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Diagnostic Information 2-13
4227-X00
2 Paper Feed If the paper does not feed, do the following:
•RemovetheASF.
• Be sure the base printer feeds paper
correctly.
• If it does not feed paper correctly, go to the
“Paper Feed Service Check” on page
2-20
.
3 Gear Train Be sure the ASF drive gear on the inside of the
printer’s right frame rotates.
Inspect the right side gear train for damage or
debris.
Remove the ASF right cover and ensure that
all gears are in good condition.
4 Combination Lock
Mechanism
Install the ASF and press FormFeed.
If the pick drive shaft does not rotate, replace
the combination lock mechanism.
5 Left and Right
Hoppers
If the ASF pick rollers rotate but a single sheet
is not picked, inspect the springs and corner
separators on the left and right hoppers.
Make sure the paper load lever is in the correct
position.
6 Pick Rollers
Paper Guides
Feed Rollers
Paper skew can be caused by worn, dirty or
binding pick and feed rollers. Remove the auto
sheet feeder, load paper and hand cycle the
feeder while observing the pick and feed
rollers. If the skew problem is in the base
machine, examine all feed rollers for wear.
FRU Action