The Printer Does Not Turn On or Off
Power Does Not Turn On
Power Does Not Turn Off
Power Turns Off Automatically
Operations are Slow
Printing Is Too Slow
Printing Slows Down Dramatically During Continuous Printing
Scanning Speed Is Slow
LCD Screen Gets Dark
Operation Sounds Are Loud
The Date and Time Are Incorrect
The Root Certificate Needs to be Updated
Cannot Perform Manual 2-sided Printing (Windows)
The Print Settings Menu is Not Displayed (Mac OS)
Cannot Make Calls on the Connected Telephone
Sender's Fax Number Not Displayed
Sender's Fax Number Displayed on Received Faxes is Wrong
Answering Machine Cannot Answer Voice Calls
A Lot of Junk Faxes Have Been Received
