212590
25
Zoom out
Zoom in
Previous page
1/42
Next page
8. Close the ADF hatch, and then reconnect the USB cable and power cable to the
scanner.
9. Press the Power switch to the on position, and then update the scanner maintenance
history:
a.
Press the Tools (
) button on the scanner front panel to open on the HP Scanner
Tools Utility. Click the Maintenance tab.
b.In the Feeder Maintenance section, click Record Cleaning.
For more information, see the HP Scanner Tools Utility help.
Replace the feed roller and separation pad
Replace the feed roller under either of the following conditions:
Streaks on scans or paper jams occur repeatedly and cleaning the scanner does not
help.
•The Feed Roller and Separation Pad Maintenance section of the HP Scanner Tools
Utility Maintenance tab indicates that maintenance is due.
The feed roller replacement kit contains a feed roller, separation pads, and installation
instructions. To order the replacement kit, go to
www.hp.com/support.
To replace the feed roller and separation pad, follow these steps:
1. Press the Power switch to the off position, and then disconnect the USB cable and
power cable from the scanner.
2. Open the ADF hatch, and then replace the feed roller and separation pad as described
in the installation instructions that were included with the replacement kit.
NOTE: The feed roller replacement kit includes extra separation pads. If the
separation pad shows wear between feed roller replacements, then replace the
separation pad as described in the installation instructions that were included with
the replacement kit.
3. Close the ADF hatch, and then reconnect the USB cable and power cable to the
scanner.
4. Press the Power switch to the on position, and then update the scanner maintenance
history:
a.
Press the Tools (
) button on the scanner front panel to open on the HP Scanner
Tools Utility. Click the Maintenance tab.
b.In the Feed Roller and Separation Pad Maintenance section, click Record
Replacement.
For more information, see the HP Scanner Tools Utility help.
Remove the automatic document feeder from the scanner
If you need to remove the automatic document feeder (ADF) from the scanner, follow
these steps:
1. Turn the thumbscrews on the connector until they are loose. Disconnect the
accessory cable from the accessory cable port on the scanner.
2. Remove the ADF input tray.
Remove the automatic document feeder from the scanner 23
25


Need help? Post your question in this forum.

Forumrules


Report abuse

Libble takes abuse of its services very seriously. We're committed to dealing with such abuse according to the laws in your country of residence. When you submit a report, we'll investigate it and take the appropriate action. We'll get back to you only if we require additional details or have more information to share.

Product:

For example, Anti-Semitic content, racist content, or material that could result in a violent physical act.

For example, a credit card number, a personal identification number, or an unlisted home address. Note that email addresses and full names are not considered private information.

Forumrules

To achieve meaningful questions, we apply the following rules:

Register

Register getting emails for HP scanjet n8420 at:


You will receive an email to register for one or both of the options.


Get your user manual by e-mail

Enter your email address to receive the manual of HP scanjet n8420 in the language / languages: English as an attachment in your email.

The manual is 1,01 mb in size.

 

You will receive the manual in your email within minutes. If you have not received an email, then probably have entered the wrong email address or your mailbox is too full. In addition, it may be that your ISP may have a maximum size for emails to receive.

The manual is sent by email. Check your email

If you have not received an email with the manual within fifteen minutes, it may be that you have a entered a wrong email address or that your ISP has set a maximum size to receive email that is smaller than the size of the manual.

The email address you have provided is not correct.

Please check the email address and correct it.

Your question is posted on this page

Would you like to receive an email when new answers and questions are posted? Please enter your email address.



Info