Epson WF-7840 Series - Page 225

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
Aer
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 > General Settings > Basic Settings
> Date/Time Settings on the control panel.
The Root Certicate Needs to be Updated
The root certicate has expired.
Solutions
Run Web Cong, and then update the root certicate.
Cannot Cancel Printing from a Computer Running Mac OS X v10.6.8
There is a problem with your AirPrint setup.
Solutions
Run Web Cong, 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
Conguring
Printer Operations (Web
Cong
)” on page 300
Solving Problems > The Printer Does Not Work as Expected > Cannot Operate the Printer as Expected
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