Button name

Up arrow

Down arrow

Back arrow

Menu

Stop

Help

Function

Navigate menus and text, and increase or decrease the values of numerical items in the display.

Navigates backward in nested menus. Enters and exits menus.

Halts the current job in progress, presents a choice to resume or cancel the current print job, clears paper from the printer, and clears any continuable errors associated with the halted job.

Provides detailed information on printer messages or menus.

Control panel indicator lights

Indicator

Ready (green)

Data (green)

Attention (amber)

On

Off

Flashing

Printer is online (able

Printer is offline

Printer is attempting to

to accept and process

(paused), or is turned

stop printing and go

data).

off.

offline. This is usually

 

 

due to a user's request

 

 

to pause the current

 

 

job.

Processed data is

Printer is not

Printer is processing

present in the printer,

processing or

and receiving data.

but more data is

receiving data.

 

needed to complete

 

 

the job, or the job is

 

 

paused or waiting for

 

 

errors to be cleared.

 

 

A critical error has

No conditions exist

An error has occurred.

occurred. Printer

that require attention.

Printer requires

requires attention.

 

attention.

Display

The printer display gives you complete, timely information about the printer and print jobs. Graphics illustrate levels of supplies. Menus allow access to printer functions and detailed information.

The top-level screen on the display has two areas: message/prompt and supplies gauge.

ENWW

Control panel overview 21

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HP 3550 manual Control panel indicator lights, Display, Button name, Indicator, Off Flashing