When a print command is sent, Status Monitor 3 initiates a bi-directional handshake with the printer firmware. It queries the device for its current state. If the printer returns a "Busy" or "Error" signal, the monitor pauses the spooler in the OS and alerts the user.
Upon launching the software, users are greeted with a graphical representation of their printer. The interface is designed to be intuitive, mimicking the physical layout of the device. epson status monitor3
The "monitor" in the name is slightly misleading; the software is an active participant in the printing process. When a print command is sent, Status Monitor