Chapter
8
Troubleshooting
145
Multifeed errors occur frequently.
Does the document satisfy the requirements
described in Precautions in
?
N
O
Use the document that satisfies the requirements.
For the document requirements, refer to
"2.2 ADF-Loaded Documents" (on page 42)
YES
With the Multifeed Detection set to O
N
, do the
settings configured satisfy the requirements to
detect multifeeds correctly?
N
O
Configure the settings for detecting multifeeds correctly.
For the multifeed detection conditions, refer to
"Multifeed Detection Conditions" (page 45)
Specify the multifeed detection range, if needed, by referring to
YES
Did you scan very thick media such as a plastic
card?
YES
When scanning media like this, disable Multifeed Detection.
N
O
Did you fan the document before loading it on the
scanner?
N
O
Fan the document before loading.
YES
Has the document just been printed out on a
copier or laser printer?
YES
Fan the document three or four times to remove static electricity from the paper.
N
O
Is the document stack less than 20 mm (0.79 in.)
thick (10 mm (0.39 in.) when the document size is
larger than A4/Letter)?
N
O
Reduce the number of sheets of the document stack.
YES
Are all the consumables (*1) installed correctly?
N
O
Correctly install the consumables (*1).
For how to install the consumables, refer to
"Chapter 7 Consumables" (on page 123).
YES
Is any of the consumables (*1) dirty?
YES
Clean the dirty consumables (*1).
For how to clean the consumables, refer to
"6.2 Cleaning the ADF" (on page 117).
N
O