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Message
"XXX cannot be YYY
because the device
certificate used for the S/
MIME signature is not
currently valid."
(XXX and YYY indicate the
user action.)
"XXX cannot be YYY
because there is a problem
with the device certificate
used for the S/MIME
signature. Check the device
certificate."
(XXX and YYY indicate the
user action.)
"XXX cannot be YYY
because the Digital
Signature's device certificate
is not currently valid."
(XXX and YYY indicate the
user action.)
"XXX cannot be YYY
because there is a problem
with the Digital Signature's
device certificate. Check the
device certificate."
(XXX and YYY indicate the
user action.)
• If a fax or an e-mail cannot be sent and a message appears which states that there is a problem
with the device certificate or user certificate, a new certificate must be installed. For details about
how to install a new certificate, see "Configuring S/MIME" or "Protecting Communication Paths via
a Device Certificate", Security Guide.
Cause
The device certificate (S/
MIME) has expired.
There is no device certificate
(S/MIME), or the certificate
is invalid.
The device certificate (PDF
with digital signature or
PDF/A with digital
signature) has expired.
There is no device certificate
(PDF with digital signature or
PDF/A with digital
signature), or the certificate
is invalid.
When Other Messages Appear
Solution
A new device certificate (S/MIME)
must be installed. For details about
how to install a device certificate (S/
MIME), see "Protecting
Communication Paths via a Device
Certificate", Security Guide.
For details about the device certificate
(S/MIME), see "Protecting
Communication Paths via a Device
Certificate", Security Guide.
A new device certificate (PDF with
digital signature or PDF/A with digital
signature) must be installed. For details
about how to install a device certificate
(PDF with digital signature or PDF/A
with digital signature), see
"Configuring PDFs with Electronic
Signatures", Security Guide.
A new device certificate (PDF with
digital signature or PDF/A with digital
signature) must be installed. For details
about how to install a device certificate
(PDF with digital signature or PDF/A
with digital signature), see
"Configuring PDFs with Electronic
Signatures", Security Guide.
201
- Quick Links:
- Adding Toner
- Disposing of Used Toner
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Table of Contents
Need help?
Do you have a question about the MP 402SPF and is the answer not in the manual?
Questions and answers
how to connect to a computer
To connect a Ricoh MP 402SPF to a computer, follow these steps:
1. Network Connection (Using Ethernet)
- Insert one end of the Ethernet cable into the printer’s Ethernet port.
- Insert the other end into the computer or network router.
- Plug the power cord into a wall socket and turn on the printer.
- Wait for the printer to recognize the network connection (this may take up to a minute).
2. Driver Installation (Using a CD-ROM)
- Insert the provided CD-ROM into the computer’s CD drive.
- Open File Explorer and double-click the CD-ROM drive.
- Run "Setup.exe" to start the installation process.
- Follow the on-screen instructions to install the printer driver.
3. Network Quick Install (For Network Setup)
- Open the installer and click [Network Quick Install].
- Accept the software license agreement and click [Next].
- Select the machine model (Ricoh MP 402SPF) from the list.
- Click [Install] to complete the setup.
4. Confirm Computer Information (If Needed for Scanning or Network Setup)
- Open Command Prompt and type `ipconfig/all` to find the computer’s name and IP address.
- Type `set user` to confirm the user name.
After completing these steps, the Ricoh MP 402SPF should be connected and ready for use.
This answer is automatically generated