You can
check your maintenance box level at any time using a utility on
your Mac.
In the Apple menu or the Dock, select System Preferences. Select Print & Fax,
Print & Scan, or Printers & Scanners, select your
product, and select Options &
Supplies. Select Utility
and select Open Printer
Utility.
Select EPSON Status
Monitor. You see a window like this:
Do the following as necessary:
You can
update the maintenance box status by clicking Update.