Bedienungsanleitung Dell S2825cdn (Seite 390 von 399) (Englisch)

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|Troubleshooting

Digital Certificate Problems

Scanning using TWAIN or Windows

Image Acquisition (WIA) cannot be

performed on a Windows Server

2008 or Windows Server

2008 R2

computer.

Install Desktop Experience on the computer.

To install Desktop Experience:

1 Click Start, point to Administrative Tools, and then click Server

Manager.

2 Under Features Summary, click Add Features.

3 Select the Desktop Experience check box, click Next, and then

click Install.

4 Restart the computer.

Scanning using TWAIN or Windows

Image Acquisition (WIA) cannot be

performed on a Windows Server

2012 or Windows Server

2012 R2

computer.

Install Desktop Experience on the computer.

To install Desktop Experience:

1 Click Server Manager from the Start screen.

2 Under Manage, click Add Roles and Features.

3 Click Next to skip the Before you begin page.

4 Make sure that Role-based or feature-based installation is

selected, and then click Next.

5 Make sure that Select a server from the server pool is selected,

select the server under Server Pool, and then click Next.

6 Click Next to skip the Select server roles page.

7 Select the Desktop Experience check box under User Interfaces

and Infrastructure, and then click Next.

8 Click Confirmation from the list on the left.

9 Select the Restart the destination server automatically if

required check box, and then click Install.

10Restart the computer.

Problem Action

The certificate import button is

disabled.

SSL/TLS communication may be disabled. Create a self-signed

certificate and enable SSL/TLS.

The certificate details button is

disabled.

The certificate cannot be imported. The time setting may be incorrect. Check validity period of the

certificate as well as the time setting of the device.

The certificate file may be incorrect. Make sure that the password is

correct.

Make sure that the file type is PKCS#7/#12 or x509CACert.

Make sure that the attribute information such as key Usage or

Extended key usage of the certificate to be imported is set correctly.

The browser may be incorrect. Use Internet Explorer.

016-404 is displayed when trying to

use security settings that require

certificates.

The certificate data stored in internal memory may be either

deleted, corrupt, or may not be readable. Import the certificate and

enable the security settings again.

A certificate cannot be set with

"Certificate Details."

The validity period of the certificate may be expired. Make sure that

the time setting of the printer is correct, and whether the validity

period of the certificate has expired.

The certificate path is invalid. The certificate chain (path validation)

of the imported certificate may not be correctly validated. Make

sure that all of the high-level certificates (Trusted/Intermediate)

have been imported and are not deleted, and whether the validity

period has expired.

Problem Action

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