Remove the ASF.
• Be sure the base printer feeds paper
correctly.
• If the base printer does not feed paper
correctly, go to “Paper feed service check”
on page 2-23 .
3 Gear train Be sure the ASF drive gear on the inside right
side frame of the printer rotates.
Inspect the right side gear train for damage or
debris.
Remove the ASF right cover and ensure that
all the gears are in good condition.
4 Combination lock
mechanism Install the ASF and press FormFeed.
If the picker drive shaft does not rotate, replace
the combination lock mechanism.
5 Left and right
hoppers If the ASF picker rollers rotate but a single
sheet is not picked, inspect the springs and
corner separators on the left and right hoppers.
Be sure the Paper Load lever is in the correct
position.