Accessing the Printhead of the ZD421C Ribbon Cartridge Printer
Accessing the Printhead of the ZD421C Ribbon Cartridge Printer

Accessing the Printhead of the ZD421C Ribbon Cartridge Printer

This procedure provides easy access to the printhead for inspection and cleaning.
The discharge of electrostatic energy that accumulates on the surface of the human body or other surfaces can damage or destroy the printhead and other electronic components used in this device. You must observe static-safe procedures when working with the printhead or the electronic components under the top cover.
ZD421C Printhead Access
  1. Pull both release arms out (lighter gray parts).
    Shows opening the printhead latches on the sides of the ribbon transport.
    Ribbon drive transport drops down. The printhead actuator arm is now free.
  2. Lift printhead actuator arm up to access the printhead.
    Shows the printhead arm loose and facing down.