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Introduction
Printer Features
1/13/2016 ZD420 User’s Guide 212485-001 Rev. A
Cancel
• Only functional when the printer is in the Pause state.
• Pressing the Cancel button causes the printer to cancel printing the next format in the
print buffer.
• Pressing and holding for two seconds cancels printing of ALL pending formats.
Status
• Green: Ready for print and data activity.
• Red: Media out, media detection error, head (cover) open, cutter jam, printhead
authentication failure.
• Yellow: Printhead over temp **, printhead element failure, out of memory while storing
content (formats, graphics, fonts, etc.), and interface power fault for USB Host or Serial
ports.
• Blinking Yellow: Printhead under temp.
• Blinking Red: Printhead over temp**
Pause
• Yellow: The printer is paused. Print, label feed (advance), and other label routines are
suspended until the pause state is removed by pressing the Pause button.
• Blinking Red: Printhead over temp**
Data
• Off: Data is not being transferred.
• Green: A data communication operation has not finished, but is not actively being
transferred.
• Blinking Green: Data communications are in process.
• Blinking Yellow: Out of memory while storing content (formats, graphics, fonts, etc.).
Supplies
• Red: There is a media out condition.
• Blinking Red: Ribbon Out
• Blinking Red and Yellow: Ribbon Low
.
• Blinking Yellow: Ribbon In while printer is in direct thermal mode (heat only, no ribbon).
** - Blinking red Status and Pause indicators for a critical over temperature of printhead - requires cooling and printer restart.