Inside the ZD421 Ribbon Cartridge Printer

Inside the ZD421 Ribbon Cartridge Printer

1
Ribbon drive transport
6
Platen (drive) roller
2
Release arms (2)
7
Media guides
3
Media guide adjustment stop
8
Roll holders
4
Head-up sensor (inside)
9
Upper web (gap) array sensor
5
Movable sensor (black mark and lower web / gap)
10
Ribbon cartridge (shown installed – sold separately)