Ribbon Drive Mechanism / Operation - OKIDATA ML320 Service Manual

2.4.03 Ribbon Drive Mechanism / Operation

NOTE: The ribbon drive gear assembly is secured to the top of the spacing motor assembly by
the four claw tabs.
The ribbon drive mechanism drives the ribbon in sync with the spacing operation. The mechanism
is driven by the spacing motor.
The ribbon drive mechanism consists of the following items.
Ribbon Drive Gear Assembly
Ribbon Gear (The gear is attached to the spacing motor).
Ribbon Cartridge
Ribbon Cartridge
A uni-directional feed, continuous ribbon is used. The ribbon is replenished by a built-in
ink tank in the ribbon cartridge.
Service Guide ML320/ML321
Chapter 2 Principles of Operation
Page: 34