LCD Screen Gets Dark
The printer is in sleep mode.
Solutions
Press any button on the control panel to return the LCD screen to its former state.
Operation Sounds Are Loud
Quiet Mode is disabled.
Solutions
If operations sounds are too loud, enable Quiet Mode. Enabling this feature may reduce printing speed.
❏ Control panel
Select
on the home screen, and then enable Quiet Mode.
❏ Windows printer driver
Enable Quiet Mode on the Main tab.
❏ Mac OS printer driver
Select System Preferences from the Apple menu > Printers & Scanners (or Print & Scan, Print &
Fax), and then select the printer. Click Options & Supplies > Options (or Driver). Select On as the
Quiet Mode setting.
The Date and Time Are Incorrect
Error occurred in power supply.
Solutions
Aer a power failure caused by a lightning strike or if the power is le o for a long time, the clock may
show the wrong time. Set the date and the time correctly in Settings > Printer Setup > Date/Time
Settings on the control panel.
The Root
Certicate
Needs to be Updated
The root
certicate
has expired.
Solutions
Run Web
Cong
, and then update the root
certicate.
Sender's Fax Number Not Displayed
The sender's fax number is not set to the sender's machine.
Solutions
e sender may not have set the fax number. Contact the sender.
Solving Problems
>
The Printer Does Not Work as Expected
>
Cannot Operate the Printer as Expected
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