Digital Certificate Problems - Dell H815DW User Manual

Problem
Cannot scan using TWAIN or Windows
Image Acquisition (WIA) on a Windows
®
Server 2012 or Windows Server
computer.

Digital Certificate Problems

Symptom
The certificate import button is
disabled.
The certificate details button is
disabled.
The certificate cannot be imported. The time setting is incorrect.
016-404 is displayed when trying to
use security functions that require
certificates.
Action
Install the Desktop Experience feature on the computer.
To install Desktop Experience:
®
2012 R2
Click Server Manager from the Start screen.
1
The Server Manager screen appears.
Under Manage, click Add Roles and Features.
2
Add Roles and Features Wizard appears.
Click Next to skip the Before you begin page.
3
Ensure that Role-based or feature-based installation is selected, and then click
4
Next.
Ensure that Select a server from the server pool is selected, select the server under
5
Server Pool, and then click Next.
Click Next to skip the Select server roles page.
6
Select the Desktop Experience check box under User Interfaces and
7
Infrastructure, and then click Next.
Click Confirmation from the list on the left.
8
Select the Restart the destination server automatically if required check box, and
9
then click Install.
Restart the computer.
10
Cause
SSL/TLS communication is
disabled.
The certificate file is incorrect.
The browser is incorrect.
The certificate data stored in
internal memory is either deleted,
corrupt, or is not readable.
Action
Create a self-signed certificate and enable SSL/TLS.
Confirm validity period of the certificate as well as
the time setting of the device.
Confirm whether the password is correct.
Confirm whether the file type is PKCS#7/#12 or
x509CACert (extension: p7b/p12/pfx/cer/crt).
Confirm whether the attribute information (key
Usage/Extended key usage) of the certificate to be
imported is set correctly.
®
Use Internet Explorer .
Import the certificate and enable the security
settings again.
Troubleshooting Guide
527