Overlapped Documents Are Frequently Fed into the Scanner

Check the following points

If the problem persists, check the items in Before You Contact the Scanner Service Provider first, then contact the distributor/dealer where you purchased this product. Refer to the contact information in the Contact List if supplied with this product, or refer to the contact information in the Contact for Inquiries section if provided in Safety Precautions supplied with this product, and then make an inquiry.

Do the documents meet the paper requirements?

Solution

Use documents that meet the requirements.

For details, refer to Documents for Scanning.

Are you using the Carrier Sheet?

Solution

Configure the scan settings in the scanner driver to use the Carrier Sheet.

For details, refer to Scanning Photographs and Clippings.

If the setting to detect overlapped documents is enabled, do the documents fulfill the conditions to detect overlapped documents accurately?

Solution

Fulfill the conditions to detect overlapped documents accurately.

For details, refer to Conditions Required to Accurately Detect Overlapped Documents (Multifeed).

If necessary, specify the area to detect overlapped documents.

For details, refer to Specifying the Area to Detect Overlapped Documents [Document check area specification for Multifeed Detection].

Did you scan a thick document such as a plastic card?

Solution

Perform one of the following for a scan:

Use the intelligent multifeed detection function.
Disable the setting to detect overlapped documents by the ultrasonic sensor.
Scan with Manual Single Mode.

Did you fan the documents before loading them?

Solution

Fan the documents.

For details, refer to Preparation.

Have the documents just been printed out from a copy machine or a laser printer?

Solution

Fan the documents a few times to remove static electricity.

For details, refer to Preparation.

Are the brake roller and pick roller installed correctly?

Solution

Install the brake roller and pick roller correctly.

For details, refer to Replacing the Brake Roller and Replacing the Pick Roller.

Are the brake roller and pick roller clean?

Solution

Clean the brake roller and pick roller.

For details, refer to Cleaning the Inside of the Scanner (ADF) with a Cloth.

Are the brake roller and pick roller worn out?

Solution

Check the counters for the brake roller and pick roller in the [Consumable counters] screen on the touch screen, and replace the brake roller and pick roller if necessary.

The procedure to display the [Consumable counters] screen is as follows:

→ [Cleaning & Maintenance] → [Consumable counters]

When using the Software Operation Panel, refer to Checking the Sheet Counter.

For details about replacing the brake roller and pick roller, refer to Replacing the Brake Roller and Replacing the Pick Roller.

Are you using the scanner at an altitude of 2,000 m or higher?

Solution

In the [High Altitude Mode] screen on the touch screen, set [Enable] to on.

The [High Altitude Mode] screen can be displayed in the following procedure:

→ [Scanner Settings] → [Paper Source/Feeding] → [High Altitude Mode]

When using the Software Operation Panel, refer to Scanning at High Altitude [High Altitude Mode].

If the scanner is being used on level ground lower than 2,000 m with [High Altitude Mode] enabled, overlapped documents may not be detected.