Dell S3840cdn User Manual page 115

Service Rep. Restricted Operation
Allows you to select whether or not to restrict the operation by our service representative
to protect the security settings from being altered by someone impersonating our service
representative.
When enabling this setting, you can set a Maintenance Password of 4 to 12 digits.
Entering the passcode is required when our service representative performs
maintenance.
NOTE:
• When enabling this setting, note the followings:
- If you lose the System Administrator's passcode, the items restricted to the service
representative cannot be changed.
- If you lose the passcode, our service representative cannot perform maintenance in the case
when an error occurs in the machine.
• To change the restricted items or perform maintenance, the electric circuit board of the machine
must be replaced.
You will be charged for the electrical circuit board and handling cost.
Be sure not to lose the System Administrator's passcode.
Certificates
Security Certificates
Set the certificate settings.
Select the certificate type from Device Certificates, Trusted Root CA Certificates,
Intermediate CA Certificates, Other Certificates, and CRL.
• Creating a device self-signed certificate
Select Device Certificates from the dropdown menu, and click Create. Then select
Create Self-Signed Certificate. Set the following for the new device certificate.
Hash Algorithm
Public Key Length
Issuer
Validity Period
• Creating a certificate signing request (CSR)
Select Device Certificates from the dropdown menu, and click Create. Then select
Create Certificate Signing Request (CSR). Set the following for the CSR.
Hash Algorithm
Public Key Length
2-Letter Country Code (C)
State/Province Name (ST)
Locality Name (L)
Organization Name (O)
Organization Unit (OU)
Common Name (CN)
Email Address
• Importing a certificate
Select a certificate type from the drop down menu, and click Import.
Select from RSA/SHA-256, RSA/SHA-384, and RSA/SHA-512.
Select from 1024 Bits and 2048 Bits.
Enter the name of the certificate issuer.
Select the Validity Period from 1 to 9999 days.
Select from RSA/SHA-1 and RSA/SHA-256.
Select from 1024 Bits and 2048 Bits.
Specify the information required to create the CSR.
Dell Printer Configuration Web Tool
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