Printer System Configuration; Outline Of The Printer - Brother HL-4000CN Service Manual

4.

PRINTER SYSTEM CONFIGURATION

4.1

Outline of the Printer

1) Host computer
The target host is a personal computer (PC98, IBM PC-AT compatible, or Macintosh)
connected directly and also through a network.
2) ESS
The ESS interprets print information (control code data, character code data,
graphics data, and image data) sent from the host computer into video data and
sends it to the IOT.
3) IOT
The ESS prints received video data for viewing. This unit uses the A4-size 600/1200
dpi laser xerography system.
IEEE1284 or USB1.1
Host
Computer
ESS
Control Panel
I-2
Network
IOT
Power Source
AC