Brother HL-2600CN Service Manual page 90

(4) Interface Control
<General>
(a) Interface Type
This Document describes the Video and Command/Status Interface between
Laser Printer Contriller (LPC) and engine controller.
Printer controller acts as a slave to LPC. Through Video Interface, LPC
controls the Printer & Control Panel using Command/Status communication and
transmits the synchronized video data to Printer laser diode. Control Panel is
physically resident on the engine.
(b) Interface Connection
Control
Panel
Duplex unit
(Option)
Lower Feeder(1)
Unit (Option)
The interface connector of this laser printer is connected to the host system as
shown in Fig.4-36.
Video Interface/
DC Power Supply Connector
Printer
Engine
Controller
DC Power Supply
Fig.4-36
IV-39
Laser Printer
Controller
(LPC)
[Customer design]
Host
System