Lexmark 644, 640, 642 Understanding the printer operator panel, Back, Menu, Stop, Indicator light

Learning about the printer

Understanding the printer operator panel

The operator panel on the printer is a 4-line back-lit gray scale display that can show both graphics and text. The Back, Menu, and Stop buttons are located to the left of the display, the navigation buttons are located below the display, and the numeric pad is located to the right of the display.

Display

Back

Menu Numeric pad

Stop

USB Direct interface

Indicator light

Navigation buttons Select

The use of the buttons and the layout of the display panel are described in the following table.

Button	Function
Back	Returns to the last screen you viewed.
	Note: Changes made on a screen will not be applied if you press the Back button.
Menu	Opens the menu index.
	Note: The printer must be in the Ready state to access the menu index. A message
	indicating the menus are unavailable will appear if the printer is not ready.
Stop	Stops the mechanical operation of the printer. After pressing Stop, the message Stopping
	appears. When the printer has stopped, the status line in the operator panel will show
	Stopped, and a list of options appears.
Indicator light	A two-tone LED is used on the operator panel, one color is green and the other is red. The
	lights indicate whether the printer power is on, the printer is busy, idle, processing a job, or
	requires operator intervention.
	Status	Indicates
	Off	Power is off.
	Solid green	Printer is on, but idle.
	Blinking green	Printer is warming up, processing data, or printing a job.
	Solid red	Operator intervention is required.

Understanding the printer operator panel

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