HP V8.5 manual Operation

4. OPERATION		4-1
4.1	POWER SUPPLY PRECAUTIONS	4-1
4.2	USING THE CONTROL PANEL	4-2
4.3	CONTROL PANEL FUNCTIONS AND SETTINGS	4-5
	Changing function settings	4-5
	Default Settings	4-6
	Testplot	4-6
	Contrast	4-6
	Speed	4-7
	Media	4-8
	Scaling	4-9
	Emulation(verticalresolution)	4-10
	Form feed length	4-10
	Bytes per scan	4-12
	Grayscale media table number	4-13
	Setup headers for programming the V8.5e	4-13
4.4	ERROR MESSAGES	4-16

5. THEORY OF OPERATION		5-1
5.1	INTRODUCTION	5-1
5.2 PLOTTER FUNCTIONS AND FEATURES		5-1
	Power supplies	5-1
	Stepper motor	5-3
5.3	INTERFACE	5-3
	Interface timing and signals	5-3
	Data rates	5-6
	Scan width	5-7
	Verticalresolution	5-7
	Scaling	5-7
	Print mode	5-8
5.4	THERMAL PRINTHEAD	5-9
	Automatic Head Temperature Feedback	5-9
	Film media	5-10

V8.5eRev2.2.2002 vii