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Solving Problems
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
After a power failure caused by a lightning strike or if the power is left off for a long time, the clock may
show the wrong time. Set the date and the time correctly in Settings > General Settings > Basic Settings
> Date/Time Settings on the control panel.
The Root Certificate Needs to be Updated
The root certificate has expired.
Solutions
Run Web Config, and then update the root certificate.
Cannot Cancel Printing from a Computer Running Mac OS X v10.6.8
There is a problem with your AirPrint setup.
Solutions
Run Web Config, and then select Port9100 as the Top Priority Protocol setting in AirPrint Setup. Select
System Preferences from the Apple menu > Printers & Scanners (or Print & Scan, Print & Fax), remove
the printer, and then add the printer again.
"Application for Configuring Printer Operations (Web Config)" on page 315
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The Printer Does Not Work as Expected
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Cannot Operate the Printer as Expected
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