HP Radio Port 220, Server Performance Pack 200 Plotter Architecture, ￿Main PCA, C3187*90000, ￿Carriage PCA, ￿Power Supply, ￿Front*Panel PCA, Plotter Architecture, Functional￿Overview 5*21￿

Plotter Architecture

The plotters have the multiprocessor architecture shown in the following diagram:

Main	Internal	Expansion	I/O
Processor	Memory	Memory	(Centronics)
(80960KA)	(ROM/RAM)	(SIMM DRAM)	(RS±232)
		80960 bus
Shuffler	Swath RAM	Support	Encoders
ASIC	(256 KB)	ASIC	Motor Drivers

Nozzle	Carriage	Servo	EEPROM
	Processor	Processor
Timing ASIC			(256)
	(8051)	(8052)

Cartridge	Line Detector	Sensors
Drivers		Front Panel

Plotter Architecture

The plotter electronics, besides sensors and cables, consist of the following assemblies:

￿Main PCA￿Carriage PCA￿Front*Panel PCA￿Power SupplyThese are described on the following pages.

C3187*90000 Functional￿Overview 5*21￿