Lcd Display - Liebert 7200 Series User Manual

Chapter 1 - General Description
Single Module and 1+1 Parallel System
MENU
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1.3.2

LCD Display

The LCD consists of a window and four push buttons. The display is capable of showing 4 rows of 20
characters and is used to indicate the UPS operating parameters, warnings and alarms. The push
buttons permit the operator either to select options from a menu for display on the window, or else to
change the value of certain parameters.
ENTER
Pressing ENTER, when selecting options, displays the next window.
( 4 ) The next window is determined by the option which has beenelected in the present
window. When selecting new parameters its saves the new parameters.
ESCAPE
Pressing the ESCAPE cancels the most recent actions; i.e. when selecting options it
returns
( 5 ) the previous window to the LCD; when setting parameters, it exits the window
without saving the new settings
UP
The UP push-button moves a cursor up the LCD over the options offered on certain
windows,
( 1 ) and moves a rectangular cursor to the next digit on the right when changing
parameter values in others.
DOWN
The DOWN push-button moves a cursor down the LCD over the options offered on
certain
( 2 ) windows, and changes the highlighted parameter values in others.
The Menu Options
A map of the routes to the options offered by the menu is provided in figure 1-7. Options include
windows which show status information and windows which permit data to be entered, or parameters
for equipment control to be set. The menu map shows that the routes pass from the main menu through
different intermediate windows to reach the option targeted. The diagram shows each of the windows
in the format in which it appears on the LCD screen. The initializing, default & main menu windows
are described below.
Page 1-10
Issue 6
(03/98)
document in response to "powersure ups"
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Figure 1-F . LCD (Liquid Crystal Display)
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7200 Series UPS User Manual
Operator Control and Display Panel