Lexmark MX718
The printer posts a Service Fuser 121.xxA error message. The error may be due to a poor voltage line (power strip or overloaded circuit).
The most common error codes that may appear on the printer display are:
Make sure the printer is plugged directly into a wall outlet.
Turn the printer Off and turn it back On after a few seconds.
Notes:
If the issue persists, search for more information related to this issue or contact support for further assistance.
LEGACY ID: SO8878
Here are troubleshooting steps for a ‘121.xx’ Service Fuser Error (except for 121.02. 121.16, 121.41 and 126.01).
Troubleshooting a 121.24 fuser error code