Ricoh C9020L Operating Instructions Manual page 200

4. Troubleshooting When Using the Printer Function
Message
"I/O buffer overflow."
"User auth. already exists."
4
"Insufficient Memory."
"Memory Retrieval Error."
"No response from server."
"Output Tray changed."
58
Cause
An input buffer overflow
occurred.
The user name for LDAP or
RDH authentication was
already registered in a
different server with a
different ID, and a
duplication of the user name
occurred due to a switching
of domains (servers),etc.
A memory allocation error
occurred.
A memory allocation error
occurred.
A timeout occurred while
connecting to the server for
LDAP authentication or
Windows Authentication.
The output tray was changed
because the paper size of the
specified output tray is
limited.
Solution
• In [Printer Features], under [Host
Interface], select [I/O Buffer], and
then set the maximum buffer size to
a larger value.
• Reduce the number of files being
sent to the machine.
Contact the administrator.
PCL 5c/6
On the printer driver's [Print
Quality] tab, specify a lower
resolution on the [Resolution].
RPCS
On the RPCS printer driver's [Print
Quality] tab, open the [Change
User Settings...] dialog box, and
then, on the [Image Adjustments]
tab, specify a lower value for
[Resolution:].
Turn off the main power switch, and
back on again. If the message appears
again, replace the RAM.
Check the status of the server.
Specify the proper output tray.