2-114 Service Manual
7462
Sensor (ADF sheet through) late jam service check 290.01
Use this procedure for the following jams:
• 290.01
Step Check Yes No
1 Check the original document condition.
Is the original document free of paper clips and staples as
well as damage such as creases, tears, holes or excessive
wear?
Go to step 2. Remove
damaged original
document and
replace with a
new undamaged
original
document.
Perform a ADF
test. If the
problem remains,
go to step 2.
2
Check the ADF pick roll assembly for wear or gear damage.
Is the ADF feed/pick roll assembly or the ADF separation roll
assembly free of excess wear or gear damage?
Go to step 3. Clean or replace
the ADF feed/pick
roll assembly or
the ADF
separation roll
assembly.
Go to “ADF feed
/ pick roll
assembly
removal” on
page 4-56 or
“ADF separator
torque limiter
assembly
removal” on
page 4-58.
3
Check the media path for contaminates.
Is the media path free of excess media dust and foreign
objects such as paper clips and staples?
Go to step 4. Remove all
contaminates
from the media
path.
4
Check the ADF feed drive motor assembly for proper
connection.
Is the above component properly connected?
Replace the ADF
feed drive motor
assembly.
Go to “ADF feed
drive motor
assembly
removal” on
page 4-73.
Replace the
connection.
5
Check the sensor (ADF sheet through) for proper operation.
1. Enter the Diagnostics Menu.
2. Touch SCANNER TESTS.
3. Touch Sensor Tests.
4. Observe the line “sensor (ADF sheet through)”
Does the display on the operator panel, change every time
the sensing area of the above sensor is interrupted or
blocked?
Go to step 7. Go to step 6.
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