3-52 Phaser 6121MFP Service Manual
Error Messages and Codes
Memory full
at SMTP Server
(Press any key)
The SMTP server’s memory is full.
USB memory full
Scan to USB memory
(Press any key)
The USB memory is full.
Unable to resolve IP
for xxxx Server
(Press any key)
The specified IP address for the server cannot be 
resolved. Where xxxx can be SMTP, POP3, LDAP, or 
FTP.
Communication error
with xxxx Server
(Press any key)
A communication error occurred with the specified 
server. Where xxxx can be SMTP, FTP, SMB, or USB.
Connection failed
with host
(Press any key)
The connection with the host failed.
Disconnected from
xxxx Server
(Press any key)
The printer lost connection with the server. Where 
xxxx can be SMTP, POP3, DNS, FTP, SMB, or LDAP.
Disconnected from
USB memory
(Press any key)
The printer lost connection with the USB memory.
No suitable paper
Load ( ) paper
The paper type required for the job needs to be 
loaded.
Remove original in
document feeder
This error occurs when there is an original in the ADF, 
but the job calls for flatbed scanning.
No suitable paper
Check duplex setting
Reload 12 original
into Document Feeder
and press OK key
An error occurred that requires the originals to be 
reloaded.
Recipient memory is
full, cannot accept
fax or Email
The recipient machine memory is full and cannot 
currently accept fax or email.
Manual input is 
limited to 16 fax 
recipients
Group dial can be set to 50 destinations by CWIS, but 
at the Control Panel a maximum of 15 address can be 
specified.
Duplicate setting This error occurs when a duplicate Scan or Fax 
Address entry is made.
TCP/IP is disabled The functionality is disabled.
No Email Server This error occurs when the email server doesn’t 
respond. Verify that the SMTP settings are correct.
FTP is disabled The functionality is disabled.
SMB is disabled The functionality is disabled.
SMTP is disabled The functionality is disabled.
Fax Comm Error A communication error occurred during the fax job.
Message Description