Overview - Printronix L1024 Maintenance Manual

9.5 Overview

9.5.1 Mechanical
The printer has three Controller Boards:
Data Controller Board
Engine Controller Board
Stepper Motors Controller Board
The Data Controller Board oversees and coordinates all printer functions. It communicates with the
following:
Control Panel
Floppy Disk Drives
Engine Controller Board
Host Computer
The Engine Controller Board acts as interface between the Data Controller Board and the
electromechanical portions of the printer.
The Stepper Motors Controller Board controls the various stepper motors in the printer. The main function
of the stepper motors is moving the paper.
9.5.2 Electrical
See the block diagram in Appendix B for an overview of the connections between the controller boards
and the other areas of the printer.
9–8 Chapter 9 – Controllers and Floppy Disk Drives