Accessing the Printhead of the ZD421 Ribbon Cartridge Printer
Accessing the Printhead of the ZD421 Ribbon Cartridge Printer

Accessing the Printhead of the ZD421 Ribbon Cartridge Printer

To access the printhead:
  1. Pull both release arms out (lighter gray parts).
    The ribbon drive transport drops down.
  2. Lift printhead actuator arm up to access the printhead.
    1
    Printhead actuator arm
    3
    Release arms
    2
    Back of printhead
    4
    Ribbon transport
    1
    Printhead (may be hot – do NOT touch!)
    3
    Ribbon cartridge authentication and status interface
    2
    Ribbon sensor
    4
    Ribbon sensor's reflector